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+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 05 73 74 72 2e 63 00 | 00 00 00 00 00 00 00 00 |..str.c.|........|
|00000010| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 54 45 58 54 4d 50 53 | 20 00 00 00 00 00 00 00 |.TEXTMPS| .......|
|00000050| 00 00 00 00 00 88 77 00 | 00 01 ac a6 eb af a8 a6 |......w.|........|
|00000060| eb af a8 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 81 81 15 48 00 00 |........|.....H..|
|00000080| 2f 2a 20 24 52 43 53 66 | 69 6c 65 3a 20 73 74 72 |/* $RCSf|ile: str|
|00000090| 2e 63 2c 76 20 24 24 52 | 65 76 69 73 69 6f 6e 3a |.c,v $$R|evision:|
|000000a0| 20 34 2e 30 2e 31 2e 36 | 20 24 24 44 61 74 65 3a | 4.0.1.6| $$Date:|
|000000b0| 20 39 32 2f 30 36 2f 31 | 31 20 32 31 3a 31 34 3a | 92/06/1|1 21:14:|
|000000c0| 32 31 20 24 0d 20 2a 0d | 20 2a 20 20 20 20 43 6f |21 $. *.| *    Co|
|000000d0| 70 79 72 69 67 68 74 20 | 28 63 29 20 31 39 39 31 |pyright |(c) 1991|
|000000e0| 2c 20 4c 61 72 72 79 20 | 57 61 6c 6c 0d 20 2a 0d |, Larry |Wall. *.|
|000000f0| 20 2a 20 20 20 20 59 6f | 75 20 6d 61 79 20 64 69 | *    Yo|u may di|
|00000100| 73 74 72 69 62 75 74 65 | 20 75 6e 64 65 72 20 74 |stribute| under t|
|00000110| 68 65 20 74 65 72 6d 73 | 20 6f 66 20 65 69 74 68 |he terms| of eith|
|00000120| 65 72 20 74 68 65 20 47 | 4e 55 20 47 65 6e 65 72 |er the G|NU Gener|
|00000130| 61 6c 20 50 75 62 6c 69 | 63 0d 20 2a 20 20 20 20 |al Publi|c. *    |
|00000140| 4c 69 63 65 6e 73 65 20 | 6f 72 20 74 68 65 20 41 |License |or the A|
|00000150| 72 74 69 73 74 69 63 20 | 4c 69 63 65 6e 73 65 2c |rtistic |License,|
|00000160| 20 61 73 20 73 70 65 63 | 69 66 69 65 64 20 69 6e | as spec|ified in|
|00000170| 20 74 68 65 20 52 45 41 | 44 4d 45 20 66 69 6c 65 | the REA|DME file|
|00000180| 2e 0d 20 2a 0d 20 2a 20 | 24 4c 6f 67 3a 09 73 74 |.. *. * |$Log:.st|
|00000190| 72 2e 63 2c 76 20 24 0d | 20 2a 20 52 65 76 69 73 |r.c,v $.| * Revis|
|000001a0| 69 6f 6e 20 34 2e 30 2e | 31 2e 36 20 20 39 32 2f |ion 4.0.|1.6  92/|
|000001b0| 30 36 2f 31 31 20 20 32 | 31 3a 31 34 3a 32 31 20 |06/11  2|1:14:21 |
|000001c0| 20 6c 77 61 6c 6c 0d 20 | 2a 20 70 61 74 63 68 33 | lwall. |* patch3|
|000001d0| 34 3a 20 71 75 6f 74 65 | 73 20 63 6f 6e 74 61 69 |4: quote|s contai|
|000001e0| 6e 69 6e 67 20 73 75 62 | 73 63 72 69 70 74 73 20 |ning sub|scripts |
|000001f0| 63 6f 6e 74 61 69 6e 69 | 6e 67 20 76 61 72 69 61 |containi|ng varia|
|00000200| 62 6c 65 73 20 64 69 64 | 6e 27 74 20 70 61 72 73 |bles did|n't pars|
|00000210| 65 20 72 69 67 68 74 0d | 20 2a 20 0d 20 2a 20 52 |e right.| * . * R|
|00000220| 65 76 69 73 69 6f 6e 20 | 34 2e 30 2e 31 2e 35 20 |evision |4.0.1.5 |
|00000230| 20 39 32 2f 30 36 2f 30 | 38 20 20 31 35 3a 34 30 | 92/06/0|8  15:40|
|00000240| 3a 34 33 20 20 6c 77 61 | 6c 6c 0d 20 2a 20 70 61 |:43  lwa|ll. * pa|
|00000250| 74 63 68 32 30 3a 20 72 | 65 6d 6f 76 65 64 20 69 |tch20: r|emoved i|
|00000260| 6d 70 6c 69 63 69 74 20 | 69 6e 74 20 64 65 63 6c |mplicit |int decl|
|00000270| 61 72 61 74 69 6f 6e 73 | 20 6f 6e 20 66 75 6e 63 |arations| on func|
|00000280| 74 69 6f 6e 73 0d 20 2a | 20 70 61 74 63 68 32 30 |tions. *| patch20|
|00000290| 3a 20 50 65 72 6c 20 6e | 6f 77 20 64 69 73 74 69 |: Perl n|ow disti|
|000002a0| 6e 67 75 69 73 68 65 73 | 20 6f 76 65 72 6c 61 70 |nguishes| overlap|
|000002b0| 70 65 64 20 63 6f 70 69 | 65 73 20 66 72 6f 6d 20 |ped copi|es from |
|000002c0| 6e 6f 6e 2d 6f 76 65 72 | 6c 61 70 70 65 64 0d 20 |non-over|lapped. |
|000002d0| 2a 20 70 61 74 63 68 32 | 30 3a 20 70 61 72 61 67 |* patch2|0: parag|
|000002e0| 72 61 70 68 20 6d 6f 64 | 65 20 6e 6f 77 20 73 6b |raph mod|e now sk|
|000002f0| 69 70 73 20 65 78 74 72 | 61 20 6e 65 77 6c 69 6e |ips extr|a newlin|
|00000300| 65 73 20 61 75 74 6f 6d | 61 74 69 63 61 6c 6c 79 |es autom|atically|
|00000310| 0d 20 2a 20 70 61 74 63 | 68 32 30 3a 20 66 69 78 |. * patc|h20: fix|
|00000320| 65 64 20 6d 65 6d 6f 72 | 79 20 6c 65 61 6b 20 69 |ed memor|y leak i|
|00000330| 6e 20 64 6f 75 62 65 2d | 71 75 6f 74 65 20 69 6e |n doube-|quote in|
|00000340| 74 65 72 70 72 65 74 61 | 74 69 6f 6e 0d 20 2a 20 |terpreta|tion. * |
|00000350| 70 61 74 63 68 32 30 3a | 20 6d 61 64 65 20 2f 5c |patch20:| made /\|
|00000360| 24 24 66 6f 6f 2f 20 6c | 6f 6f 6b 20 66 6f 72 20 |$$foo/ l|ook for |
|00000370| 6c 69 74 65 72 61 6c 20 | 27 24 66 6f 6f 27 0d 20 |literal |'$foo'. |
|00000380| 2a 20 70 61 74 63 68 32 | 30 3a 20 22 24 76 61 72 |* patch2|0: "$var|
|00000390| 7b 24 66 6f 6f 27 62 61 | 72 7d 22 20 64 69 64 6e |{$foo'ba|r}" didn|
|000003a0| 27 74 20 73 63 61 6e 20 | 73 75 62 73 63 72 69 70 |'t scan |subscrip|
|000003b0| 74 20 63 6f 72 72 65 63 | 74 6c 79 0d 20 2a 20 70 |t correc|tly. * p|
|000003c0| 61 74 63 68 32 30 3a 20 | 61 20 73 70 6c 69 63 65 |atch20: |a splice|
|000003d0| 20 6f 6e 20 6e 6f 6e 2d | 65 78 69 73 74 65 6e 74 | on non-|existent|
|000003e0| 20 61 72 72 61 79 20 65 | 6c 65 6d 65 6e 74 73 20 | array e|lements |
|000003f0| 63 6f 75 6c 64 20 64 75 | 6d 70 20 63 6f 72 65 0d |could du|mp core.|
|00000400| 20 2a 20 70 61 74 63 68 | 32 30 3a 20 72 75 6e 6e | * patch|20: runn|
|00000410| 69 6e 67 20 74 61 69 6e | 74 70 65 72 6c 20 65 78 |ing tain|tperl ex|
|00000420| 70 6c 69 63 69 74 6c 79 | 20 6e 6f 77 20 64 6f 65 |plicitly| now doe|
|00000430| 73 20 63 68 65 63 6b 73 | 20 65 76 65 6e 20 69 66 |s checks| even if|
|00000440| 20 24 3c 20 3d 3d 20 24 | 3e 0d 20 2a 20 0d 20 2a | $< == $|>. * . *|
|00000450| 20 52 65 76 69 73 69 6f | 6e 20 34 2e 30 2e 31 2e | Revisio|n 4.0.1.|
|00000460| 34 20 20 39 31 2f 31 31 | 2f 30 35 20 20 31 38 3a |4  91/11|/05  18:|
|00000470| 34 30 3a 35 31 20 20 6c | 77 61 6c 6c 0d 20 2a 20 |40:51  l|wall. * |
|00000480| 70 61 74 63 68 31 31 3a | 20 24 66 6f 6f 20 2e 3d |patch11:| $foo .=|
|00000490| 20 3c 42 41 52 3e 20 63 | 6f 75 6c 64 20 6f 76 65 | <BAR> c|ould ove|
|000004a0| 72 72 75 6e 20 6d 61 6c | 6c 6f 63 65 64 20 6d 65 |rrun mal|loced me|
|000004b0| 6d 6f 72 79 0d 20 2a 20 | 70 61 74 63 68 31 31 3a |mory. * |patch11:|
|000004c0| 20 5c 24 20 64 69 64 6e | 27 74 20 61 6c 77 61 79 | \$ didn|'t alway|
|000004d0| 73 20 6d 61 6b 65 20 69 | 74 20 74 68 72 6f 75 67 |s make i|t throug|
|000004e0| 68 20 64 6f 75 62 6c 65 | 2d 71 75 6f 74 65 72 20 |h double|-quoter |
|000004f0| 74 6f 20 72 65 67 65 78 | 70 20 72 6f 75 74 69 6e |to regex|p routin|
|00000500| 65 73 0d 20 2a 20 70 61 | 74 63 68 31 31 3a 20 70 |es. * pa|tch11: p|
|00000510| 72 65 70 61 72 65 64 20 | 66 6f 72 20 63 74 79 70 |repared |for ctyp|
|00000520| 65 20 69 6d 70 6c 65 6d | 65 6e 74 61 74 69 6f 6e |e implem|entation|
|00000530| 73 20 74 68 61 74 20 64 | 6f 6e 27 74 20 64 65 66 |s that d|on't def|
|00000540| 69 6e 65 20 69 73 61 73 | 63 69 69 28 29 0d 20 2a |ine isas|cii(). *|
|00000550| 20 0d 20 2a 20 52 65 76 | 69 73 69 6f 6e 20 34 2e | . * Rev|ision 4.|
|00000560| 30 2e 31 2e 33 20 20 39 | 31 2f 30 36 2f 31 30 20 |0.1.3  9|1/06/10 |
|00000570| 20 30 31 3a 32 37 3a 35 | 34 20 20 6c 77 61 6c 6c | 01:27:5|4  lwall|
|00000580| 0d 20 2a 20 70 61 74 63 | 68 31 30 3a 20 24 29 20 |. * patc|h10: $) |
|00000590| 61 6e 64 20 24 7c 20 69 | 6e 63 6f 72 72 65 63 74 |and $| i|ncorrect|
|000005a0| 6c 79 20 68 61 6e 64 6c | 65 64 20 69 6e 20 72 75 |ly handl|ed in ru|
|000005b0| 6e 2d 74 69 6d 65 20 70 | 61 74 74 65 72 6e 73 0d |n-time p|atterns.|
|000005c0| 20 2a 20 0d 20 2a 20 52 | 65 76 69 73 69 6f 6e 20 | * . * R|evision |
|000005d0| 34 2e 30 2e 31 2e 32 20 | 20 39 31 2f 30 36 2f 30 |4.0.1.2 | 91/06/0|
|000005e0| 37 20 20 31 31 3a 35 38 | 3a 31 33 20 20 6c 77 61 |7  11:58|:13  lwa|
|000005f0| 6c 6c 0d 20 2a 20 70 61 | 74 63 68 34 3a 20 6e 65 |ll. * pa|tch4: ne|
|00000600| 77 20 63 6f 70 79 72 69 | 67 68 74 20 6e 6f 74 69 |w copyri|ght noti|
|00000610| 63 65 0d 20 2a 20 70 61 | 74 63 68 34 3a 20 74 61 |ce. * pa|tch4: ta|
|00000620| 69 6e 74 20 63 68 65 63 | 6b 20 6f 6e 20 75 6e 64 |int chec|k on und|
|00000630| 65 66 69 6e 65 64 20 73 | 74 72 69 6e 67 20 63 6f |efined s|tring co|
|00000640| 75 6c 64 20 63 61 75 73 | 65 20 63 6f 72 65 20 64 |uld caus|e core d|
|00000650| 75 6d 70 0d 20 2a 20 0d | 20 2a 20 52 65 76 69 73 |ump. * .| * Revis|
|00000660| 69 6f 6e 20 34 2e 30 2e | 31 2e 31 20 20 39 31 2f |ion 4.0.|1.1  91/|
|00000670| 30 34 2f 31 32 20 20 30 | 39 3a 31 35 3a 33 30 20 |04/12  0|9:15:30 |
|00000680| 20 6c 77 61 6c 6c 0d 20 | 2a 20 70 61 74 63 68 31 | lwall. |* patch1|
|00000690| 3a 20 66 69 78 65 64 20 | 75 6e 64 65 66 69 6e 65 |: fixed |undefine|
|000006a0| 64 20 65 6e 76 69 72 6f | 6e 20 70 72 6f 62 6c 65 |d enviro|n proble|
|000006b0| 6d 0d 20 2a 20 70 61 74 | 63 68 31 3a 20 73 75 62 |m. * pat|ch1: sub|
|000006c0| 73 74 72 28 24 45 4e 56 | 7b 22 50 41 54 48 22 7d |str($ENV|{"PATH"}|
|000006d0| 2c 30 2c 30 29 20 3d 20 | 22 2f 66 6f 6f 3a 22 20 |,0,0) = |"/foo:" |
|000006e0| 64 69 64 6e 27 74 20 6d | 6f 64 69 66 79 20 65 6e |didn't m|odify en|
|000006f0| 76 69 72 6f 6e 6d 65 6e | 74 0d 20 2a 20 70 61 74 |vironmen|t. * pat|
|00000700| 63 68 31 3a 20 24 66 6f | 6f 20 2e 3d 20 3c 42 41 |ch1: $fo|o .= <BA|
|00000710| 52 3e 20 63 6f 75 6c 64 | 20 63 61 75 73 65 20 63 |R> could| cause c|
|00000720| 6f 72 65 20 64 75 6d 70 | 20 66 6f 72 20 63 65 72 |ore dump| for cer|
|00000730| 74 61 69 6e 20 6c 65 6e | 67 74 68 73 20 6f 66 20 |tain len|gths of |
|00000740| 24 66 6f 6f 0d 20 2a 20 | 0d 20 2a 20 52 65 76 69 |$foo. * |. * Revi|
|00000750| 73 69 6f 6e 20 34 2e 30 | 20 20 39 31 2f 30 33 2f |sion 4.0|  91/03/|
|00000760| 32 30 20 20 30 31 3a 33 | 39 3a 35 35 20 20 6c 77 |20  01:3|9:55  lw|
|00000770| 61 6c 6c 0d 20 2a 20 34 | 2e 30 20 62 61 73 65 6c |all. * 4|.0 basel|
|00000780| 69 6e 65 2e 0d 20 2a 20 | 0d 20 2a 2f 0d 0d 23 69 |ine.. * |. */..#i|
|00000790| 6e 63 6c 75 64 65 20 22 | 45 58 54 45 52 4e 2e 68 |nclude "|EXTERN.h|
|000007a0| 22 0d 23 69 6e 63 6c 75 | 64 65 20 22 70 65 72 6c |".#inclu|de "perl|
|000007b0| 2e 68 22 0d 23 69 6e 63 | 6c 75 64 65 20 22 70 65 |.h".#inc|lude "pe|
|000007c0| 72 6c 79 2e 68 22 0d 0d | 73 74 61 74 69 63 20 76 |rly.h"..|static v|
|000007d0| 6f 69 64 20 75 63 61 73 | 65 28 29 3b 0d 73 74 61 |oid ucas|e();.sta|
|000007e0| 74 69 63 20 76 6f 69 64 | 20 6c 63 61 73 65 28 29 |tic void| lcase()|
|000007f0| 3b 0d 0d 23 69 66 6e 64 | 65 66 20 73 74 72 5f 67 |;..#ifnd|ef str_g|
|00000800| 65 74 0d 63 68 61 72 20 | 2a 0d 73 74 72 5f 67 65 |et.char |*.str_ge|
|00000810| 74 28 73 74 72 29 0d 53 | 54 52 20 2a 73 74 72 3b |t(str).S|TR *str;|
|00000820| 0d 7b 0d 23 69 66 64 65 | 66 20 54 41 49 4e 54 0d |.{.#ifde|f TAINT.|
|00000830| 20 20 20 20 74 61 69 6e | 74 65 64 20 7c 3d 20 73 |    tain|ted |= s|
|00000840| 74 72 2d 3e 73 74 72 5f | 74 61 69 6e 74 65 64 3b |tr->str_|tainted;|
|00000850| 0d 23 65 6e 64 69 66 0d | 20 20 20 20 72 65 74 75 |.#endif.|    retu|
|00000860| 72 6e 20 73 74 72 2d 3e | 73 74 72 5f 70 6f 6b 20 |rn str->|str_pok |
|00000870| 3f 20 73 74 72 2d 3e 73 | 74 72 5f 70 74 72 20 3a |? str->s|tr_ptr :|
|00000880| 20 73 74 72 5f 32 70 74 | 72 28 73 74 72 29 3b 0d | str_2pt|r(str);.|
|00000890| 7d 0d 23 65 6e 64 69 66 | 0d 0d 2f 2a 20 64 6c 62 |}.#endif|../* dlb|
|000008a0| 20 2e 2e 2e 20 67 75 65 | 73 73 20 77 65 20 68 61 | ... gue|ss we ha|
|000008b0| 76 65 20 61 20 22 63 72 | 69 70 70 6c 65 64 20 63 |ve a "cr|ippled c|
|000008c0| 63 22 2e 0d 20 2a 20 64 | 6c 62 20 74 68 65 20 66 |c".. * d|lb the f|
|000008d0| 6f 6c 6c 6f 77 69 6e 67 | 20 66 75 6e 63 74 69 6f |ollowing| functio|
|000008e0| 6e 73 20 61 72 65 20 75 | 73 75 61 6c 6c 79 20 6d |ns are u|sually m|
|000008f0| 61 63 72 6f 73 2e 0d 20 | 2a 2f 0d 23 69 66 6e 64 |acros.. |*/.#ifnd|
|00000900| 65 66 20 73 74 72 5f 74 | 72 75 65 0d 69 6e 74 0d |ef str_t|rue.int.|
|00000910| 73 74 72 5f 74 72 75 65 | 28 53 74 72 29 0d 53 54 |str_true|(Str).ST|
|00000920| 52 20 2a 53 74 72 3b 0d | 7b 0d 09 69 66 20 28 53 |R *Str;.|{..if (S|
|00000930| 74 72 2d 3e 73 74 72 5f | 70 6f 6b 29 20 7b 0d 09 |tr->str_|pok) {..|
|00000940| 20 20 20 20 69 66 20 28 | 2a 53 74 72 2d 3e 73 74 |    if (|*Str->st|
|00000950| 72 5f 70 74 72 20 3e 20 | 27 30 27 20 7c 7c 0d 09 |r_ptr > |'0' ||..|
|00000960| 20 20 20 20 20 20 53 74 | 72 2d 3e 73 74 72 5f 63 |      St|r->str_c|
|00000970| 75 72 20 3e 20 31 20 7c | 7c 0d 09 20 20 20 20 20 |ur > 1 |||..     |
|00000980| 20 28 53 74 72 2d 3e 73 | 74 72 5f 63 75 72 20 26 | (Str->s|tr_cur &|
|00000990| 26 20 2a 53 74 72 2d 3e | 73 74 72 5f 70 74 72 20 |& *Str->|str_ptr |
|000009a0| 21 3d 20 27 30 27 29 29 | 0d 09 09 72 65 74 75 72 |!= '0'))|...retur|
|000009b0| 6e 20 31 3b 0d 09 20 20 | 20 20 72 65 74 75 72 6e |n 1;..  |  return|
|000009c0| 20 30 3b 0d 09 7d 0d 09 | 69 66 20 28 53 74 72 2d | 0;..}..|if (Str-|
|000009d0| 3e 73 74 72 5f 6e 6f 6b | 29 0d 09 09 72 65 74 75 |>str_nok|)...retu|
|000009e0| 72 6e 20 28 53 74 72 2d | 3e 73 74 72 5f 75 2e 73 |rn (Str-|>str_u.s|
|000009f0| 74 72 5f 6e 76 61 6c 20 | 21 3d 20 30 2e 30 29 3b |tr_nval |!= 0.0);|
|00000a00| 0d 09 72 65 74 75 72 6e | 20 30 3b 0d 7d 0d 23 65 |..return| 0;.}.#e|
|00000a10| 6e 64 69 66 20 2f 2a 20 | 73 74 72 5f 74 72 75 65 |ndif /* |str_true|
|00000a20| 20 2a 2f 0d 0d 23 69 66 | 6e 64 65 66 20 73 74 72 | */..#if|ndef str|
|00000a30| 5f 67 6e 75 6d 0d 64 6f | 75 62 6c 65 20 73 74 72 |_gnum.do|uble str|
|00000a40| 5f 67 6e 75 6d 28 53 74 | 72 29 0d 53 54 52 20 2a |_gnum(St|r).STR *|
|00000a50| 53 74 72 3b 0d 7b 0d 23 | 69 66 64 65 66 20 54 41 |Str;.{.#|ifdef TA|
|00000a60| 49 4e 54 0d 09 74 61 69 | 6e 74 65 64 20 7c 3d 20 |INT..tai|nted |= |
|00000a70| 53 74 72 2d 3e 73 74 72 | 5f 74 61 69 6e 74 65 64 |Str->str|_tainted|
|00000a80| 3b 0d 23 65 6e 64 69 66 | 20 2f 2a 20 54 41 49 4e |;.#endif| /* TAIN|
|00000a90| 54 2a 2f 0d 09 69 66 20 | 28 53 74 72 2d 3e 73 74 |T*/..if |(Str->st|
|00000aa0| 72 5f 6e 6f 6b 29 0d 09 | 09 72 65 74 75 72 6e 20 |r_nok)..|.return |
|00000ab0| 53 74 72 2d 3e 73 74 72 | 5f 75 2e 73 74 72 5f 6e |Str->str|_u.str_n|
|00000ac0| 76 61 6c 3b 0d 09 72 65 | 74 75 72 6e 20 73 74 72 |val;..re|turn str|
|00000ad0| 5f 32 6e 75 6d 28 53 74 | 72 29 3b 0d 7d 0d 23 65 |_2num(St|r);.}.#e|
|00000ae0| 6e 64 69 66 20 2f 2a 20 | 73 74 72 5f 67 6e 75 6d |ndif /* |str_gnum|
|00000af0| 20 2a 2f 0d 2f 2a 20 64 | 6c 62 20 2e 2e 2e 20 65 | */./* d|lb ... e|
|00000b00| 6e 64 20 6f 66 20 63 72 | 75 74 63 68 20 2a 2f 0d |nd of cr|utch */.|
|00000b10| 0d 63 68 61 72 20 2a 0d | 73 74 72 5f 67 72 6f 77 |.char *.|str_grow|
|00000b20| 28 73 74 72 2c 6e 65 77 | 6c 65 6e 29 0d 72 65 67 |(str,new|len).reg|
|00000b30| 69 73 74 65 72 20 53 54 | 52 20 2a 73 74 72 3b 0d |ister ST|R *str;.|
|00000b40| 23 69 66 6e 64 65 66 20 | 44 4f 53 49 53 48 0d 72 |#ifndef |DOSISH.r|
|00000b50| 65 67 69 73 74 65 72 20 | 69 6e 74 20 6e 65 77 6c |egister |int newl|
|00000b60| 65 6e 3b 0d 23 65 6c 73 | 65 0d 75 6e 73 69 67 6e |en;.#els|e.unsign|
|00000b70| 65 64 20 6c 6f 6e 67 20 | 6e 65 77 6c 65 6e 3b 0d |ed long |newlen;.|
|00000b80| 23 65 6e 64 69 66 0d 7b | 0d 20 20 20 20 72 65 67 |#endif.{|.    reg|
|00000b90| 69 73 74 65 72 20 63 68 | 61 72 20 2a 73 20 3d 20 |ister ch|ar *s = |
|00000ba0| 73 74 72 2d 3e 73 74 72 | 5f 70 74 72 3b 0d 0d 23 |str->str|_ptr;..#|
|00000bb0| 69 66 64 65 66 20 4d 53 | 44 4f 53 0d 20 20 20 20 |ifdef MS|DOS.    |
|00000bc0| 69 66 20 28 6e 65 77 6c | 65 6e 20 3e 3d 20 30 78 |if (newl|en >= 0x|
|00000bd0| 31 30 30 30 30 29 20 7b | 0d 09 66 70 72 69 6e 74 |10000) {|..fprint|
|00000be0| 66 28 73 74 64 65 72 72 | 2c 20 22 41 6c 6c 6f 63 |f(stderr|, "Alloc|
|00000bf0| 61 74 69 6f 6e 20 74 6f | 6f 20 6c 61 72 67 65 3a |ation to|o large:|
|00000c00| 20 25 6c 78 5c 6e 22 2c | 20 6e 65 77 6c 65 6e 29 | %lx\n",| newlen)|
|00000c10| 3b 0d 09 65 78 69 74 28 | 31 29 3b 0d 20 20 20 20 |;..exit(|1);.    |
|00000c20| 7d 0d 23 65 6e 64 69 66 | 20 2f 2a 20 4d 53 44 4f |}.#endif| /* MSDO|
|00000c30| 53 20 2a 2f 0d 20 20 20 | 20 69 66 20 28 73 74 72 |S */.   | if (str|
|00000c40| 2d 3e 73 74 72 5f 73 74 | 61 74 65 20 3d 3d 20 53 |->str_st|ate == S|
|00000c50| 53 5f 49 4e 43 52 29 20 | 7b 09 09 2f 2a 20 64 61 |S_INCR) |{../* da|
|00000c60| 74 61 20 62 65 66 6f 72 | 65 20 73 74 72 5f 70 74 |ta befor|e str_pt|
|00000c70| 72 3f 20 2a 2f 0d 09 73 | 74 72 2d 3e 73 74 72 5f |r? */..s|tr->str_|
|00000c80| 6c 65 6e 20 2b 3d 20 73 | 74 72 2d 3e 73 74 72 5f |len += s|tr->str_|
|00000c90| 75 2e 73 74 72 5f 75 73 | 65 66 75 6c 3b 0d 09 73 |u.str_us|eful;..s|
|00000ca0| 74 72 2d 3e 73 74 72 5f | 70 74 72 20 2d 3d 20 73 |tr->str_|ptr -= s|
|00000cb0| 74 72 2d 3e 73 74 72 5f | 75 2e 73 74 72 5f 75 73 |tr->str_|u.str_us|
|00000cc0| 65 66 75 6c 3b 0d 09 73 | 74 72 2d 3e 73 74 72 5f |eful;..s|tr->str_|
|00000cd0| 75 2e 73 74 72 5f 75 73 | 65 66 75 6c 20 3d 20 30 |u.str_us|eful = 0|
|00000ce0| 4c 3b 0d 09 4d 6f 76 65 | 28 73 2c 20 73 74 72 2d |L;..Move|(s, str-|
|00000cf0| 3e 73 74 72 5f 70 74 72 | 2c 20 73 74 72 2d 3e 73 |>str_ptr|, str->s|
|00000d00| 74 72 5f 63 75 72 2b 31 | 2c 20 63 68 61 72 29 3b |tr_cur+1|, char);|
|00000d10| 0d 09 73 20 3d 20 73 74 | 72 2d 3e 73 74 72 5f 70 |..s = st|r->str_p|
|00000d20| 74 72 3b 0d 09 73 74 72 | 2d 3e 73 74 72 5f 73 74 |tr;..str|->str_st|
|00000d30| 61 74 65 20 3d 20 53 53 | 5f 4e 4f 52 4d 3b 09 09 |ate = SS|_NORM;..|
|00000d40| 09 2f 2a 20 6e 6f 72 6d | 61 6c 20 61 67 61 69 6e |./* norm|al again|
|00000d50| 20 2a 2f 0d 09 69 66 20 | 28 6e 65 77 6c 65 6e 20 | */..if |(newlen |
|00000d60| 3e 20 73 74 72 2d 3e 73 | 74 72 5f 6c 65 6e 29 0d |> str->s|tr_len).|
|00000d70| 09 20 20 20 20 6e 65 77 | 6c 65 6e 20 2b 3d 20 31 |.    new|len += 1|
|00000d80| 30 20 2a 20 28 6e 65 77 | 6c 65 6e 20 2d 20 73 74 |0 * (new|len - st|
|00000d90| 72 2d 3e 73 74 72 5f 63 | 75 72 29 3b 20 2f 2a 20 |r->str_c|ur); /* |
|00000da0| 61 76 6f 69 64 20 63 6f | 70 79 20 65 61 63 68 20 |avoid co|py each |
|00000db0| 74 69 6d 65 20 2a 2f 0d | 20 20 20 20 7d 0d 20 20 |time */.|    }.  |
|00000dc0| 20 20 69 66 20 28 6e 65 | 77 6c 65 6e 20 3e 20 73 |  if (ne|wlen > s|
|00000dd0| 74 72 2d 3e 73 74 72 5f | 6c 65 6e 29 20 7b 09 09 |tr->str_|len) {..|
|00000de0| 2f 2a 20 6e 65 65 64 20 | 6d 6f 72 65 20 72 6f 6f |/* need |more roo|
|00000df0| 6d 3f 20 2a 2f 0d 20 20 | 20 20 20 20 20 20 69 66 |m? */.  |      if|
|00000e00| 20 28 73 74 72 2d 3e 73 | 74 72 5f 6c 65 6e 29 0d | (str->s|tr_len).|
|00000e10| 09 20 20 20 20 52 65 6e | 65 77 28 73 2c 6e 65 77 |.    Ren|ew(s,new|
|00000e20| 6c 65 6e 2c 63 68 61 72 | 29 3b 0d 20 20 20 20 20 |len,char|);.     |
|00000e30| 20 20 20 65 6c 73 65 0d | 09 20 20 20 20 4e 65 77 |   else.|.    New|
|00000e40| 28 37 30 33 2c 73 2c 6e | 65 77 6c 65 6e 2c 63 68 |(703,s,n|ewlen,ch|
|00000e50| 61 72 29 3b 0d 09 73 74 | 72 2d 3e 73 74 72 5f 70 |ar);..st|r->str_p|
|00000e60| 74 72 20 3d 20 73 3b 0d | 20 20 20 20 20 20 20 20 |tr = s;.|        |
|00000e70| 73 74 72 2d 3e 73 74 72 | 5f 6c 65 6e 20 3d 20 6e |str->str|_len = n|
|00000e80| 65 77 6c 65 6e 3b 0d 20 | 20 20 20 7d 0d 20 20 20 |ewlen;. |   }.   |
|00000e90| 20 72 65 74 75 72 6e 20 | 73 3b 0d 7d 0d 0d 76 6f | return |s;.}..vo|
|00000ea0| 69 64 0d 73 74 72 5f 6e | 75 6d 73 65 74 28 73 74 |id.str_n|umset(st|
|00000eb0| 72 2c 6e 75 6d 29 0d 72 | 65 67 69 73 74 65 72 20 |r,num).r|egister |
|00000ec0| 53 54 52 20 2a 73 74 72 | 3b 0d 64 6f 75 62 6c 65 |STR *str|;.double|
|00000ed0| 20 6e 75 6d 3b 0d 7b 0d | 20 20 20 20 69 66 20 28 | num;.{.|    if (|
|00000ee0| 73 74 72 2d 3e 73 74 72 | 5f 70 6f 6b 29 20 7b 0d |str->str|_pok) {.|
|00000ef0| 09 73 74 72 2d 3e 73 74 | 72 5f 70 6f 6b 20 3d 20 |.str->st|r_pok = |
|00000f00| 30 3b 09 2f 2a 20 69 6e | 76 61 6c 69 64 61 74 65 |0;./* in|validate|
|00000f10| 20 70 6f 69 6e 74 65 72 | 20 2a 2f 0d 09 69 66 20 | pointer| */..if |
|00000f20| 28 73 74 72 2d 3e 73 74 | 72 5f 73 74 61 74 65 20 |(str->st|r_state |
|00000f30| 3d 3d 20 53 53 5f 49 4e | 43 52 29 0d 09 20 20 20 |== SS_IN|CR)..   |
|00000f40| 20 53 74 72 5f 47 72 6f | 77 28 73 74 72 2c 30 29 | Str_Gro|w(str,0)|
|00000f50| 3b 0d 20 20 20 20 7d 0d | 20 20 20 20 73 74 72 2d |;.    }.|    str-|
|00000f60| 3e 73 74 72 5f 75 2e 73 | 74 72 5f 6e 76 61 6c 20 |>str_u.s|tr_nval |
|00000f70| 3d 20 6e 75 6d 3b 0d 20 | 20 20 20 73 74 72 2d 3e |= num;. |   str->|
|00000f80| 73 74 72 5f 73 74 61 74 | 65 20 3d 20 53 53 5f 4e |str_stat|e = SS_N|
|00000f90| 4f 52 4d 3b 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 |ORM;.   | str->st|
|00000fa0| 72 5f 6e 6f 6b 20 3d 20 | 31 3b 09 09 09 2f 2a 20 |r_nok = |1;.../* |
|00000fb0| 76 61 6c 69 64 61 74 65 | 20 6e 75 6d 62 65 72 20 |validate| number |
|00000fc0| 2a 2f 0d 23 69 66 64 65 | 66 20 54 41 49 4e 54 0d |*/.#ifde|f TAINT.|
|00000fd0| 20 20 20 20 73 74 72 2d | 3e 73 74 72 5f 74 61 69 |    str-|>str_tai|
|00000fe0| 6e 74 65 64 20 3d 20 74 | 61 69 6e 74 65 64 3b 0d |nted = t|ainted;.|
|00000ff0| 23 65 6e 64 69 66 0d 7d | 0d 0d 63 68 61 72 20 2a |#endif.}|..char *|
|00001000| 0d 73 74 72 5f 32 70 74 | 72 28 73 74 72 29 0d 72 |.str_2pt|r(str).r|
|00001010| 65 67 69 73 74 65 72 20 | 53 54 52 20 2a 73 74 72 |egister |STR *str|
|00001020| 3b 0d 7b 0d 20 20 20 20 | 72 65 67 69 73 74 65 72 |;.{.    |register|
|00001030| 20 63 68 61 72 20 2a 73 | 3b 0d 20 20 20 20 69 6e | char *s|;.    in|
|00001040| 74 20 6f 6c 64 65 72 72 | 6e 6f 3b 0d 0d 20 20 20 |t olderr|no;..   |
|00001050| 20 69 66 20 28 21 73 74 | 72 29 0d 09 72 65 74 75 | if (!st|r)..retu|
|00001060| 72 6e 20 22 22 3b 0d 20 | 20 20 20 69 66 20 28 73 |rn "";. |   if (s|
|00001070| 74 72 2d 3e 73 74 72 5f | 6e 6f 6b 29 20 7b 0d 09 |tr->str_|nok) {..|
|00001080| 53 54 52 5f 47 52 4f 57 | 28 73 74 72 2c 20 33 30 |STR_GROW|(str, 30|
|00001090| 29 3b 0d 09 73 20 3d 20 | 73 74 72 2d 3e 73 74 72 |);..s = |str->str|
|000010a0| 5f 70 74 72 3b 0d 09 6f | 6c 64 65 72 72 6e 6f 20 |_ptr;..o|lderrno |
|000010b0| 3d 20 65 72 72 6e 6f 3b | 09 2f 2a 20 73 6f 6d 65 |= errno;|./* some|
|000010c0| 20 58 65 6e 69 78 20 73 | 79 73 74 65 6d 73 20 77 | Xenix s|ystems w|
|000010d0| 69 70 65 20 6f 75 74 20 | 65 72 72 6e 6f 20 68 65 |ipe out |errno he|
|000010e0| 72 65 20 2a 2f 0d 23 69 | 66 20 64 65 66 69 6e 65 |re */.#i|f define|
|000010f0| 64 28 73 63 73 29 20 26 | 26 20 64 65 66 69 6e 65 |d(scs) &|& define|
|00001100| 64 28 6e 73 33 32 30 30 | 30 29 0d 09 67 63 76 74 |d(ns3200|0)..gcvt|
|00001110| 28 73 74 72 2d 3e 73 74 | 72 5f 75 2e 73 74 72 5f |(str->st|r_u.str_|
|00001120| 6e 76 61 6c 2c 32 30 2c | 73 29 3b 0d 23 65 6c 73 |nval,20,|s);.#els|
|00001130| 65 0d 23 69 66 64 65 66 | 20 61 70 6f 6c 6c 6f 0d |e.#ifdef| apollo.|
|00001140| 09 69 66 20 28 73 74 72 | 2d 3e 73 74 72 5f 75 2e |.if (str|->str_u.|
|00001150| 73 74 72 5f 6e 76 61 6c | 20 3d 3d 20 30 2e 30 29 |str_nval| == 0.0)|
|00001160| 0d 09 20 20 20 20 28 76 | 6f 69 64 29 73 74 72 63 |..    (v|oid)strc|
|00001170| 70 79 28 73 2c 22 30 22 | 29 3b 0d 09 65 6c 73 65 |py(s,"0"|);..else|
|00001180| 0d 23 65 6e 64 69 66 20 | 2f 2a 61 70 6f 6c 6c 6f |.#endif |/*apollo|
|00001190| 2a 2f 0d 09 28 76 6f 69 | 64 29 73 70 72 69 6e 74 |*/..(voi|d)sprint|
|000011a0| 66 28 73 2c 22 25 2e 32 | 30 67 22 2c 73 74 72 2d |f(s,"%.2|0g",str-|
|000011b0| 3e 73 74 72 5f 75 2e 73 | 74 72 5f 6e 76 61 6c 29 |>str_u.s|tr_nval)|
|000011c0| 3b 0d 23 65 6e 64 69 66 | 20 2f 2a 73 63 73 2a 2f |;.#endif| /*scs*/|
|000011d0| 0d 09 65 72 72 6e 6f 20 | 3d 20 6f 6c 64 65 72 72 |..errno |= olderr|
|000011e0| 6e 6f 3b 0d 09 77 68 69 | 6c 65 20 28 2a 73 29 20 |no;..whi|le (*s) |
|000011f0| 73 2b 2b 3b 0d 23 69 66 | 64 65 66 20 68 63 78 0d |s++;.#if|def hcx.|
|00001200| 09 69 66 20 28 73 5b 2d | 31 5d 20 3d 3d 20 27 2e |.if (s[-|1] == '.|
|00001210| 27 29 0d 09 20 20 20 20 | 73 2d 2d 3b 0d 23 65 6e |')..    |s--;.#en|
|00001220| 64 69 66 0d 20 20 20 20 | 7d 0d 20 20 20 20 65 6c |dif.    |}.    el|
|00001230| 73 65 20 7b 0d 09 69 66 | 20 28 73 74 72 20 3d 3d |se {..if| (str ==|
|00001240| 20 26 73 74 72 5f 75 6e | 64 65 66 29 0d 09 20 20 | &str_un|def)..  |
|00001250| 20 20 72 65 74 75 72 6e | 20 4e 6f 3b 0d 09 69 66 |  return| No;..if|
|00001260| 20 28 64 6f 77 61 72 6e | 29 0d 09 20 20 20 20 77 | (dowarn|)..    w|
|00001270| 61 72 6e 28 22 55 73 65 | 20 6f 66 20 75 6e 69 6e |arn("Use| of unin|
|00001280| 69 74 69 61 6c 69 7a 65 | 64 20 76 61 72 69 61 62 |itialize|d variab|
|00001290| 6c 65 22 29 3b 0d 09 53 | 54 52 5f 47 52 4f 57 28 |le");..S|TR_GROW(|
|000012a0| 73 74 72 2c 20 33 30 29 | 3b 0d 09 73 20 3d 20 73 |str, 30)|;..s = s|
|000012b0| 74 72 2d 3e 73 74 72 5f | 70 74 72 3b 0d 20 20 20 |tr->str_|ptr;.   |
|000012c0| 20 7d 0d 20 20 20 20 2a | 73 20 3d 20 27 5c 30 27 | }.    *|s = '\0'|
|000012d0| 3b 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 63 |;.    st|r->str_c|
|000012e0| 75 72 20 3d 20 73 20 2d | 20 73 74 72 2d 3e 73 74 |ur = s -| str->st|
|000012f0| 72 5f 70 74 72 3b 0d 20 | 20 20 20 73 74 72 2d 3e |r_ptr;. |   str->|
|00001300| 73 74 72 5f 70 6f 6b 20 | 3d 20 31 3b 0d 23 69 66 |str_pok |= 1;.#if|
|00001310| 64 65 66 20 44 45 42 55 | 47 47 49 4e 47 0d 20 20 |def DEBU|GGING.  |
|00001320| 20 20 69 66 20 28 64 65 | 62 75 67 20 26 20 33 32 |  if (de|bug & 32|
|00001330| 29 0d 09 66 70 72 69 6e | 74 66 28 73 74 64 65 72 |)..fprin|tf(stder|
|00001340| 72 2c 22 30 78 25 6c 78 | 20 70 74 72 28 25 73 29 |r,"0x%lx| ptr(%s)|
|00001350| 5c 6e 22 2c 73 74 72 2c | 73 74 72 2d 3e 73 74 72 |\n",str,|str->str|
|00001360| 5f 70 74 72 29 3b 0d 23 | 65 6e 64 69 66 0d 20 20 |_ptr);.#|endif.  |
|00001370| 20 20 72 65 74 75 72 6e | 20 73 74 72 2d 3e 73 74 |  return| str->st|
|00001380| 72 5f 70 74 72 3b 0d 7d | 0d 0d 64 6f 75 62 6c 65 |r_ptr;.}|..double|
|00001390| 0d 73 74 72 5f 32 6e 75 | 6d 28 73 74 72 29 0d 72 |.str_2nu|m(str).r|
|000013a0| 65 67 69 73 74 65 72 20 | 53 54 52 20 2a 73 74 72 |egister |STR *str|
|000013b0| 3b 0d 7b 0d 20 20 20 20 | 69 66 20 28 21 73 74 72 |;.{.    |if (!str|
|000013c0| 29 0d 09 72 65 74 75 72 | 6e 20 30 2e 30 3b 0d 20 |)..retur|n 0.0;. |
|000013d0| 20 20 20 69 66 20 28 73 | 74 72 2d 3e 73 74 72 5f |   if (s|tr->str_|
|000013e0| 73 74 61 74 65 20 3d 3d | 20 53 53 5f 49 4e 43 52 |state ==| SS_INCR|
|000013f0| 29 0d 09 53 74 72 5f 47 | 72 6f 77 28 73 74 72 2c |)..Str_G|row(str,|
|00001400| 30 29 3b 20 20 20 20 20 | 20 20 2f 2a 20 6a 75 73 |0);     |  /* jus|
|00001410| 74 20 66 6f 72 63 65 20 | 63 6f 70 79 20 64 6f 77 |t force |copy dow|
|00001420| 6e 20 2a 2f 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 |n */.   | str->st|
|00001430| 72 5f 73 74 61 74 65 20 | 3d 20 53 53 5f 4e 4f 52 |r_state |= SS_NOR|
|00001440| 4d 3b 0d 20 20 20 20 69 | 66 20 28 73 74 72 2d 3e |M;.    i|f (str->|
|00001450| 73 74 72 5f 6c 65 6e 20 | 26 26 20 73 74 72 2d 3e |str_len |&& str->|
|00001460| 73 74 72 5f 70 6f 6b 29 | 0d 09 73 74 72 2d 3e 73 |str_pok)|..str->s|
|00001470| 74 72 5f 75 2e 73 74 72 | 5f 6e 76 61 6c 20 3d 20 |tr_u.str|_nval = |
|00001480| 61 74 6f 66 28 73 74 72 | 2d 3e 73 74 72 5f 70 74 |atof(str|->str_pt|
|00001490| 72 29 3b 0d 20 20 20 20 | 65 6c 73 65 20 20 7b 0d |r);.    |else  {.|
|000014a0| 09 69 66 20 28 73 74 72 | 20 3d 3d 20 26 73 74 72 |.if (str| == &str|
|000014b0| 5f 75 6e 64 65 66 29 0d | 09 20 20 20 20 72 65 74 |_undef).|.    ret|
|000014c0| 75 72 6e 20 30 2e 30 3b | 0d 09 69 66 20 28 64 6f |urn 0.0;|..if (do|
|000014d0| 77 61 72 6e 29 0d 09 20 | 20 20 20 77 61 72 6e 28 |warn).. |   warn(|
|000014e0| 22 55 73 65 20 6f 66 20 | 75 6e 69 6e 69 74 69 61 |"Use of |uninitia|
|000014f0| 6c 69 7a 65 64 20 76 61 | 72 69 61 62 6c 65 22 29 |lized va|riable")|
|00001500| 3b 0d 09 73 74 72 2d 3e | 73 74 72 5f 75 2e 73 74 |;..str->|str_u.st|
|00001510| 72 5f 6e 76 61 6c 20 3d | 20 30 2e 30 3b 0d 20 20 |r_nval =| 0.0;.  |
|00001520| 20 20 7d 0d 20 20 20 20 | 73 74 72 2d 3e 73 74 72 |  }.    |str->str|
|00001530| 5f 6e 6f 6b 20 3d 20 31 | 3b 0d 23 69 66 64 65 66 |_nok = 1|;.#ifdef|
|00001540| 20 44 45 42 55 47 47 49 | 4e 47 0d 20 20 20 20 69 | DEBUGGI|NG.    i|
|00001550| 66 20 28 64 65 62 75 67 | 20 26 20 33 32 29 0d 09 |f (debug| & 32)..|
|00001560| 66 70 72 69 6e 74 66 28 | 73 74 64 65 72 72 2c 22 |fprintf(|stderr,"|
|00001570| 30 78 25 6c 78 20 6e 75 | 6d 28 25 67 29 5c 6e 22 |0x%lx nu|m(%g)\n"|
|00001580| 2c 73 74 72 2c 73 74 72 | 2d 3e 73 74 72 5f 75 2e |,str,str|->str_u.|
|00001590| 73 74 72 5f 6e 76 61 6c | 29 3b 0d 23 65 6e 64 69 |str_nval|);.#endi|
|000015a0| 66 0d 20 20 20 20 72 65 | 74 75 72 6e 20 73 74 72 |f.    re|turn str|
|000015b0| 2d 3e 73 74 72 5f 75 2e | 73 74 72 5f 6e 76 61 6c |->str_u.|str_nval|
|000015c0| 3b 0d 7d 0d 0d 2f 2a 20 | 4e 6f 74 65 3a 20 73 74 |;.}../* |Note: st|
|000015d0| 72 5f 73 73 65 74 28 29 | 20 73 68 6f 75 6c 64 20 |r_sset()| should |
|000015e0| 6e 6f 74 20 62 65 20 63 | 61 6c 6c 65 64 20 77 69 |not be c|alled wi|
|000015f0| 74 68 20 61 20 73 6f 75 | 72 63 65 20 73 74 72 69 |th a sou|rce stri|
|00001600| 6e 67 20 74 68 61 74 20 | 6e 65 65 64 73 0d 20 2a |ng that |needs. *|
|00001610| 20 62 65 20 72 65 75 73 | 65 64 2c 20 73 69 6e 63 | be reus|ed, sinc|
|00001620| 65 20 69 74 20 6d 61 79 | 20 64 65 73 74 72 6f 79 |e it may| destroy|
|00001630| 20 74 68 65 20 73 6f 75 | 72 63 65 20 73 74 72 69 | the sou|rce stri|
|00001640| 6e 67 20 69 66 20 69 74 | 20 69 73 20 6d 61 72 6b |ng if it| is mark|
|00001650| 65 64 0d 20 2a 20 61 73 | 20 74 65 6d 70 6f 72 61 |ed. * as| tempora|
|00001660| 72 79 2e 0d 20 2a 2f 0d | 0d 76 6f 69 64 0d 73 74 |ry.. */.|.void.st|
|00001670| 72 5f 73 73 65 74 28 64 | 73 74 72 2c 73 73 74 72 |r_sset(d|str,sstr|
|00001680| 29 0d 53 54 52 20 2a 64 | 73 74 72 3b 0d 72 65 67 |).STR *d|str;.reg|
|00001690| 69 73 74 65 72 20 53 54 | 52 20 2a 73 73 74 72 3b |ister ST|R *sstr;|
|000016a0| 0d 7b 0d 23 69 66 64 65 | 66 20 54 41 49 4e 54 0d |.{.#ifde|f TAINT.|
|000016b0| 20 20 20 20 69 66 20 28 | 73 73 74 72 29 0d 09 74 |    if (|sstr)..t|
|000016c0| 61 69 6e 74 65 64 20 7c | 3d 20 73 73 74 72 2d 3e |ainted ||= sstr->|
|000016d0| 73 74 72 5f 74 61 69 6e | 74 65 64 3b 0d 23 65 6e |str_tain|ted;.#en|
|000016e0| 64 69 66 0d 20 20 20 20 | 69 66 20 28 73 73 74 72 |dif.    |if (sstr|
|000016f0| 20 3d 3d 20 64 73 74 72 | 20 7c 7c 20 64 73 74 72 | == dstr| || dstr|
|00001700| 20 3d 3d 20 26 73 74 72 | 5f 75 6e 64 65 66 29 0d | == &str|_undef).|
|00001710| 09 72 65 74 75 72 6e 3b | 0d 20 20 20 20 69 66 20 |.return;|.    if |
|00001720| 28 21 73 73 74 72 29 0d | 09 64 73 74 72 2d 3e 73 |(!sstr).|.dstr->s|
|00001730| 74 72 5f 70 6f 6b 20 3d | 20 64 73 74 72 2d 3e 73 |tr_pok =| dstr->s|
|00001740| 74 72 5f 6e 6f 6b 20 3d | 20 30 3b 0d 20 20 20 20 |tr_nok =| 0;.    |
|00001750| 65 6c 73 65 20 69 66 20 | 28 73 73 74 72 2d 3e 73 |else if |(sstr->s|
|00001760| 74 72 5f 70 6f 6b 29 20 | 7b 0d 0d 09 2f 2a 0d 09 |tr_pok) |{.../*..|
|00001770| 20 2a 20 43 68 65 63 6b | 20 74 6f 20 73 65 65 20 | * Check| to see |
|00001780| 69 66 20 77 65 20 63 61 | 6e 20 6a 75 73 74 20 73 |if we ca|n just s|
|00001790| 77 69 70 65 20 74 68 65 | 20 73 74 72 69 6e 67 2e |wipe the| string.|
|000017a0| 20 20 49 66 20 73 6f 2c | 20 69 74 27 73 20 61 0d |  If so,| it's a.|
|000017b0| 09 20 2a 20 70 6f 73 73 | 69 62 6c 65 20 73 6d 61 |. * poss|ible sma|
|000017c0| 6c 6c 20 6c 6f 73 65 20 | 6f 6e 20 73 68 6f 72 74 |ll lose |on short|
|000017d0| 20 73 74 72 69 6e 67 73 | 2c 20 62 75 74 20 61 20 | strings|, but a |
|000017e0| 62 69 67 20 77 69 6e 20 | 6f 6e 20 6c 6f 6e 67 20 |big win |on long |
|000017f0| 6f 6e 65 73 2e 0d 09 20 | 2a 20 49 74 20 6d 69 67 |ones... |* It mig|
|00001800| 68 74 20 65 76 65 6e 20 | 62 65 20 61 20 77 69 6e |ht even |be a win|
|00001810| 20 6f 6e 20 73 68 6f 72 | 74 20 73 74 72 69 6e 67 | on shor|t string|
|00001820| 73 20 69 66 20 64 73 74 | 72 2d 3e 73 74 72 5f 70 |s if dst|r->str_p|
|00001830| 74 72 0d 09 20 2a 20 68 | 61 73 20 74 6f 20 62 65 |tr.. * h|as to be|
|00001840| 20 61 6c 6c 6f 63 61 74 | 65 64 20 61 6e 64 20 73 | allocat|ed and s|
|00001850| 73 74 72 2d 3e 73 74 72 | 5f 70 74 72 20 68 61 73 |str->str|_ptr has|
|00001860| 20 74 6f 20 62 65 20 66 | 72 65 65 64 2e 0d 09 20 | to be f|reed... |
|00001870| 2a 2f 0d 0d 09 69 66 20 | 28 73 73 74 72 2d 3e 73 |*/...if |(sstr->s|
|00001880| 74 72 5f 70 6f 6b 20 26 | 20 53 50 5f 54 45 4d 50 |tr_pok &| SP_TEMP|
|00001890| 29 20 7b 09 09 2f 2a 20 | 73 6c 61 74 65 64 20 66 |) {../* |slated f|
|000018a0| 6f 72 20 66 72 65 65 20 | 61 6e 79 77 61 79 3f 20 |or free |anyway? |
|000018b0| 2a 2f 0d 09 20 20 20 20 | 69 66 20 28 64 73 74 72 |*/..    |if (dstr|
|000018c0| 2d 3e 73 74 72 5f 70 74 | 72 29 20 7b 0d 09 09 69 |->str_pt|r) {...i|
|000018d0| 66 20 28 64 73 74 72 2d | 3e 73 74 72 5f 73 74 61 |f (dstr-|>str_sta|
|000018e0| 74 65 20 3d 3d 20 53 53 | 5f 49 4e 43 52 29 0d 09 |te == SS|_INCR)..|
|000018f0| 09 20 20 20 20 64 73 74 | 72 2d 3e 73 74 72 5f 70 |.    dst|r->str_p|
|00001900| 74 72 20 2d 3d 20 64 73 | 74 72 2d 3e 73 74 72 5f |tr -= ds|tr->str_|
|00001910| 75 2e 73 74 72 5f 75 73 | 65 66 75 6c 3b 0d 09 09 |u.str_us|eful;...|
|00001920| 53 61 66 65 66 72 65 65 | 28 64 73 74 72 2d 3e 73 |Safefree|(dstr->s|
|00001930| 74 72 5f 70 74 72 29 3b | 0d 09 20 20 20 20 7d 0d |tr_ptr);|..    }.|
|00001940| 09 20 20 20 20 64 73 74 | 72 2d 3e 73 74 72 5f 70 |.    dst|r->str_p|
|00001950| 74 72 20 3d 20 73 73 74 | 72 2d 3e 73 74 72 5f 70 |tr = sst|r->str_p|
|00001960| 74 72 3b 0d 09 20 20 20 | 20 64 73 74 72 2d 3e 73 |tr;..   | dstr->s|
|00001970| 74 72 5f 6c 65 6e 20 3d | 20 73 73 74 72 2d 3e 73 |tr_len =| sstr->s|
|00001980| 74 72 5f 6c 65 6e 3b 0d | 09 20 20 20 20 64 73 74 |tr_len;.|.    dst|
|00001990| 72 2d 3e 73 74 72 5f 63 | 75 72 20 3d 20 73 73 74 |r->str_c|ur = sst|
|000019a0| 72 2d 3e 73 74 72 5f 63 | 75 72 3b 0d 09 20 20 20 |r->str_c|ur;..   |
|000019b0| 20 64 73 74 72 2d 3e 73 | 74 72 5f 73 74 61 74 65 | dstr->s|tr_state|
|000019c0| 20 3d 20 73 73 74 72 2d | 3e 73 74 72 5f 73 74 61 | = sstr-|>str_sta|
|000019d0| 74 65 3b 0d 09 20 20 20 | 20 64 73 74 72 2d 3e 73 |te;..   | dstr->s|
|000019e0| 74 72 5f 70 6f 6b 20 3d | 20 73 73 74 72 2d 3e 73 |tr_pok =| sstr->s|
|000019f0| 74 72 5f 70 6f 6b 20 26 | 20 7e 53 50 5f 54 45 4d |tr_pok &| ~SP_TEM|
|00001a00| 50 3b 0d 23 69 66 64 65 | 66 20 54 41 49 4e 54 0d |P;.#ifde|f TAINT.|
|00001a10| 09 20 20 20 20 64 73 74 | 72 2d 3e 73 74 72 5f 74 |.    dst|r->str_t|
|00001a20| 61 69 6e 74 65 64 20 3d | 20 73 73 74 72 2d 3e 73 |ainted =| sstr->s|
|00001a30| 74 72 5f 74 61 69 6e 74 | 65 64 3b 0d 23 65 6e 64 |tr_taint|ed;.#end|
|00001a40| 69 66 0d 09 20 20 20 20 | 73 73 74 72 2d 3e 73 74 |if..    |sstr->st|
|00001a50| 72 5f 70 74 72 20 3d 20 | 4e 75 6c 6c 63 68 3b 0d |r_ptr = |Nullch;.|
|00001a60| 09 20 20 20 20 73 73 74 | 72 2d 3e 73 74 72 5f 6c |.    sst|r->str_l|
|00001a70| 65 6e 20 3d 20 30 3b 0d | 09 20 20 20 20 73 73 74 |en = 0;.|.    sst|
|00001a80| 72 2d 3e 73 74 72 5f 70 | 6f 6b 20 3d 20 30 3b 09 |r->str_p|ok = 0;.|
|00001a90| 09 09 2f 2a 20 77 69 70 | 65 20 6f 75 74 20 61 6e |../* wip|e out an|
|00001aa0| 79 20 77 65 69 72 64 20 | 66 6c 61 67 73 20 2a 2f |y weird |flags */|
|00001ab0| 0d 09 20 20 20 20 73 73 | 74 72 2d 3e 73 74 72 5f |..    ss|tr->str_|
|00001ac0| 73 74 61 74 65 20 3d 20 | 30 3b 09 09 2f 2a 20 73 |state = |0;../* s|
|00001ad0| 6f 20 73 73 74 72 20 66 | 72 65 65 73 20 75 6e 65 |o sstr f|rees une|
|00001ae0| 76 65 6e 74 66 75 6c 6c | 79 20 2a 2f 0d 09 7d 0d |ventfull|y */..}.|
|00001af0| 09 65 6c 73 65 20 7b 09 | 09 09 09 09 2f 2a 20 68 |.else {.|..../* h|
|00001b00| 61 76 65 20 74 6f 20 63 | 6f 70 79 20 61 63 74 75 |ave to c|opy actu|
|00001b10| 61 6c 20 73 74 72 69 6e | 67 20 2a 2f 0d 09 20 20 |al strin|g */..  |
|00001b20| 20 20 69 66 20 28 64 73 | 74 72 2d 3e 73 74 72 5f |  if (ds|tr->str_|
|00001b30| 70 74 72 29 20 7b 0d 09 | 09 69 66 20 28 64 73 74 |ptr) {..|.if (dst|
|00001b40| 72 2d 3e 73 74 72 5f 73 | 74 61 74 65 20 3d 3d 20 |r->str_s|tate == |
|00001b50| 53 53 5f 49 4e 43 52 29 | 20 7b 0d 09 09 09 53 74 |SS_INCR)| {....St|
|00001b60| 72 5f 47 72 6f 77 28 64 | 73 74 72 2c 30 29 3b 0d |r_Grow(d|str,0);.|
|00001b70| 09 09 7d 0d 09 20 20 20 | 20 7d 0d 09 20 20 20 20 |..}..   | }..    |
|00001b80| 73 74 72 5f 6e 73 65 74 | 28 64 73 74 72 2c 73 73 |str_nset|(dstr,ss|
|00001b90| 74 72 2d 3e 73 74 72 5f | 70 74 72 2c 73 73 74 72 |tr->str_|ptr,sstr|
|00001ba0| 2d 3e 73 74 72 5f 63 75 | 72 29 3b 0d 09 7d 0d 09 |->str_cu|r);..}..|
|00001bb0| 2f 2a 53 55 50 50 52 45 | 53 53 20 35 36 30 2a 2f |/*SUPPRE|SS 560*/|
|00001bc0| 0d 09 69 66 20 28 64 73 | 74 72 2d 3e 73 74 72 5f |..if (ds|tr->str_|
|00001bd0| 6e 6f 6b 20 3d 20 73 73 | 74 72 2d 3e 73 74 72 5f |nok = ss|tr->str_|
|00001be0| 6e 6f 6b 29 0d 09 20 20 | 20 20 64 73 74 72 2d 3e |nok)..  |  dstr->|
|00001bf0| 73 74 72 5f 75 2e 73 74 | 72 5f 6e 76 61 6c 20 3d |str_u.st|r_nval =|
|00001c00| 20 73 73 74 72 2d 3e 73 | 74 72 5f 75 2e 73 74 72 | sstr->s|tr_u.str|
|00001c10| 5f 6e 76 61 6c 3b 0d 09 | 65 6c 73 65 20 7b 0d 23 |_nval;..|else {.#|
|00001c20| 69 66 64 65 66 20 53 54 | 52 55 43 54 43 4f 50 59 |ifdef ST|RUCTCOPY|
|00001c30| 0d 09 20 20 20 20 64 73 | 74 72 2d 3e 73 74 72 5f |..    ds|tr->str_|
|00001c40| 75 20 3d 20 73 73 74 72 | 2d 3e 73 74 72 5f 75 3b |u = sstr|->str_u;|
|00001c50| 0d 23 65 6c 73 65 0d 09 | 20 20 20 20 64 73 74 72 |.#else..|    dstr|
|00001c60| 2d 3e 73 74 72 5f 75 2e | 73 74 72 5f 6e 76 61 6c |->str_u.|str_nval|
|00001c70| 20 3d 20 73 73 74 72 2d | 3e 73 74 72 5f 75 2e 73 | = sstr-|>str_u.s|
|00001c80| 74 72 5f 6e 76 61 6c 3b | 0d 23 65 6e 64 69 66 0d |tr_nval;|.#endif.|
|00001c90| 09 20 20 20 20 69 66 20 | 28 64 73 74 72 2d 3e 73 |.    if |(dstr->s|
|00001ca0| 74 72 5f 63 75 72 20 3d | 3d 20 73 69 7a 65 6f 66 |tr_cur =|= sizeof|
|00001cb0| 28 53 54 42 50 29 29 20 | 7b 0d 09 09 63 68 61 72 |(STBP)) |{...char|
|00001cc0| 20 2a 74 6d 70 73 20 3d | 20 64 73 74 72 2d 3e 73 | *tmps =| dstr->s|
|00001cd0| 74 72 5f 70 74 72 3b 0d | 0d 09 09 69 66 20 28 2a |tr_ptr;.|...if (*|
|00001ce0| 74 6d 70 73 20 3d 3d 20 | 27 53 27 20 26 26 20 62 |tmps == |'S' && b|
|00001cf0| 63 6d 70 28 74 6d 70 73 | 2c 22 53 74 42 22 2c 34 |cmp(tmps|,"StB",4|
|00001d00| 29 20 3d 3d 20 30 29 20 | 7b 0d 09 09 20 20 20 20 |) == 0) |{...    |
|00001d10| 69 66 20 28 64 73 74 72 | 2d 3e 73 74 72 5f 6d 61 |if (dstr|->str_ma|
|00001d20| 67 69 63 20 26 26 20 64 | 73 74 72 2d 3e 73 74 72 |gic && d|str->str|
|00001d30| 5f 6d 61 67 69 63 2d 3e | 73 74 72 5f 72 61 72 65 |_magic->|str_rare|
|00001d40| 20 3d 3d 20 27 58 27 29 | 20 7b 0d 09 09 09 73 74 | == 'X')| {....st|
|00001d50| 72 5f 66 72 65 65 28 64 | 73 74 72 2d 3e 73 74 72 |r_free(d|str->str|
|00001d60| 5f 6d 61 67 69 63 29 3b | 0d 09 09 09 64 73 74 72 |_magic);|....dstr|
|00001d70| 2d 3e 73 74 72 5f 6d 61 | 67 69 63 20 3d 20 4e 75 |->str_ma|gic = Nu|
|00001d80| 6c 6c 73 74 72 3b 0d 09 | 09 20 20 20 20 7d 0d 09 |llstr;..|.    }..|
|00001d90| 09 20 20 20 20 69 66 20 | 28 21 64 73 74 72 2d 3e |.    if |(!dstr->|
|00001da0| 73 74 72 5f 6d 61 67 69 | 63 29 20 7b 0d 09 09 09 |str_magi|c) {....|
|00001db0| 64 73 74 72 2d 3e 73 74 | 72 5f 6d 61 67 69 63 20 |dstr->st|r_magic |
|00001dc0| 3d 20 73 74 72 5f 73 6d | 61 6b 65 28 73 73 74 72 |= str_sm|ake(sstr|
|00001dd0| 2d 3e 73 74 72 5f 6d 61 | 67 69 63 29 3b 0d 09 09 |->str_ma|gic);...|
|00001de0| 09 64 73 74 72 2d 3e 73 | 74 72 5f 6d 61 67 69 63 |.dstr->s|tr_magic|
|00001df0| 2d 3e 73 74 72 5f 72 61 | 72 65 20 3d 20 27 58 27 |->str_ra|re = 'X'|
|00001e00| 3b 0d 09 09 20 20 20 20 | 7d 0d 09 09 7d 0d 09 20 |;...    |}...}.. |
|00001e10| 20 20 20 7d 0d 09 7d 0d | 20 20 20 20 7d 0d 20 20 |   }..}.|    }.  |
|00001e20| 20 20 65 6c 73 65 20 69 | 66 20 28 73 73 74 72 2d |  else i|f (sstr-|
|00001e30| 3e 73 74 72 5f 6e 6f 6b | 29 0d 09 73 74 72 5f 6e |>str_nok|)..str_n|
|00001e40| 75 6d 73 65 74 28 64 73 | 74 72 2c 73 73 74 72 2d |umset(ds|tr,sstr-|
|00001e50| 3e 73 74 72 5f 75 2e 73 | 74 72 5f 6e 76 61 6c 29 |>str_u.s|tr_nval)|
|00001e60| 3b 0d 20 20 20 20 65 6c | 73 65 20 7b 0d 09 69 66 |;.    el|se {..if|
|00001e70| 20 28 64 73 74 72 2d 3e | 73 74 72 5f 73 74 61 74 | (dstr->|str_stat|
|00001e80| 65 20 3d 3d 20 53 53 5f | 49 4e 43 52 29 0d 09 20 |e == SS_|INCR).. |
|00001e90| 20 20 20 53 74 72 5f 47 | 72 6f 77 28 64 73 74 72 |   Str_G|row(dstr|
|00001ea0| 2c 30 29 3b 20 20 20 20 | 20 20 20 2f 2a 20 6a 75 |,0);    |   /* ju|
|00001eb0| 73 74 20 66 6f 72 63 65 | 20 63 6f 70 79 20 64 6f |st force| copy do|
|00001ec0| 77 6e 20 2a 2f 0d 0d 23 | 69 66 64 65 66 20 53 54 |wn */..#|ifdef ST|
|00001ed0| 52 55 43 54 43 4f 50 59 | 0d 09 64 73 74 72 2d 3e |RUCTCOPY|..dstr->|
|00001ee0| 73 74 72 5f 75 20 3d 20 | 73 73 74 72 2d 3e 73 74 |str_u = |sstr->st|
|00001ef0| 72 5f 75 3b 0d 23 65 6c | 73 65 0d 09 64 73 74 72 |r_u;.#el|se..dstr|
|00001f00| 2d 3e 73 74 72 5f 75 2e | 73 74 72 5f 6e 76 61 6c |->str_u.|str_nval|
|00001f10| 20 3d 20 73 73 74 72 2d | 3e 73 74 72 5f 75 2e 73 | = sstr-|>str_u.s|
|00001f20| 74 72 5f 6e 76 61 6c 3b | 0d 23 65 6e 64 69 66 0d |tr_nval;|.#endif.|
|00001f30| 09 64 73 74 72 2d 3e 73 | 74 72 5f 70 6f 6b 20 3d |.dstr->s|tr_pok =|
|00001f40| 20 64 73 74 72 2d 3e 73 | 74 72 5f 6e 6f 6b 20 3d | dstr->s|tr_nok =|
|00001f50| 20 30 3b 0d 20 20 20 20 | 7d 0d 7d 0d 0d 76 6f 69 | 0;.    |}.}..voi|
|00001f60| 64 0d 73 74 72 5f 6e 73 | 65 74 28 73 74 72 2c 70 |d.str_ns|et(str,p|
|00001f70| 74 72 2c 6c 65 6e 29 0d | 72 65 67 69 73 74 65 72 |tr,len).|register|
|00001f80| 20 53 54 52 20 2a 73 74 | 72 3b 0d 72 65 67 69 73 | STR *st|r;.regis|
|00001f90| 74 65 72 20 63 68 61 72 | 20 2a 70 74 72 3b 0d 72 |ter char| *ptr;.r|
|00001fa0| 65 67 69 73 74 65 72 20 | 53 54 52 4c 45 4e 20 6c |egister |STRLEN l|
|00001fb0| 65 6e 3b 0d 7b 0d 20 20 | 20 20 69 66 20 28 73 74 |en;.{.  |  if (st|
|00001fc0| 72 20 3d 3d 20 26 73 74 | 72 5f 75 6e 64 65 66 29 |r == &st|r_undef)|
|00001fd0| 0d 09 72 65 74 75 72 6e | 3b 0d 20 20 20 20 53 54 |..return|;.    ST|
|00001fe0| 52 5f 47 52 4f 57 28 73 | 74 72 2c 20 6c 65 6e 20 |R_GROW(s|tr, len |
|00001ff0| 2b 20 31 29 3b 0d 20 20 | 20 20 69 66 20 28 70 74 |+ 1);.  |  if (pt|
|00002000| 72 29 0d 09 4d 6f 76 65 | 28 70 74 72 2c 73 74 72 |r)..Move|(ptr,str|
|00002010| 2d 3e 73 74 72 5f 70 74 | 72 2c 6c 65 6e 2c 63 68 |->str_pt|r,len,ch|
|00002020| 61 72 29 3b 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 |ar);.   | str->st|
|00002030| 72 5f 63 75 72 20 3d 20 | 6c 65 6e 3b 0d 20 20 20 |r_cur = |len;.   |
|00002040| 20 2a 28 73 74 72 2d 3e | 73 74 72 5f 70 74 72 2b | *(str->|str_ptr+|
|00002050| 73 74 72 2d 3e 73 74 72 | 5f 63 75 72 29 20 3d 20 |str->str|_cur) = |
|00002060| 27 5c 30 27 3b 0d 20 20 | 20 20 73 74 72 2d 3e 73 |'\0';.  |  str->s|
|00002070| 74 72 5f 6e 6f 6b 20 3d | 20 30 3b 09 09 2f 2a 20 |tr_nok =| 0;../* |
|00002080| 69 6e 76 61 6c 69 64 61 | 74 65 20 6e 75 6d 62 65 |invalida|te numbe|
|00002090| 72 20 2a 2f 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 |r */.   | str->st|
|000020a0| 72 5f 70 6f 6b 20 3d 20 | 31 3b 09 09 2f 2a 20 76 |r_pok = |1;../* v|
|000020b0| 61 6c 69 64 61 74 65 20 | 70 6f 69 6e 74 65 72 20 |alidate |pointer |
|000020c0| 2a 2f 0d 23 69 66 64 65 | 66 20 54 41 49 4e 54 0d |*/.#ifde|f TAINT.|
|000020d0| 20 20 20 20 73 74 72 2d | 3e 73 74 72 5f 74 61 69 |    str-|>str_tai|
|000020e0| 6e 74 65 64 20 3d 20 74 | 61 69 6e 74 65 64 3b 0d |nted = t|ainted;.|
|000020f0| 23 65 6e 64 69 66 0d 7d | 0d 0d 76 6f 69 64 0d 73 |#endif.}|..void.s|
|00002100| 74 72 5f 73 65 74 28 73 | 74 72 2c 70 74 72 29 0d |tr_set(s|tr,ptr).|
|00002110| 72 65 67 69 73 74 65 72 | 20 53 54 52 20 2a 73 74 |register| STR *st|
|00002120| 72 3b 0d 72 65 67 69 73 | 74 65 72 20 63 68 61 72 |r;.regis|ter char|
|00002130| 20 2a 70 74 72 3b 0d 7b | 0d 20 20 20 20 72 65 67 | *ptr;.{|.    reg|
|00002140| 69 73 74 65 72 20 53 54 | 52 4c 45 4e 20 6c 65 6e |ister ST|RLEN len|
|00002150| 3b 0d 0d 20 20 20 20 69 | 66 20 28 73 74 72 20 3d |;..    i|f (str =|
|00002160| 3d 20 26 73 74 72 5f 75 | 6e 64 65 66 29 0d 09 72 |= &str_u|ndef)..r|
|00002170| 65 74 75 72 6e 3b 0d 20 | 20 20 20 69 66 20 28 21 |eturn;. |   if (!|
|00002180| 70 74 72 29 0d 09 70 74 | 72 20 3d 20 22 22 3b 0d |ptr)..pt|r = "";.|
|00002190| 20 20 20 20 6c 65 6e 20 | 3d 20 73 74 72 6c 65 6e |    len |= strlen|
|000021a0| 28 70 74 72 29 3b 0d 20 | 20 20 20 53 54 52 5f 47 |(ptr);. |   STR_G|
|000021b0| 52 4f 57 28 73 74 72 2c | 20 6c 65 6e 20 2b 20 31 |ROW(str,| len + 1|
|000021c0| 29 3b 0d 20 20 20 20 4d | 6f 76 65 28 70 74 72 2c |);.    M|ove(ptr,|
|000021d0| 73 74 72 2d 3e 73 74 72 | 5f 70 74 72 2c 6c 65 6e |str->str|_ptr,len|
|000021e0| 2b 31 2c 63 68 61 72 29 | 3b 0d 20 20 20 20 73 74 |+1,char)|;.    st|
|000021f0| 72 2d 3e 73 74 72 5f 63 | 75 72 20 3d 20 6c 65 6e |r->str_c|ur = len|
|00002200| 3b 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 6e |;.    st|r->str_n|
|00002210| 6f 6b 20 3d 20 30 3b 09 | 09 2f 2a 20 69 6e 76 61 |ok = 0;.|./* inva|
|00002220| 6c 69 64 61 74 65 20 6e | 75 6d 62 65 72 20 2a 2f |lidate n|umber */|
|00002230| 0d 20 20 20 20 73 74 72 | 2d 3e 73 74 72 5f 70 6f |.    str|->str_po|
|00002240| 6b 20 3d 20 31 3b 09 09 | 2f 2a 20 76 61 6c 69 64 |k = 1;..|/* valid|
|00002250| 61 74 65 20 70 6f 69 6e | 74 65 72 20 2a 2f 0d 23 |ate poin|ter */.#|
|00002260| 69 66 64 65 66 20 54 41 | 49 4e 54 0d 20 20 20 20 |ifdef TA|INT.    |
|00002270| 73 74 72 2d 3e 73 74 72 | 5f 74 61 69 6e 74 65 64 |str->str|_tainted|
|00002280| 20 3d 20 74 61 69 6e 74 | 65 64 3b 0d 23 65 6e 64 | = taint|ed;.#end|
|00002290| 69 66 0d 7d 0d 0d 76 6f | 69 64 0d 73 74 72 5f 63 |if.}..vo|id.str_c|
|000022a0| 68 6f 70 28 73 74 72 2c | 70 74 72 29 09 2f 2a 20 |hop(str,|ptr)./* |
|000022b0| 6c 69 6b 65 20 73 65 74 | 20 62 75 74 20 61 73 73 |like set| but ass|
|000022c0| 75 6d 69 6e 67 20 70 74 | 72 20 69 73 20 69 6e 20 |uming pt|r is in |
|000022d0| 73 74 72 20 2a 2f 0d 72 | 65 67 69 73 74 65 72 20 |str */.r|egister |
|000022e0| 53 54 52 20 2a 73 74 72 | 3b 0d 72 65 67 69 73 74 |STR *str|;.regist|
|000022f0| 65 72 20 63 68 61 72 20 | 2a 70 74 72 3b 0d 7b 0d |er char |*ptr;.{.|
|00002300| 20 20 20 20 72 65 67 69 | 73 74 65 72 20 53 54 52 |    regi|ster STR|
|00002310| 4c 45 4e 20 64 65 6c 74 | 61 3b 0d 0d 20 20 20 20 |LEN delt|a;..    |
|00002320| 69 66 20 28 21 70 74 72 | 20 7c 7c 20 21 28 73 74 |if (!ptr| || !(st|
|00002330| 72 2d 3e 73 74 72 5f 70 | 6f 6b 29 29 0d 09 72 65 |r->str_p|ok))..re|
|00002340| 74 75 72 6e 3b 0d 20 20 | 20 20 64 65 6c 74 61 20 |turn;.  |  delta |
|00002350| 3d 20 70 74 72 20 2d 20 | 73 74 72 2d 3e 73 74 72 |= ptr - |str->str|
|00002360| 5f 70 74 72 3b 0d 20 20 | 20 20 73 74 72 2d 3e 73 |_ptr;.  |  str->s|
|00002370| 74 72 5f 6c 65 6e 20 2d | 3d 20 64 65 6c 74 61 3b |tr_len -|= delta;|
|00002380| 0d 20 20 20 20 73 74 72 | 2d 3e 73 74 72 5f 63 75 |.    str|->str_cu|
|00002390| 72 20 2d 3d 20 64 65 6c | 74 61 3b 0d 20 20 20 20 |r -= del|ta;.    |
|000023a0| 73 74 72 2d 3e 73 74 72 | 5f 70 74 72 20 2b 3d 20 |str->str|_ptr += |
|000023b0| 64 65 6c 74 61 3b 0d 20 | 20 20 20 69 66 20 28 73 |delta;. |   if (s|
|000023c0| 74 72 2d 3e 73 74 72 5f | 73 74 61 74 65 20 3d 3d |tr->str_|state ==|
|000023d0| 20 53 53 5f 49 4e 43 52 | 29 0d 09 73 74 72 2d 3e | SS_INCR|)..str->|
|000023e0| 73 74 72 5f 75 2e 73 74 | 72 5f 75 73 65 66 75 6c |str_u.st|r_useful|
|000023f0| 20 2b 3d 20 64 65 6c 74 | 61 3b 0d 20 20 20 20 65 | += delt|a;.    e|
|00002400| 6c 73 65 20 7b 0d 09 73 | 74 72 2d 3e 73 74 72 5f |lse {..s|tr->str_|
|00002410| 75 2e 73 74 72 5f 75 73 | 65 66 75 6c 20 3d 20 64 |u.str_us|eful = d|
|00002420| 65 6c 74 61 3b 0d 09 73 | 74 72 2d 3e 73 74 72 5f |elta;..s|tr->str_|
|00002430| 73 74 61 74 65 20 3d 20 | 53 53 5f 49 4e 43 52 3b |state = |SS_INCR;|
|00002440| 0d 20 20 20 20 7d 0d 20 | 20 20 20 73 74 72 2d 3e |.    }. |   str->|
|00002450| 73 74 72 5f 6e 6f 6b 20 | 3d 20 30 3b 09 09 2f 2a |str_nok |= 0;../*|
|00002460| 20 69 6e 76 61 6c 69 64 | 61 74 65 20 6e 75 6d 62 | invalid|ate numb|
|00002470| 65 72 20 2a 2f 0d 20 20 | 20 20 73 74 72 2d 3e 73 |er */.  |  str->s|
|00002480| 74 72 5f 70 6f 6b 20 3d | 20 31 3b 09 09 2f 2a 20 |tr_pok =| 1;../* |
|00002490| 76 61 6c 69 64 61 74 65 | 20 70 6f 69 6e 74 65 72 |validate| pointer|
|000024a0| 20 28 61 6e 64 20 75 6e | 73 74 75 64 79 20 73 74 | (and un|study st|
|000024b0| 72 29 20 2a 2f 0d 7d 0d | 0d 76 6f 69 64 0d 73 74 |r) */.}.|.void.st|
|000024c0| 72 5f 6e 63 61 74 28 73 | 74 72 2c 70 74 72 2c 6c |r_ncat(s|tr,ptr,l|
|000024d0| 65 6e 29 0d 72 65 67 69 | 73 74 65 72 20 53 54 52 |en).regi|ster STR|
|000024e0| 20 2a 73 74 72 3b 0d 72 | 65 67 69 73 74 65 72 20 | *str;.r|egister |
|000024f0| 63 68 61 72 20 2a 70 74 | 72 3b 0d 72 65 67 69 73 |char *pt|r;.regis|
|00002500| 74 65 72 20 53 54 52 4c | 45 4e 20 6c 65 6e 3b 0d |ter STRL|EN len;.|
|00002510| 7b 0d 20 20 20 20 69 66 | 20 28 73 74 72 20 3d 3d |{.    if| (str ==|
|00002520| 20 26 73 74 72 5f 75 6e | 64 65 66 29 0d 09 72 65 | &str_un|def)..re|
|00002530| 74 75 72 6e 3b 0d 20 20 | 20 20 69 66 20 28 21 28 |turn;.  |  if (!(|
|00002540| 73 74 72 2d 3e 73 74 72 | 5f 70 6f 6b 29 29 0d 09 |str->str|_pok))..|
|00002550| 28 76 6f 69 64 29 73 74 | 72 5f 32 70 74 72 28 73 |(void)st|r_2ptr(s|
|00002560| 74 72 29 3b 0d 20 20 20 | 20 53 54 52 5f 47 52 4f |tr);.   | STR_GRO|
|00002570| 57 28 73 74 72 2c 20 73 | 74 72 2d 3e 73 74 72 5f |W(str, s|tr->str_|
|00002580| 63 75 72 20 2b 20 6c 65 | 6e 20 2b 20 31 29 3b 0d |cur + le|n + 1);.|
|00002590| 20 20 20 20 4d 6f 76 65 | 28 70 74 72 2c 73 74 72 |    Move|(ptr,str|
|000025a0| 2d 3e 73 74 72 5f 70 74 | 72 2b 73 74 72 2d 3e 73 |->str_pt|r+str->s|
|000025b0| 74 72 5f 63 75 72 2c 6c | 65 6e 2c 63 68 61 72 29 |tr_cur,l|en,char)|
|000025c0| 3b 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 63 |;.    st|r->str_c|
|000025d0| 75 72 20 2b 3d 20 6c 65 | 6e 3b 0d 20 20 20 20 2a |ur += le|n;.    *|
|000025e0| 28 73 74 72 2d 3e 73 74 | 72 5f 70 74 72 2b 73 74 |(str->st|r_ptr+st|
|000025f0| 72 2d 3e 73 74 72 5f 63 | 75 72 29 20 3d 20 27 5c |r->str_c|ur) = '\|
|00002600| 30 27 3b 0d 20 20 20 20 | 73 74 72 2d 3e 73 74 72 |0';.    |str->str|
|00002610| 5f 6e 6f 6b 20 3d 20 30 | 3b 09 09 2f 2a 20 69 6e |_nok = 0|;../* in|
|00002620| 76 61 6c 69 64 61 74 65 | 20 6e 75 6d 62 65 72 20 |validate| number |
|00002630| 2a 2f 0d 20 20 20 20 73 | 74 72 2d 3e 73 74 72 5f |*/.    s|tr->str_|
|00002640| 70 6f 6b 20 3d 20 31 3b | 09 09 2f 2a 20 76 61 6c |pok = 1;|../* val|
|00002650| 69 64 61 74 65 20 70 6f | 69 6e 74 65 72 20 2a 2f |idate po|inter */|
|00002660| 0d 23 69 66 64 65 66 20 | 54 41 49 4e 54 0d 20 20 |.#ifdef |TAINT.  |
|00002670| 20 20 73 74 72 2d 3e 73 | 74 72 5f 74 61 69 6e 74 |  str->s|tr_taint|
|00002680| 65 64 20 7c 3d 20 74 61 | 69 6e 74 65 64 3b 0d 23 |ed |= ta|inted;.#|
|00002690| 65 6e 64 69 66 0d 7d 0d | 0d 76 6f 69 64 0d 73 74 |endif.}.|.void.st|
|000026a0| 72 5f 73 63 61 74 28 64 | 73 74 72 2c 73 73 74 72 |r_scat(d|str,sstr|
|000026b0| 29 0d 53 54 52 20 2a 64 | 73 74 72 3b 0d 72 65 67 |).STR *d|str;.reg|
|000026c0| 69 73 74 65 72 20 53 54 | 52 20 2a 73 73 74 72 3b |ister ST|R *sstr;|
|000026d0| 0d 7b 0d 20 20 20 20 69 | 66 20 28 21 73 73 74 72 |.{.    i|f (!sstr|
|000026e0| 29 0d 09 72 65 74 75 72 | 6e 3b 0d 23 69 66 64 65 |)..retur|n;.#ifde|
|000026f0| 66 20 54 41 49 4e 54 0d | 20 20 20 20 74 61 69 6e |f TAINT.|    tain|
|00002700| 74 65 64 20 7c 3d 20 73 | 73 74 72 2d 3e 73 74 72 |ted |= s|str->str|
|00002710| 5f 74 61 69 6e 74 65 64 | 3b 0d 23 65 6e 64 69 66 |_tainted|;.#endif|
|00002720| 0d 20 20 20 20 69 66 20 | 28 21 28 73 73 74 72 2d |.    if |(!(sstr-|
|00002730| 3e 73 74 72 5f 70 6f 6b | 29 29 0d 09 28 76 6f 69 |>str_pok|))..(voi|
|00002740| 64 29 73 74 72 5f 32 70 | 74 72 28 73 73 74 72 29 |d)str_2p|tr(sstr)|
|00002750| 3b 0d 20 20 20 20 69 66 | 20 28 73 73 74 72 29 0d |;.    if| (sstr).|
|00002760| 09 73 74 72 5f 6e 63 61 | 74 28 64 73 74 72 2c 73 |.str_nca|t(dstr,s|
|00002770| 73 74 72 2d 3e 73 74 72 | 5f 70 74 72 2c 73 73 74 |str->str|_ptr,sst|
|00002780| 72 2d 3e 73 74 72 5f 63 | 75 72 29 3b 0d 7d 0d 0d |r->str_c|ur);.}..|
|00002790| 76 6f 69 64 0d 73 74 72 | 5f 63 61 74 28 73 74 72 |void.str|_cat(str|
|000027a0| 2c 70 74 72 29 0d 72 65 | 67 69 73 74 65 72 20 53 |,ptr).re|gister S|
|000027b0| 54 52 20 2a 73 74 72 3b | 0d 72 65 67 69 73 74 65 |TR *str;|.registe|
|000027c0| 72 20 63 68 61 72 20 2a | 70 74 72 3b 0d 7b 0d 20 |r char *|ptr;.{. |
|000027d0| 20 20 20 72 65 67 69 73 | 74 65 72 20 53 54 52 4c |   regis|ter STRL|
|000027e0| 45 4e 20 6c 65 6e 3b 0d | 0d 20 20 20 20 69 66 20 |EN len;.|.    if |
|000027f0| 28 73 74 72 20 3d 3d 20 | 26 73 74 72 5f 75 6e 64 |(str == |&str_und|
|00002800| 65 66 29 0d 09 72 65 74 | 75 72 6e 3b 0d 20 20 20 |ef)..ret|urn;.   |
|00002810| 20 69 66 20 28 21 70 74 | 72 29 0d 09 72 65 74 75 | if (!pt|r)..retu|
|00002820| 72 6e 3b 0d 20 20 20 20 | 69 66 20 28 21 28 73 74 |rn;.    |if (!(st|
|00002830| 72 2d 3e 73 74 72 5f 70 | 6f 6b 29 29 0d 09 28 76 |r->str_p|ok))..(v|
|00002840| 6f 69 64 29 73 74 72 5f | 32 70 74 72 28 73 74 72 |oid)str_|2ptr(str|
|00002850| 29 3b 0d 20 20 20 20 6c | 65 6e 20 3d 20 73 74 72 |);.    l|en = str|
|00002860| 6c 65 6e 28 70 74 72 29 | 3b 0d 20 20 20 20 53 54 |len(ptr)|;.    ST|
|00002870| 52 5f 47 52 4f 57 28 73 | 74 72 2c 20 73 74 72 2d |R_GROW(s|tr, str-|
|00002880| 3e 73 74 72 5f 63 75 72 | 20 2b 20 6c 65 6e 20 2b |>str_cur| + len +|
|00002890| 20 31 29 3b 0d 20 20 20 | 20 4d 6f 76 65 28 70 74 | 1);.   | Move(pt|
|000028a0| 72 2c 73 74 72 2d 3e 73 | 74 72 5f 70 74 72 2b 73 |r,str->s|tr_ptr+s|
|000028b0| 74 72 2d 3e 73 74 72 5f | 63 75 72 2c 6c 65 6e 2b |tr->str_|cur,len+|
|000028c0| 31 2c 63 68 61 72 29 3b | 0d 20 20 20 20 73 74 72 |1,char);|.    str|
|000028d0| 2d 3e 73 74 72 5f 63 75 | 72 20 2b 3d 20 6c 65 6e |->str_cu|r += len|
|000028e0| 3b 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 6e |;.    st|r->str_n|
|000028f0| 6f 6b 20 3d 20 30 3b 09 | 09 2f 2a 20 69 6e 76 61 |ok = 0;.|./* inva|
|00002900| 6c 69 64 61 74 65 20 6e | 75 6d 62 65 72 20 2a 2f |lidate n|umber */|
|00002910| 0d 20 20 20 20 73 74 72 | 2d 3e 73 74 72 5f 70 6f |.    str|->str_po|
|00002920| 6b 20 3d 20 31 3b 09 09 | 2f 2a 20 76 61 6c 69 64 |k = 1;..|/* valid|
|00002930| 61 74 65 20 70 6f 69 6e | 74 65 72 20 2a 2f 0d 23 |ate poin|ter */.#|
|00002940| 69 66 64 65 66 20 54 41 | 49 4e 54 0d 20 20 20 20 |ifdef TA|INT.    |
|00002950| 73 74 72 2d 3e 73 74 72 | 5f 74 61 69 6e 74 65 64 |str->str|_tainted|
|00002960| 20 7c 3d 20 74 61 69 6e | 74 65 64 3b 0d 23 65 6e | |= tain|ted;.#en|
|00002970| 64 69 66 0d 7d 0d 0d 63 | 68 61 72 20 2a 0d 73 74 |dif.}..c|har *.st|
|00002980| 72 5f 61 70 70 65 6e 64 | 5f 74 69 6c 6c 28 73 74 |r_append|_till(st|
|00002990| 72 2c 66 72 6f 6d 2c 66 | 72 6f 6d 65 6e 64 2c 64 |r,from,f|romend,d|
|000029a0| 65 6c 69 6d 2c 6b 65 65 | 70 6c 69 73 74 29 0d 72 |elim,kee|plist).r|
|000029b0| 65 67 69 73 74 65 72 20 | 53 54 52 20 2a 73 74 72 |egister |STR *str|
|000029c0| 3b 0d 72 65 67 69 73 74 | 65 72 20 63 68 61 72 20 |;.regist|er char |
|000029d0| 2a 66 72 6f 6d 3b 0d 72 | 65 67 69 73 74 65 72 20 |*from;.r|egister |
|000029e0| 63 68 61 72 20 2a 66 72 | 6f 6d 65 6e 64 3b 0d 72 |char *fr|omend;.r|
|000029f0| 65 67 69 73 74 65 72 20 | 69 6e 74 20 64 65 6c 69 |egister |int deli|
|00002a00| 6d 3b 0d 63 68 61 72 20 | 2a 6b 65 65 70 6c 69 73 |m;.char |*keeplis|
|00002a10| 74 3b 0d 7b 0d 20 20 20 | 20 72 65 67 69 73 74 65 |t;.{.   | registe|
|00002a20| 72 20 63 68 61 72 20 2a | 74 6f 3b 0d 20 20 20 20 |r char *|to;.    |
|00002a30| 72 65 67 69 73 74 65 72 | 20 53 54 52 4c 45 4e 20 |register| STRLEN |
|00002a40| 6c 65 6e 3b 0d 0d 20 20 | 20 20 69 66 20 28 73 74 |len;..  |  if (st|
|00002a50| 72 20 3d 3d 20 26 73 74 | 72 5f 75 6e 64 65 66 29 |r == &st|r_undef)|
|00002a60| 0d 09 72 65 74 75 72 6e | 20 4e 75 6c 6c 63 68 3b |..return| Nullch;|
|00002a70| 0d 20 20 20 20 69 66 20 | 28 21 66 72 6f 6d 29 0d |.    if |(!from).|
|00002a80| 09 72 65 74 75 72 6e 20 | 4e 75 6c 6c 63 68 3b 0d |.return |Nullch;.|
|00002a90| 20 20 20 20 6c 65 6e 20 | 3d 20 66 72 6f 6d 65 6e |    len |= fromen|
|00002aa0| 64 20 2d 20 66 72 6f 6d | 3b 0d 20 20 20 20 53 54 |d - from|;.    ST|
|00002ab0| 52 5f 47 52 4f 57 28 73 | 74 72 2c 20 73 74 72 2d |R_GROW(s|tr, str-|
|00002ac0| 3e 73 74 72 5f 63 75 72 | 20 2b 20 6c 65 6e 20 2b |>str_cur| + len +|
|00002ad0| 20 31 29 3b 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 | 1);.   | str->st|
|00002ae0| 72 5f 6e 6f 6b 20 3d 20 | 30 3b 09 09 2f 2a 20 69 |r_nok = |0;../* i|
|00002af0| 6e 76 61 6c 69 64 61 74 | 65 20 6e 75 6d 62 65 72 |nvalidat|e number|
|00002b00| 20 2a 2f 0d 20 20 20 20 | 73 74 72 2d 3e 73 74 72 | */.    |str->str|
|00002b10| 5f 70 6f 6b 20 3d 20 31 | 3b 09 09 2f 2a 20 76 61 |_pok = 1|;../* va|
|00002b20| 6c 69 64 61 74 65 20 70 | 6f 69 6e 74 65 72 20 2a |lidate p|ointer *|
|00002b30| 2f 0d 20 20 20 20 74 6f | 20 3d 20 73 74 72 2d 3e |/.    to| = str->|
|00002b40| 73 74 72 5f 70 74 72 2b | 73 74 72 2d 3e 73 74 72 |str_ptr+|str->str|
|00002b50| 5f 63 75 72 3b 0d 20 20 | 20 20 66 6f 72 20 28 3b |_cur;.  |  for (;|
|00002b60| 20 66 72 6f 6d 20 3c 20 | 66 72 6f 6d 65 6e 64 3b | from < |fromend;|
|00002b70| 20 66 72 6f 6d 2b 2b 2c | 74 6f 2b 2b 29 20 7b 0d | from++,|to++) {.|
|00002b80| 09 69 66 20 28 2a 66 72 | 6f 6d 20 3d 3d 20 27 5c |.if (*fr|om == '\|
|00002b90| 5c 27 20 26 26 20 66 72 | 6f 6d 2b 31 20 3c 20 66 |\' && fr|om+1 < f|
|00002ba0| 72 6f 6d 65 6e 64 20 26 | 26 20 64 65 6c 69 6d 20 |romend &|& delim |
|00002bb0| 21 3d 20 27 5c 5c 27 29 | 20 7b 0d 09 20 20 20 20 |!= '\\')| {..    |
|00002bc0| 69 66 20 28 21 6b 65 65 | 70 6c 69 73 74 29 20 7b |if (!kee|plist) {|
|00002bd0| 0d 09 09 69 66 20 28 66 | 72 6f 6d 5b 31 5d 20 3d |...if (f|rom[1] =|
|00002be0| 3d 20 64 65 6c 69 6d 20 | 7c 7c 20 66 72 6f 6d 5b |= delim ||| from[|
|00002bf0| 31 5d 20 3d 3d 20 27 5c | 5c 27 29 0d 09 09 20 20 |1] == '\|\')...  |
|00002c00| 20 20 66 72 6f 6d 2b 2b | 3b 0d 09 09 65 6c 73 65 |  from++|;...else|
|00002c10| 0d 09 09 20 20 20 20 2a | 74 6f 2b 2b 20 3d 20 2a |...    *|to++ = *|
|00002c20| 66 72 6f 6d 2b 2b 3b 0d | 09 20 20 20 20 7d 0d 09 |from++;.|.    }..|
|00002c30| 20 20 20 20 65 6c 73 65 | 20 69 66 20 28 66 72 6f |    else| if (fro|
|00002c40| 6d 5b 31 5d 20 26 26 20 | 69 6e 64 65 78 28 6b 65 |m[1] && |index(ke|
|00002c50| 65 70 6c 69 73 74 2c 66 | 72 6f 6d 5b 31 5d 29 29 |eplist,f|rom[1]))|
|00002c60| 0d 09 09 2a 74 6f 2b 2b | 20 3d 20 2a 66 72 6f 6d |...*to++| = *from|
|00002c70| 2b 2b 3b 0d 09 20 20 20 | 20 65 6c 73 65 0d 09 09 |++;..   | else...|
|00002c80| 66 72 6f 6d 2b 2b 3b 0d | 09 7d 0d 09 65 6c 73 65 |from++;.|.}..else|
|00002c90| 20 69 66 20 28 2a 66 72 | 6f 6d 20 3d 3d 20 64 65 | if (*fr|om == de|
|00002ca0| 6c 69 6d 29 0d 09 20 20 | 20 20 62 72 65 61 6b 3b |lim)..  |  break;|
|00002cb0| 0d 09 2a 74 6f 20 3d 20 | 2a 66 72 6f 6d 3b 0d 20 |..*to = |*from;. |
|00002cc0| 20 20 20 7d 0d 20 20 20 | 20 2a 74 6f 20 3d 20 27 |   }.   | *to = '|
|00002cd0| 5c 30 27 3b 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 |\0';.   | str->st|
|00002ce0| 72 5f 63 75 72 20 3d 20 | 74 6f 20 2d 20 73 74 72 |r_cur = |to - str|
|00002cf0| 2d 3e 73 74 72 5f 70 74 | 72 3b 0d 20 20 20 20 72 |->str_pt|r;.    r|
|00002d00| 65 74 75 72 6e 20 66 72 | 6f 6d 3b 0d 7d 0d 0d 53 |eturn fr|om;.}..S|
|00002d10| 54 52 20 2a 0d 23 69 66 | 64 65 66 20 4c 45 41 4b |TR *.#if|def LEAK|
|00002d20| 54 45 53 54 0d 73 74 72 | 5f 6e 65 77 28 78 2c 6c |TEST.str|_new(x,l|
|00002d30| 65 6e 29 0d 69 6e 74 20 | 78 3b 0d 23 65 6c 73 65 |en).int |x;.#else|
|00002d40| 0d 73 74 72 5f 6e 65 77 | 28 6c 65 6e 29 0d 23 65 |.str_new|(len).#e|
|00002d50| 6e 64 69 66 0d 53 54 52 | 4c 45 4e 20 6c 65 6e 3b |ndif.STR|LEN len;|
|00002d60| 0d 7b 0d 20 20 20 20 72 | 65 67 69 73 74 65 72 20 |.{.    r|egister |
|00002d70| 53 54 52 20 2a 73 74 72 | 3b 0d 20 20 20 20 0d 20 |STR *str|;.    . |
|00002d80| 20 20 20 69 66 20 28 66 | 72 65 65 73 74 72 72 6f |   if (f|reestrro|
|00002d90| 6f 74 29 20 7b 0d 09 73 | 74 72 20 3d 20 66 72 65 |ot) {..s|tr = fre|
|00002da0| 65 73 74 72 72 6f 6f 74 | 3b 0d 09 66 72 65 65 73 |estrroot|;..frees|
|00002db0| 74 72 72 6f 6f 74 20 3d | 20 73 74 72 2d 3e 73 74 |trroot =| str->st|
|00002dc0| 72 5f 6d 61 67 69 63 3b | 0d 09 73 74 72 2d 3e 73 |r_magic;|..str->s|
|00002dd0| 74 72 5f 6d 61 67 69 63 | 20 3d 20 4e 75 6c 6c 73 |tr_magic| = Nulls|
|00002de0| 74 72 3b 0d 09 73 74 72 | 2d 3e 73 74 72 5f 73 74 |tr;..str|->str_st|
|00002df0| 61 74 65 20 3d 20 53 53 | 5f 4e 4f 52 4d 3b 0d 20 |ate = SS|_NORM;. |
|00002e00| 20 20 20 7d 0d 20 20 20 | 20 65 6c 73 65 20 7b 0d |   }.   | else {.|
|00002e10| 09 4e 65 77 7a 28 37 30 | 30 2b 78 2c 73 74 72 2c |.Newz(70|0+x,str,|
|00002e20| 31 2c 53 54 52 29 3b 0d | 20 20 20 20 7d 0d 20 20 |1,STR);.|    }.  |
|00002e30| 20 20 69 66 20 28 6c 65 | 6e 29 0d 09 53 54 52 5f |  if (le|n)..STR_|
|00002e40| 47 52 4f 57 28 73 74 72 | 2c 20 6c 65 6e 20 2b 20 |GROW(str|, len + |
|00002e50| 31 29 3b 0d 20 20 20 20 | 72 65 74 75 72 6e 20 73 |1);.    |return s|
|00002e60| 74 72 3b 0d 7d 0d 0d 76 | 6f 69 64 0d 73 74 72 5f |tr;.}..v|oid.str_|
|00002e70| 6d 61 67 69 63 28 73 74 | 72 2c 20 73 74 61 62 2c |magic(st|r, stab,|
|00002e80| 20 68 6f 77 2c 20 6e 61 | 6d 65 2c 20 6e 61 6d 6c | how, na|me, naml|
|00002e90| 65 6e 29 0d 72 65 67 69 | 73 74 65 72 20 53 54 52 |en).regi|ster STR|
|00002ea0| 20 2a 73 74 72 3b 0d 53 | 54 41 42 20 2a 73 74 61 | *str;.S|TAB *sta|
|00002eb0| 62 3b 0d 69 6e 74 20 68 | 6f 77 3b 0d 63 68 61 72 |b;.int h|ow;.char|
|00002ec0| 20 2a 6e 61 6d 65 3b 0d | 53 54 52 4c 45 4e 20 6e | *name;.|STRLEN n|
|00002ed0| 61 6d 6c 65 6e 3b 0d 7b | 0d 20 20 20 20 69 66 20 |amlen;.{|.    if |
|00002ee0| 28 73 74 72 20 3d 3d 20 | 26 73 74 72 5f 75 6e 64 |(str == |&str_und|
|00002ef0| 65 66 20 7c 7c 20 73 74 | 72 2d 3e 73 74 72 5f 6d |ef || st|r->str_m|
|00002f00| 61 67 69 63 29 0d 09 72 | 65 74 75 72 6e 3b 0d 20 |agic)..r|eturn;. |
|00002f10| 20 20 20 73 74 72 2d 3e | 73 74 72 5f 6d 61 67 69 |   str->|str_magi|
|00002f20| 63 20 3d 20 53 74 72 5f | 6e 65 77 28 37 35 2c 6e |c = Str_|new(75,n|
|00002f30| 61 6d 6c 65 6e 29 3b 0d | 20 20 20 20 73 74 72 20 |amlen);.|    str |
|00002f40| 3d 20 73 74 72 2d 3e 73 | 74 72 5f 6d 61 67 69 63 |= str->s|tr_magic|
|00002f50| 3b 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 75 |;.    st|r->str_u|
|00002f60| 2e 73 74 72 5f 73 74 61 | 62 20 3d 20 73 74 61 62 |.str_sta|b = stab|
|00002f70| 3b 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 72 |;.    st|r->str_r|
|00002f80| 61 72 65 20 3d 20 68 6f | 77 3b 0d 20 20 20 20 69 |are = ho|w;.    i|
|00002f90| 66 20 28 6e 61 6d 65 29 | 0d 09 73 74 72 5f 6e 73 |f (name)|..str_ns|
|00002fa0| 65 74 28 73 74 72 2c 6e | 61 6d 65 2c 6e 61 6d 6c |et(str,n|ame,naml|
|00002fb0| 65 6e 29 3b 0d 7d 0d 0d | 76 6f 69 64 0d 73 74 72 |en);.}..|void.str|
|00002fc0| 5f 69 6e 73 65 72 74 28 | 62 69 67 73 74 72 2c 6f |_insert(|bigstr,o|
|00002fd0| 66 66 73 65 74 2c 6c 65 | 6e 2c 6c 69 74 74 6c 65 |ffset,le|n,little|
|00002fe0| 2c 6c 69 74 74 6c 65 6c | 65 6e 29 0d 53 54 52 20 |,littlel|en).STR |
|00002ff0| 2a 62 69 67 73 74 72 3b | 0d 53 54 52 4c 45 4e 20 |*bigstr;|.STRLEN |
|00003000| 6f 66 66 73 65 74 3b 0d | 53 54 52 4c 45 4e 20 6c |offset;.|STRLEN l|
|00003010| 65 6e 3b 0d 63 68 61 72 | 20 2a 6c 69 74 74 6c 65 |en;.char| *little|
|00003020| 3b 0d 53 54 52 4c 45 4e | 20 6c 69 74 74 6c 65 6c |;.STRLEN| littlel|
|00003030| 65 6e 3b 0d 7b 0d 20 20 | 20 20 72 65 67 69 73 74 |en;.{.  |  regist|
|00003040| 65 72 20 63 68 61 72 20 | 2a 62 69 67 3b 0d 20 20 |er char |*big;.  |
|00003050| 20 20 72 65 67 69 73 74 | 65 72 20 63 68 61 72 20 |  regist|er char |
|00003060| 2a 6d 69 64 3b 0d 20 20 | 20 20 72 65 67 69 73 74 |*mid;.  |  regist|
|00003070| 65 72 20 63 68 61 72 20 | 2a 6d 69 64 65 6e 64 3b |er char |*midend;|
|00003080| 0d 20 20 20 20 72 65 67 | 69 73 74 65 72 20 63 68 |.    reg|ister ch|
|00003090| 61 72 20 2a 62 69 67 65 | 6e 64 3b 0d 20 20 20 20 |ar *bige|nd;.    |
|000030a0| 72 65 67 69 73 74 65 72 | 20 69 6e 74 20 69 3b 0d |register| int i;.|
|000030b0| 0d 20 20 20 20 69 66 20 | 28 62 69 67 73 74 72 20 |.    if |(bigstr |
|000030c0| 3d 3d 20 26 73 74 72 5f | 75 6e 64 65 66 29 0d 09 |== &str_|undef)..|
|000030d0| 72 65 74 75 72 6e 3b 0d | 20 20 20 20 62 69 67 73 |return;.|    bigs|
|000030e0| 74 72 2d 3e 73 74 72 5f | 6e 6f 6b 20 3d 20 30 3b |tr->str_|nok = 0;|
|000030f0| 0d 20 20 20 20 62 69 67 | 73 74 72 2d 3e 73 74 72 |.    big|str->str|
|00003100| 5f 70 6f 6b 20 3d 20 53 | 50 5f 56 41 4c 49 44 3b |_pok = S|P_VALID;|
|00003110| 09 2f 2a 20 64 69 73 61 | 62 6c 65 20 70 6f 73 73 |./* disa|ble poss|
|00003120| 69 62 6c 65 20 73 63 72 | 65 61 6d 65 72 20 2a 2f |ible scr|eamer */|
|00003130| 0d 0d 20 20 20 20 69 20 | 3d 20 6c 69 74 74 6c 65 |..    i |= little|
|00003140| 6c 65 6e 20 2d 20 6c 65 | 6e 3b 0d 20 20 20 20 69 |len - le|n;.    i|
|00003150| 66 20 28 69 20 3e 20 30 | 29 20 7b 09 09 09 2f 2a |f (i > 0|) {.../*|
|00003160| 20 73 74 72 69 6e 67 20 | 6d 69 67 68 74 20 67 72 | string |might gr|
|00003170| 6f 77 20 2a 2f 0d 09 53 | 54 52 5f 47 52 4f 57 28 |ow */..S|TR_GROW(|
|00003180| 62 69 67 73 74 72 2c 20 | 62 69 67 73 74 72 2d 3e |bigstr, |bigstr->|
|00003190| 73 74 72 5f 63 75 72 20 | 2b 20 69 20 2b 20 31 29 |str_cur |+ i + 1)|
|000031a0| 3b 0d 09 62 69 67 20 3d | 20 62 69 67 73 74 72 2d |;..big =| bigstr-|
|000031b0| 3e 73 74 72 5f 70 74 72 | 3b 0d 09 6d 69 64 20 3d |>str_ptr|;..mid =|
|000031c0| 20 62 69 67 20 2b 20 6f | 66 66 73 65 74 20 2b 20 | big + o|ffset + |
|000031d0| 6c 65 6e 3b 0d 09 6d 69 | 64 65 6e 64 20 3d 20 62 |len;..mi|dend = b|
|000031e0| 69 67 65 6e 64 20 3d 20 | 62 69 67 20 2b 20 62 69 |igend = |big + bi|
|000031f0| 67 73 74 72 2d 3e 73 74 | 72 5f 63 75 72 3b 0d 09 |gstr->st|r_cur;..|
|00003200| 62 69 67 65 6e 64 20 2b | 3d 20 69 3b 0d 09 2a 62 |bigend +|= i;..*b|
|00003210| 69 67 65 6e 64 20 3d 20 | 27 5c 30 27 3b 0d 09 77 |igend = |'\0';..w|
|00003220| 68 69 6c 65 20 28 6d 69 | 64 65 6e 64 20 3e 20 6d |hile (mi|dend > m|
|00003230| 69 64 29 09 09 2f 2a 20 | 73 68 6f 76 65 20 65 76 |id)../* |shove ev|
|00003240| 65 72 79 74 68 69 6e 67 | 20 64 6f 77 6e 20 2a 2f |erything| down */|
|00003250| 0d 09 20 20 20 20 2a 2d | 2d 62 69 67 65 6e 64 20 |..    *-|-bigend |
|00003260| 3d 20 2a 2d 2d 6d 69 64 | 65 6e 64 3b 0d 09 4d 6f |= *--mid|end;..Mo|
|00003270| 76 65 28 6c 69 74 74 6c | 65 2c 62 69 67 2b 6f 66 |ve(littl|e,big+of|
|00003280| 66 73 65 74 2c 6c 69 74 | 74 6c 65 6c 65 6e 2c 63 |fset,lit|tlelen,c|
|00003290| 68 61 72 29 3b 0d 09 62 | 69 67 73 74 72 2d 3e 73 |har);..b|igstr->s|
|000032a0| 74 72 5f 63 75 72 20 2b | 3d 20 69 3b 0d 09 53 54 |tr_cur +|= i;..ST|
|000032b0| 41 42 53 45 54 28 62 69 | 67 73 74 72 29 3b 0d 09 |ABSET(bi|gstr);..|
|000032c0| 72 65 74 75 72 6e 3b 0d | 20 20 20 20 7d 0d 20 20 |return;.|    }.  |
|000032d0| 20 20 65 6c 73 65 20 69 | 66 20 28 69 20 3d 3d 20 |  else i|f (i == |
|000032e0| 30 29 20 7b 0d 09 4d 6f | 76 65 28 6c 69 74 74 6c |0) {..Mo|ve(littl|
|000032f0| 65 2c 62 69 67 73 74 72 | 2d 3e 73 74 72 5f 70 74 |e,bigstr|->str_pt|
|00003300| 72 2b 6f 66 66 73 65 74 | 2c 6c 65 6e 2c 63 68 61 |r+offset|,len,cha|
|00003310| 72 29 3b 0d 09 53 54 41 | 42 53 45 54 28 62 69 67 |r);..STA|BSET(big|
|00003320| 73 74 72 29 3b 0d 09 72 | 65 74 75 72 6e 3b 0d 20 |str);..r|eturn;. |
|00003330| 20 20 20 7d 0d 0d 20 20 | 20 20 62 69 67 20 3d 20 |   }..  |  big = |
|00003340| 62 69 67 73 74 72 2d 3e | 73 74 72 5f 70 74 72 3b |bigstr->|str_ptr;|
|00003350| 0d 20 20 20 20 6d 69 64 | 20 3d 20 62 69 67 20 2b |.    mid| = big +|
|00003360| 20 6f 66 66 73 65 74 3b | 0d 20 20 20 20 6d 69 64 | offset;|.    mid|
|00003370| 65 6e 64 20 3d 20 6d 69 | 64 20 2b 20 6c 65 6e 3b |end = mi|d + len;|
|00003380| 0d 20 20 20 20 62 69 67 | 65 6e 64 20 3d 20 62 69 |.    big|end = bi|
|00003390| 67 20 2b 20 62 69 67 73 | 74 72 2d 3e 73 74 72 5f |g + bigs|tr->str_|
|000033a0| 63 75 72 3b 0d 0d 20 20 | 20 20 69 66 20 28 6d 69 |cur;..  |  if (mi|
|000033b0| 64 65 6e 64 20 3e 20 62 | 69 67 65 6e 64 29 0d 09 |dend > b|igend)..|
|000033c0| 66 61 74 61 6c 28 22 70 | 61 6e 69 63 3a 20 73 74 |fatal("p|anic: st|
|000033d0| 72 5f 69 6e 73 65 72 74 | 22 29 3b 0d 0d 20 20 20 |r_insert|");..   |
|000033e0| 20 69 66 20 28 6d 69 64 | 20 2d 20 62 69 67 20 3e | if (mid| - big >|
|000033f0| 20 62 69 67 65 6e 64 20 | 2d 20 6d 69 64 65 6e 64 | bigend |- midend|
|00003400| 29 20 7b 09 2f 2a 20 66 | 61 73 74 65 72 20 74 6f |) {./* f|aster to|
|00003410| 20 73 68 6f 72 74 65 6e | 20 66 72 6f 6d 20 65 6e | shorten| from en|
|00003420| 64 20 2a 2f 0d 09 69 66 | 20 28 6c 69 74 74 6c 65 |d */..if| (little|
|00003430| 6c 65 6e 29 20 7b 0d 09 | 20 20 20 20 4d 6f 76 65 |len) {..|    Move|
|00003440| 28 6c 69 74 74 6c 65 2c | 20 6d 69 64 2c 20 6c 69 |(little,| mid, li|
|00003450| 74 74 6c 65 6c 65 6e 2c | 63 68 61 72 29 3b 0d 09 |ttlelen,|char);..|
|00003460| 20 20 20 20 6d 69 64 20 | 2b 3d 20 6c 69 74 74 6c |    mid |+= littl|
|00003470| 65 6c 65 6e 3b 0d 09 7d | 0d 09 69 20 3d 20 62 69 |elen;..}|..i = bi|
|00003480| 67 65 6e 64 20 2d 20 6d | 69 64 65 6e 64 3b 0d 09 |gend - m|idend;..|
|00003490| 69 66 20 28 69 20 3e 20 | 30 29 20 7b 0d 09 20 20 |if (i > |0) {..  |
|000034a0| 20 20 4d 6f 76 65 28 6d | 69 64 65 6e 64 2c 20 6d |  Move(m|idend, m|
|000034b0| 69 64 2c 20 69 2c 63 68 | 61 72 29 3b 0d 09 20 20 |id, i,ch|ar);..  |
|000034c0| 20 20 6d 69 64 20 2b 3d | 20 69 3b 0d 09 7d 0d 09 |  mid +=| i;..}..|
|000034d0| 2a 6d 69 64 20 3d 20 27 | 5c 30 27 3b 0d 09 62 69 |*mid = '|\0';..bi|
|000034e0| 67 73 74 72 2d 3e 73 74 | 72 5f 63 75 72 20 3d 20 |gstr->st|r_cur = |
|000034f0| 6d 69 64 20 2d 20 62 69 | 67 3b 0d 20 20 20 20 7d |mid - bi|g;.    }|
|00003500| 0d 20 20 20 20 2f 2a 53 | 55 50 50 52 45 53 53 20 |.    /*S|UPPRESS |
|00003510| 35 36 30 2a 2f 0d 20 20 | 20 20 65 6c 73 65 20 69 |560*/.  |  else i|
|00003520| 66 20 28 69 20 3d 20 6d | 69 64 20 2d 20 62 69 67 |f (i = m|id - big|
|00003530| 29 20 7b 09 2f 2a 20 66 | 61 73 74 65 72 20 66 72 |) {./* f|aster fr|
|00003540| 6f 6d 20 66 72 6f 6e 74 | 20 2a 2f 0d 09 6d 69 64 |om front| */..mid|
|00003550| 65 6e 64 20 2d 3d 20 6c | 69 74 74 6c 65 6c 65 6e |end -= l|ittlelen|
|00003560| 3b 0d 09 6d 69 64 20 3d | 20 6d 69 64 65 6e 64 3b |;..mid =| midend;|
|00003570| 0d 09 73 74 72 5f 63 68 | 6f 70 28 62 69 67 73 74 |..str_ch|op(bigst|
|00003580| 72 2c 6d 69 64 65 6e 64 | 2d 69 29 3b 0d 09 62 69 |r,midend|-i);..bi|
|00003590| 67 20 2b 3d 20 69 3b 0d | 09 77 68 69 6c 65 20 28 |g += i;.|.while (|
|000035a0| 69 2d 2d 29 0d 09 20 20 | 20 20 2a 2d 2d 6d 69 64 |i--)..  |  *--mid|
|000035b0| 65 6e 64 20 3d 20 2a 2d | 2d 62 69 67 3b 0d 09 69 |end = *-|-big;..i|
|000035c0| 66 20 28 6c 69 74 74 6c | 65 6c 65 6e 29 0d 09 20 |f (littl|elen).. |
|000035d0| 20 20 20 4d 6f 76 65 28 | 6c 69 74 74 6c 65 2c 20 |   Move(|little, |
|000035e0| 6d 69 64 2c 20 6c 69 74 | 74 6c 65 6c 65 6e 2c 63 |mid, lit|tlelen,c|
|000035f0| 68 61 72 29 3b 0d 20 20 | 20 20 7d 0d 20 20 20 20 |har);.  |  }.    |
|00003600| 65 6c 73 65 20 69 66 20 | 28 6c 69 74 74 6c 65 6c |else if |(littlel|
|00003610| 65 6e 29 20 7b 0d 09 6d | 69 64 65 6e 64 20 2d 3d |en) {..m|idend -=|
|00003620| 20 6c 69 74 74 6c 65 6c | 65 6e 3b 0d 09 73 74 72 | littlel|en;..str|
|00003630| 5f 63 68 6f 70 28 62 69 | 67 73 74 72 2c 6d 69 64 |_chop(bi|gstr,mid|
|00003640| 65 6e 64 29 3b 0d 09 4d | 6f 76 65 28 6c 69 74 74 |end);..M|ove(litt|
|00003650| 6c 65 2c 6d 69 64 65 6e | 64 2c 6c 69 74 74 6c 65 |le,miden|d,little|
|00003660| 6c 65 6e 2c 63 68 61 72 | 29 3b 0d 20 20 20 20 7d |len,char|);.    }|
|00003670| 0d 20 20 20 20 65 6c 73 | 65 20 7b 0d 09 73 74 72 |.    els|e {..str|
|00003680| 5f 63 68 6f 70 28 62 69 | 67 73 74 72 2c 6d 69 64 |_chop(bi|gstr,mid|
|00003690| 65 6e 64 29 3b 0d 20 20 | 20 20 7d 0d 20 20 20 20 |end);.  |  }.    |
|000036a0| 53 54 41 42 53 45 54 28 | 62 69 67 73 74 72 29 3b |STABSET(|bigstr);|
|000036b0| 0d 7d 0d 0d 2f 2a 20 6d | 61 6b 65 20 73 74 72 20 |.}../* m|ake str |
|000036c0| 70 6f 69 6e 74 20 74 6f | 20 77 68 61 74 20 6e 73 |point to| what ns|
|000036d0| 74 72 20 64 69 64 20 2a | 2f 0d 0d 76 6f 69 64 0d |tr did *|/..void.|
|000036e0| 73 74 72 5f 72 65 70 6c | 61 63 65 28 73 74 72 2c |str_repl|ace(str,|
|000036f0| 6e 73 74 72 29 0d 72 65 | 67 69 73 74 65 72 20 53 |nstr).re|gister S|
|00003700| 54 52 20 2a 73 74 72 3b | 0d 72 65 67 69 73 74 65 |TR *str;|.registe|
|00003710| 72 20 53 54 52 20 2a 6e | 73 74 72 3b 0d 7b 0d 20 |r STR *n|str;.{. |
|00003720| 20 20 20 69 66 20 28 73 | 74 72 20 3d 3d 20 26 73 |   if (s|tr == &s|
|00003730| 74 72 5f 75 6e 64 65 66 | 29 0d 09 72 65 74 75 72 |tr_undef|)..retur|
|00003740| 6e 3b 0d 20 20 20 20 69 | 66 20 28 73 74 72 2d 3e |n;.    i|f (str->|
|00003750| 73 74 72 5f 73 74 61 74 | 65 20 3d 3d 20 53 53 5f |str_stat|e == SS_|
|00003760| 49 4e 43 52 29 0d 09 53 | 74 72 5f 47 72 6f 77 28 |INCR)..S|tr_Grow(|
|00003770| 73 74 72 2c 30 29 3b 09 | 2f 2a 20 6a 75 73 74 20 |str,0);.|/* just |
|00003780| 66 6f 72 63 65 20 63 6f | 70 79 20 64 6f 77 6e 20 |force co|py down |
|00003790| 2a 2f 0d 20 20 20 20 69 | 66 20 28 6e 73 74 72 2d |*/.    i|f (nstr-|
|000037a0| 3e 73 74 72 5f 73 74 61 | 74 65 20 3d 3d 20 53 53 |>str_sta|te == SS|
|000037b0| 5f 49 4e 43 52 29 0d 09 | 53 74 72 5f 47 72 6f 77 |_INCR)..|Str_Grow|
|000037c0| 28 6e 73 74 72 2c 30 29 | 3b 0d 20 20 20 20 69 66 |(nstr,0)|;.    if|
|000037d0| 20 28 73 74 72 2d 3e 73 | 74 72 5f 70 74 72 29 0d | (str->s|tr_ptr).|
|000037e0| 09 53 61 66 65 66 72 65 | 65 28 73 74 72 2d 3e 73 |.Safefre|e(str->s|
|000037f0| 74 72 5f 70 74 72 29 3b | 0d 20 20 20 20 73 74 72 |tr_ptr);|.    str|
|00003800| 2d 3e 73 74 72 5f 70 74 | 72 20 3d 20 6e 73 74 72 |->str_pt|r = nstr|
|00003810| 2d 3e 73 74 72 5f 70 74 | 72 3b 0d 20 20 20 20 73 |->str_pt|r;.    s|
|00003820| 74 72 2d 3e 73 74 72 5f | 6c 65 6e 20 3d 20 6e 73 |tr->str_|len = ns|
|00003830| 74 72 2d 3e 73 74 72 5f | 6c 65 6e 3b 0d 20 20 20 |tr->str_|len;.   |
|00003840| 20 73 74 72 2d 3e 73 74 | 72 5f 63 75 72 20 3d 20 | str->st|r_cur = |
|00003850| 6e 73 74 72 2d 3e 73 74 | 72 5f 63 75 72 3b 0d 20 |nstr->st|r_cur;. |
|00003860| 20 20 20 73 74 72 2d 3e | 73 74 72 5f 70 6f 6b 20 |   str->|str_pok |
|00003870| 3d 20 6e 73 74 72 2d 3e | 73 74 72 5f 70 6f 6b 3b |= nstr->|str_pok;|
|00003880| 0d 20 20 20 20 73 74 72 | 2d 3e 73 74 72 5f 6e 6f |.    str|->str_no|
|00003890| 6b 20 3d 20 6e 73 74 72 | 2d 3e 73 74 72 5f 6e 6f |k = nstr|->str_no|
|000038a0| 6b 3b 0d 23 69 66 64 65 | 66 20 53 54 52 55 43 54 |k;.#ifde|f STRUCT|
|000038b0| 43 4f 50 59 0d 20 20 20 | 20 73 74 72 2d 3e 73 74 |COPY.   | str->st|
|000038c0| 72 5f 75 20 3d 20 6e 73 | 74 72 2d 3e 73 74 72 5f |r_u = ns|tr->str_|
|000038d0| 75 3b 0d 23 65 6c 73 65 | 0d 20 20 20 20 73 74 72 |u;.#else|.    str|
|000038e0| 2d 3e 73 74 72 5f 75 2e | 73 74 72 5f 6e 76 61 6c |->str_u.|str_nval|
|000038f0| 20 3d 20 6e 73 74 72 2d | 3e 73 74 72 5f 75 2e 73 | = nstr-|>str_u.s|
|00003900| 74 72 5f 6e 76 61 6c 3b | 0d 23 65 6e 64 69 66 0d |tr_nval;|.#endif.|
|00003910| 23 69 66 64 65 66 20 54 | 41 49 4e 54 0d 20 20 20 |#ifdef T|AINT.   |
|00003920| 20 73 74 72 2d 3e 73 74 | 72 5f 74 61 69 6e 74 65 | str->st|r_tainte|
|00003930| 64 20 3d 20 6e 73 74 72 | 2d 3e 73 74 72 5f 74 61 |d = nstr|->str_ta|
|00003940| 69 6e 74 65 64 3b 0d 23 | 65 6e 64 69 66 0d 20 20 |inted;.#|endif.  |
|00003950| 20 20 69 66 20 28 6e 73 | 74 72 2d 3e 73 74 72 5f |  if (ns|tr->str_|
|00003960| 6d 61 67 69 63 29 0d 09 | 73 74 72 5f 66 72 65 65 |magic)..|str_free|
|00003970| 28 6e 73 74 72 2d 3e 73 | 74 72 5f 6d 61 67 69 63 |(nstr->s|tr_magic|
|00003980| 29 3b 0d 20 20 20 20 53 | 61 66 65 66 72 65 65 28 |);.    S|afefree(|
|00003990| 6e 73 74 72 29 3b 0d 7d | 0d 0d 76 6f 69 64 0d 73 |nstr);.}|..void.s|
|000039a0| 74 72 5f 66 72 65 65 28 | 73 74 72 29 0d 72 65 67 |tr_free(|str).reg|
|000039b0| 69 73 74 65 72 20 53 54 | 52 20 2a 73 74 72 3b 0d |ister ST|R *str;.|
|000039c0| 7b 0d 20 20 20 20 69 66 | 20 28 21 73 74 72 20 7c |{.    if| (!str ||
|000039d0| 7c 20 73 74 72 20 3d 3d | 20 26 73 74 72 5f 75 6e || str ==| &str_un|
|000039e0| 64 65 66 29 0d 09 72 65 | 74 75 72 6e 3b 0d 20 20 |def)..re|turn;.  |
|000039f0| 20 20 69 66 20 28 73 74 | 72 2d 3e 73 74 72 5f 73 |  if (st|r->str_s|
|00003a00| 74 61 74 65 29 20 7b 0d | 09 69 66 20 28 73 74 72 |tate) {.|.if (str|
|00003a10| 2d 3e 73 74 72 5f 73 74 | 61 74 65 20 3d 3d 20 53 |->str_st|ate == S|
|00003a20| 53 5f 46 52 45 45 29 09 | 2f 2a 20 61 6c 72 65 61 |S_FREE).|/* alrea|
|00003a30| 64 79 20 66 72 65 65 64 | 20 2a 2f 0d 09 20 20 20 |dy freed| */..   |
|00003a40| 20 72 65 74 75 72 6e 3b | 0d 09 69 66 20 28 73 74 | return;|..if (st|
|00003a50| 72 2d 3e 73 74 72 5f 73 | 74 61 74 65 20 3d 3d 20 |r->str_s|tate == |
|00003a60| 53 53 5f 49 4e 43 52 20 | 26 26 20 21 28 73 74 72 |SS_INCR |&& !(str|
|00003a70| 2d 3e 73 74 72 5f 70 6f | 6b 20 26 20 32 29 29 20 |->str_po|k & 2)) |
|00003a80| 7b 0d 09 20 20 20 20 73 | 74 72 2d 3e 73 74 72 5f |{..    s|tr->str_|
|00003a90| 70 74 72 20 2d 3d 20 73 | 74 72 2d 3e 73 74 72 5f |ptr -= s|tr->str_|
|00003aa0| 75 2e 73 74 72 5f 75 73 | 65 66 75 6c 3b 0d 09 20 |u.str_us|eful;.. |
|00003ab0| 20 20 20 73 74 72 2d 3e | 73 74 72 5f 6c 65 6e 20 |   str->|str_len |
|00003ac0| 2b 3d 20 73 74 72 2d 3e | 73 74 72 5f 75 2e 73 74 |+= str->|str_u.st|
|00003ad0| 72 5f 75 73 65 66 75 6c | 3b 0d 09 7d 0d 20 20 20 |r_useful|;..}.   |
|00003ae0| 20 7d 0d 20 20 20 20 69 | 66 20 28 73 74 72 2d 3e | }.    i|f (str->|
|00003af0| 73 74 72 5f 6d 61 67 69 | 63 29 0d 09 73 74 72 5f |str_magi|c)..str_|
|00003b00| 66 72 65 65 28 73 74 72 | 2d 3e 73 74 72 5f 6d 61 |free(str|->str_ma|
|00003b10| 67 69 63 29 3b 0d 20 20 | 20 20 73 74 72 2d 3e 73 |gic);.  |  str->s|
|00003b20| 74 72 5f 6d 61 67 69 63 | 20 3d 20 66 72 65 65 73 |tr_magic| = frees|
|00003b30| 74 72 72 6f 6f 74 3b 0d | 23 69 66 64 65 66 20 4c |trroot;.|#ifdef L|
|00003b40| 45 41 4b 54 45 53 54 0d | 20 20 20 20 69 66 20 28 |EAKTEST.|    if (|
|00003b50| 73 74 72 2d 3e 73 74 72 | 5f 6c 65 6e 29 20 7b 0d |str->str|_len) {.|
|00003b60| 09 53 61 66 65 66 72 65 | 65 28 73 74 72 2d 3e 73 |.Safefre|e(str->s|
|00003b70| 74 72 5f 70 74 72 29 3b | 0d 09 73 74 72 2d 3e 73 |tr_ptr);|..str->s|
|00003b80| 74 72 5f 70 74 72 20 3d | 20 4e 75 6c 6c 63 68 3b |tr_ptr =| Nullch;|
|00003b90| 0d 20 20 20 20 7d 0d 20 | 20 20 20 69 66 20 28 28 |.    }. |   if ((|
|00003ba0| 73 74 72 2d 3e 73 74 72 | 5f 70 6f 6b 20 26 20 53 |str->str|_pok & S|
|00003bb0| 50 5f 49 4e 54 52 50 29 | 20 26 26 20 73 74 72 2d |P_INTRP)| && str-|
|00003bc0| 3e 73 74 72 5f 75 2e 73 | 74 72 5f 61 72 67 73 29 |>str_u.s|tr_args)|
|00003bd0| 0d 09 61 72 67 5f 66 72 | 65 65 28 73 74 72 2d 3e |..arg_fr|ee(str->|
|00003be0| 73 74 72 5f 75 2e 73 74 | 72 5f 61 72 67 73 29 3b |str_u.st|r_args);|
|00003bf0| 0d 20 20 20 20 53 61 66 | 65 66 72 65 65 28 73 74 |.    Saf|efree(st|
|00003c00| 72 29 3b 0d 23 65 6c 73 | 65 20 2f 2a 20 4c 45 41 |r);.#els|e /* LEA|
|00003c10| 4b 54 45 53 54 20 2a 2f | 0d 20 20 20 20 69 66 20 |KTEST */|.    if |
|00003c20| 28 73 74 72 2d 3e 73 74 | 72 5f 6c 65 6e 29 20 7b |(str->st|r_len) {|
|00003c30| 0d 09 69 66 20 28 73 74 | 72 2d 3e 73 74 72 5f 6c |..if (st|r->str_l|
|00003c40| 65 6e 20 3e 20 31 32 37 | 29 20 7b 09 2f 2a 20 6e |en > 127|) {./* n|
|00003c50| 65 78 74 20 75 73 65 72 | 20 6e 6f 74 20 6c 69 6b |ext user| not lik|
|00003c60| 65 6c 79 20 74 6f 20 77 | 61 6e 74 20 6d 6f 72 65 |ely to w|ant more|
|00003c70| 20 2a 2f 0d 09 20 20 20 | 20 53 61 66 65 66 72 65 | */..   | Safefre|
|00003c80| 65 28 73 74 72 2d 3e 73 | 74 72 5f 70 74 72 29 3b |e(str->s|tr_ptr);|
|00003c90| 09 2f 2a 20 73 6f 20 67 | 69 76 65 20 69 74 20 62 |./* so g|ive it b|
|00003ca0| 61 63 6b 20 74 6f 20 6d | 61 6c 6c 6f 63 20 2a 2f |ack to m|alloc */|
|00003cb0| 0d 09 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 70 |..    st|r->str_p|
|00003cc0| 74 72 20 3d 20 4e 75 6c | 6c 63 68 3b 0d 09 20 20 |tr = Nul|lch;..  |
|00003cd0| 20 20 73 74 72 2d 3e 73 | 74 72 5f 6c 65 6e 20 3d |  str->s|tr_len =|
|00003ce0| 20 30 3b 0d 09 7d 0d 09 | 65 6c 73 65 0d 09 20 20 | 0;..}..|else..  |
|00003cf0| 20 20 73 74 72 2d 3e 73 | 74 72 5f 70 74 72 5b 30 |  str->s|tr_ptr[0|
|00003d00| 5d 20 3d 20 27 5c 30 27 | 3b 0d 20 20 20 20 7d 0d |] = '\0'|;.    }.|
|00003d10| 20 20 20 20 69 66 20 28 | 28 73 74 72 2d 3e 73 74 |    if (|(str->st|
|00003d20| 72 5f 70 6f 6b 20 26 20 | 53 50 5f 49 4e 54 52 50 |r_pok & |SP_INTRP|
|00003d30| 29 20 26 26 20 73 74 72 | 2d 3e 73 74 72 5f 75 2e |) && str|->str_u.|
|00003d40| 73 74 72 5f 61 72 67 73 | 29 0d 09 61 72 67 5f 66 |str_args|)..arg_f|
|00003d50| 72 65 65 28 73 74 72 2d | 3e 73 74 72 5f 75 2e 73 |ree(str-|>str_u.s|
|00003d60| 74 72 5f 61 72 67 73 29 | 3b 0d 20 20 20 20 73 74 |tr_args)|;.    st|
|00003d70| 72 2d 3e 73 74 72 5f 63 | 75 72 20 3d 20 30 3b 0d |r->str_c|ur = 0;.|
|00003d80| 20 20 20 20 73 74 72 2d | 3e 73 74 72 5f 6e 6f 6b |    str-|>str_nok|
|00003d90| 20 3d 20 30 3b 0d 20 20 | 20 20 73 74 72 2d 3e 73 | = 0;.  |  str->s|
|00003da0| 74 72 5f 70 6f 6b 20 3d | 20 30 3b 0d 20 20 20 20 |tr_pok =| 0;.    |
|00003db0| 73 74 72 2d 3e 73 74 72 | 5f 73 74 61 74 65 20 3d |str->str|_state =|
|00003dc0| 20 53 53 5f 46 52 45 45 | 3b 0d 23 69 66 64 65 66 | SS_FREE|;.#ifdef|
|00003dd0| 20 54 41 49 4e 54 0d 20 | 20 20 20 73 74 72 2d 3e | TAINT. |   str->|
|00003de0| 73 74 72 5f 74 61 69 6e | 74 65 64 20 3d 20 30 3b |str_tain|ted = 0;|
|00003df0| 0d 23 65 6e 64 69 66 0d | 20 20 20 20 66 72 65 65 |.#endif.|    free|
|00003e00| 73 74 72 72 6f 6f 74 20 | 3d 20 73 74 72 3b 0d 23 |strroot |= str;.#|
|00003e10| 65 6e 64 69 66 20 2f 2a | 20 4c 45 41 4b 54 45 53 |endif /*| LEAKTES|
|00003e20| 54 20 2a 2f 0d 7d 0d 0d | 53 54 52 4c 45 4e 0d 73 |T */.}..|STRLEN.s|
|00003e30| 74 72 5f 6c 65 6e 28 73 | 74 72 29 0d 72 65 67 69 |tr_len(s|tr).regi|
|00003e40| 73 74 65 72 20 53 54 52 | 20 2a 73 74 72 3b 0d 7b |ster STR| *str;.{|
|00003e50| 0d 20 20 20 20 69 66 20 | 28 21 73 74 72 29 0d 09 |.    if |(!str)..|
|00003e60| 72 65 74 75 72 6e 20 30 | 3b 0d 20 20 20 20 69 66 |return 0|;.    if|
|00003e70| 20 28 21 28 73 74 72 2d | 3e 73 74 72 5f 70 6f 6b | (!(str-|>str_pok|
|00003e80| 29 29 0d 09 28 76 6f 69 | 64 29 73 74 72 5f 32 70 |))..(voi|d)str_2p|
|00003e90| 74 72 28 73 74 72 29 3b | 0d 20 20 20 20 69 66 20 |tr(str);|.    if |
|00003ea0| 28 73 74 72 2d 3e 73 74 | 72 5f 70 74 72 29 0d 09 |(str->st|r_ptr)..|
|00003eb0| 72 65 74 75 72 6e 20 73 | 74 72 2d 3e 73 74 72 5f |return s|tr->str_|
|00003ec0| 63 75 72 3b 0d 20 20 20 | 20 65 6c 73 65 0d 09 72 |cur;.   | else..r|
|00003ed0| 65 74 75 72 6e 20 30 3b | 0d 7d 0d 0d 69 6e 74 0d |eturn 0;|.}..int.|
|00003ee0| 73 74 72 5f 65 71 28 73 | 74 72 31 2c 73 74 72 32 |str_eq(s|tr1,str2|
|00003ef0| 29 0d 72 65 67 69 73 74 | 65 72 20 53 54 52 20 2a |).regist|er STR *|
|00003f00| 73 74 72 31 3b 0d 72 65 | 67 69 73 74 65 72 20 53 |str1;.re|gister S|
|00003f10| 54 52 20 2a 73 74 72 32 | 3b 0d 7b 0d 20 20 20 20 |TR *str2|;.{.    |
|00003f20| 69 66 20 28 21 73 74 72 | 31 20 7c 7c 20 73 74 72 |if (!str|1 || str|
|00003f30| 31 20 3d 3d 20 26 73 74 | 72 5f 75 6e 64 65 66 29 |1 == &st|r_undef)|
|00003f40| 0d 09 72 65 74 75 72 6e | 20 28 73 74 72 32 20 3d |..return| (str2 =|
|00003f50| 3d 20 4e 75 6c 6c 73 74 | 72 20 7c 7c 20 73 74 72 |= Nullst|r || str|
|00003f60| 32 20 3d 3d 20 26 73 74 | 72 5f 75 6e 64 65 66 20 |2 == &st|r_undef |
|00003f70| 7c 7c 20 21 73 74 72 32 | 2d 3e 73 74 72 5f 63 75 ||| !str2|->str_cu|
|00003f80| 72 29 3b 0d 20 20 20 20 | 69 66 20 28 21 73 74 72 |r);.    |if (!str|
|00003f90| 32 20 7c 7c 20 73 74 72 | 32 20 3d 3d 20 26 73 74 |2 || str|2 == &st|
|00003fa0| 72 5f 75 6e 64 65 66 29 | 0d 09 72 65 74 75 72 6e |r_undef)|..return|
|00003fb0| 20 21 73 74 72 31 2d 3e | 73 74 72 5f 63 75 72 3b | !str1->|str_cur;|
|00003fc0| 0d 0d 20 20 20 20 69 66 | 20 28 21 73 74 72 31 2d |..    if| (!str1-|
|00003fd0| 3e 73 74 72 5f 70 6f 6b | 29 0d 09 28 76 6f 69 64 |>str_pok|)..(void|
|00003fe0| 29 73 74 72 5f 32 70 74 | 72 28 73 74 72 31 29 3b |)str_2pt|r(str1);|
|00003ff0| 0d 20 20 20 20 69 66 20 | 28 21 73 74 72 32 2d 3e |.    if |(!str2->|
|00004000| 73 74 72 5f 70 6f 6b 29 | 0d 09 28 76 6f 69 64 29 |str_pok)|..(void)|
|00004010| 73 74 72 5f 32 70 74 72 | 28 73 74 72 32 29 3b 0d |str_2ptr|(str2);.|
|00004020| 0d 20 20 20 20 69 66 20 | 28 73 74 72 31 2d 3e 73 |.    if |(str1->s|
|00004030| 74 72 5f 63 75 72 20 21 | 3d 20 73 74 72 32 2d 3e |tr_cur !|= str2->|
|00004040| 73 74 72 5f 63 75 72 29 | 0d 09 72 65 74 75 72 6e |str_cur)|..return|
|00004050| 20 30 3b 0d 0d 20 20 20 | 20 72 65 74 75 72 6e 20 | 0;..   | return |
|00004060| 21 62 63 6d 70 28 73 74 | 72 31 2d 3e 73 74 72 5f |!bcmp(st|r1->str_|
|00004070| 70 74 72 2c 20 73 74 72 | 32 2d 3e 73 74 72 5f 70 |ptr, str|2->str_p|
|00004080| 74 72 2c 20 73 74 72 31 | 2d 3e 73 74 72 5f 63 75 |tr, str1|->str_cu|
|00004090| 72 29 3b 0d 7d 0d 0d 69 | 6e 74 0d 73 74 72 5f 63 |r);.}..i|nt.str_c|
|000040a0| 6d 70 28 73 74 72 31 2c | 73 74 72 32 29 0d 72 65 |mp(str1,|str2).re|
|000040b0| 67 69 73 74 65 72 20 53 | 54 52 20 2a 73 74 72 31 |gister S|TR *str1|
|000040c0| 3b 0d 72 65 67 69 73 74 | 65 72 20 53 54 52 20 2a |;.regist|er STR *|
|000040d0| 73 74 72 32 3b 0d 7b 0d | 20 20 20 20 69 6e 74 20 |str2;.{.|    int |
|000040e0| 72 65 74 76 61 6c 3b 0d | 0d 20 20 20 20 69 66 20 |retval;.|.    if |
|000040f0| 28 21 73 74 72 31 20 7c | 7c 20 73 74 72 31 20 3d |(!str1 ||| str1 =|
|00004100| 3d 20 26 73 74 72 5f 75 | 6e 64 65 66 29 0d 09 72 |= &str_u|ndef)..r|
|00004110| 65 74 75 72 6e 20 28 73 | 74 72 32 20 3d 3d 20 4e |eturn (s|tr2 == N|
|00004120| 75 6c 6c 73 74 72 20 7c | 7c 20 73 74 72 32 20 3d |ullstr ||| str2 =|
|00004130| 3d 20 26 73 74 72 5f 75 | 6e 64 65 66 20 7c 7c 20 |= &str_u|ndef || |
|00004140| 21 73 74 72 32 2d 3e 73 | 74 72 5f 63 75 72 29 3f |!str2->s|tr_cur)?|
|00004150| 30 3a 2d 31 3b 0d 20 20 | 20 20 69 66 20 28 21 73 |0:-1;.  |  if (!s|
|00004160| 74 72 32 20 7c 7c 20 73 | 74 72 32 20 3d 3d 20 26 |tr2 || s|tr2 == &|
|00004170| 73 74 72 5f 75 6e 64 65 | 66 29 0d 09 72 65 74 75 |str_unde|f)..retu|
|00004180| 72 6e 20 73 74 72 31 2d | 3e 73 74 72 5f 63 75 72 |rn str1-|>str_cur|
|00004190| 20 21 3d 20 30 3b 0d 0d | 20 20 20 20 69 66 20 28 | != 0;..|    if (|
|000041a0| 21 73 74 72 31 2d 3e 73 | 74 72 5f 70 6f 6b 29 0d |!str1->s|tr_pok).|
|000041b0| 09 28 76 6f 69 64 29 73 | 74 72 5f 32 70 74 72 28 |.(void)s|tr_2ptr(|
|000041c0| 73 74 72 31 29 3b 0d 20 | 20 20 20 69 66 20 28 21 |str1);. |   if (!|
|000041d0| 73 74 72 32 2d 3e 73 74 | 72 5f 70 6f 6b 29 0d 09 |str2->st|r_pok)..|
|000041e0| 28 76 6f 69 64 29 73 74 | 72 5f 32 70 74 72 28 73 |(void)st|r_2ptr(s|
|000041f0| 74 72 32 29 3b 0d 0d 20 | 20 20 20 69 66 20 28 73 |tr2);.. |   if (s|
|00004200| 74 72 31 2d 3e 73 74 72 | 5f 63 75 72 20 3c 20 73 |tr1->str|_cur < s|
|00004210| 74 72 32 2d 3e 73 74 72 | 5f 63 75 72 29 20 7b 0d |tr2->str|_cur) {.|
|00004220| 09 2f 2a 53 55 50 50 52 | 45 53 53 20 35 36 30 2a |./*SUPPR|ESS 560*|
|00004230| 2f 0d 09 69 66 20 28 72 | 65 74 76 61 6c 20 3d 20 |/..if (r|etval = |
|00004240| 6d 65 6d 63 6d 70 28 73 | 74 72 31 2d 3e 73 74 72 |memcmp(s|tr1->str|
|00004250| 5f 70 74 72 2c 20 73 74 | 72 32 2d 3e 73 74 72 5f |_ptr, st|r2->str_|
|00004260| 70 74 72 2c 20 73 74 72 | 31 2d 3e 73 74 72 5f 63 |ptr, str|1->str_c|
|00004270| 75 72 29 29 0d 09 20 20 | 20 20 72 65 74 75 72 6e |ur))..  |  return|
|00004280| 20 72 65 74 76 61 6c 20 | 3c 20 30 20 3f 20 2d 31 | retval |< 0 ? -1|
|00004290| 20 3a 20 31 3b 0d 09 65 | 6c 73 65 0d 09 20 20 20 | : 1;..e|lse..   |
|000042a0| 20 72 65 74 75 72 6e 20 | 2d 31 3b 0d 20 20 20 20 | return |-1;.    |
|000042b0| 7d 0d 20 20 20 20 2f 2a | 53 55 50 50 52 45 53 53 |}.    /*|SUPPRESS|
|000042c0| 20 35 36 30 2a 2f 0d 20 | 20 20 20 65 6c 73 65 20 | 560*/. |   else |
|000042d0| 69 66 20 28 72 65 74 76 | 61 6c 20 3d 20 6d 65 6d |if (retv|al = mem|
|000042e0| 63 6d 70 28 73 74 72 31 | 2d 3e 73 74 72 5f 70 74 |cmp(str1|->str_pt|
|000042f0| 72 2c 20 73 74 72 32 2d | 3e 73 74 72 5f 70 74 72 |r, str2-|>str_ptr|
|00004300| 2c 20 73 74 72 32 2d 3e | 73 74 72 5f 63 75 72 29 |, str2->|str_cur)|
|00004310| 29 0d 09 72 65 74 75 72 | 6e 20 72 65 74 76 61 6c |)..retur|n retval|
|00004320| 20 3c 20 30 20 3f 20 2d | 31 20 3a 20 31 3b 0d 20 | < 0 ? -|1 : 1;. |
|00004330| 20 20 20 65 6c 73 65 20 | 69 66 20 28 73 74 72 31 |   else |if (str1|
|00004340| 2d 3e 73 74 72 5f 63 75 | 72 20 3d 3d 20 73 74 72 |->str_cu|r == str|
|00004350| 32 2d 3e 73 74 72 5f 63 | 75 72 29 0d 09 72 65 74 |2->str_c|ur)..ret|
|00004360| 75 72 6e 20 30 3b 0d 20 | 20 20 20 65 6c 73 65 0d |urn 0;. |   else.|
|00004370| 09 72 65 74 75 72 6e 20 | 31 3b 0d 7d 0d 0d 63 68 |.return |1;.}..ch|
|00004380| 61 72 20 2a 0d 73 74 72 | 5f 67 65 74 73 28 73 74 |ar *.str|_gets(st|
|00004390| 72 2c 66 70 2c 61 70 70 | 65 6e 64 29 0d 72 65 67 |r,fp,app|end).reg|
|000043a0| 69 73 74 65 72 20 53 54 | 52 20 2a 73 74 72 3b 0d |ister ST|R *str;.|
|000043b0| 72 65 67 69 73 74 65 72 | 20 46 49 4c 45 20 2a 66 |register| FILE *f|
|000043c0| 70 3b 0d 69 6e 74 20 61 | 70 70 65 6e 64 3b 0d 7b |p;.int a|ppend;.{|
|000043d0| 0d 20 20 20 20 72 65 67 | 69 73 74 65 72 20 63 68 |.    reg|ister ch|
|000043e0| 61 72 20 2a 62 70 3b 09 | 09 2f 2a 20 77 65 27 72 |ar *bp;.|./* we'r|
|000043f0| 65 20 67 6f 69 6e 67 20 | 74 6f 20 73 74 65 61 6c |e going |to steal|
|00004400| 20 73 6f 6d 65 20 76 61 | 6c 75 65 73 20 2a 2f 0d | some va|lues */.|
|00004410| 20 20 20 20 72 65 67 69 | 73 74 65 72 20 69 6e 74 |    regi|ster int|
|00004420| 20 63 6e 74 3b 09 09 2f | 2a 20 20 66 72 6f 6d 20 | cnt;../|*  from |
|00004430| 74 68 65 20 73 74 64 69 | 6f 20 73 74 72 75 63 74 |the stdi|o struct|
|00004440| 20 61 6e 64 20 70 75 74 | 20 45 56 45 52 59 54 48 | and put| EVERYTH|
|00004450| 49 4e 47 20 2a 2f 0d 20 | 20 20 20 72 65 67 69 73 |ING */. |   regis|
|00004460| 74 65 72 20 53 54 44 43 | 48 41 52 20 2a 70 74 72 |ter STDC|HAR *ptr|
|00004470| 3b 09 2f 2a 20 20 20 69 | 6e 20 74 68 65 20 69 6e |;./*   i|n the in|
|00004480| 6e 65 72 6d 6f 73 74 20 | 6c 6f 6f 70 20 69 6e 74 |nermost |loop int|
|00004490| 6f 20 72 65 67 69 73 74 | 65 72 73 20 2a 2f 0d 20 |o regist|ers */. |
|000044a0| 20 20 20 72 65 67 69 73 | 74 65 72 20 69 6e 74 20 |   regis|ter int |
|000044b0| 6e 65 77 6c 69 6e 65 20 | 3d 20 72 73 63 68 61 72 |newline |= rschar|
|000044c0| 3b 2f 2a 20 28 61 73 73 | 75 6d 69 6e 67 20 3e 3d |;/* (ass|uming >=|
|000044d0| 20 36 20 72 65 67 69 73 | 74 65 72 73 29 20 2a 2f | 6 regis|ters) */|
|000044e0| 0d 20 20 20 20 69 6e 74 | 20 69 3b 0d 20 20 20 20 |.    int| i;.    |
|000044f0| 53 54 52 4c 45 4e 20 62 | 70 78 3b 0d 20 20 20 20 |STRLEN b|px;.    |
|00004500| 69 6e 74 20 73 68 6f 72 | 74 62 75 66 66 65 72 65 |int shor|tbuffere|
|00004510| 64 3b 0d 0d 20 20 20 20 | 69 66 20 28 73 74 72 20 |d;..    |if (str |
|00004520| 3d 3d 20 26 73 74 72 5f | 75 6e 64 65 66 29 0d 09 |== &str_|undef)..|
|00004530| 72 65 74 75 72 6e 20 4e | 75 6c 6c 63 68 3b 0d 20 |return N|ullch;. |
|00004540| 20 20 20 69 66 20 28 72 | 73 70 61 72 61 29 20 7b |   if (r|spara) {|
|00004550| 09 09 2f 2a 20 68 61 76 | 65 20 74 6f 20 64 6f 20 |../* hav|e to do |
|00004560| 74 68 69 73 20 62 6f 74 | 68 20 62 65 66 6f 72 65 |this bot|h before|
|00004570| 20 61 6e 64 20 61 66 74 | 65 72 20 2a 2f 0d 09 64 | and aft|er */..d|
|00004580| 6f 20 7b 09 09 09 2f 2a | 20 74 6f 20 6d 61 6b 65 |o {.../*| to make|
|00004590| 20 73 75 72 65 20 66 69 | 6c 65 20 62 6f 75 6e 64 | sure fi|le bound|
|000045a0| 61 72 69 65 73 20 77 6f | 72 6b 20 72 69 67 68 74 |aries wo|rk right|
|000045b0| 20 2a 2f 0d 09 20 20 20 | 20 69 20 3d 20 67 65 74 | */..   | i = get|
|000045c0| 63 28 66 70 29 3b 0d 09 | 20 20 20 20 69 66 20 28 |c(fp);..|    if (|
|000045d0| 69 20 21 3d 20 27 5c 6e | 27 29 20 7b 0d 09 09 75 |i != '\n|') {...u|
|000045e0| 6e 67 65 74 63 28 69 2c | 66 70 29 3b 0d 09 09 62 |ngetc(i,|fp);...b|
|000045f0| 72 65 61 6b 3b 0d 09 20 | 20 20 20 7d 0d 09 7d 20 |reak;.. |   }..} |
|00004600| 77 68 69 6c 65 20 28 69 | 20 21 3d 20 45 4f 46 29 |while (i| != EOF)|
|00004610| 3b 0d 20 20 20 20 7d 0d | 23 69 66 64 65 66 20 53 |;.    }.|#ifdef S|
|00004620| 54 44 53 54 44 49 4f 09 | 09 2f 2a 20 48 65 72 65 |TDSTDIO.|./* Here|
|00004630| 20 69 73 20 73 6f 6d 65 | 20 62 72 65 61 74 68 74 | is some| breatht|
|00004640| 61 6b 69 6e 67 6c 79 20 | 65 66 66 69 63 69 65 6e |akingly |efficien|
|00004650| 74 20 63 68 65 61 74 69 | 6e 67 20 2a 2f 0d 20 20 |t cheati|ng */.  |
|00004660| 20 20 63 6e 74 20 3d 20 | 66 70 2d 3e 5f 63 6e 74 |  cnt = |fp->_cnt|
|00004670| 3b 09 09 09 2f 2a 20 67 | 65 74 20 63 6f 75 6e 74 |;.../* g|et count|
|00004680| 20 69 6e 74 6f 20 72 65 | 67 69 73 74 65 72 20 2a | into re|gister *|
|00004690| 2f 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 6e |/.    st|r->str_n|
|000046a0| 6f 6b 20 3d 20 30 3b 09 | 09 09 2f 2a 20 69 6e 76 |ok = 0;.|../* inv|
|000046b0| 61 6c 69 64 61 74 65 20 | 6e 75 6d 62 65 72 20 2a |alidate |number *|
|000046c0| 2f 0d 20 20 20 20 73 74 | 72 2d 3e 73 74 72 5f 70 |/.    st|r->str_p|
|000046d0| 6f 6b 20 3d 20 31 3b 09 | 09 09 2f 2a 20 76 61 6c |ok = 1;.|../* val|
|000046e0| 69 64 61 74 65 20 70 6f | 69 6e 74 65 72 20 2a 2f |idate po|inter */|
|000046f0| 0d 20 20 20 20 69 66 20 | 28 73 74 72 2d 3e 73 74 |.    if |(str->st|
|00004700| 72 5f 6c 65 6e 20 2d 20 | 61 70 70 65 6e 64 20 3c |r_len - |append <|
|00004710| 3d 20 63 6e 74 20 2b 20 | 31 29 20 7b 20 2f 2a 20 |= cnt + |1) { /* |
|00004720| 6d 61 6b 65 20 73 75 72 | 65 20 77 65 20 68 61 76 |make sur|e we hav|
|00004730| 65 20 74 68 65 20 72 6f | 6f 6d 20 2a 2f 0d 09 69 |e the ro|om */..i|
|00004740| 66 20 28 63 6e 74 20 3e | 20 38 30 20 26 26 20 73 |f (cnt >| 80 && s|
|00004750| 74 72 2d 3e 73 74 72 5f | 6c 65 6e 20 3e 20 61 70 |tr->str_|len > ap|
|00004760| 70 65 6e 64 29 20 7b 0d | 09 20 20 20 20 73 68 6f |pend) {.|.    sho|
|00004770| 72 74 62 75 66 66 65 72 | 65 64 20 3d 20 63 6e 74 |rtbuffer|ed = cnt|
|00004780| 20 2d 20 73 74 72 2d 3e | 73 74 72 5f 6c 65 6e 20 | - str->|str_len |
|00004790| 2b 20 61 70 70 65 6e 64 | 20 2b 20 31 3b 0d 09 20 |+ append| + 1;.. |
|000047a0| 20 20 20 63 6e 74 20 2d | 3d 20 73 68 6f 72 74 62 |   cnt -|= shortb|
|000047b0| 75 66 66 65 72 65 64 3b | 0d 09 7d 0d 09 65 6c 73 |uffered;|..}..els|
|000047c0| 65 20 7b 0d 09 20 20 20 | 20 73 68 6f 72 74 62 75 |e {..   | shortbu|
|000047d0| 66 66 65 72 65 64 20 3d | 20 30 3b 0d 09 20 20 20 |ffered =| 0;..   |
|000047e0| 20 53 54 52 5f 47 52 4f | 57 28 73 74 72 2c 20 61 | STR_GRO|W(str, a|
|000047f0| 70 70 65 6e 64 2b 63 6e | 74 2b 32 29 3b 2f 2a 20 |ppend+cn|t+2);/* |
|00004800| 28 72 65 6d 65 6d 62 65 | 72 69 6e 67 20 63 6e 74 |(remembe|ring cnt|
|00004810| 20 63 61 6e 20 62 65 20 | 2d 31 29 20 2a 2f 0d 09 | can be |-1) */..|
|00004820| 7d 0d 20 20 20 20 7d 0d | 20 20 20 20 65 6c 73 65 |}.    }.|    else|
|00004830| 0d 09 73 68 6f 72 74 62 | 75 66 66 65 72 65 64 20 |..shortb|uffered |
|00004840| 3d 20 30 3b 0d 20 20 20 | 20 62 70 20 3d 20 73 74 |= 0;.   | bp = st|
|00004850| 72 2d 3e 73 74 72 5f 70 | 74 72 20 2b 20 61 70 70 |r->str_p|tr + app|
|00004860| 65 6e 64 3b 09 09 2f 2a | 20 6d 6f 76 65 20 74 68 |end;../*| move th|
|00004870| 65 73 65 20 74 77 6f 20 | 74 6f 6f 20 74 6f 20 72 |ese two |too to r|
|00004880| 65 67 69 73 74 65 72 73 | 20 2a 2f 0d 20 20 20 20 |egisters| */.    |
|00004890| 70 74 72 20 3d 20 66 70 | 2d 3e 5f 70 74 72 3b 0d |ptr = fp|->_ptr;.|
|000048a0| 20 20 20 20 66 6f 72 20 | 28 3b 3b 29 20 7b 0d 20 |    for |(;;) {. |
|000048b0| 20 20 20 20 20 73 63 72 | 65 61 6d 65 72 3a 0d 09 |     scr|eamer:..|
|000048c0| 77 68 69 6c 65 20 28 2d | 2d 63 6e 74 20 3e 3d 20 |while (-|-cnt >= |
|000048d0| 30 29 20 7b 09 09 09 2f | 2a 20 74 68 69 73 20 2a |0) {.../|* this *|
|000048e0| 2f 09 2f 2a 20 65 61 74 | 20 2a 2f 0d 09 20 20 20 |/./* eat| */..   |
|000048f0| 20 69 66 20 28 28 2a 62 | 70 2b 2b 20 3d 20 2a 70 | if ((*b|p++ = *p|
|00004900| 74 72 2b 2b 29 20 3d 3d | 20 6e 65 77 6c 69 6e 65 |tr++) ==| newline|
|00004910| 29 09 2f 2a 20 72 65 61 | 6c 6c 79 20 2a 2f 09 2f |)./* rea|lly */./|
|00004920| 2a 20 64 75 73 74 20 2a | 2f 0d 09 09 67 6f 74 6f |* dust *|/...goto|
|00004930| 20 74 68 61 74 73 5f 61 | 6c 6c 5f 66 6f 6c 6b 73 | thats_a|ll_folks|
|00004940| 3b 09 09 2f 2a 20 73 63 | 72 65 61 6d 73 20 2a 2f |;../* sc|reams */|
|00004950| 09 2f 2a 20 73 65 64 20 | 3a 2d 29 20 2a 2f 20 0d |./* sed |:-) */ .|
|00004960| 09 7d 0d 09 0d 09 69 66 | 20 28 73 68 6f 72 74 62 |.}....if| (shortb|
|00004970| 75 66 66 65 72 65 64 29 | 20 7b 09 09 09 2f 2a 20 |uffered)| {.../* |
|00004980| 6f 68 20 77 65 6c 6c 2c | 20 6d 75 73 74 20 65 78 |oh well,| must ex|
|00004990| 74 65 6e 64 20 2a 2f 0d | 09 20 20 20 20 63 6e 74 |tend */.|.    cnt|
|000049a0| 20 3d 20 73 68 6f 72 74 | 62 75 66 66 65 72 65 64 | = short|buffered|
|000049b0| 3b 0d 09 20 20 20 20 73 | 68 6f 72 74 62 75 66 66 |;..    s|hortbuff|
|000049c0| 65 72 65 64 20 3d 20 30 | 3b 0d 09 20 20 20 20 62 |ered = 0|;..    b|
|000049d0| 70 78 20 3d 20 62 70 20 | 2d 20 73 74 72 2d 3e 73 |px = bp |- str->s|
|000049e0| 74 72 5f 70 74 72 3b 09 | 2f 2a 20 70 72 65 70 61 |tr_ptr;.|/* prepa|
|000049f0| 72 65 20 66 6f 72 20 70 | 6f 73 73 69 62 6c 65 20 |re for p|ossible |
|00004a00| 72 65 6c 6f 63 61 74 69 | 6f 6e 20 2a 2f 0d 09 20 |relocati|on */.. |
|00004a10| 20 20 20 73 74 72 2d 3e | 73 74 72 5f 63 75 72 20 |   str->|str_cur |
|00004a20| 3d 20 62 70 78 3b 0d 09 | 20 20 20 20 53 54 52 5f |= bpx;..|    STR_|
|00004a30| 47 52 4f 57 28 73 74 72 | 2c 20 73 74 72 2d 3e 73 |GROW(str|, str->s|
|00004a40| 74 72 5f 6c 65 6e 20 2b | 20 61 70 70 65 6e 64 20 |tr_len +| append |
|00004a50| 2b 20 63 6e 74 20 2b 20 | 32 29 3b 0d 09 20 20 20 |+ cnt + |2);..   |
|00004a60| 20 62 70 20 3d 20 73 74 | 72 2d 3e 73 74 72 5f 70 | bp = st|r->str_p|
|00004a70| 74 72 20 2b 20 62 70 78 | 3b 09 2f 2a 20 72 65 63 |tr + bpx|;./* rec|
|00004a80| 6f 6e 73 74 69 74 75 74 | 65 20 6f 75 72 20 70 6f |onstitut|e our po|
|00004a90| 69 6e 74 65 72 20 2a 2f | 0d 09 20 20 20 20 63 6f |inter */|..    co|
|00004aa0| 6e 74 69 6e 75 65 3b 0d | 09 7d 0d 0d 09 66 70 2d |ntinue;.|.}...fp-|
|00004ab0| 3e 5f 63 6e 74 20 3d 20 | 63 6e 74 3b 09 09 09 2f |>_cnt = |cnt;.../|
|00004ac0| 2a 20 64 65 72 65 67 69 | 73 74 65 72 69 7a 65 20 |* deregi|sterize |
|00004ad0| 63 6e 74 20 61 6e 64 20 | 70 74 72 20 2a 2f 0d 09 |cnt and |ptr */..|
|00004ae0| 66 70 2d 3e 5f 70 74 72 | 20 3d 20 70 74 72 3b 0d |fp->_ptr| = ptr;.|
|00004af0| 09 69 20 3d 20 5f 66 69 | 6c 62 75 66 28 66 70 29 |.i = _fi|lbuf(fp)|
|00004b00| 3b 09 09 2f 2a 20 67 65 | 74 20 6d 6f 72 65 20 63 |;../* ge|t more c|
|00004b10| 68 61 72 61 63 74 65 72 | 73 20 2a 2f 0d 09 63 6e |haracter|s */..cn|
|00004b20| 74 20 3d 20 66 70 2d 3e | 5f 63 6e 74 3b 0d 09 70 |t = fp->|_cnt;..p|
|00004b30| 74 72 20 3d 20 66 70 2d | 3e 5f 70 74 72 3b 09 09 |tr = fp-|>_ptr;..|
|00004b40| 09 2f 2a 20 72 65 72 65 | 67 69 73 74 65 72 69 7a |./* rere|gisteriz|
|00004b50| 65 20 63 6e 74 20 61 6e | 64 20 70 74 72 20 2a 2f |e cnt an|d ptr */|
|00004b60| 0d 0d 09 62 70 78 20 3d | 20 62 70 20 2d 20 73 74 |...bpx =| bp - st|
|00004b70| 72 2d 3e 73 74 72 5f 70 | 74 72 3b 09 2f 2a 20 70 |r->str_p|tr;./* p|
|00004b80| 72 65 70 61 72 65 20 66 | 6f 72 20 70 6f 73 73 69 |repare f|or possi|
|00004b90| 62 6c 65 20 72 65 6c 6f | 63 61 74 69 6f 6e 20 2a |ble relo|cation *|
|00004ba0| 2f 0d 09 73 74 72 2d 3e | 73 74 72 5f 63 75 72 20 |/..str->|str_cur |
|00004bb0| 3d 20 62 70 78 3b 0d 09 | 53 54 52 5f 47 52 4f 57 |= bpx;..|STR_GROW|
|00004bc0| 28 73 74 72 2c 20 62 70 | 78 20 2b 20 63 6e 74 20 |(str, bp|x + cnt |
|00004bd0| 2b 20 32 29 3b 0d 09 62 | 70 20 3d 20 73 74 72 2d |+ 2);..b|p = str-|
|00004be0| 3e 73 74 72 5f 70 74 72 | 20 2b 20 62 70 78 3b 09 |>str_ptr| + bpx;.|
|00004bf0| 2f 2a 20 72 65 63 6f 6e | 73 74 69 74 75 74 65 20 |/* recon|stitute |
|00004c00| 6f 75 72 20 70 6f 69 6e | 74 65 72 20 2a 2f 0d 0d |our poin|ter */..|
|00004c10| 09 69 66 20 28 69 20 3d | 3d 20 6e 65 77 6c 69 6e |.if (i =|= newlin|
|00004c20| 65 29 20 7b 09 09 2f 2a | 20 61 6c 6c 20 64 6f 6e |e) {../*| all don|
|00004c30| 65 20 66 6f 72 20 6e 6f | 77 3f 20 2a 2f 0d 09 20 |e for no|w? */.. |
|00004c40| 20 20 20 2a 62 70 2b 2b | 20 3d 20 69 3b 0d 09 20 |   *bp++| = i;.. |
|00004c50| 20 20 20 67 6f 74 6f 20 | 74 68 61 74 73 5f 61 6c |   goto |thats_al|
|00004c60| 6c 5f 66 6f 6c 6b 73 3b | 0d 09 7d 0d 09 65 6c 73 |l_folks;|..}..els|
|00004c70| 65 20 69 66 20 28 69 20 | 3d 3d 20 45 4f 46 29 09 |e if (i |== EOF).|
|00004c80| 09 2f 2a 20 61 6c 6c 20 | 64 6f 6e 65 20 66 6f 72 |./* all |done for|
|00004c90| 20 65 76 65 72 3f 20 2a | 2f 0d 09 20 20 20 20 67 | ever? *|/..    g|
|00004ca0| 6f 74 6f 20 74 68 61 74 | 73 5f 72 65 61 6c 6c 79 |oto that|s_really|
|00004cb0| 5f 61 6c 6c 5f 66 6f 6c | 6b 73 3b 0d 09 2a 62 70 |_all_fol|ks;..*bp|
|00004cc0| 2b 2b 20 3d 20 69 3b 09 | 09 09 2f 2a 20 6e 6f 77 |++ = i;.|../* now|
|00004cd0| 20 67 6f 20 62 61 63 6b | 20 74 6f 20 73 63 72 65 | go back| to scre|
|00004ce0| 61 6d 69 6e 67 20 6c 6f | 6f 70 20 2a 2f 0d 20 20 |aming lo|op */.  |
|00004cf0| 20 20 7d 0d 0d 74 68 61 | 74 73 5f 61 6c 6c 5f 66 |  }..tha|ts_all_f|
|00004d00| 6f 6c 6b 73 3a 0d 20 20 | 20 20 69 66 20 28 72 73 |olks:.  |  if (rs|
|00004d10| 6c 65 6e 20 3e 20 31 20 | 26 26 20 28 62 70 20 2d |len > 1 |&& (bp -|
|00004d20| 20 73 74 72 2d 3e 73 74 | 72 5f 70 74 72 20 3c 20 | str->st|r_ptr < |
|00004d30| 72 73 6c 65 6e 20 7c 7c | 20 62 63 6d 70 28 62 70 |rslen ||| bcmp(bp|
|00004d40| 20 2d 20 72 73 6c 65 6e | 2c 20 72 73 2c 20 72 73 | - rslen|, rs, rs|
|00004d50| 6c 65 6e 29 29 29 0d 09 | 67 6f 74 6f 20 73 63 72 |len)))..|goto scr|
|00004d60| 65 61 6d 65 72 3b 09 2f | 2a 20 67 6f 20 62 61 63 |eamer;./|* go bac|
|00004d70| 6b 20 74 6f 20 74 68 65 | 20 66 72 61 79 20 2a 2f |k to the| fray */|
|00004d80| 0d 74 68 61 74 73 5f 72 | 65 61 6c 6c 79 5f 61 6c |.thats_r|eally_al|
|00004d90| 6c 5f 66 6f 6c 6b 73 3a | 0d 20 20 20 20 69 66 20 |l_folks:|.    if |
|00004da0| 28 73 68 6f 72 74 62 75 | 66 66 65 72 65 64 29 0d |(shortbu|ffered).|
|00004db0| 09 63 6e 74 20 2b 3d 20 | 73 68 6f 72 74 62 75 66 |.cnt += |shortbuf|
|00004dc0| 66 65 72 65 64 3b 0d 20 | 20 20 20 66 70 2d 3e 5f |fered;. |   fp->_|
|00004dd0| 63 6e 74 20 3d 20 63 6e | 74 3b 09 09 09 2f 2a 20 |cnt = cn|t;.../* |
|00004de0| 70 75 74 20 74 68 65 73 | 65 20 62 61 63 6b 20 6f |put thes|e back o|
|00004df0| 72 20 77 65 27 72 65 20 | 69 6e 20 74 72 6f 75 62 |r we're |in troub|
|00004e00| 6c 65 20 2a 2f 0d 20 20 | 20 20 66 70 2d 3e 5f 70 |le */.  |  fp->_p|
|00004e10| 74 72 20 3d 20 70 74 72 | 3b 0d 20 20 20 20 2a 62 |tr = ptr|;.    *b|
|00004e20| 70 20 3d 20 27 5c 30 27 | 3b 0d 20 20 20 20 73 74 |p = '\0'|;.    st|
|00004e30| 72 2d 3e 73 74 72 5f 63 | 75 72 20 3d 20 62 70 20 |r->str_c|ur = bp |
|00004e40| 2d 20 73 74 72 2d 3e 73 | 74 72 5f 70 74 72 3b 09 |- str->s|tr_ptr;.|
|00004e50| 2f 2a 20 73 65 74 20 6c | 65 6e 67 74 68 20 2a 2f |/* set l|ength */|
|00004e60| 0d 0d 23 65 6c 73 65 20 | 2f 2a 20 21 53 54 44 53 |..#else |/* !STDS|
|00004e70| 54 44 49 4f 20 2a 2f 09 | 2f 2a 20 54 68 65 20 62 |TDIO */.|/* The b|
|00004e80| 69 67 2c 20 73 6c 6f 77 | 2c 20 61 6e 64 20 73 74 |ig, slow|, and st|
|00004e90| 75 70 69 64 20 77 61 79 | 20 2a 2f 0d 0d 20 20 20 |upid way| */..   |
|00004ea0| 20 7b 0d 09 73 74 61 74 | 69 63 20 63 68 61 72 20 | {..stat|ic char |
|00004eb0| 62 75 66 5b 38 31 39 32 | 5d 3b 0d 09 63 68 61 72 |buf[8192|];..char|
|00004ec0| 20 2a 20 62 70 65 20 3d | 20 62 75 66 20 2b 20 73 | * bpe =| buf + s|
|00004ed0| 69 7a 65 6f 66 28 62 75 | 66 29 20 2d 20 33 3b 0d |izeof(bu|f) - 3;.|
|00004ee0| 0d 73 63 72 65 61 6d 65 | 72 3a 0d 09 62 70 20 3d |.screame|r:..bp =|
|00004ef0| 20 62 75 66 3b 0d 09 77 | 68 69 6c 65 20 28 28 69 | buf;..w|hile ((i|
|00004f00| 20 3d 20 67 65 74 63 28 | 66 70 29 29 20 21 3d 20 | = getc(|fp)) != |
|00004f10| 45 4f 46 20 26 26 20 28 | 2a 62 70 2b 2b 20 3d 20 |EOF && (|*bp++ = |
|00004f20| 69 29 20 21 3d 20 6e 65 | 77 6c 69 6e 65 20 26 26 |i) != ne|wline &&|
|00004f30| 20 62 70 20 3c 20 62 70 | 65 29 20 3b 0d 0d 09 2a | bp < bp|e) ;...*|
|00004f40| 62 70 20 3d 20 27 5c 30 | 27 3b 0d 09 69 66 20 28 |bp = '\0|';..if (|
|00004f50| 61 70 70 65 6e 64 29 0d | 09 20 20 20 20 73 74 72 |append).|.    str|
|00004f60| 5f 63 61 74 28 73 74 72 | 2c 20 62 75 66 29 3b 0d |_cat(str|, buf);.|
|00004f70| 09 65 6c 73 65 0d 09 20 | 20 20 20 73 74 72 5f 73 |.else.. |   str_s|
|00004f80| 65 74 28 73 74 72 2c 20 | 62 75 66 29 3b 0d 09 69 |et(str, |buf);..i|
|00004f90| 66 20 28 69 20 21 3d 20 | 45 4f 46 09 09 09 2f 2a |f (i != |EOF.../*|
|00004fa0| 20 6a 6f 79 20 2a 2f 0d | 09 20 20 20 20 26 26 0d | joy */.|.    &&.|
|00004fb0| 09 20 20 20 20 28 69 20 | 21 3d 20 6e 65 77 6c 69 |.    (i |!= newli|
|00004fc0| 6e 65 0d 09 20 20 20 20 | 20 7c 7c 0d 09 20 20 20 |ne..    | ||..   |
|00004fd0| 20 20 28 72 73 6c 65 6e | 20 3e 20 31 0d 09 20 20 |  (rslen| > 1..  |
|00004fe0| 20 20 20 20 26 26 0d 09 | 20 20 20 20 20 20 28 73 |    &&..|      (s|
|00004ff0| 74 72 2d 3e 73 74 72 5f | 63 75 72 20 3c 20 72 73 |tr->str_|cur < rs|
|00005000| 6c 65 6e 0d 09 20 20 20 | 20 20 20 20 7c 7c 0d 09 |len..   |    ||..|
|00005010| 20 20 20 20 20 20 20 62 | 63 6d 70 28 73 74 72 2d |       b|cmp(str-|
|00005020| 3e 73 74 72 5f 70 74 72 | 20 2b 20 73 74 72 2d 3e |>str_ptr| + str->|
|00005030| 73 74 72 5f 63 75 72 20 | 2d 20 72 73 6c 65 6e 2c |str_cur |- rslen,|
|00005040| 20 72 73 2c 20 72 73 6c | 65 6e 29 0d 09 20 20 20 | rs, rsl|en)..   |
|00005050| 20 20 20 29 0d 09 20 20 | 20 20 20 29 0d 09 20 20 |   )..  |   )..  |
|00005060| 20 20 29 0d 09 20 20 20 | 29 0d 09 7b 0d 09 20 20 |  )..   |)..{..  |
|00005070| 20 20 61 70 70 65 6e 64 | 20 3d 20 2d 31 3b 0d 09 |  append| = -1;..|
|00005080| 20 20 20 20 67 6f 74 6f | 20 73 63 72 65 61 6d 65 |    goto| screame|
|00005090| 72 3b 0d 09 7d 0d 20 20 | 20 20 7d 0d 0d 23 65 6e |r;..}.  |  }..#en|
|000050a0| 64 69 66 20 2f 2a 20 53 | 54 44 53 54 44 49 4f 20 |dif /* S|TDSTDIO |
|000050b0| 2a 2f 0d 0d 20 20 20 20 | 69 66 20 28 72 73 70 61 |*/..    |if (rspa|
|000050c0| 72 61 29 20 7b 0d 20 20 | 20 20 20 20 20 20 77 68 |ra) {.  |      wh|
|000050d0| 69 6c 65 20 28 69 20 21 | 3d 20 45 4f 46 29 20 7b |ile (i !|= EOF) {|
|000050e0| 0d 09 20 20 20 20 69 20 | 3d 20 67 65 74 63 28 66 |..    i |= getc(f|
|000050f0| 70 29 3b 0d 09 20 20 20 | 20 69 66 20 28 69 20 21 |p);..   | if (i !|
|00005100| 3d 20 27 5c 6e 27 29 20 | 7b 0d 09 09 75 6e 67 65 |= '\n') |{...unge|
|00005110| 74 63 28 69 2c 66 70 29 | 3b 0d 09 09 62 72 65 61 |tc(i,fp)|;...brea|
|00005120| 6b 3b 0d 09 20 20 20 20 | 7d 0d 09 7d 0d 20 20 20 |k;..    |}..}.   |
|00005130| 20 7d 0d 20 20 20 20 72 | 65 74 75 72 6e 20 73 74 | }.    r|eturn st|
|00005140| 72 2d 3e 73 74 72 5f 63 | 75 72 20 2d 20 61 70 70 |r->str_c|ur - app|
|00005150| 65 6e 64 20 3f 20 73 74 | 72 2d 3e 73 74 72 5f 70 |end ? st|r->str_p|
|00005160| 74 72 20 3a 20 4e 75 6c | 6c 63 68 3b 0d 7d 0d 0d |tr : Nul|lch;.}..|
|00005170| 41 52 47 20 2a 0d 70 61 | 72 73 65 6c 69 73 74 28 |ARG *.pa|rselist(|
|00005180| 73 74 72 29 0d 53 54 52 | 20 2a 73 74 72 3b 0d 7b |str).STR| *str;.{|
|00005190| 0d 20 20 20 20 72 65 67 | 69 73 74 65 72 20 43 4d |.    reg|ister CM|
|000051a0| 44 20 2a 63 6d 64 3b 0d | 20 20 20 20 72 65 67 69 |D *cmd;.|    regi|
|000051b0| 73 74 65 72 20 41 52 47 | 20 2a 61 72 67 3b 0d 20 |ster ARG| *arg;. |
|000051c0| 20 20 20 43 4d 44 20 2a | 6f 6c 64 63 75 72 63 6d |   CMD *|oldcurcm|
|000051d0| 64 20 3d 20 63 75 72 63 | 6d 64 3b 0d 20 20 20 20 |d = curc|md;.    |
|000051e0| 69 6e 74 20 6f 6c 64 70 | 65 72 6c 64 62 20 3d 20 |int oldp|erldb = |
|000051f0| 70 65 72 6c 64 62 3b 0d | 20 20 20 20 69 6e 74 20 |perldb;.|    int |
|00005200| 72 65 74 76 61 6c 3b 0d | 0d 20 20 20 20 70 65 72 |retval;.|.    per|
|00005210| 6c 64 62 20 3d 20 30 3b | 0d 20 20 20 20 73 74 72 |ldb = 0;|.    str|
|00005220| 5f 73 73 65 74 28 6c 69 | 6e 65 73 74 72 2c 73 74 |_sset(li|nestr,st|
|00005230| 72 29 3b 0d 20 20 20 20 | 69 6e 5f 65 76 61 6c 2b |r);.    |in_eval+|
|00005240| 2b 3b 0d 20 20 20 20 6f | 6c 64 6f 6c 64 62 75 66 |+;.    o|ldoldbuf|
|00005250| 70 74 72 20 3d 20 6f 6c | 64 62 75 66 70 74 72 20 |ptr = ol|dbufptr |
|00005260| 3d 20 62 75 66 70 74 72 | 20 3d 20 73 74 72 5f 67 |= bufptr| = str_g|
|00005270| 65 74 28 6c 69 6e 65 73 | 74 72 29 3b 0d 20 20 20 |et(lines|tr);.   |
|00005280| 20 62 75 66 65 6e 64 20 | 3d 20 62 75 66 70 74 72 | bufend |= bufptr|
|00005290| 20 2b 20 6c 69 6e 65 73 | 74 72 2d 3e 73 74 72 5f | + lines|tr->str_|
|000052a0| 63 75 72 3b 0d 20 20 20 | 20 69 66 20 28 2b 2b 6c |cur;.   | if (++l|
|000052b0| 6f 6f 70 5f 70 74 72 20 | 3e 3d 20 6c 6f 6f 70 5f |oop_ptr |>= loop_|
|000052c0| 6d 61 78 29 20 7b 0d 20 | 20 20 20 20 20 20 20 6c |max) {. |       l|
|000052d0| 6f 6f 70 5f 6d 61 78 20 | 2b 3d 20 31 32 38 3b 0d |oop_max |+= 128;.|
|000052e0| 20 20 20 20 20 20 20 20 | 52 65 6e 65 77 28 6c 6f |        |Renew(lo|
|000052f0| 6f 70 5f 73 74 61 63 6b | 2c 20 6c 6f 6f 70 5f 6d |op_stack|, loop_m|
|00005300| 61 78 2c 20 73 74 72 75 | 63 74 20 6c 6f 6f 70 29 |ax, stru|ct loop)|
|00005310| 3b 0d 20 20 20 20 7d 0d | 20 20 20 20 6c 6f 6f 70 |;.    }.|    loop|
|00005320| 5f 73 74 61 63 6b 5b 6c | 6f 6f 70 5f 70 74 72 5d |_stack[l|oop_ptr]|
|00005330| 2e 6c 6f 6f 70 5f 6c 61 | 62 65 6c 20 3d 20 22 5f |.loop_la|bel = "_|
|00005340| 45 56 41 4c 5f 22 3b 0d | 20 20 20 20 6c 6f 6f 70 |EVAL_";.|    loop|
|00005350| 5f 73 74 61 63 6b 5b 6c | 6f 6f 70 5f 70 74 72 5d |_stack[l|oop_ptr]|
|00005360| 2e 6c 6f 6f 70 5f 73 70 | 20 3d 20 30 3b 0d 23 69 |.loop_sp| = 0;.#i|
|00005370| 66 64 65 66 20 44 45 42 | 55 47 47 49 4e 47 0d 20 |fdef DEB|UGGING. |
|00005380| 20 20 20 69 66 20 28 64 | 65 62 75 67 20 26 20 34 |   if (d|ebug & 4|
|00005390| 29 20 7b 0d 20 20 20 20 | 20 20 20 20 64 65 62 28 |) {.    |    deb(|
|000053a0| 22 28 50 75 73 68 69 6e | 67 20 6c 61 62 65 6c 20 |"(Pushin|g label |
|000053b0| 23 25 64 20 5f 45 56 41 | 4c 5f 29 5c 6e 22 2c 20 |#%d _EVA|L_)\n", |
|000053c0| 6c 6f 6f 70 5f 70 74 72 | 29 3b 0d 20 20 20 20 7d |loop_ptr|);.    }|
|000053d0| 0d 23 65 6e 64 69 66 0d | 20 20 20 20 69 66 20 28 |.#endif.|    if (|
|000053e0| 73 65 74 6a 6d 70 28 6c | 6f 6f 70 5f 73 74 61 63 |setjmp(l|oop_stac|
|000053f0| 6b 5b 6c 6f 6f 70 5f 70 | 74 72 5d 2e 6c 6f 6f 70 |k[loop_p|tr].loop|
|00005400| 5f 65 6e 76 29 29 20 7b | 0d 09 69 6e 5f 65 76 61 |_env)) {|..in_eva|
|00005410| 6c 2d 2d 3b 0d 09 6c 6f | 6f 70 5f 70 74 72 2d 2d |l--;..lo|op_ptr--|
|00005420| 3b 0d 09 70 65 72 6c 64 | 62 20 3d 20 6f 6c 64 70 |;..perld|b = oldp|
|00005430| 65 72 6c 64 62 3b 0d 09 | 66 61 74 61 6c 28 22 25 |erldb;..|fatal("%|
|00005440| 73 5c 6e 22 2c 73 74 61 | 62 5f 76 61 6c 28 73 74 |s\n",sta|b_val(st|
|00005450| 61 62 65 6e 74 28 22 40 | 22 2c 54 52 55 45 29 29 |abent("@|",TRUE))|
|00005460| 2d 3e 73 74 72 5f 70 74 | 72 29 3b 0d 20 20 20 20 |->str_pt|r);.    |
|00005470| 7d 0d 23 69 66 64 65 66 | 20 44 45 42 55 47 47 49 |}.#ifdef| DEBUGGI|
|00005480| 4e 47 0d 20 20 20 20 69 | 66 20 28 64 65 62 75 67 |NG.    i|f (debug|
|00005490| 20 26 20 34 29 20 7b 0d | 09 63 68 61 72 20 2a 74 | & 4) {.|.char *t|
|000054a0| 6d 70 73 20 3d 20 6c 6f | 6f 70 5f 73 74 61 63 6b |mps = lo|op_stack|
|000054b0| 5b 6c 6f 6f 70 5f 70 74 | 72 5d 2e 6c 6f 6f 70 5f |[loop_pt|r].loop_|
|000054c0| 6c 61 62 65 6c 3b 0d 09 | 64 65 62 28 22 28 50 6f |label;..|deb("(Po|
|000054d0| 70 70 69 6e 67 20 6c 61 | 62 65 6c 20 23 25 64 20 |pping la|bel #%d |
|000054e0| 25 73 29 5c 6e 22 2c 6c | 6f 6f 70 5f 70 74 72 2c |%s)\n",l|oop_ptr,|
|000054f0| 0d 09 20 20 20 20 74 6d | 70 73 20 3f 20 74 6d 70 |..    tm|ps ? tmp|
|00005500| 73 20 3a 20 22 22 20 29 | 3b 0d 20 20 20 20 7d 0d |s : "" )|;.    }.|
|00005510| 23 65 6e 64 69 66 0d 20 | 20 20 20 6c 6f 6f 70 5f |#endif. |   loop_|
|00005520| 70 74 72 2d 2d 3b 0d 20 | 20 20 20 65 72 72 6f 72 |ptr--;. |   error|
|00005530| 5f 63 6f 75 6e 74 20 3d | 20 30 3b 0d 20 20 20 20 |_count =| 0;.    |
|00005540| 63 75 72 63 6d 64 20 3d | 20 26 63 6f 6d 70 69 6c |curcmd =| &compil|
|00005550| 69 6e 67 3b 0d 20 20 20 | 20 63 75 72 63 6d 64 2d |ing;.   | curcmd-|
|00005560| 3e 63 5f 6c 69 6e 65 20 | 3d 20 6f 6c 64 63 75 72 |>c_line |= oldcur|
|00005570| 63 6d 64 2d 3e 63 5f 6c | 69 6e 65 3b 0d 20 20 20 |cmd->c_l|ine;.   |
|00005580| 20 72 65 74 76 61 6c 20 | 3d 20 79 79 70 61 72 73 | retval |= yypars|
|00005590| 65 28 29 3b 0d 20 20 20 | 20 63 75 72 63 6d 64 20 |e();.   | curcmd |
|000055a0| 3d 20 6f 6c 64 63 75 72 | 63 6d 64 3b 0d 20 20 20 |= oldcur|cmd;.   |
|000055b0| 20 70 65 72 6c 64 62 20 | 3d 20 6f 6c 64 70 65 72 | perldb |= oldper|
|000055c0| 6c 64 62 3b 0d 20 20 20 | 20 69 6e 5f 65 76 61 6c |ldb;.   | in_eval|
|000055d0| 2d 2d 3b 0d 20 20 20 20 | 69 66 20 28 72 65 74 76 |--;.    |if (retv|
|000055e0| 61 6c 20 7c 7c 20 65 72 | 72 6f 72 5f 63 6f 75 6e |al || er|ror_coun|
|000055f0| 74 29 0d 09 66 61 74 61 | 6c 28 22 49 6e 76 61 6c |t)..fata|l("Inval|
|00005600| 69 64 20 63 6f 6d 70 6f | 6e 65 6e 74 20 69 6e 20 |id compo|nent in |
|00005610| 73 74 72 69 6e 67 20 6f | 72 20 66 6f 72 6d 61 74 |string o|r format|
|00005620| 22 29 3b 0d 20 20 20 20 | 63 6d 64 20 3d 20 65 76 |");.    |cmd = ev|
|00005630| 61 6c 5f 72 6f 6f 74 3b | 0d 20 20 20 20 61 72 67 |al_root;|.    arg|
|00005640| 20 3d 20 63 6d 64 2d 3e | 63 5f 65 78 70 72 3b 0d | = cmd->|c_expr;.|
|00005650| 20 20 20 20 69 66 20 28 | 63 6d 64 2d 3e 63 5f 74 |    if (|cmd->c_t|
|00005660| 79 70 65 20 21 3d 20 43 | 5f 45 58 50 52 20 7c 7c |ype != C|_EXPR |||
|00005670| 20 63 6d 64 2d 3e 63 5f | 6e 65 78 74 20 7c 7c 20 | cmd->c_|next || |
|00005680| 61 72 67 2d 3e 61 72 67 | 5f 74 79 70 65 20 21 3d |arg->arg|_type !=|
|00005690| 20 4f 5f 4c 49 53 54 29 | 0d 09 66 61 74 61 6c 28 | O_LIST)|..fatal(|
|000056a0| 22 70 61 6e 69 63 3a 20 | 65 72 72 6f 72 20 69 6e |"panic: |error in|
|000056b0| 20 70 61 72 73 65 6c 69 | 73 74 20 25 64 20 25 78 | parseli|st %d %x|
|000056c0| 20 25 64 22 2c 20 63 6d | 64 2d 3e 63 5f 74 79 70 | %d", cm|d->c_typ|
|000056d0| 65 2c 0d 09 20 20 63 6d | 64 2d 3e 63 5f 6e 65 78 |e,..  cm|d->c_nex|
|000056e0| 74 2c 20 61 72 67 20 3f | 20 61 72 67 2d 3e 61 72 |t, arg ?| arg->ar|
|000056f0| 67 5f 74 79 70 65 20 3a | 20 2d 31 29 3b 0d 20 20 |g_type :| -1);.  |
|00005700| 20 20 63 6d 64 2d 3e 63 | 5f 65 78 70 72 20 3d 20 |  cmd->c|_expr = |
|00005710| 4e 75 6c 6c 61 72 67 3b | 0d 20 20 20 20 63 6d 64 |Nullarg;|.    cmd|
|00005720| 5f 66 72 65 65 28 63 6d | 64 29 3b 0d 20 20 20 20 |_free(cm|d);.    |
|00005730| 65 76 61 6c 5f 72 6f 6f | 74 20 3d 20 4e 75 6c 6c |eval_roo|t = Null|
|00005740| 63 6d 64 3b 0d 20 20 20 | 20 72 65 74 75 72 6e 20 |cmd;.   | return |
|00005750| 61 72 67 3b 0d 7d 0d 0d | 76 6f 69 64 0d 69 6e 74 |arg;.}..|void.int|
|00005760| 72 70 63 6f 6d 70 69 6c | 65 28 73 72 63 29 0d 53 |rpcompil|e(src).S|
|00005770| 54 52 20 2a 73 72 63 3b | 0d 7b 0d 20 20 20 20 72 |TR *src;|.{.    r|
|00005780| 65 67 69 73 74 65 72 20 | 63 68 61 72 20 2a 73 20 |egister |char *s |
|00005790| 3d 20 73 74 72 5f 67 65 | 74 28 73 72 63 29 3b 0d |= str_ge|t(src);.|
|000057a0| 20 20 20 20 72 65 67 69 | 73 74 65 72 20 63 68 61 |    regi|ster cha|
|000057b0| 72 20 2a 73 65 6e 64 20 | 3d 20 73 20 2b 20 73 72 |r *send |= s + sr|
|000057c0| 63 2d 3e 73 74 72 5f 63 | 75 72 3b 0d 20 20 20 20 |c->str_c|ur;.    |
|000057d0| 72 65 67 69 73 74 65 72 | 20 53 54 52 20 2a 73 74 |register| STR *st|
|000057e0| 72 3b 0d 20 20 20 20 72 | 65 67 69 73 74 65 72 20 |r;.    r|egister |
|000057f0| 63 68 61 72 20 2a 74 3b | 0d 20 20 20 20 53 54 52 |char *t;|.    STR|
|00005800| 20 2a 74 6f 70 61 72 73 | 65 3b 0d 20 20 20 20 53 | *topars|e;.    S|
|00005810| 54 52 4c 45 4e 20 6c 65 | 6e 3b 0d 20 20 20 20 72 |TRLEN le|n;.    r|
|00005820| 65 67 69 73 74 65 72 20 | 69 6e 74 20 62 72 61 63 |egister |int brac|
|00005830| 6b 65 74 73 3b 0d 20 20 | 20 20 72 65 67 69 73 74 |kets;.  |  regist|
|00005840| 65 72 20 63 68 61 72 20 | 2a 64 3b 0d 20 20 20 20 |er char |*d;.    |
|00005850| 53 54 41 42 20 2a 73 74 | 61 62 3b 0d 20 20 20 20 |STAB *st|ab;.    |
|00005860| 63 68 61 72 20 2a 63 68 | 65 63 6b 70 6f 69 6e 74 |char *ch|eckpoint|
|00005870| 3b 0d 20 20 20 20 69 6e | 74 20 73 61 77 63 61 73 |;.    in|t sawcas|
|00005880| 65 20 3d 20 30 3b 0d 0d | 20 20 20 20 74 6f 70 61 |e = 0;..|    topa|
|00005890| 72 73 65 20 3d 20 53 74 | 72 5f 6e 65 77 28 37 36 |rse = St|r_new(76|
|000058a0| 2c 30 29 3b 0d 20 20 20 | 20 73 74 72 20 3d 20 53 |,0);.   | str = S|
|000058b0| 74 72 5f 6e 65 77 28 37 | 37 2c 30 29 3b 0d 0d 20 |tr_new(7|7,0);.. |
|000058c0| 20 20 20 73 74 72 5f 6e | 73 65 74 28 73 74 72 2c |   str_n|set(str,|
|000058d0| 22 22 2c 30 29 3b 0d 20 | 20 20 20 73 74 72 5f 6e |"",0);. |   str_n|
|000058e0| 73 65 74 28 74 6f 70 61 | 72 73 65 2c 22 22 2c 30 |set(topa|rse,"",0|
|000058f0| 29 3b 0d 20 20 20 20 74 | 20 3d 20 73 3b 0d 20 20 |);.    t| = s;.  |
|00005900| 20 20 77 68 69 6c 65 20 | 28 73 20 3c 20 73 65 6e |  while |(s < sen|
|00005910| 64 29 20 7b 0d 09 69 66 | 20 28 2a 73 20 3d 3d 20 |d) {..if| (*s == |
|00005920| 27 5c 5c 27 20 26 26 20 | 73 5b 31 5d 20 26 26 20 |'\\' && |s[1] && |
|00005930| 69 6e 64 65 78 28 22 24 | 40 5b 7b 5c 5c 5d 7d 6c |index("$|@[{\\]}l|
|00005940| 4c 75 55 45 22 2c 73 5b | 31 5d 29 29 20 7b 0d 09 |LuUE",s[|1])) {..|
|00005950| 20 20 20 20 73 74 72 5f | 6e 63 61 74 28 73 74 72 |    str_|ncat(str|
|00005960| 2c 20 74 2c 20 73 20 2d | 20 74 29 3b 0d 09 20 20 |, t, s -| t);..  |
|00005970| 20 20 2b 2b 73 3b 0d 09 | 20 20 20 20 69 66 20 28 |  ++s;..|    if (|
|00005980| 69 73 41 4c 50 48 41 28 | 2a 73 29 29 20 7b 0d 09 |isALPHA(|*s)) {..|
|00005990| 09 73 74 72 5f 6e 63 61 | 74 28 73 74 72 2c 20 22 |.str_nca|t(str, "|
|000059a0| 24 63 22 2c 20 32 29 3b | 0d 09 09 73 61 77 63 61 |$c", 2);|...sawca|
|000059b0| 73 65 20 3d 20 28 2a 73 | 20 21 3d 20 27 45 27 29 |se = (*s| != 'E')|
|000059c0| 3b 0d 09 20 20 20 20 7d | 0d 09 20 20 20 20 65 6c |;..    }|..    el|
|000059d0| 73 65 20 7b 0d 09 09 69 | 66 20 28 2a 6e 6f 69 6e |se {...i|f (*noin|
|000059e0| 74 72 70 29 20 7b 09 09 | 2f 2a 20 69 6e 20 61 20 |trp) {..|/* in a |
|000059f0| 72 65 67 75 6c 61 72 20 | 65 78 70 72 65 73 73 69 |regular |expressi|
|00005a00| 6f 6e 20 2a 2f 0d 09 09 | 20 20 20 20 69 66 20 28 |on */...|    if (|
|00005a10| 2a 73 20 3d 3d 20 27 40 | 27 29 09 2f 2a 20 61 6c |*s == '@|')./* al|
|00005a20| 77 61 79 73 20 73 74 72 | 69 70 20 5c 40 20 2a 2f |ways str|ip \@ */|
|00005a30| 20 2f 2a 53 55 50 50 52 | 45 53 53 20 35 33 30 2a | /*SUPPR|ESS 530*|
|00005a40| 2f 0d 09 09 09 3b 0d 09 | 09 20 20 20 20 65 6c 73 |/....;..|.    els|
|00005a50| 65 09 09 2f 2a 20 64 6f | 6e 27 74 20 73 74 72 69 |e../* do|n't stri|
|00005a60| 70 20 5c 5c 2c 20 5c 5b | 2c 20 5c 7b 20 65 74 63 |p \\, \[|, \{ etc|
|00005a70| 2e 20 2a 2f 0d 09 09 09 | 73 74 72 5f 6e 63 61 74 |. */....|str_ncat|
|00005a80| 28 73 74 72 2c 73 2d 31 | 2c 31 29 3b 0d 09 09 7d |(str,s-1|,1);...}|
|00005a90| 0d 09 09 73 74 72 5f 6e | 63 61 74 28 73 74 72 2c |...str_n|cat(str,|
|00005aa0| 20 22 24 62 22 2c 20 32 | 29 3b 0d 09 20 20 20 20 | "$b", 2|);..    |
|00005ab0| 7d 0d 09 20 20 20 20 73 | 74 72 5f 6e 63 61 74 28 |}..    s|tr_ncat(|
|00005ac0| 73 74 72 2c 20 73 2c 20 | 31 29 3b 0d 09 20 20 20 |str, s, |1);..   |
|00005ad0| 20 2b 2b 73 3b 0d 09 20 | 20 20 20 74 20 3d 20 73 | ++s;.. |   t = s|
|00005ae0| 3b 0d 09 7d 0d 09 65 6c | 73 65 20 69 66 20 28 2a |;..}..el|se if (*|
|00005af0| 73 20 3d 3d 20 27 24 27 | 20 26 26 20 73 2b 31 20 |s == '$'| && s+1 |
|00005b00| 3c 20 73 65 6e 64 20 26 | 26 20 2a 6e 6f 69 6e 74 |< send &|& *noint|
|00005b10| 72 70 20 26 26 20 69 6e | 64 65 78 28 6e 6f 69 6e |rp && in|dex(noin|
|00005b20| 74 72 70 2c 73 5b 31 5d | 29 29 20 7b 0d 09 20 20 |trp,s[1]|)) {..  |
|00005b30| 20 20 73 74 72 5f 6e 63 | 61 74 28 73 74 72 2c 20 |  str_nc|at(str, |
|00005b40| 74 2c 20 73 20 2d 20 74 | 29 3b 0d 09 20 20 20 20 |t, s - t|);..    |
|00005b50| 73 74 72 5f 6e 63 61 74 | 28 73 74 72 2c 20 22 24 |str_ncat|(str, "$|
|00005b60| 62 22 2c 20 32 29 3b 0d | 09 20 20 20 20 73 74 72 |b", 2);.|.    str|
|00005b70| 5f 6e 63 61 74 28 73 74 | 72 2c 20 73 2c 20 32 29 |_ncat(st|r, s, 2)|
|00005b80| 3b 0d 09 20 20 20 20 73 | 20 2b 3d 20 32 3b 0d 09 |;..    s| += 2;..|
|00005b90| 20 20 20 20 74 20 3d 20 | 73 3b 0d 09 7d 0d 09 65 |    t = |s;..}..e|
|00005ba0| 6c 73 65 20 69 66 20 28 | 28 2a 73 20 3d 3d 20 27 |lse if (|(*s == '|
|00005bb0| 40 27 20 7c 7c 20 2a 73 | 20 3d 3d 20 27 24 27 29 |@' || *s| == '$')|
|00005bc0| 20 26 26 20 73 2b 31 20 | 3c 20 73 65 6e 64 29 20 | && s+1 |< send) |
|00005bd0| 7b 0d 09 20 20 20 20 73 | 74 72 5f 6e 63 61 74 28 |{..    s|tr_ncat(|
|00005be0| 73 74 72 2c 74 2c 73 2d | 74 29 3b 0d 09 20 20 20 |str,t,s-|t);..   |
|00005bf0| 20 74 20 3d 20 73 3b 0d | 09 20 20 20 20 69 66 20 | t = s;.|.    if |
|00005c00| 28 2a 73 20 3d 3d 20 27 | 24 27 20 26 26 20 73 5b |(*s == '|$' && s[|
|00005c10| 31 5d 20 3d 3d 20 27 23 | 27 20 26 26 20 28 69 73 |1] == '#|' && (is|
|00005c20| 41 4c 50 48 41 28 73 5b | 32 5d 29 20 7c 7c 20 73 |ALPHA(s[|2]) || s|
|00005c30| 5b 32 5d 20 3d 3d 20 27 | 5f 27 29 29 0d 09 09 73 |[2] == '|_'))...s|
|00005c40| 2b 2b 3b 0d 09 20 20 20 | 20 73 20 3d 20 73 63 61 |++;..   | s = sca|
|00005c50| 6e 69 64 65 6e 74 28 73 | 2c 73 65 6e 64 2c 74 6f |nident(s|,send,to|
|00005c60| 6b 65 6e 62 75 66 29 3b | 0d 09 20 20 20 20 69 66 |kenbuf);|..    if|
|00005c70| 20 28 2a 74 20 3d 3d 20 | 27 40 27 20 26 26 0d 09 | (*t == |'@' &&..|
|00005c80| 20 20 20 20 20 20 28 21 | 28 73 74 61 62 20 3d 20 |      (!|(stab = |
|00005c90| 73 74 61 62 65 6e 74 28 | 74 6f 6b 65 6e 62 75 66 |stabent(|tokenbuf|
|00005ca0| 2c 46 41 4c 53 45 29 29 | 20 7c 7c 20 0d 09 09 20 |,FALSE))| || ... |
|00005cb0| 28 2a 73 20 3d 3d 20 27 | 7b 27 20 3f 20 21 73 74 |(*s == '|{' ? !st|
|00005cc0| 61 62 5f 78 68 61 73 68 | 28 73 74 61 62 29 20 3a |ab_xhash|(stab) :|
|00005cd0| 20 21 73 74 61 62 5f 78 | 61 72 72 61 79 28 73 74 | !stab_x|array(st|
|00005ce0| 61 62 29 29 20 29 29 20 | 7b 0d 09 09 73 74 72 5f |ab)) )) |{...str_|
|00005cf0| 6e 63 61 74 28 73 74 72 | 2c 22 40 22 2c 31 29 3b |ncat(str|,"@",1);|
|00005d00| 0d 09 09 73 20 3d 20 2b | 2b 74 3b 0d 09 09 63 6f |...s = +|+t;...co|
|00005d10| 6e 74 69 6e 75 65 3b 09 | 2f 2a 20 67 72 61 6e 64 |ntinue;.|/* grand|
|00005d20| 66 61 74 68 65 72 20 40 | 20 66 72 6f 6d 20 6f 6c |father @| from ol|
|00005d30| 64 20 73 63 72 69 70 74 | 73 20 2a 2f 0d 09 20 20 |d script|s */..  |
|00005d40| 20 20 7d 0d 09 20 20 20 | 20 73 74 72 5f 6e 63 61 |  }..   | str_nca|
|00005d50| 74 28 73 74 72 2c 22 24 | 61 22 2c 32 29 3b 0d 09 |t(str,"$|a",2);..|
|00005d60| 20 20 20 20 73 74 72 5f | 6e 63 61 74 28 74 6f 70 |    str_|ncat(top|
|00005d70| 61 72 73 65 2c 22 2c 22 | 2c 31 29 3b 0d 09 20 20 |arse,","|,1);..  |
|00005d80| 20 20 69 66 20 28 74 5b | 31 5d 20 21 3d 20 27 7b |  if (t[|1] != '{|
|00005d90| 27 20 26 26 20 28 2a 73 | 20 3d 3d 20 27 5b 27 20 |' && (*s| == '[' |
|00005da0| 20 7c 7c 20 2a 73 20 3d | 3d 20 27 7b 27 20 2f 2a | || *s =|= '{' /*|
|00005db0| 20 7d 7d 20 2a 2f 20 29 | 20 26 26 0d 09 20 20 20 | }} */ )| &&..   |
|00005dc0| 20 20 20 28 73 74 61 62 | 20 3d 20 73 74 61 62 65 |   (stab| = stabe|
|00005dd0| 6e 74 28 74 6f 6b 65 6e | 62 75 66 2c 46 41 4c 53 |nt(token|buf,FALS|
|00005de0| 45 29 29 20 26 26 0d 09 | 20 20 20 20 20 20 28 28 |E)) &&..|      ((|
|00005df0| 2a 73 20 3d 3d 20 27 5b | 27 29 20 3f 20 28 73 74 |*s == '[|') ? (st|
|00005e00| 61 62 5f 78 61 72 72 61 | 79 28 73 74 61 62 29 20 |ab_xarra|y(stab) |
|00005e10| 21 3d 20 30 29 20 3a 20 | 28 73 74 61 62 5f 78 68 |!= 0) : |(stab_xh|
|00005e20| 61 73 68 28 73 74 61 62 | 29 20 21 3d 20 30 29 29 |ash(stab|) != 0))|
|00005e30| 20 29 20 7b 0d 09 09 62 | 72 61 63 6b 65 74 73 20 | ) {...b|rackets |
|00005e40| 3d 20 30 3b 0d 09 09 63 | 68 65 63 6b 70 6f 69 6e |= 0;...c|heckpoin|
|00005e50| 74 20 3d 20 73 3b 0d 09 | 09 64 6f 20 7b 0d 09 09 |t = s;..|.do {...|
|00005e60| 20 20 20 20 73 77 69 74 | 63 68 20 28 2a 73 29 20 |    swit|ch (*s) |
|00005e70| 7b 0d 09 09 20 20 20 20 | 63 61 73 65 20 27 5b 27 |{...    |case '['|
|00005e80| 3a 0d 09 09 09 62 72 61 | 63 6b 65 74 73 2b 2b 3b |:....bra|ckets++;|
|00005e90| 0d 09 09 09 62 72 65 61 | 6b 3b 0d 09 09 20 20 20 |....brea|k;...   |
|00005ea0| 20 63 61 73 65 20 27 7b | 27 3a 0d 09 09 09 62 72 | case '{|':....br|
|00005eb0| 61 63 6b 65 74 73 2b 2b | 3b 0d 09 09 09 62 72 65 |ackets++|;....bre|
|00005ec0| 61 6b 3b 0d 09 09 20 20 | 20 20 63 61 73 65 20 27 |ak;...  |  case '|
|00005ed0| 5d 27 3a 0d 09 09 09 62 | 72 61 63 6b 65 74 73 2d |]':....b|rackets-|
|00005ee0| 2d 3b 0d 09 09 09 62 72 | 65 61 6b 3b 0d 09 09 20 |-;....br|eak;... |
|00005ef0| 20 20 20 63 61 73 65 20 | 27 7d 27 3a 0d 09 09 09 |   case |'}':....|
|00005f00| 62 72 61 63 6b 65 74 73 | 2d 2d 3b 0d 09 09 09 62 |brackets|--;....b|
|00005f10| 72 65 61 6b 3b 0d 09 09 | 20 20 20 20 63 61 73 65 |reak;...|    case|
|00005f20| 20 27 24 27 3a 0d 09 09 | 20 20 20 20 63 61 73 65 | '$':...|    case|
|00005f30| 20 27 25 27 3a 0d 09 09 | 20 20 20 20 63 61 73 65 | '%':...|    case|
|00005f40| 20 27 40 27 3a 0d 09 09 | 20 20 20 20 63 61 73 65 | '@':...|    case|
|00005f50| 20 27 26 27 3a 0d 09 09 | 20 20 20 20 63 61 73 65 | '&':...|    case|
|00005f60| 20 27 2a 27 3a 0d 09 09 | 09 73 20 3d 20 73 63 61 | '*':...|.s = sca|
|00005f70| 6e 69 64 65 6e 74 28 73 | 2c 73 65 6e 64 2c 74 6f |nident(s|,send,to|
|00005f80| 6b 65 6e 62 75 66 29 3b | 0d 09 09 09 63 6f 6e 74 |kenbuf);|....cont|
|00005f90| 69 6e 75 65 3b 0d 09 09 | 20 20 20 20 63 61 73 65 |inue;...|    case|
|00005fa0| 20 27 5c 27 27 3a 0d 09 | 09 20 20 20 20 63 61 73 | '\'':..|.    cas|
|00005fb0| 65 20 27 22 27 3a 0d 09 | 09 09 2f 2a 53 55 50 50 |e '"':..|../*SUPP|
|00005fc0| 52 45 53 53 20 36 38 2a | 2f 0d 09 09 09 73 20 3d |RESS 68*|/....s =|
|00005fd0| 20 63 70 79 74 69 6c 6c | 28 74 6f 6b 65 6e 62 75 | cpytill|(tokenbu|
|00005fe0| 66 2c 73 2b 31 2c 73 65 | 6e 64 2c 2a 73 2c 26 6c |f,s+1,se|nd,*s,&l|
|00005ff0| 65 6e 29 3b 0d 09 09 09 | 69 66 20 28 73 20 3e 3d |en);....|if (s >=|
|00006000| 20 73 65 6e 64 29 0d 09 | 09 09 20 20 20 20 66 61 | send)..|..    fa|
|00006010| 74 61 6c 28 22 55 6e 74 | 65 72 6d 69 6e 61 74 65 |tal("Unt|erminate|
|00006020| 64 20 73 74 72 69 6e 67 | 22 29 3b 0d 09 09 09 62 |d string|");....b|
|00006030| 72 65 61 6b 3b 0d 09 09 | 20 20 20 20 7d 0d 09 09 |reak;...|    }...|
|00006040| 20 20 20 20 73 2b 2b 3b | 0d 09 09 7d 20 77 68 69 |    s++;|...} whi|
|00006050| 6c 65 20 28 62 72 61 63 | 6b 65 74 73 20 3e 20 30 |le (brac|kets > 0|
|00006060| 20 26 26 20 73 20 3c 20 | 73 65 6e 64 29 3b 0d 09 | && s < |send);..|
|00006070| 09 69 66 20 28 73 20 3e | 20 73 65 6e 64 29 0d 09 |.if (s >| send)..|
|00006080| 09 20 20 20 20 66 61 74 | 61 6c 28 22 55 6e 6d 61 |.    fat|al("Unma|
|00006090| 74 63 68 65 64 20 62 72 | 61 63 6b 65 74 73 20 69 |tched br|ackets i|
|000060a0| 6e 20 73 74 72 69 6e 67 | 22 29 3b 0d 09 09 69 66 |n string|");...if|
|000060b0| 20 28 2a 6e 6f 69 6e 74 | 72 70 29 20 7b 09 09 2f | (*noint|rp) {../|
|000060c0| 2a 20 77 65 27 72 65 20 | 69 6e 20 61 20 72 65 67 |* we're |in a reg|
|000060d0| 75 6c 61 72 20 65 78 70 | 72 65 73 73 69 6f 6e 20 |ular exp|ression |
|000060e0| 2a 2f 0d 09 09 20 20 20 | 20 64 20 3d 20 63 68 65 |*/...   | d = che|
|000060f0| 63 6b 70 6f 69 6e 74 3b | 0d 09 09 20 20 20 20 69 |ckpoint;|...    i|
|00006100| 66 20 28 2a 64 20 3d 3d | 20 27 7b 27 20 26 26 20 |f (*d ==| '{' && |
|00006110| 73 5b 2d 31 5d 20 3d 3d | 20 27 7d 27 29 20 7b 09 |s[-1] ==| '}') {.|
|00006120| 2f 2a 20 6d 61 79 62 65 | 20 7b 6e 2c 6d 7d 20 2a |/* maybe| {n,m} *|
|00006130| 2f 0d 09 09 09 2b 2b 64 | 3b 0d 09 09 09 69 66 20 |/....++d|;....if |
|00006140| 28 69 73 44 49 47 49 54 | 28 2a 64 29 29 20 7b 09 |(isDIGIT|(*d)) {.|
|00006150| 2f 2a 20 6d 61 74 63 68 | 65 73 20 2f 5e 7b 5c 64 |/* match|es /^{\d|
|00006160| 2c 3f 5c 64 2a 7d 24 2f | 20 2a 2f 0d 09 09 09 20 |,?\d*}$/| */.... |
|00006170| 20 20 20 69 66 20 28 2a | 2b 2b 64 20 3d 3d 20 27 |   if (*|++d == '|
|00006180| 2c 27 29 0d 09 09 09 09 | 2b 2b 64 3b 0d 09 09 09 |,').....|++d;....|
|00006190| 20 20 20 20 77 68 69 6c | 65 20 28 69 73 44 49 47 |    whil|e (isDIG|
|000061a0| 49 54 28 2a 64 29 29 0d | 09 09 09 09 64 2b 2b 3b |IT(*d)).|....d++;|
|000061b0| 0d 09 09 09 20 20 20 20 | 69 66 20 28 64 20 3d 3d |....    |if (d ==|
|000061c0| 20 73 20 2d 20 31 29 0d | 09 09 09 09 73 20 3d 20 | s - 1).|....s = |
|000061d0| 63 68 65 63 6b 70 6f 69 | 6e 74 3b 09 09 2f 2a 20 |checkpoi|nt;../* |
|000061e0| 49 73 20 7b 6e 2c 6d 7d | 21 20 42 61 63 6b 6f 66 |Is {n,m}|! Backof|
|000061f0| 66 21 20 2a 2f 0d 09 09 | 09 7d 0d 09 09 20 20 20 |f! */...|.}...   |
|00006200| 20 7d 0d 09 09 20 20 20 | 20 65 6c 73 65 20 69 66 | }...   | else if|
|00006210| 20 28 2a 64 20 3d 3d 20 | 27 5b 27 20 26 26 20 73 | (*d == |'[' && s|
|00006220| 5b 2d 31 5d 20 3d 3d 20 | 27 5d 27 29 20 7b 20 2f |[-1] == |']') { /|
|00006230| 2a 20 63 68 61 72 20 63 | 6c 61 73 73 3f 20 2a 2f |* char c|lass? */|
|00006240| 0d 09 09 09 69 6e 74 20 | 77 65 69 67 68 74 20 3d |....int |weight =|
|00006250| 20 32 3b 09 09 2f 2a 20 | 6c 65 74 27 73 20 77 65 | 2;../* |let's we|
|00006260| 69 67 68 20 74 68 65 20 | 65 76 69 64 65 6e 63 65 |igh the |evidence|
|00006270| 20 2a 2f 0d 09 09 09 63 | 68 61 72 20 73 65 65 6e | */....c|har seen|
|00006280| 5b 32 35 36 5d 3b 0d 09 | 09 09 75 6e 73 69 67 6e |[256];..|..unsign|
|00006290| 65 64 20 63 68 61 72 20 | 75 6e 5f 63 68 61 72 20 |ed char |un_char |
|000062a0| 3d 20 30 2c 20 6c 61 73 | 74 5f 75 6e 5f 63 68 61 |= 0, las|t_un_cha|
|000062b0| 72 3b 0d 0d 09 09 09 5a | 65 72 6f 28 73 65 65 6e |r;.....Z|ero(seen|
|000062c0| 2c 32 35 36 2c 63 68 61 | 72 29 3b 0d 09 09 09 2a |,256,cha|r);....*|
|000062d0| 2d 2d 73 20 3d 20 27 5c | 30 27 3b 0d 09 09 09 69 |--s = '\|0';....i|
|000062e0| 66 20 28 64 5b 31 5d 20 | 3d 3d 20 27 5e 27 29 0d |f (d[1] |== '^').|
|000062f0| 09 09 09 20 20 20 20 77 | 65 69 67 68 74 20 2b 3d |...    w|eight +=|
|00006300| 20 31 35 30 3b 0d 09 09 | 09 65 6c 73 65 20 69 66 | 150;...|.else if|
|00006310| 20 28 64 5b 31 5d 20 3d | 3d 20 27 24 27 29 0d 09 | (d[1] =|= '$')..|
|00006320| 09 09 20 20 20 20 77 65 | 69 67 68 74 20 2d 3d 20 |..    we|ight -= |
|00006330| 33 3b 0d 09 09 09 69 66 | 20 28 69 73 44 49 47 49 |3;....if| (isDIGI|
|00006340| 54 28 64 5b 31 5d 29 29 | 20 7b 0d 09 09 09 20 20 |T(d[1]))| {....  |
|00006350| 20 20 69 66 20 28 64 5b | 32 5d 29 20 7b 0d 09 09 |  if (d[|2]) {...|
|00006360| 09 09 69 66 20 28 69 73 | 44 49 47 49 54 28 64 5b |..if (is|DIGIT(d[|
|00006370| 32 5d 29 20 26 26 20 21 | 64 5b 33 5d 29 0d 09 09 |2]) && !|d[3])...|
|00006380| 09 09 20 20 20 20 77 65 | 69 67 68 74 20 2d 3d 20 |..    we|ight -= |
|00006390| 31 30 3b 0d 09 09 09 20 | 20 20 20 7d 0d 09 09 09 |10;.... |   }....|
|000063a0| 20 20 20 20 65 6c 73 65 | 0d 09 09 09 09 77 65 69 |    else|.....wei|
|000063b0| 67 68 74 20 2d 3d 20 31 | 30 30 3b 0d 09 09 09 7d |ght -= 1|00;....}|
|000063c0| 0d 09 09 09 66 6f 72 20 | 28 64 2b 2b 3b 20 64 20 |....for |(d++; d |
|000063d0| 3c 20 73 3b 20 64 2b 2b | 29 20 7b 0d 09 09 09 20 |< s; d++|) {.... |
|000063e0| 20 20 20 6c 61 73 74 5f | 75 6e 5f 63 68 61 72 20 |   last_|un_char |
|000063f0| 3d 20 75 6e 5f 63 68 61 | 72 3b 0d 09 09 09 20 20 |= un_cha|r;....  |
+--------+-------------------------+-------------------------+--------+--------+