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|00000000| 53 75 62 6a 65 63 74 3a | 20 20 76 30 36 69 31 30 |Subject:|  v06i10|
|00000010| 35 3a 20 20 41 20 22 77 | 68 69 63 68 22 20 66 6f |5:  A "w|hich" fo|
|00000020| 72 20 6e 6f 6e 2d 42 53 | 44 20 73 79 73 74 65 6d |r non-BS|D system|
|00000030| 73 20 28 61 74 74 5f 77 | 68 69 63 68 29 0a 4e 65 |s (att_w|hich).Ne|
|00000040| 77 73 67 72 6f 75 70 73 | 3a 20 6d 6f 64 2e 73 6f |wsgroups|: mod.so|
|00000050| 75 72 63 65 73 0a 41 70 | 70 72 6f 76 65 64 3a 20 |urces.Ap|proved: |
|00000060| 72 73 40 6d 69 72 72 6f | 72 2e 55 55 43 50 0a 0a |rs@mirro|r.UUCP..|
|00000070| 53 75 62 6d 69 74 74 65 | 64 20 62 79 3a 20 50 61 |Submitte|d by: Pa|
|00000080| 75 6c 20 56 69 78 69 65 | 20 3c 70 79 72 6e 6a 21 |ul Vixie| <pyrnj!|
|00000090| 70 79 72 61 6d 69 64 21 | 68 70 6c 61 62 73 21 68 |pyramid!|hplabs!h|
|000000a0| 70 73 65 6d 63 21 76 69 | 78 3e 0a 4d 6f 64 2e 73 |psemc!vi|x>.Mod.s|
|000000b0| 6f 75 72 63 65 73 3a 20 | 56 6f 6c 75 6d 65 20 36 |ources: |Volume 6|
|000000c0| 2c 20 49 73 73 75 65 20 | 31 30 35 0a 41 72 63 68 |, Issue |105.Arch|
|000000d0| 69 76 65 2d 6e 61 6d 65 | 3a 20 61 74 74 5f 77 68 |ive-name|: att_wh|
|000000e0| 69 63 68 0a 0a 5b 20 20 | 49 20 74 68 72 65 77 20 |ich..[  |I threw |
|000000f0| 74 6f 67 65 74 68 65 72 | 20 61 20 6d 61 6e 70 61 |together| a manpa|
|00000100| 67 65 2e 20 20 54 68 69 | 73 20 70 72 6f 67 72 61 |ge.  Thi|s progra|
|00000110| 6d 20 64 6f 65 73 6e 27 | 74 20 68 61 6e 64 6c 65 |m doesn'|t handle|
|00000120| 20 61 6c 69 61 73 65 73 | 2c 0a 20 20 20 62 75 74 | aliases|,.   but|
|00000130| 20 69 66 20 79 6f 75 20 | 68 61 64 20 61 6c 69 61 | if you |had alia|
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|00000150| 20 6e 65 65 64 20 74 68 | 69 73 20 70 72 6f 67 72 | need th|is progr|
|00000160| 61 6d 2c 20 77 6f 75 6c | 64 20 79 6f 75 3f 0a 20 |am, woul|d you?. |
|00000170| 20 20 2d 2d 72 24 20 20 | 5d 0a 0a 0a 23 21 2f 62 |  --r$  |]...#!/b|
|00000180| 69 6e 2f 73 68 0a 23 20 | 54 68 69 73 20 69 73 20 |in/sh.# |This is |
|00000190| 61 20 73 68 65 6c 6c 20 | 61 72 63 68 69 76 65 2e |a shell |archive.|
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|00000d30| 3b 0a 58 58 09 77 68 69 | 6c 65 20 28 2a 70 63 20 |;.XX.whi|le (*pc |
|00000d40| 21 3d 20 27 5c 30 27 20 | 26 26 20 66 6f 75 6e 64 |!= '\0' |&& found|
|00000d50| 20 3d 3d 20 30 29 0a 58 | 58 09 7b 0a 58 58 09 09 | == 0).X|X.{.XX..|
|00000d60| 6c 65 6e 20 3d 20 30 3b | 0a 58 58 09 09 77 68 69 |len = 0;|.XX..whi|
|00000d70| 6c 65 20 28 2a 70 63 20 | 21 3d 20 27 3a 27 20 26 |le (*pc |!= ':' &|
|00000d80| 26 20 2a 70 63 20 21 3d | 20 27 5c 30 27 29 0a 58 |& *pc !=| '\0').X|
|00000d90| 58 09 09 7b 0a 58 58 09 | 09 09 6c 65 6e 2b 2b 3b |X..{.XX.|..len++;|
|00000da0| 0a 58 58 09 09 09 70 63 | 2b 2b 3b 0a 58 58 09 09 |.XX...pc|++;.XX..|
|00000db0| 7d 0a 0a 58 58 09 09 73 | 61 76 65 20 3d 20 2a 70 |}..XX..s|ave = *p|
|00000dc0| 63 3b 0a 58 58 09 09 2a | 70 63 20 3d 20 27 5c 30 |c;.XX..*|pc = '\0|
|00000dd0| 27 3b 0a 58 58 09 09 73 | 70 72 69 6e 74 66 28 74 |';.XX..s|printf(t|
|00000de0| 65 73 74 2c 20 22 25 73 | 2f 25 73 22 2c 20 70 63 |est, "%s|/%s", pc|
|00000df0| 2d 6c 65 6e 2c 20 6e 61 | 6d 65 29 3b 0a 58 58 09 |-len, na|me);.XX.|
|00000e00| 09 2a 70 63 20 3d 20 73 | 61 76 65 3b 0a 58 58 09 |.*pc = s|ave;.XX.|
|00000e10| 09 69 66 20 28 2a 70 63 | 29 0a 58 58 09 09 09 70 |.if (*pc|).XX...p|
|00000e20| 63 2b 2b 3b 0a 0a 58 58 | 09 09 66 6f 75 6e 64 20 |c++;..XX|..found |
|00000e30| 3d 20 28 30 20 3d 3d 20 | 61 63 63 65 73 73 28 74 |= (0 == |access(t|
|00000e40| 65 73 74 2c 20 30 31 29 | 29 3b 09 2f 2a 20 65 78 |est, 01)|);./* ex|
|00000e50| 65 63 75 74 61 62 6c 65 | 20 2a 2f 0a 58 58 09 09 |ecutable| */.XX..|
|00000e60| 69 66 20 28 66 6f 75 6e | 64 29 0a 58 58 09 09 09 |if (foun|d).XX...|
|00000e70| 70 75 74 73 28 74 65 73 | 74 29 3b 0a 58 58 09 7d |puts(tes|t);.XX.}|
|00000e80| 0a 58 58 09 69 66 20 28 | 66 6f 75 6e 64 20 3d 3d |.XX.if (|found ==|
|00000e90| 20 30 29 0a 58 58 09 7b | 0a 58 58 09 09 70 72 69 | 0).XX.{|.XX..pri|
|00000ea0| 6e 74 66 28 22 25 73 3a | 20 6e 6f 20 25 73 20 69 |ntf("%s:| no %s i|
|00000eb0| 6e 20 28 25 73 29 5c 6e | 22 2c 20 6d 79 6e 61 6d |n (%s)\n|", mynam|
|00000ec0| 65 2c 20 6e 61 6d 65 2c | 20 70 61 74 68 29 3b 0a |e, name,| path);.|
|00000ed0| 58 58 09 09 72 65 74 75 | 72 6e 20 31 3b 0a 58 58 |XX..retu|rn 1;.XX|
|00000ee0| 09 7d 0a 58 58 09 72 65 | 74 75 72 6e 20 30 3b 0a |.}.XX.re|turn 0;.|
|00000ef0| 58 58 7d 0a 40 2f 2f 45 | 2a 4f 2a 46 20 77 68 69 |XX}.@//E|*O*F whi|
|00000f00| 63 68 2e 63 2f 2f 0a 63 | 68 6d 6f 64 20 75 3d 72 |ch.c//.c|hmod u=r|
|00000f10| 77 2c 67 3d 72 77 2c 6f | 3d 72 77 20 77 68 69 63 |w,g=rw,o|=rw whic|
|00000f20| 68 2e 63 0a 20 0a 65 63 | 68 6f 20 49 6e 73 70 65 |h.c. .ec|ho Inspe|
|00000f30| 63 74 69 6e 67 20 66 6f | 72 20 64 61 6d 61 67 65 |cting fo|r damage|
|00000f40| 20 69 6e 20 74 72 61 6e | 73 69 74 2e 2e 2e 0a 74 | in tran|sit....t|
|00000f50| 65 6d 70 3d 2f 74 6d 70 | 2f 73 68 61 72 69 6e 24 |emp=/tmp|/sharin$|
|00000f60| 24 3b 20 64 74 65 6d 70 | 3d 2f 74 6d 70 2f 73 68 |$; dtemp|=/tmp/sh|
|00000f70| 61 72 6f 75 74 24 24 0a | 74 72 61 70 20 22 72 6d |arout$$.|trap "rm|
|00000f80| 20 2d 66 20 24 74 65 6d | 70 20 24 64 74 65 6d 70 | -f $tem|p $dtemp|
|00000f90| 3b 20 65 78 69 74 22 20 | 30 20 31 20 32 20 33 20 |; exit" |0 1 2 3 |
|00000fa0| 31 35 0a 63 61 74 20 3e | 20 24 74 65 6d 70 20 3c |15.cat >| $temp <|
|00000fb0| 3c 5c 21 21 21 0a 20 20 | 20 20 20 20 31 36 20 20 |<\!!!.  |    16  |
|00000fc0| 20 20 20 20 39 30 20 20 | 20 20 20 35 35 38 20 52 |    90  |   558 R|
|00000fd0| 45 41 44 4d 45 0a 20 20 | 20 20 20 20 31 36 20 20 |EADME.  |    16  |
|00000fe0| 20 20 20 20 36 36 20 20 | 20 20 20 33 36 38 20 77 |    66  |   368 w|
|00000ff0| 68 69 63 68 2e 31 0a 20 | 20 20 20 20 20 32 35 20 |hich.1. |     25 |
|00001000| 20 20 20 20 20 35 37 20 | 20 20 20 20 33 35 34 20 |     57 |    354 |
|00001010| 4d 61 6b 65 66 69 6c 65 | 0a 20 20 20 20 20 20 35 |Makefile|.      5|
|00001020| 37 20 20 20 20 20 31 35 | 32 20 20 20 20 20 39 32 |7     15|2     92|
|00001030| 35 20 77 68 69 63 68 2e | 63 0a 20 20 20 20 20 31 |5 which.|c.     1|
|00001040| 31 34 20 20 20 20 20 33 | 36 35 20 20 20 20 32 32 |14     3|65    22|
|00001050| 30 35 20 74 6f 74 61 6c | 0a 21 21 21 0a 77 63 20 |05 total|.!!!.wc |
|00001060| 20 52 45 41 44 4d 45 20 | 77 68 69 63 68 2e 31 20 | README |which.1 |
|00001070| 4d 61 6b 65 66 69 6c 65 | 20 77 68 69 63 68 2e 63 |Makefile| which.c|
|00001080| 20 7c 20 73 65 64 20 27 | 73 3d 5b 5e 20 5d 2a 2f | | sed '|s=[^ ]*/|
|00001090| 3d 3d 27 20 7c 20 64 69 | 66 66 20 2d 62 20 24 74 |==' | di|ff -b $t|
|000010a0| 65 6d 70 20 2d 20 3e 24 | 64 74 65 6d 70 0a 69 66 |emp - >$|dtemp.if|
|000010b0| 20 74 65 73 74 20 2d 73 | 20 24 64 74 65 6d 70 0a | test -s| $dtemp.|
|000010c0| 74 68 65 6e 20 65 63 68 | 6f 20 22 4f 75 63 68 20 |then ech|o "Ouch |
|000010d0| 5b 64 69 66 66 20 6f 66 | 20 77 63 20 6f 75 74 70 |[diff of| wc outp|
|000010e0| 75 74 5d 3a 22 20 3b 20 | 63 61 74 20 24 64 74 65 |ut]:" ; |cat $dte|
|000010f0| 6d 70 0a 65 6c 73 65 20 | 65 63 68 6f 20 22 4e 6f |mp.else |echo "No|
|00001100| 20 70 72 6f 62 6c 65 6d | 73 20 66 6f 75 6e 64 2e | problem|s found.|
|00001110| 22 0a 66 69 0a 65 78 69 | 74 20 30 0a             |".fi.exi|t 0.    |
+--------+-------------------------+-------------------------+--------+--------+