home *** CD-ROM | disk | FTP | other *** search
open in: 
MacOS 8.1
|
Win98
|
DOS
browse contents |
view JSON data
|
view as text
This file was processed as: SHell self-extracting ARchive
(archive/shar).
| Confidence | Program | Detection | Match Type | Support
|
|---|
| 100%
| dexvert
| Newsgroup Content (archive/news)
| magic
| Supported |
| 100%
| dexvert
| SHell self-extracting ARchive (archive/shar)
| magic
| Supported |
| 100%
| dexvert
| Internet Message Format (text/imf)
| magic
| Supported |
| 1%
| dexvert
| Text File (text/txt)
| fallback
| Supported |
| 100%
| file
| news or mail, ASCII text
| default
| |
| 100%
| checkBytes
| Printable ASCII
| default
| |
| 100%
| perlTextCheck
| Likely Text (Perl)
| default
| |
| 100%
| siegfried
| fmt/329 Shell Archive Format
| default
| |
| 100%
| detectItEasy
| Format: plain text[LF]
| default (weak)
| |
| 100%
| xdgMime
| message/rfc822
| default
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
|00000000| 53 75 62 6a 65 63 74 3a | 20 20 76 32 31 69 30 30 |Subject:| v21i00|
|00000010| 37 3a 20 20 46 69 6e 64 | 20 66 69 6c 65 73 20 75 |7: Find| files u|
|00000020| 73 69 6e 67 20 43 20 65 | 78 70 72 65 73 73 69 6f |sing C e|xpressio|
|00000030| 6e 73 2c 20 50 61 72 74 | 30 32 2f 30 32 0a 4e 65 |ns, Part|02/02.Ne|
|00000040| 77 73 67 72 6f 75 70 73 | 3a 20 63 6f 6d 70 2e 73 |wsgroups|: comp.s|
|00000050| 6f 75 72 63 65 73 2e 75 | 6e 69 78 0a 53 65 6e 64 |ources.u|nix.Send|
|00000060| 65 72 3a 20 73 6f 75 72 | 63 65 73 0a 41 70 70 72 |er: sour|ces.Appr|
|00000070| 6f 76 65 64 3a 20 72 73 | 61 6c 7a 40 75 75 6e 65 |oved: rs|alz@uune|
|00000080| 74 2e 55 55 2e 4e 45 54 | 0a 0a 53 75 62 6d 69 74 |t.UU.NET|..Submit|
|00000090| 74 65 64 2d 62 79 3a 20 | 4b 65 6e 6e 65 74 68 20 |ted-by: |Kenneth |
|000000a0| 53 74 61 75 66 66 65 72 | 20 3c 63 70 73 63 2e 55 |Stauffer| <cpsc.U|
|000000b0| 43 61 6c 67 61 72 79 2e | 43 41 21 73 74 61 75 66 |Calgary.|CA!stauf|
|000000c0| 66 65 72 3e 0a 50 6f 73 | 74 69 6e 67 2d 6e 75 6d |fer>.Pos|ting-num|
|000000d0| 62 65 72 3a 20 56 6f 6c | 75 6d 65 20 32 31 2c 20 |ber: Vol|ume 21, |
|000000e0| 49 73 73 75 65 20 37 0a | 41 72 63 68 69 76 65 2d |Issue 7.|Archive-|
|000000f0| 6e 61 6d 65 3a 20 72 68 | 32 2f 70 61 72 74 30 32 |name: rh|2/part02|
|00000100| 0a 0a 23 21 20 2f 62 69 | 6e 2f 73 68 0a 23 20 54 |..#! /bi|n/sh.# T|
|00000110| 68 69 73 20 69 73 20 61 | 20 73 68 65 6c 6c 20 61 |his is a| shell a|
|00000120| 72 63 68 69 76 65 2e 20 | 20 52 65 6d 6f 76 65 20 |rchive. | Remove |
|00000130| 61 6e 79 74 68 69 6e 67 | 20 62 65 66 6f 72 65 20 |anything| before |
|00000140| 74 68 69 73 20 6c 69 6e | 65 2c 20 74 68 65 6e 20 |this lin|e, then |
|00000150| 75 6e 70 61 63 6b 0a 23 | 20 69 74 20 62 79 20 73 |unpack.#| it by s|
|00000160| 61 76 69 6e 67 20 69 74 | 20 69 6e 74 6f 20 61 20 |aving it| into a |
|00000170| 66 69 6c 65 20 61 6e 64 | 20 74 79 70 69 6e 67 20 |file and| typing |
|00000180| 22 73 68 20 66 69 6c 65 | 22 2e 20 20 54 6f 20 6f |"sh file|". To o|
|00000190| 76 65 72 77 72 69 74 65 | 20 65 78 69 73 74 69 6e |verwrite| existin|
|000001a0| 67 0a 23 20 66 69 6c 65 | 73 2c 20 74 79 70 65 20 |g.# file|s, type |
|000001b0| 22 73 68 20 66 69 6c 65 | 20 2d 63 22 2e 20 20 59 |"sh file| -c". Y|
|000001c0| 6f 75 20 63 61 6e 20 61 | 6c 73 6f 20 66 65 65 64 |ou can a|lso feed|
|000001d0| 20 74 68 69 73 20 61 73 | 20 73 74 61 6e 64 61 72 | this as| standar|
|000001e0| 64 20 69 6e 70 75 74 20 | 76 69 61 0a 23 20 75 6e |d input |via.# un|
|000001f0| 73 68 61 72 2c 20 6f 72 | 20 62 79 20 74 79 70 69 |shar, or| by typi|
|00000200| 6e 67 20 22 73 68 20 3c | 66 69 6c 65 22 2c 20 65 |ng "sh <|file", e|
|00000210| 2e 67 2e 2e 20 20 49 66 | 20 74 68 69 73 20 61 72 |.g.. If| this ar|
|00000220| 63 68 69 76 65 20 69 73 | 20 63 6f 6d 70 6c 65 74 |chive is| complet|
|00000230| 65 2c 20 79 6f 75 0a 23 | 20 77 69 6c 6c 20 73 65 |e, you.#| will se|
|00000240| 65 20 74 68 65 20 66 6f | 6c 6c 6f 77 69 6e 67 20 |e the fo|llowing |
|00000250| 6d 65 73 73 61 67 65 20 | 61 74 20 74 68 65 20 65 |message |at the e|
|00000260| 6e 64 3a 0a 23 09 09 22 | 45 6e 64 20 6f 66 20 61 |nd:.#.."|End of a|
|00000270| 72 63 68 69 76 65 20 32 | 20 28 6f 66 20 32 29 2e |rchive 2| (of 2).|
|00000280| 22 0a 23 20 43 6f 6e 74 | 65 6e 74 73 3a 20 20 67 |".# Cont|ents: g|
|00000290| 65 74 6f 70 74 2e 63 20 | 72 68 70 61 72 73 65 2e |etopt.c |rhparse.|
|000002a0| 63 0a 23 20 57 72 61 70 | 70 65 64 20 62 79 20 72 |c.# Wrap|ped by r|
|000002b0| 73 61 6c 7a 40 6c 69 74 | 63 68 69 2e 62 62 6e 2e |salz@lit|chi.bbn.|
|000002c0| 63 6f 6d 20 6f 6e 20 57 | 65 64 20 46 65 62 20 20 |com on W|ed Feb |
|000002d0| 37 20 31 35 3a 33 35 3a | 33 30 20 31 39 39 30 0a |7 15:35:|30 1990.|
|000002e0| 50 41 54 48 3d 2f 62 69 | 6e 3a 2f 75 73 72 2f 62 |PATH=/bi|n:/usr/b|
|000002f0| 69 6e 3a 2f 75 73 72 2f | 75 63 62 20 3b 20 65 78 |in:/usr/|ucb ; ex|
|00000300| 70 6f 72 74 20 50 41 54 | 48 0a 69 66 20 74 65 73 |port PAT|H.if tes|
|00000310| 74 20 2d 66 20 27 67 65 | 74 6f 70 74 2e 63 27 20 |t -f 'ge|topt.c' |
|00000320| 2d 61 20 22 24 7b 31 7d | 22 20 21 3d 20 22 2d 63 |-a "${1}|" != "-c|
|00000330| 22 20 3b 20 74 68 65 6e | 20 0a 20 20 65 63 68 6f |" ; then| . echo|
|00000340| 20 73 68 61 72 3a 20 57 | 69 6c 6c 20 6e 6f 74 20 | shar: W|ill not |
|00000350| 63 6c 6f 62 62 65 72 20 | 65 78 69 73 74 69 6e 67 |clobber |existing|
|00000360| 20 66 69 6c 65 20 5c 22 | 27 67 65 74 6f 70 74 2e | file \"|'getopt.|
|00000370| 63 27 5c 22 0a 65 6c 73 | 65 0a 65 63 68 6f 20 73 |c'\".els|e.echo s|
|00000380| 68 61 72 3a 20 45 78 74 | 72 61 63 74 69 6e 67 20 |har: Ext|racting |
|00000390| 5c 22 27 67 65 74 6f 70 | 74 2e 63 27 5c 22 20 5c |\"'getop|t.c'\" \|
|000003a0| 28 31 36 32 35 39 20 63 | 68 61 72 61 63 74 65 72 |(16259 c|haracter|
|000003b0| 73 5c 29 0a 73 65 64 20 | 22 73 2f 5e 58 2f 2f 22 |s\).sed |"s/^X//"|
|000003c0| 20 3e 27 67 65 74 6f 70 | 74 2e 63 27 20 3c 3c 27 | >'getop|t.c' <<'|
|000003d0| 45 4e 44 5f 4f 46 5f 46 | 49 4c 45 27 0a 58 0a 58 |END_OF_F|ILE'.X.X|
|000003e0| 23 75 6e 64 65 66 20 5f | 50 4f 53 49 58 5f 4f 50 |#undef _|POSIX_OP|
|000003f0| 54 49 4f 4e 5f 4f 52 44 | 45 52 0a 58 0a 58 2f 2a |TION_ORD|ER.X.X/*|
|00000400| 20 47 65 74 6f 70 74 20 | 66 6f 72 20 47 4e 55 2e | Getopt |for GNU.|
|00000410| 0a 58 20 20 20 4d 6f 64 | 69 66 69 65 64 20 62 79 |.X Mod|ified by|
|00000420| 20 44 61 76 69 64 20 4d | 61 63 4b 65 6e 7a 69 65 | David M|acKenzie|
|00000430| 20 74 6f 20 75 73 65 20 | 6d 61 6c 6c 6f 63 20 61 | to use |malloc a|
|00000440| 6e 64 20 66 72 65 65 20 | 69 6e 73 74 65 61 64 20 |nd free |instead |
|00000450| 6f 66 20 61 6c 6c 6f 63 | 61 2c 0a 58 20 20 20 61 |of alloc|a,.X a|
|00000460| 6e 64 20 6d 65 6d 63 70 | 79 20 69 6e 73 74 65 61 |nd memcp|y instea|
|00000470| 64 20 6f 66 20 62 63 6f | 70 79 20 75 6e 64 65 72 |d of bco|py under|
|00000480| 20 53 79 73 74 65 6d 20 | 56 2e 0a 58 20 20 20 43 | System |V..X C|
|00000490| 6f 70 79 72 69 67 68 74 | 20 28 43 29 20 31 39 38 |opyright| (C) 198|
|000004a0| 37 20 46 72 65 65 20 53 | 6f 66 74 77 61 72 65 20 |7 Free S|oftware |
|000004b0| 46 6f 75 6e 64 61 74 69 | 6f 6e 2c 20 49 6e 63 2e |Foundati|on, Inc.|
|000004c0| 0a 58 0a 58 20 20 20 20 | 20 20 20 20 20 20 20 20 |.X.X | |
|000004d0| 20 20 20 4e 4f 20 57 41 | 52 52 41 4e 54 59 0a 58 | NO WA|RRANTY.X|
|000004e0| 0a 58 20 20 42 45 43 41 | 55 53 45 20 54 48 49 53 |.X BECA|USE THIS|
|000004f0| 20 50 52 4f 47 52 41 4d | 20 49 53 20 4c 49 43 45 | PROGRAM| IS LICE|
|00000500| 4e 53 45 44 20 46 52 45 | 45 20 4f 46 20 43 48 41 |NSED FRE|E OF CHA|
|00000510| 52 47 45 2c 20 57 45 20 | 50 52 4f 56 49 44 45 20 |RGE, WE |PROVIDE |
|00000520| 41 42 53 4f 4c 55 54 45 | 4c 59 0a 58 4e 4f 20 57 |ABSOLUTE|LY.XNO W|
|00000530| 41 52 52 41 4e 54 59 2c | 20 54 4f 20 54 48 45 20 |ARRANTY,| TO THE |
|00000540| 45 58 54 45 4e 54 20 50 | 45 52 4d 49 54 54 45 44 |EXTENT P|ERMITTED|
|00000550| 20 42 59 20 41 50 50 4c | 49 43 41 42 4c 45 20 53 | BY APPL|ICABLE S|
|00000560| 54 41 54 45 20 4c 41 57 | 2e 20 20 45 58 43 45 50 |TATE LAW|. EXCEP|
|00000570| 54 0a 58 57 48 45 4e 20 | 4f 54 48 45 52 57 49 53 |T.XWHEN |OTHERWIS|
|00000580| 45 20 53 54 41 54 45 44 | 20 49 4e 20 57 52 49 54 |E STATED| IN WRIT|
|00000590| 49 4e 47 2c 20 46 52 45 | 45 20 53 4f 46 54 57 41 |ING, FRE|E SOFTWA|
|000005a0| 52 45 20 46 4f 55 4e 44 | 41 54 49 4f 4e 2c 20 49 |RE FOUND|ATION, I|
|000005b0| 4e 43 2c 0a 58 52 49 43 | 48 41 52 44 20 4d 2e 20 |NC,.XRIC|HARD M. |
|000005c0| 53 54 41 4c 4c 4d 41 4e | 20 41 4e 44 2f 4f 52 20 |STALLMAN| AND/OR |
|000005d0| 4f 54 48 45 52 20 50 41 | 52 54 49 45 53 20 50 52 |OTHER PA|RTIES PR|
|000005e0| 4f 56 49 44 45 20 54 48 | 49 53 20 50 52 4f 47 52 |OVIDE TH|IS PROGR|
|000005f0| 41 4d 20 22 41 53 20 49 | 53 22 0a 58 57 49 54 48 |AM "AS I|S".XWITH|
|00000600| 4f 55 54 20 57 41 52 52 | 41 4e 54 59 20 4f 46 20 |OUT WARR|ANTY OF |
|00000610| 41 4e 59 20 4b 49 4e 44 | 2c 20 45 49 54 48 45 52 |ANY KIND|, EITHER|
|00000620| 20 45 58 50 52 45 53 53 | 45 44 20 4f 52 20 49 4d | EXPRESS|ED OR IM|
|00000630| 50 4c 49 45 44 2c 20 49 | 4e 43 4c 55 44 49 4e 47 |PLIED, I|NCLUDING|
|00000640| 2c 0a 58 42 55 54 20 4e | 4f 54 20 4c 49 4d 49 54 |,.XBUT N|OT LIMIT|
|00000650| 45 44 20 54 4f 2c 20 54 | 48 45 20 49 4d 50 4c 49 |ED TO, T|HE IMPLI|
|00000660| 45 44 20 57 41 52 52 41 | 4e 54 49 45 53 20 4f 46 |ED WARRA|NTIES OF|
|00000670| 20 4d 45 52 43 48 41 4e | 54 41 42 49 4c 49 54 59 | MERCHAN|TABILITY|
|00000680| 20 41 4e 44 0a 58 46 49 | 54 4e 45 53 53 20 46 4f | AND.XFI|TNESS FO|
|00000690| 52 20 41 20 50 41 52 54 | 49 43 55 4c 41 52 20 50 |R A PART|ICULAR P|
|000006a0| 55 52 50 4f 53 45 2e 20 | 20 54 48 45 20 45 4e 54 |URPOSE. | THE ENT|
|000006b0| 49 52 45 20 52 49 53 4b | 20 41 53 20 54 4f 20 54 |IRE RISK| AS TO T|
|000006c0| 48 45 20 51 55 41 4c 49 | 54 59 0a 58 41 4e 44 20 |HE QUALI|TY.XAND |
|000006d0| 50 45 52 46 4f 52 4d 41 | 4e 43 45 20 4f 46 20 54 |PERFORMA|NCE OF T|
|000006e0| 48 45 20 50 52 4f 47 52 | 41 4d 20 49 53 20 57 49 |HE PROGR|AM IS WI|
|000006f0| 54 48 20 59 4f 55 2e 20 | 20 53 48 4f 55 4c 44 20 |TH YOU. | SHOULD |
|00000700| 54 48 45 20 50 52 4f 47 | 52 41 4d 20 50 52 4f 56 |THE PROG|RAM PROV|
|00000710| 45 0a 58 44 45 46 45 43 | 54 49 56 45 2c 20 59 4f |E.XDEFEC|TIVE, YO|
|00000720| 55 20 41 53 53 55 4d 45 | 20 54 48 45 20 43 4f 53 |U ASSUME| THE COS|
|00000730| 54 20 4f 46 20 41 4c 4c | 20 4e 45 43 45 53 53 41 |T OF ALL| NECESSA|
|00000740| 52 59 20 53 45 52 56 49 | 43 49 4e 47 2c 20 52 45 |RY SERVI|CING, RE|
|00000750| 50 41 49 52 20 4f 52 0a | 58 43 4f 52 52 45 43 54 |PAIR OR.|XCORRECT|
|00000760| 49 4f 4e 2e 0a 58 0a 58 | 20 49 4e 20 4e 4f 20 45 |ION..X.X| IN NO E|
|00000770| 56 45 4e 54 20 55 4e 4c | 45 53 53 20 52 45 51 55 |VENT UNL|ESS REQU|
|00000780| 49 52 45 44 20 42 59 20 | 41 50 50 4c 49 43 41 42 |IRED BY |APPLICAB|
|00000790| 4c 45 20 4c 41 57 20 57 | 49 4c 4c 20 52 49 43 48 |LE LAW W|ILL RICH|
|000007a0| 41 52 44 20 4d 2e 0a 58 | 53 54 41 4c 4c 4d 41 4e |ARD M..X|STALLMAN|
|000007b0| 2c 20 54 48 45 20 46 52 | 45 45 20 53 4f 46 54 57 |, THE FR|EE SOFTW|
|000007c0| 41 52 45 20 46 4f 55 4e | 44 41 54 49 4f 4e 2c 20 |ARE FOUN|DATION, |
|000007d0| 49 4e 43 2e 2c 20 41 4e | 44 2f 4f 52 20 41 4e 59 |INC., AN|D/OR ANY|
|000007e0| 20 4f 54 48 45 52 20 50 | 41 52 54 59 0a 58 57 48 | OTHER P|ARTY.XWH|
|000007f0| 4f 20 4d 41 59 20 4d 4f | 44 49 46 59 20 41 4e 44 |O MAY MO|DIFY AND|
|00000800| 20 52 45 44 49 53 54 52 | 49 42 55 54 45 20 54 48 | REDISTR|IBUTE TH|
|00000810| 49 53 20 50 52 4f 47 52 | 41 4d 20 41 53 20 50 45 |IS PROGR|AM AS PE|
|00000820| 52 4d 49 54 54 45 44 20 | 42 45 4c 4f 57 2c 20 42 |RMITTED |BELOW, B|
|00000830| 45 0a 58 4c 49 41 42 4c | 45 20 54 4f 20 59 4f 55 |E.XLIABL|E TO YOU|
|00000840| 20 46 4f 52 20 44 41 4d | 41 47 45 53 2c 20 49 4e | FOR DAM|AGES, IN|
|00000850| 43 4c 55 44 49 4e 47 20 | 41 4e 59 20 4c 4f 53 54 |CLUDING |ANY LOST|
|00000860| 20 50 52 4f 46 49 54 53 | 2c 20 4c 4f 53 54 20 4d | PROFITS|, LOST M|
|00000870| 4f 4e 49 45 53 2c 20 4f | 52 0a 58 4f 54 48 45 52 |ONIES, O|R.XOTHER|
|00000880| 20 53 50 45 43 49 41 4c | 2c 20 49 4e 43 49 44 45 | SPECIAL|, INCIDE|
|00000890| 4e 54 41 4c 20 4f 52 20 | 43 4f 4e 53 45 51 55 45 |NTAL OR |CONSEQUE|
|000008a0| 4e 54 49 41 4c 20 44 41 | 4d 41 47 45 53 20 41 52 |NTIAL DA|MAGES AR|
|000008b0| 49 53 49 4e 47 20 4f 55 | 54 20 4f 46 20 54 48 45 |ISING OU|T OF THE|
|000008c0| 0a 58 55 53 45 20 4f 52 | 20 49 4e 41 42 49 4c 49 |.XUSE OR| INABILI|
|000008d0| 54 59 20 54 4f 20 55 53 | 45 20 28 49 4e 43 4c 55 |TY TO US|E (INCLU|
|000008e0| 44 49 4e 47 20 42 55 54 | 20 4e 4f 54 20 4c 49 4d |DING BUT| NOT LIM|
|000008f0| 49 54 45 44 20 54 4f 20 | 4c 4f 53 53 20 4f 46 20 |ITED TO |LOSS OF |
|00000900| 44 41 54 41 20 4f 52 0a | 58 44 41 54 41 20 42 45 |DATA OR.|XDATA BE|
|00000910| 49 4e 47 20 52 45 4e 44 | 45 52 45 44 20 49 4e 41 |ING REND|ERED INA|
|00000920| 43 43 55 52 41 54 45 20 | 4f 52 20 4c 4f 53 53 45 |CCURATE |OR LOSSE|
|00000930| 53 20 53 55 53 54 41 49 | 4e 45 44 20 42 59 20 54 |S SUSTAI|NED BY T|
|00000940| 48 49 52 44 20 50 41 52 | 54 49 45 53 20 4f 52 0a |HIRD PAR|TIES OR.|
|00000950| 58 41 20 46 41 49 4c 55 | 52 45 20 4f 46 20 54 48 |XA FAILU|RE OF TH|
|00000960| 45 20 50 52 4f 47 52 41 | 4d 20 54 4f 20 4f 50 45 |E PROGRA|M TO OPE|
|00000970| 52 41 54 45 20 57 49 54 | 48 20 41 4e 59 20 4f 54 |RATE WIT|H ANY OT|
|00000980| 48 45 52 20 50 52 4f 47 | 52 41 4d 53 29 20 54 48 |HER PROG|RAMS) TH|
|00000990| 49 53 0a 58 50 52 4f 47 | 52 41 4d 2c 20 45 56 45 |IS.XPROG|RAM, EVE|
|000009a0| 4e 20 49 46 20 59 4f 55 | 20 48 41 56 45 20 42 45 |N IF YOU| HAVE BE|
|000009b0| 45 4e 20 41 44 56 49 53 | 45 44 20 4f 46 20 54 48 |EN ADVIS|ED OF TH|
|000009c0| 45 20 50 4f 53 53 49 42 | 49 4c 49 54 59 20 4f 46 |E POSSIB|ILITY OF|
|000009d0| 20 53 55 43 48 0a 58 44 | 41 4d 41 47 45 53 2c 20 | SUCH.XD|AMAGES, |
|000009e0| 4f 52 20 46 4f 52 20 41 | 4e 59 20 43 4c 41 49 4d |OR FOR A|NY CLAIM|
|000009f0| 20 42 59 20 41 4e 59 20 | 4f 54 48 45 52 20 50 41 | BY ANY |OTHER PA|
|00000a00| 52 54 59 2e 0a 58 0a 58 | 20 20 20 20 20 20 20 20 |RTY..X.X| |
|00000a10| 47 45 4e 45 52 41 4c 20 | 50 55 42 4c 49 43 20 4c |GENERAL |PUBLIC L|
|00000a20| 49 43 45 4e 53 45 20 54 | 4f 20 43 4f 50 59 0a 58 |ICENSE T|O COPY.X|
|00000a30| 0a 58 20 20 31 2e 20 59 | 6f 75 20 6d 61 79 20 63 |.X 1. Y|ou may c|
|00000a40| 6f 70 79 20 61 6e 64 20 | 64 69 73 74 72 69 62 75 |opy and |distribu|
|00000a50| 74 65 20 76 65 72 62 61 | 74 69 6d 20 63 6f 70 69 |te verba|tim copi|
|00000a60| 65 73 20 6f 66 20 74 68 | 69 73 20 73 6f 75 72 63 |es of th|is sourc|
|00000a70| 65 20 66 69 6c 65 0a 58 | 61 73 20 79 6f 75 20 72 |e file.X|as you r|
|00000a80| 65 63 65 69 76 65 20 69 | 74 2c 20 69 6e 20 61 6e |eceive i|t, in an|
|00000a90| 79 20 6d 65 64 69 75 6d | 2c 20 70 72 6f 76 69 64 |y medium|, provid|
|00000aa0| 65 64 20 74 68 61 74 20 | 79 6f 75 20 63 6f 6e 73 |ed that |you cons|
|00000ab0| 70 69 63 75 6f 75 73 6c | 79 20 61 6e 64 0a 58 61 |picuousl|y and.Xa|
|00000ac0| 70 70 72 6f 70 72 69 61 | 74 65 6c 79 20 70 75 62 |ppropria|tely pub|
|00000ad0| 6c 69 73 68 20 6f 6e 20 | 65 61 63 68 20 63 6f 70 |lish on |each cop|
|00000ae0| 79 20 61 20 76 61 6c 69 | 64 20 63 6f 70 79 72 69 |y a vali|d copyri|
|00000af0| 67 68 74 20 6e 6f 74 69 | 63 65 20 22 43 6f 70 79 |ght noti|ce "Copy|
|00000b00| 72 69 67 68 74 0a 58 20 | 28 43 29 20 31 39 38 37 |right.X |(C) 1987|
|00000b10| 20 46 72 65 65 20 53 6f | 66 74 77 61 72 65 20 46 | Free So|ftware F|
|00000b20| 6f 75 6e 64 61 74 69 6f | 6e 2c 20 49 6e 63 2e 22 |oundatio|n, Inc."|
|00000b30| 3b 20 61 6e 64 20 69 6e | 63 6c 75 64 65 20 66 6f |; and in|clude fo|
|00000b40| 6c 6c 6f 77 69 6e 67 20 | 74 68 65 0a 58 63 6f 70 |llowing |the.Xcop|
|00000b50| 79 72 69 67 68 74 20 6e | 6f 74 69 63 65 20 61 20 |yright n|otice a |
|00000b60| 76 65 72 62 61 74 69 6d | 20 63 6f 70 79 20 6f 66 |verbatim| copy of|
|00000b70| 20 74 68 65 20 61 62 6f | 76 65 20 64 69 73 63 6c | the abo|ve discl|
|00000b80| 61 69 6d 65 72 20 6f 66 | 20 77 61 72 72 61 6e 74 |aimer of| warrant|
|00000b90| 79 0a 58 61 6e 64 20 6f | 66 20 74 68 69 73 20 4c |y.Xand o|f this L|
|00000ba0| 69 63 65 6e 73 65 2e 20 | 20 59 6f 75 20 6d 61 79 |icense. | You may|
|00000bb0| 20 63 68 61 72 67 65 20 | 61 20 64 69 73 74 72 69 | charge |a distri|
|00000bc0| 62 75 74 69 6f 6e 20 66 | 65 65 20 66 6f 72 20 74 |bution f|ee for t|
|00000bd0| 68 65 0a 58 70 68 79 73 | 69 63 61 6c 20 61 63 74 |he.Xphys|ical act|
|00000be0| 20 6f 66 20 74 72 61 6e | 73 66 65 72 72 69 6e 67 | of tran|sferring|
|00000bf0| 20 61 20 63 6f 70 79 2e | 0a 58 0a 58 20 20 32 2e | a copy.|.X.X 2.|
|00000c00| 20 59 6f 75 20 6d 61 79 | 20 6d 6f 64 69 66 79 20 | You may| modify |
|00000c10| 79 6f 75 72 20 63 6f 70 | 79 20 6f 72 20 63 6f 70 |your cop|y or cop|
|00000c20| 69 65 73 20 6f 66 20 74 | 68 69 73 20 73 6f 75 72 |ies of t|his sour|
|00000c30| 63 65 20 66 69 6c 65 20 | 6f 72 0a 58 61 6e 79 20 |ce file |or.Xany |
|00000c40| 70 6f 72 74 69 6f 6e 20 | 6f 66 20 69 74 2c 20 61 |portion |of it, a|
|00000c50| 6e 64 20 63 6f 70 79 20 | 61 6e 64 20 64 69 73 74 |nd copy |and dist|
|00000c60| 72 69 62 75 74 65 20 73 | 75 63 68 20 6d 6f 64 69 |ribute s|uch modi|
|00000c70| 66 69 63 61 74 69 6f 6e | 73 20 75 6e 64 65 72 0a |fication|s under.|
|00000c80| 58 74 68 65 20 74 65 72 | 6d 73 20 6f 66 20 50 61 |Xthe ter|ms of Pa|
|00000c90| 72 61 67 72 61 70 68 20 | 31 20 61 62 6f 76 65 2c |ragraph |1 above,|
|00000ca0| 20 70 72 6f 76 69 64 65 | 64 20 74 68 61 74 20 79 | provide|d that y|
|00000cb0| 6f 75 20 61 6c 73 6f 20 | 64 6f 20 74 68 65 20 66 |ou also |do the f|
|00000cc0| 6f 6c 6c 6f 77 69 6e 67 | 3a 0a 58 0a 58 20 20 20 |ollowing|:.X.X |
|00000cd0| 20 61 29 20 63 61 75 73 | 65 20 74 68 65 20 6d 6f | a) caus|e the mo|
|00000ce0| 64 69 66 69 65 64 20 66 | 69 6c 65 73 20 74 6f 20 |dified f|iles to |
|00000cf0| 63 61 72 72 79 20 70 72 | 6f 6d 69 6e 65 6e 74 20 |carry pr|ominent |
|00000d00| 6e 6f 74 69 63 65 73 20 | 73 74 61 74 69 6e 67 0a |notices |stating.|
|00000d10| 58 20 20 20 20 74 68 61 | 74 20 79 6f 75 20 63 68 |X tha|t you ch|
|00000d20| 61 6e 67 65 64 20 74 68 | 65 20 66 69 6c 65 73 20 |anged th|e files |
|00000d30| 61 6e 64 20 74 68 65 20 | 64 61 74 65 20 6f 66 20 |and the |date of |
|00000d40| 61 6e 79 20 63 68 61 6e | 67 65 3b 20 61 6e 64 0a |any chan|ge; and.|
|00000d50| 58 0a 58 20 20 20 20 62 | 29 20 63 61 75 73 65 20 |X.X b|) cause |
|00000d60| 74 68 65 20 77 68 6f 6c | 65 20 6f 66 20 61 6e 79 |the whol|e of any|
|00000d70| 20 77 6f 72 6b 20 74 68 | 61 74 20 79 6f 75 20 64 | work th|at you d|
|00000d80| 69 73 74 72 69 62 75 74 | 65 20 6f 72 20 70 75 62 |istribut|e or pub|
|00000d90| 6c 69 73 68 2c 0a 58 20 | 20 20 20 74 68 61 74 20 |lish,.X | that |
|00000da0| 69 6e 20 77 68 6f 6c 65 | 20 6f 72 20 69 6e 20 70 |in whole| or in p|
|00000db0| 61 72 74 20 63 6f 6e 74 | 61 69 6e 73 20 6f 72 20 |art cont|ains or |
|00000dc0| 69 73 20 61 20 64 65 72 | 69 76 61 74 69 76 65 20 |is a der|ivative |
|00000dd0| 6f 66 20 74 68 69 73 0a | 58 20 20 20 20 70 72 6f |of this.|X pro|
|00000de0| 67 72 61 6d 20 6f 72 20 | 61 6e 79 20 70 61 72 74 |gram or |any part|
|00000df0| 20 74 68 65 72 65 6f 66 | 2c 20 74 6f 20 62 65 20 | thereof|, to be |
|00000e00| 6c 69 63 65 6e 73 65 64 | 20 61 74 20 6e 6f 20 63 |licensed| at no c|
|00000e10| 68 61 72 67 65 20 74 6f | 20 61 6c 6c 0a 58 20 20 |harge to| all.X |
|00000e20| 20 20 74 68 69 72 64 20 | 70 61 72 74 69 65 73 20 | third |parties |
|00000e30| 6f 6e 20 74 65 72 6d 73 | 20 69 64 65 6e 74 69 63 |on terms| identic|
|00000e40| 61 6c 20 74 6f 20 74 68 | 6f 73 65 20 63 6f 6e 74 |al to th|ose cont|
|00000e50| 61 69 6e 65 64 20 69 6e | 20 74 68 69 73 0a 58 20 |ained in| this.X |
|00000e60| 20 20 20 4c 69 63 65 6e | 73 65 20 41 67 72 65 65 | Licen|se Agree|
|00000e70| 6d 65 6e 74 20 28 65 78 | 63 65 70 74 20 74 68 61 |ment (ex|cept tha|
|00000e80| 74 20 79 6f 75 20 6d 61 | 79 20 63 68 6f 6f 73 65 |t you ma|y choose|
|00000e90| 20 74 6f 20 67 72 61 6e | 74 20 6d 6f 72 65 0a 58 | to gran|t more.X|
|00000ea0| 20 20 20 20 65 78 74 65 | 6e 73 69 76 65 20 77 61 | exte|nsive wa|
|00000eb0| 72 72 61 6e 74 79 20 70 | 72 6f 74 65 63 74 69 6f |rranty p|rotectio|
|00000ec0| 6e 20 74 6f 20 74 68 69 | 72 64 20 70 61 72 74 69 |n to thi|rd parti|
|00000ed0| 65 73 2c 20 61 74 20 79 | 6f 75 72 20 6f 70 74 69 |es, at y|our opti|
|00000ee0| 6f 6e 29 2e 0a 58 0a 58 | 20 20 20 20 63 29 20 59 |on)..X.X| c) Y|
|00000ef0| 6f 75 20 6d 61 79 20 63 | 68 61 72 67 65 20 61 20 |ou may c|harge a |
|00000f00| 64 69 73 74 72 69 62 75 | 74 69 6f 6e 20 66 65 65 |distribu|tion fee|
|00000f10| 20 66 6f 72 20 74 68 65 | 20 70 68 79 73 69 63 61 | for the| physica|
|00000f20| 6c 20 61 63 74 20 6f 66 | 0a 58 20 20 20 20 74 72 |l act of|.X tr|
|00000f30| 61 6e 73 66 65 72 72 69 | 6e 67 20 61 20 63 6f 70 |ansferri|ng a cop|
|00000f40| 79 2c 20 61 6e 64 20 79 | 6f 75 20 6d 61 79 20 61 |y, and y|ou may a|
|00000f50| 74 20 79 6f 75 72 20 6f | 70 74 69 6f 6e 20 6f 66 |t your o|ption of|
|00000f60| 66 65 72 20 77 61 72 72 | 61 6e 74 79 0a 58 20 20 |fer warr|anty.X |
|00000f70| 20 20 70 72 6f 74 65 63 | 74 69 6f 6e 20 69 6e 20 | protec|tion in |
|00000f80| 65 78 63 68 61 6e 67 65 | 20 66 6f 72 20 61 20 66 |exchange| for a f|
|00000f90| 65 65 2e 0a 58 0a 58 20 | 20 33 2e 20 59 6f 75 20 |ee..X.X | 3. You |
|00000fa0| 6d 61 79 20 63 6f 70 79 | 20 61 6e 64 20 64 69 73 |may copy| and dis|
|00000fb0| 74 72 69 62 75 74 65 20 | 74 68 69 73 20 70 72 6f |tribute |this pro|
|00000fc0| 67 72 61 6d 20 6f 72 20 | 61 6e 79 20 70 6f 72 74 |gram or |any port|
|00000fd0| 69 6f 6e 20 6f 66 20 69 | 74 20 69 6e 0a 58 63 6f |ion of i|t in.Xco|
|00000fe0| 6d 70 69 6c 65 64 2c 20 | 65 78 65 63 75 74 61 62 |mpiled, |executab|
|00000ff0| 6c 65 20 6f 72 20 6f 62 | 6a 65 63 74 20 63 6f 64 |le or ob|ject cod|
|00001000| 65 20 66 6f 72 6d 20 75 | 6e 64 65 72 20 74 68 65 |e form u|nder the|
|00001010| 20 74 65 72 6d 73 20 6f | 66 20 50 61 72 61 67 72 | terms o|f Paragr|
|00001020| 61 70 68 73 0a 58 31 20 | 61 6e 64 20 32 20 61 62 |aphs.X1 |and 2 ab|
|00001030| 6f 76 65 20 70 72 6f 76 | 69 64 65 64 20 74 68 61 |ove prov|ided tha|
|00001040| 74 20 79 6f 75 20 64 6f | 20 74 68 65 20 66 6f 6c |t you do| the fol|
|00001050| 6c 6f 77 69 6e 67 3a 0a | 58 0a 58 20 20 20 20 61 |lowing:.|X.X a|
|00001060| 29 20 63 61 75 73 65 20 | 65 61 63 68 20 73 75 63 |) cause |each suc|
|00001070| 68 20 63 6f 70 79 20 74 | 6f 20 62 65 20 61 63 63 |h copy t|o be acc|
|00001080| 6f 6d 70 61 6e 69 65 64 | 20 62 79 20 74 68 65 0a |ompanied| by the.|
|00001090| 58 20 20 20 20 63 6f 72 | 72 65 73 70 6f 6e 64 69 |X cor|respondi|
|000010a0| 6e 67 20 6d 61 63 68 69 | 6e 65 2d 72 65 61 64 61 |ng machi|ne-reada|
|000010b0| 62 6c 65 20 73 6f 75 72 | 63 65 20 63 6f 64 65 2c |ble sour|ce code,|
|000010c0| 20 77 68 69 63 68 20 6d | 75 73 74 0a 58 20 20 20 | which m|ust.X |
|000010d0| 20 62 65 20 64 69 73 74 | 72 69 62 75 74 65 64 20 | be dist|ributed |
|000010e0| 75 6e 64 65 72 20 74 68 | 65 20 74 65 72 6d 73 20 |under th|e terms |
|000010f0| 6f 66 20 50 61 72 61 67 | 72 61 70 68 73 20 31 20 |of Parag|raphs 1 |
|00001100| 61 6e 64 20 32 20 61 62 | 6f 76 65 3b 20 6f 72 2c |and 2 ab|ove; or,|
|00001110| 0a 58 0a 58 20 20 20 20 | 62 29 20 63 61 75 73 65 |.X.X |b) cause|
|00001120| 20 65 61 63 68 20 73 75 | 63 68 20 63 6f 70 79 20 | each su|ch copy |
|00001130| 74 6f 20 62 65 20 61 63 | 63 6f 6d 70 61 6e 69 65 |to be ac|companie|
|00001140| 64 20 62 79 20 61 0a 58 | 20 20 20 20 77 72 69 74 |d by a.X| writ|
|00001150| 74 65 6e 20 6f 66 66 65 | 72 2c 20 77 69 74 68 20 |ten offe|r, with |
|00001160| 6e 6f 20 74 69 6d 65 20 | 6c 69 6d 69 74 2c 20 74 |no time |limit, t|
|00001170| 6f 20 67 69 76 65 20 61 | 6e 79 20 74 68 69 72 64 |o give a|ny third|
|00001180| 20 70 61 72 74 79 0a 58 | 20 20 20 20 66 72 65 65 | party.X| free|
|00001190| 20 28 65 78 63 65 70 74 | 20 66 6f 72 20 61 20 6e | (except| for a n|
|000011a0| 6f 6d 69 6e 61 6c 20 73 | 68 69 70 70 69 6e 67 20 |ominal s|hipping |
|000011b0| 63 68 61 72 67 65 29 20 | 61 20 6d 61 63 68 69 6e |charge) |a machin|
|000011c0| 65 20 72 65 61 64 61 62 | 6c 65 0a 58 20 20 20 20 |e readab|le.X |
|000011d0| 63 6f 70 79 20 6f 66 20 | 74 68 65 20 63 6f 72 72 |copy of |the corr|
|000011e0| 65 73 70 6f 6e 64 69 6e | 67 20 73 6f 75 72 63 65 |espondin|g source|
|000011f0| 20 63 6f 64 65 2c 20 74 | 6f 20 62 65 20 64 69 73 | code, t|o be dis|
|00001200| 74 72 69 62 75 74 65 64 | 0a 58 20 20 20 20 75 6e |tributed|.X un|
|00001210| 64 65 72 20 74 68 65 20 | 74 65 72 6d 73 20 6f 66 |der the |terms of|
|00001220| 20 50 61 72 61 67 72 61 | 70 68 73 20 31 20 61 6e | Paragra|phs 1 an|
|00001230| 64 20 32 20 61 62 6f 76 | 65 3b 20 6f 72 2c 0a 58 |d 2 abov|e; or,.X|
|00001240| 0a 58 20 20 20 20 63 29 | 20 69 6e 20 74 68 65 20 |.X c)| in the |
|00001250| 63 61 73 65 20 6f 66 20 | 61 20 72 65 63 69 70 69 |case of |a recipi|
|00001260| 65 6e 74 20 6f 66 20 74 | 68 69 73 20 70 72 6f 67 |ent of t|his prog|
|00001270| 72 61 6d 20 69 6e 20 63 | 6f 6d 70 69 6c 65 64 2c |ram in c|ompiled,|
|00001280| 20 65 78 65 63 75 74 61 | 62 6c 65 0a 58 20 20 20 | executa|ble.X |
|00001290| 20 6f 72 20 6f 62 6a 65 | 63 74 20 63 6f 64 65 20 | or obje|ct code |
|000012a0| 66 6f 72 6d 20 28 77 69 | 74 68 6f 75 74 20 74 68 |form (wi|thout th|
|000012b0| 65 20 63 6f 72 72 65 73 | 70 6f 6e 64 69 6e 67 20 |e corres|ponding |
|000012c0| 73 6f 75 72 63 65 20 63 | 6f 64 65 29 20 79 6f 75 |source c|ode) you|
|000012d0| 0a 58 20 20 20 20 73 68 | 61 6c 6c 20 63 61 75 73 |.X sh|all caus|
|000012e0| 65 20 63 6f 70 69 65 73 | 20 79 6f 75 20 64 69 73 |e copies| you dis|
|000012f0| 74 72 69 62 75 74 65 20 | 74 6f 20 62 65 20 61 63 |tribute |to be ac|
|00001300| 63 6f 6d 70 61 6e 69 65 | 64 20 62 79 20 61 20 63 |companie|d by a c|
|00001310| 6f 70 79 0a 58 20 20 20 | 20 6f 66 20 74 68 65 20 |opy.X | of the |
|00001320| 77 72 69 74 74 65 6e 20 | 6f 66 66 65 72 20 6f 66 |written |offer of|
|00001330| 20 73 6f 75 72 63 65 20 | 63 6f 64 65 20 77 68 69 | source |code whi|
|00001340| 63 68 20 79 6f 75 20 72 | 65 63 65 69 76 65 64 20 |ch you r|eceived |
|00001350| 61 6c 6f 6e 67 0a 58 20 | 20 20 20 77 69 74 68 20 |along.X | with |
|00001360| 74 68 65 20 63 6f 70 79 | 20 79 6f 75 20 72 65 63 |the copy| you rec|
|00001370| 65 69 76 65 64 2e 0a 58 | 0a 58 20 20 34 2e 20 59 |eived..X|.X 4. Y|
|00001380| 6f 75 20 6d 61 79 20 6e | 6f 74 20 63 6f 70 79 2c |ou may n|ot copy,|
|00001390| 20 73 75 62 6c 69 63 65 | 6e 73 65 2c 20 64 69 73 | sublice|nse, dis|
|000013a0| 74 72 69 62 75 74 65 20 | 6f 72 20 74 72 61 6e 73 |tribute |or trans|
|000013b0| 66 65 72 20 74 68 69 73 | 20 70 72 6f 67 72 61 6d |fer this| program|
|000013c0| 0a 58 65 78 63 65 70 74 | 20 61 73 20 65 78 70 72 |.Xexcept| as expr|
|000013d0| 65 73 73 6c 79 20 70 72 | 6f 76 69 64 65 64 20 75 |essly pr|ovided u|
|000013e0| 6e 64 65 72 20 74 68 69 | 73 20 4c 69 63 65 6e 73 |nder thi|s Licens|
|000013f0| 65 20 41 67 72 65 65 6d | 65 6e 74 2e 20 20 41 6e |e Agreem|ent. An|
|00001400| 79 20 61 74 74 65 6d 70 | 74 0a 58 6f 74 68 65 72 |y attemp|t.Xother|
|00001410| 77 69 73 65 20 74 6f 20 | 63 6f 70 79 2c 20 73 75 |wise to |copy, su|
|00001420| 62 6c 69 63 65 6e 73 65 | 2c 20 64 69 73 74 72 69 |blicense|, distri|
|00001430| 62 75 74 65 20 6f 72 20 | 74 72 61 6e 73 66 65 72 |bute or |transfer|
|00001440| 20 74 68 69 73 20 70 72 | 6f 67 72 61 6d 20 69 73 | this pr|ogram is|
|00001450| 20 76 6f 69 64 20 61 6e | 64 0a 58 79 6f 75 72 20 | void an|d.Xyour |
|00001460| 72 69 67 68 74 73 20 74 | 6f 20 75 73 65 20 74 68 |rights t|o use th|
|00001470| 65 20 70 72 6f 67 72 61 | 6d 20 75 6e 64 65 72 20 |e progra|m under |
|00001480| 74 68 69 73 20 4c 69 63 | 65 6e 73 65 20 61 67 72 |this Lic|ense agr|
|00001490| 65 65 6d 65 6e 74 20 73 | 68 61 6c 6c 20 62 65 0a |eement s|hall be.|
|000014a0| 58 61 75 74 6f 6d 61 74 | 69 63 61 6c 6c 79 20 74 |Xautomat|ically t|
|000014b0| 65 72 6d 69 6e 61 74 65 | 64 2e 20 20 48 6f 77 65 |erminate|d. Howe|
|000014c0| 76 65 72 2c 20 70 61 72 | 74 69 65 73 20 77 68 6f |ver, par|ties who|
|000014d0| 20 68 61 76 65 20 72 65 | 63 65 69 76 65 64 20 63 | have re|ceived c|
|000014e0| 6f 6d 70 75 74 65 72 0a | 58 73 6f 66 74 77 61 72 |omputer.|Xsoftwar|
|000014f0| 65 20 70 72 6f 67 72 61 | 6d 73 20 66 72 6f 6d 20 |e progra|ms from |
|00001500| 79 6f 75 20 77 69 74 68 | 20 74 68 69 73 20 4c 69 |you with| this Li|
|00001510| 63 65 6e 73 65 20 41 67 | 72 65 65 6d 65 6e 74 20 |cense Ag|reement |
|00001520| 77 69 6c 6c 20 6e 6f 74 | 20 68 61 76 65 0a 58 74 |will not| have.Xt|
|00001530| 68 65 69 72 20 6c 69 63 | 65 6e 73 65 73 20 74 65 |heir lic|enses te|
|00001540| 72 6d 69 6e 61 74 65 64 | 20 73 6f 20 6c 6f 6e 67 |rminated| so long|
|00001550| 20 61 73 20 73 75 63 68 | 20 70 61 72 74 69 65 73 | as such| parties|
|00001560| 20 72 65 6d 61 69 6e 20 | 69 6e 20 66 75 6c 6c 20 | remain |in full |
|00001570| 63 6f 6d 70 6c 69 61 6e | 63 65 2e 0a 58 0a 58 20 |complian|ce..X.X |
|00001580| 20 35 2e 20 49 66 20 79 | 6f 75 20 77 69 73 68 20 | 5. If y|ou wish |
|00001590| 74 6f 20 69 6e 63 6f 72 | 70 6f 72 61 74 65 20 70 |to incor|porate p|
|000015a0| 61 72 74 73 20 6f 66 20 | 74 68 69 73 20 70 72 6f |arts of |this pro|
|000015b0| 67 72 61 6d 20 69 6e 74 | 6f 20 6f 74 68 65 72 20 |gram int|o other |
|000015c0| 66 72 65 65 0a 58 70 72 | 6f 67 72 61 6d 73 20 77 |free.Xpr|ograms w|
|000015d0| 68 6f 73 65 20 64 69 73 | 74 72 69 62 75 74 69 6f |hose dis|tributio|
|000015e0| 6e 20 63 6f 6e 64 69 74 | 69 6f 6e 73 20 61 72 65 |n condit|ions are|
|000015f0| 20 64 69 66 66 65 72 65 | 6e 74 2c 20 77 72 69 74 | differe|nt, writ|
|00001600| 65 20 74 6f 20 74 68 65 | 20 46 72 65 65 0a 58 53 |e to the| Free.XS|
|00001610| 6f 66 74 77 61 72 65 20 | 46 6f 75 6e 64 61 74 69 |oftware |Foundati|
|00001620| 6f 6e 20 61 74 20 36 37 | 35 20 4d 61 73 73 20 41 |on at 67|5 Mass A|
|00001630| 76 65 2c 20 43 61 6d 62 | 72 69 64 67 65 2c 20 4d |ve, Camb|ridge, M|
|00001640| 41 20 30 32 31 33 39 2e | 20 20 57 65 20 68 61 76 |A 02139.| We hav|
|00001650| 65 20 6e 6f 74 20 79 65 | 74 0a 58 77 6f 72 6b 65 |e not ye|t.Xworke|
|00001660| 64 20 6f 75 74 20 61 20 | 73 69 6d 70 6c 65 20 72 |d out a |simple r|
|00001670| 75 6c 65 20 74 68 61 74 | 20 63 61 6e 20 62 65 20 |ule that| can be |
|00001680| 73 74 61 74 65 64 20 68 | 65 72 65 2c 20 62 75 74 |stated h|ere, but|
|00001690| 20 77 65 20 77 69 6c 6c | 20 6f 66 74 65 6e 20 70 | we will| often p|
|000016a0| 65 72 6d 69 74 0a 58 74 | 68 69 73 2e 20 20 57 65 |ermit.Xt|his. We|
|000016b0| 20 77 69 6c 6c 20 62 65 | 20 67 75 69 64 65 64 20 | will be| guided |
|000016c0| 62 79 20 74 68 65 20 74 | 77 6f 20 67 6f 61 6c 73 |by the t|wo goals|
|000016d0| 20 6f 66 20 70 72 65 73 | 65 72 76 69 6e 67 20 74 | of pres|erving t|
|000016e0| 68 65 20 66 72 65 65 20 | 73 74 61 74 75 73 20 6f |he free |status o|
|000016f0| 66 0a 58 61 6c 6c 20 64 | 65 72 69 76 61 74 69 76 |f.Xall d|erivativ|
|00001700| 65 73 20 6f 66 20 6f 75 | 72 20 66 72 65 65 20 73 |es of ou|r free s|
|00001710| 6f 66 74 77 61 72 65 20 | 61 6e 64 20 6f 66 20 70 |oftware |and of p|
|00001720| 72 6f 6d 6f 74 69 6e 67 | 20 74 68 65 20 73 68 61 |romoting| the sha|
|00001730| 72 69 6e 67 20 61 6e 64 | 20 72 65 75 73 65 20 6f |ring and| reuse o|
|00001740| 66 0a 58 73 6f 66 74 77 | 61 72 65 2e 0a 58 0a 58 |f.Xsoftw|are..X.X|
|00001750| 0a 58 49 6e 20 6f 74 68 | 65 72 20 77 6f 72 64 73 |.XIn oth|er words|
|00001760| 2c 20 79 6f 75 20 61 72 | 65 20 77 65 6c 63 6f 6d |, you ar|e welcom|
|00001770| 65 20 74 6f 20 75 73 65 | 2c 20 73 68 61 72 65 20 |e to use|, share |
|00001780| 61 6e 64 20 69 6d 70 72 | 6f 76 65 20 74 68 69 73 |and impr|ove this|
|00001790| 20 70 72 6f 67 72 61 6d | 2e 0a 58 59 6f 75 20 61 | program|..XYou a|
|000017a0| 72 65 20 66 6f 72 62 69 | 64 64 65 6e 20 74 6f 20 |re forbi|dden to |
|000017b0| 66 6f 72 62 69 64 20 61 | 6e 79 6f 6e 65 20 65 6c |forbid a|nyone el|
|000017c0| 73 65 20 74 6f 20 75 73 | 65 2c 20 73 68 61 72 65 |se to us|e, share|
|000017d0| 20 61 6e 64 20 69 6d 70 | 72 6f 76 65 0a 58 77 68 | and imp|rove.Xwh|
|000017e0| 61 74 20 79 6f 75 20 67 | 69 76 65 20 74 68 65 6d |at you g|ive them|
|000017f0| 2e 20 20 20 48 65 6c 70 | 20 73 74 61 6d 70 20 6f |. Help| stamp o|
|00001800| 75 74 20 73 6f 66 74 77 | 61 72 65 2d 68 6f 61 72 |ut softw|are-hoar|
|00001810| 64 69 6e 67 21 20 20 2a | 2f 0a 58 0a 58 2f 2a 20 |ding! *|/.X.X/* |
|00001820| 54 68 69 73 20 76 65 72 | 73 69 6f 6e 20 6f 66 20 |This ver|sion of |
|00001830| 60 67 65 74 6f 70 74 27 | 20 61 70 70 65 61 72 73 |`getopt'| appears|
|00001840| 20 74 6f 20 74 68 65 20 | 63 61 6c 6c 65 72 20 6c | to the |caller l|
|00001850| 69 6b 65 20 73 74 61 6e | 64 61 72 64 20 55 6e 69 |ike stan|dard Uni|
|00001860| 78 20 60 67 65 74 6f 70 | 74 27 0a 58 20 20 20 62 |x `getop|t'.X b|
|00001870| 75 74 20 69 74 20 62 65 | 68 61 76 65 73 20 64 69 |ut it be|haves di|
|00001880| 66 66 65 72 65 6e 74 6c | 79 20 66 6f 72 20 74 68 |fferentl|y for th|
|00001890| 65 20 75 73 65 72 2c 20 | 73 69 6e 63 65 20 69 74 |e user, |since it|
|000018a0| 20 61 6c 6c 6f 77 73 20 | 74 68 65 20 75 73 65 72 | allows |the user|
|000018b0| 0a 58 20 20 20 74 6f 20 | 69 6e 74 65 72 73 70 65 |.X to |interspe|
|000018c0| 72 73 65 20 74 68 65 20 | 6f 70 74 69 6f 6e 73 20 |rse the |options |
|000018d0| 77 69 74 68 20 74 68 65 | 20 6f 74 68 65 72 20 61 |with the| other a|
|000018e0| 72 67 75 6d 65 6e 74 73 | 2e 0a 58 0a 58 20 20 20 |rguments|..X.X |
|000018f0| 41 73 20 60 67 65 74 6f | 70 74 27 20 77 6f 72 6b |As `geto|pt' work|
|00001900| 73 2c 20 69 74 20 70 65 | 72 6d 75 74 65 73 20 74 |s, it pe|rmutes t|
|00001910| 68 65 20 65 6c 65 6d 65 | 6e 74 73 20 6f 66 20 60 |he eleme|nts of `|
|00001920| 61 72 67 76 27 20 73 6f | 20 74 68 61 74 2c 0a 58 |argv' so| that,.X|
|00001930| 20 20 20 77 68 65 6e 20 | 69 74 20 69 73 20 64 6f | when |it is do|
|00001940| 6e 65 2c 20 61 6c 6c 20 | 74 68 65 20 6f 70 74 69 |ne, all |the opti|
|00001950| 6f 6e 73 20 70 72 65 63 | 65 64 65 20 65 76 65 72 |ons prec|ede ever|
|00001960| 79 74 68 69 6e 67 20 65 | 6c 73 65 2e 20 20 54 68 |ything e|lse. Th|
|00001970| 75 73 0a 58 20 20 20 61 | 6c 6c 20 61 70 70 6c 69 |us.X a|ll appli|
|00001980| 63 61 74 69 6f 6e 20 70 | 72 6f 67 72 61 6d 73 20 |cation p|rograms |
|00001990| 61 72 65 20 65 78 74 65 | 6e 64 65 64 20 74 6f 20 |are exte|nded to |
|000019a0| 68 61 6e 64 6c 65 20 66 | 6c 65 78 69 62 6c 65 20 |handle f|lexible |
|000019b0| 61 72 67 75 6d 65 6e 74 | 20 6f 72 64 65 72 2e 0a |argument| order..|
|000019c0| 58 0a 58 20 20 20 53 65 | 74 74 69 6e 67 20 74 68 |X.X Se|tting th|
|000019d0| 65 20 65 6e 76 69 72 6f | 6e 6d 65 6e 74 20 76 61 |e enviro|nment va|
|000019e0| 72 69 61 62 6c 65 20 5f | 50 4f 53 49 58 5f 4f 50 |riable _|POSIX_OP|
|000019f0| 54 49 4f 4e 5f 4f 52 44 | 45 52 20 64 69 73 61 62 |TION_ORD|ER disab|
|00001a00| 6c 65 73 20 70 65 72 6d | 75 74 61 74 69 6f 6e 2e |les perm|utation.|
|00001a10| 0a 58 20 20 20 54 68 65 | 6e 20 74 68 65 20 62 65 |.X The|n the be|
|00001a20| 68 61 76 69 6f 72 20 69 | 73 20 63 6f 6d 70 6c 65 |havior i|s comple|
|00001a30| 74 65 6c 79 20 73 74 61 | 6e 64 61 72 64 2e 0a 58 |tely sta|ndard..X|
|00001a40| 0a 58 20 20 20 47 4e 55 | 20 61 70 70 6c 69 63 61 |.X GNU| applica|
|00001a50| 74 69 6f 6e 20 70 72 6f | 67 72 61 6d 73 20 63 61 |tion pro|grams ca|
|00001a60| 6e 20 75 73 65 20 61 20 | 74 68 69 72 64 20 61 6c |n use a |third al|
|00001a70| 74 65 72 6e 61 74 69 76 | 65 20 6d 6f 64 65 20 69 |ternativ|e mode i|
|00001a80| 6e 20 77 68 69 63 68 0a | 58 20 20 20 74 68 65 79 |n which.|X they|
|00001a90| 20 63 61 6e 20 64 69 73 | 74 69 6e 67 75 69 73 68 | can dis|tinguish|
|00001aa0| 20 74 68 65 20 72 65 6c | 61 74 69 76 65 20 6f 72 | the rel|ative or|
|00001ab0| 64 65 72 20 6f 66 20 6f | 70 74 69 6f 6e 73 20 61 |der of o|ptions a|
|00001ac0| 6e 64 20 6f 74 68 65 72 | 20 61 72 67 75 6d 65 6e |nd other| argumen|
|00001ad0| 74 73 2e 20 20 2a 2f 0a | 58 0a 58 23 69 6e 63 6c |ts. */.|X.X#incl|
|00001ae0| 75 64 65 20 3c 73 74 64 | 69 6f 2e 68 3e 0a 58 0a |ude <std|io.h>.X.|
|00001af0| 58 23 69 66 20 53 59 53 | 56 20 7c 7c 20 53 59 53 |X#if SYS|V || SYS|
|00001b00| 56 52 33 0a 58 23 64 65 | 66 69 6e 65 20 62 63 6f |VR3.X#de|fine bco|
|00001b10| 70 79 28 73 2c 20 64 2c | 20 6c 29 20 6d 65 6d 63 |py(s, d,| l) memc|
|00001b20| 70 79 28 28 64 29 2c 20 | 28 73 29 2c 20 28 6c 29 |py((d), |(s), (l)|
|00001b30| 29 0a 58 23 64 65 66 69 | 6e 65 20 69 6e 64 65 78 |).X#defi|ne index|
|00001b40| 20 73 74 72 63 68 72 0a | 58 23 65 6e 64 69 66 0a | strchr.|X#endif.|
|00001b50| 58 0a 58 2f 2a 20 46 6f | 72 20 63 6f 6d 6d 75 6e |X.X/* Fo|r commun|
|00001b60| 69 63 61 74 69 6f 6e 20 | 66 72 6f 6d 20 60 67 65 |ication |from `ge|
|00001b70| 74 6f 70 74 27 20 74 6f | 20 74 68 65 20 63 61 6c |topt' to| the cal|
|00001b80| 6c 65 72 2e 0a 58 20 20 | 20 57 68 65 6e 20 60 67 |ler..X | When `g|
|00001b90| 65 74 6f 70 74 27 20 66 | 69 6e 64 73 20 61 6e 20 |etopt' f|inds an |
|00001ba0| 6f 70 74 69 6f 6e 20 74 | 68 61 74 20 74 61 6b 65 |option t|hat take|
|00001bb0| 73 20 61 6e 20 61 72 67 | 75 6d 65 6e 74 2c 0a 58 |s an arg|ument,.X|
|00001bc0| 20 20 20 74 68 65 20 61 | 72 67 75 6d 65 6e 74 20 | the a|rgument |
|00001bd0| 76 61 6c 75 65 20 69 73 | 20 72 65 74 75 72 6e 65 |value is| returne|
|00001be0| 64 20 68 65 72 65 2e 0a | 58 20 20 20 41 6c 73 6f |d here..|X Also|
|00001bf0| 2c 20 77 68 65 6e 20 60 | 6f 72 64 65 72 69 6e 67 |, when `|ordering|
|00001c00| 27 20 69 73 20 52 45 54 | 55 52 4e 5f 49 4e 5f 4f |' is RET|URN_IN_O|
|00001c10| 52 44 45 52 2c 0a 58 20 | 20 20 65 61 63 68 20 6e |RDER,.X | each n|
|00001c20| 6f 6e 2d 6f 70 74 69 6f | 6e 20 41 52 47 56 2d 65 |on-optio|n ARGV-e|
|00001c30| 6c 65 6d 65 6e 74 20 69 | 73 20 72 65 74 75 72 6e |lement i|s return|
|00001c40| 65 64 20 68 65 72 65 2e | 20 20 2a 2f 0a 58 0a 58 |ed here.| */.X.X|
|00001c50| 63 68 61 72 20 2a 6f 70 | 74 61 72 67 20 3d 20 30 |char *op|targ = 0|
|00001c60| 3b 0a 58 0a 58 2f 2a 20 | 49 6e 64 65 78 20 69 6e |;.X.X/* |Index in|
|00001c70| 20 41 52 47 56 20 6f 66 | 20 74 68 65 20 6e 65 78 | ARGV of| the nex|
|00001c80| 74 20 65 6c 65 6d 65 6e | 74 20 74 6f 20 62 65 20 |t elemen|t to be |
|00001c90| 73 63 61 6e 6e 65 64 2e | 0a 58 20 20 20 54 68 69 |scanned.|.X Thi|
|00001ca0| 73 20 69 73 20 75 73 65 | 64 20 66 6f 72 20 63 6f |s is use|d for co|
|00001cb0| 6d 6d 75 6e 69 63 61 74 | 69 6f 6e 20 74 6f 20 61 |mmunicat|ion to a|
|00001cc0| 6e 64 20 66 72 6f 6d 20 | 74 68 65 20 63 61 6c 6c |nd from |the call|
|00001cd0| 65 72 0a 58 20 20 20 61 | 6e 64 20 66 6f 72 20 63 |er.X a|nd for c|
|00001ce0| 6f 6d 6d 75 6e 69 63 61 | 74 69 6f 6e 20 62 65 74 |ommunica|tion bet|
|00001cf0| 77 65 65 6e 20 73 75 63 | 63 65 73 73 69 76 65 20 |ween suc|cessive |
|00001d00| 63 61 6c 6c 73 20 74 6f | 20 60 67 65 74 6f 70 74 |calls to| `getopt|
|00001d10| 27 2e 0a 58 0a 58 20 20 | 20 4f 6e 20 65 6e 74 72 |'..X.X | On entr|
|00001d20| 79 20 74 6f 20 60 67 65 | 74 6f 70 74 27 2c 20 7a |y to `ge|topt', z|
|00001d30| 65 72 6f 20 6d 65 61 6e | 73 20 74 68 69 73 20 69 |ero mean|s this i|
|00001d40| 73 20 74 68 65 20 66 69 | 72 73 74 20 63 61 6c 6c |s the fi|rst call|
|00001d50| 3b 20 69 6e 69 74 69 61 | 6c 69 7a 65 2e 0a 58 0a |; initia|lize..X.|
|00001d60| 58 20 20 20 57 68 65 6e | 20 60 67 65 74 6f 70 74 |X When| `getopt|
|00001d70| 27 20 72 65 74 75 72 6e | 73 20 45 4f 46 2c 20 74 |' return|s EOF, t|
|00001d80| 68 69 73 20 69 73 20 74 | 68 65 20 69 6e 64 65 78 |his is t|he index|
|00001d90| 20 6f 66 20 74 68 65 20 | 66 69 72 73 74 20 6f 66 | of the |first of|
|00001da0| 20 74 68 65 0a 58 20 20 | 20 6e 6f 6e 2d 6f 70 74 | the.X | non-opt|
|00001db0| 69 6f 6e 20 65 6c 65 6d | 65 6e 74 73 20 74 68 61 |ion elem|ents tha|
|00001dc0| 74 20 74 68 65 20 63 61 | 6c 6c 65 72 20 73 68 6f |t the ca|ller sho|
|00001dd0| 75 6c 64 20 69 74 73 65 | 6c 66 20 73 63 61 6e 2e |uld itse|lf scan.|
|00001de0| 0a 58 0a 58 20 20 20 4f | 74 68 65 72 77 69 73 65 |.X.X O|therwise|
|00001df0| 2c 20 60 6f 70 74 69 6e | 64 27 20 63 6f 6d 6d 75 |, `optin|d' commu|
|00001e00| 6e 69 63 61 74 65 73 20 | 66 72 6f 6d 20 6f 6e 65 |nicates |from one|
|00001e10| 20 63 61 6c 6c 20 74 6f | 20 74 68 65 20 6e 65 78 | call to| the nex|
|00001e20| 74 0a 58 20 20 20 68 6f | 77 20 6d 75 63 68 20 6f |t.X ho|w much o|
|00001e30| 66 20 41 52 47 56 20 68 | 61 73 20 62 65 65 6e 20 |f ARGV h|as been |
|00001e40| 73 63 61 6e 6e 65 64 20 | 73 6f 20 66 61 72 2e 20 |scanned |so far. |
|00001e50| 20 2a 2f 0a 58 0a 58 69 | 6e 74 20 6f 70 74 69 6e | */.X.Xi|nt optin|
|00001e60| 64 20 3d 20 30 3b 0a 58 | 0a 58 2f 2a 20 54 68 65 |d = 0;.X|.X/* The|
|00001e70| 20 6e 65 78 74 20 63 68 | 61 72 20 74 6f 20 62 65 | next ch|ar to be|
|00001e80| 20 73 63 61 6e 6e 65 64 | 20 69 6e 20 74 68 65 20 | scanned| in the |
|00001e90| 6f 70 74 69 6f 6e 2d 65 | 6c 65 6d 65 6e 74 0a 58 |option-e|lement.X|
|00001ea0| 20 20 20 69 6e 20 77 68 | 69 63 68 20 74 68 65 20 | in wh|ich the |
|00001eb0| 6c 61 73 74 20 6f 70 74 | 69 6f 6e 20 63 68 61 72 |last opt|ion char|
|00001ec0| 61 63 74 65 72 20 77 65 | 20 72 65 74 75 72 6e 65 |acter we| returne|
|00001ed0| 64 20 77 61 73 20 66 6f | 75 6e 64 2e 0a 58 20 20 |d was fo|und..X |
|00001ee0| 20 54 68 69 73 20 61 6c | 6c 6f 77 73 20 75 73 20 | This al|lows us |
|00001ef0| 74 6f 20 70 69 63 6b 20 | 75 70 20 74 68 65 20 73 |to pick |up the s|
|00001f00| 63 61 6e 20 77 68 65 72 | 65 20 77 65 20 6c 65 66 |can wher|e we lef|
|00001f10| 74 20 6f 66 66 2e 0a 58 | 0a 58 20 20 20 49 66 20 |t off..X|.X If |
|00001f20| 74 68 69 73 20 69 73 20 | 7a 65 72 6f 2c 20 6f 72 |this is |zero, or|
|00001f30| 20 61 20 6e 75 6c 6c 20 | 73 74 72 69 6e 67 2c 20 | a null |string, |
|00001f40| 69 74 20 6d 65 61 6e 73 | 20 72 65 73 75 6d 65 20 |it means| resume |
|00001f50| 74 68 65 20 73 63 61 6e | 0a 58 20 20 20 62 79 20 |the scan|.X by |
|00001f60| 61 64 76 61 6e 63 69 6e | 67 20 74 6f 20 74 68 65 |advancin|g to the|
|00001f70| 20 6e 65 78 74 20 41 52 | 47 56 2d 65 6c 65 6d 65 | next AR|GV-eleme|
|00001f80| 6e 74 2e 20 20 2a 2f 0a | 58 0a 58 73 74 61 74 69 |nt. */.|X.Xstati|
|00001f90| 63 20 63 68 61 72 20 2a | 6e 65 78 74 63 68 61 72 |c char *|nextchar|
|00001fa0| 3b 0a 58 0a 58 2f 2a 20 | 43 61 6c 6c 65 72 73 20 |;.X.X/* |Callers |
|00001fb0| 73 74 6f 72 65 20 7a 65 | 72 6f 20 68 65 72 65 20 |store ze|ro here |
|00001fc0| 74 6f 20 69 6e 68 69 62 | 69 74 20 74 68 65 20 65 |to inhib|it the e|
|00001fd0| 72 72 6f 72 20 6d 65 73 | 73 61 67 65 0a 58 20 20 |rror mes|sage.X |
|00001fe0| 20 66 6f 72 20 75 6e 72 | 65 63 6f 67 6e 69 7a 65 | for unr|ecognize|
|00001ff0| 64 20 6f 70 74 69 6f 6e | 73 2e 20 20 2a 2f 0a 58 |d option|s. */.X|
|00002000| 0a 58 69 6e 74 20 6f 70 | 74 65 72 72 20 3d 20 31 |.Xint op|terr = 1|
|00002010| 3b 0a 58 0a 58 2f 2a 20 | 44 65 73 63 72 69 62 65 |;.X.X/* |Describe|
|00002020| 20 68 6f 77 20 74 6f 20 | 64 65 61 6c 20 77 69 74 | how to |deal wit|
|00002030| 68 20 6f 70 74 69 6f 6e | 73 20 74 68 61 74 20 66 |h option|s that f|
|00002040| 6f 6c 6c 6f 77 20 6e 6f | 6e 2d 6f 70 74 69 6f 6e |ollow no|n-option|
|00002050| 20 41 52 47 56 2d 65 6c | 65 6d 65 6e 74 73 2e 0a | ARGV-el|ements..|
|00002060| 58 0a 58 20 20 20 55 4e | 53 50 45 43 49 46 49 45 |X.X UN|SPECIFIE|
|00002070| 44 20 6d 65 61 6e 73 20 | 74 68 65 20 63 61 6c 6c |D means |the call|
|00002080| 65 72 20 64 69 64 20 6e | 6f 74 20 73 70 65 63 69 |er did n|ot speci|
|00002090| 66 79 20 61 6e 79 74 68 | 69 6e 67 3b 0a 58 20 20 |fy anyth|ing;.X |
|000020a0| 20 74 68 65 20 64 65 66 | 61 75 6c 74 20 69 73 20 | the def|ault is |
|000020b0| 74 68 65 6e 20 52 45 51 | 55 49 52 45 5f 4f 52 44 |then REQ|UIRE_ORD|
|000020c0| 45 52 20 69 66 20 74 68 | 65 20 65 6e 76 69 72 6f |ER if th|e enviro|
|000020d0| 6e 6d 65 6e 74 20 76 61 | 72 69 61 62 6c 65 0a 58 |nment va|riable.X|
|000020e0| 20 20 20 5f 4f 50 54 49 | 4f 4e 53 5f 46 49 52 53 | _OPTI|ONS_FIRS|
|000020f0| 54 20 69 73 20 64 65 66 | 69 6e 65 64 2c 20 50 45 |T is def|ined, PE|
|00002100| 52 4d 55 54 45 20 6f 74 | 68 65 72 77 69 73 65 2e |RMUTE ot|herwise.|
|00002110| 0a 58 0a 58 20 20 20 52 | 45 51 55 49 52 45 5f 4f |.X.X R|EQUIRE_O|
|00002120| 52 44 45 52 20 6d 65 61 | 6e 73 20 64 6f 6e 27 74 |RDER mea|ns don't|
|00002130| 20 72 65 63 6f 67 6e 69 | 7a 65 20 74 68 65 6d 20 | recogni|ze them |
|00002140| 61 73 20 6f 70 74 69 6f | 6e 73 2e 0a 58 20 20 20 |as optio|ns..X |
|00002150| 53 74 6f 70 20 6f 70 74 | 69 6f 6e 20 70 72 6f 63 |Stop opt|ion proc|
|00002160| 65 73 73 69 6e 67 20 77 | 68 65 6e 20 74 68 65 20 |essing w|hen the |
|00002170| 66 69 72 73 74 20 6e 6f | 6e 2d 6f 70 74 69 6f 6e |first no|n-option|
|00002180| 20 69 73 20 73 65 65 6e | 2e 0a 58 20 20 20 54 68 | is seen|..X Th|
|00002190| 69 73 20 69 73 20 77 68 | 61 74 20 55 6e 69 78 20 |is is wh|at Unix |
|000021a0| 64 6f 65 73 2e 0a 58 0a | 58 20 20 20 50 45 52 4d |does..X.|X PERM|
|000021b0| 55 54 45 20 69 73 20 74 | 68 65 20 64 65 66 61 75 |UTE is t|he defau|
|000021c0| 6c 74 2e 20 20 57 65 20 | 70 65 72 6d 75 74 65 20 |lt. We |permute |
|000021d0| 74 68 65 20 63 6f 6e 74 | 65 6e 74 73 20 6f 66 20 |the cont|ents of |
|000021e0| 60 61 72 67 76 27 20 61 | 73 20 77 65 20 73 63 61 |`argv' a|s we sca|
|000021f0| 6e 2c 0a 58 20 20 20 73 | 6f 20 74 68 61 74 20 65 |n,.X s|o that e|
|00002200| 76 65 6e 74 75 61 6c 6c | 79 20 61 6c 6c 20 74 68 |ventuall|y all th|
|00002210| 65 20 6f 70 74 69 6f 6e | 73 20 61 72 65 20 61 74 |e option|s are at|
|00002220| 20 74 68 65 20 65 6e 64 | 2e 20 20 54 68 69 73 20 | the end|. This |
|00002230| 61 6c 6c 6f 77 73 20 6f | 70 74 69 6f 6e 73 0a 58 |allows o|ptions.X|
|00002240| 20 20 20 74 6f 20 62 65 | 20 67 69 76 65 6e 20 69 | to be| given i|
|00002250| 6e 20 61 6e 79 20 6f 72 | 64 65 72 2c 20 65 76 65 |n any or|der, eve|
|00002260| 6e 20 77 69 74 68 20 70 | 72 6f 67 72 61 6d 73 20 |n with p|rograms |
|00002270| 74 68 61 74 20 77 65 72 | 65 20 6e 6f 74 20 77 72 |that wer|e not wr|
|00002280| 69 74 74 65 6e 20 74 6f | 0a 58 20 20 20 65 78 70 |itten to|.X exp|
|00002290| 65 63 74 20 74 68 69 73 | 2e 0a 58 0a 58 20 20 20 |ect this|..X.X |
|000022a0| 52 45 54 55 52 4e 5f 49 | 4e 5f 4f 52 44 45 52 20 |RETURN_I|N_ORDER |
|000022b0| 69 73 20 61 6e 20 6f 70 | 74 69 6f 6e 20 61 76 61 |is an op|tion ava|
|000022c0| 69 6c 61 62 6c 65 20 74 | 6f 20 70 72 6f 67 72 61 |ilable t|o progra|
|000022d0| 6d 73 20 74 68 61 74 20 | 77 65 72 65 20 77 72 69 |ms that |were wri|
|000022e0| 74 74 65 6e 0a 58 20 20 | 20 74 6f 20 65 78 70 65 |tten.X | to expe|
|000022f0| 63 74 20 6f 70 74 69 6f | 6e 73 20 61 6e 64 20 6f |ct optio|ns and o|
|00002300| 74 68 65 72 20 41 52 47 | 56 2d 65 6c 65 6d 65 6e |ther ARG|V-elemen|
|00002310| 74 73 20 69 6e 20 61 6e | 79 20 6f 72 64 65 72 20 |ts in an|y order |
|00002320| 61 6e 64 20 74 68 61 74 | 20 63 61 72 65 20 61 62 |and that| care ab|
|00002330| 6f 75 74 0a 58 20 20 20 | 74 68 65 20 6f 72 64 65 |out.X |the orde|
|00002340| 72 69 6e 67 20 6f 66 20 | 74 68 65 20 74 77 6f 2e |ring of |the two.|
|00002350| 20 20 57 65 20 64 65 73 | 63 72 69 62 65 20 65 61 | We des|cribe ea|
|00002360| 63 68 20 6e 6f 6e 2d 6f | 70 74 69 6f 6e 20 41 52 |ch non-o|ption AR|
|00002370| 47 56 2d 65 6c 65 6d 65 | 6e 74 0a 58 20 20 20 61 |GV-eleme|nt.X a|
|00002380| 73 20 69 66 20 69 74 20 | 77 65 72 65 20 74 68 65 |s if it |were the|
|00002390| 20 61 72 67 75 6d 65 6e | 74 20 6f 66 20 61 6e 20 | argumen|t of an |
|000023a0| 6f 70 74 69 6f 6e 20 77 | 69 74 68 20 63 68 61 72 |option w|ith char|
|000023b0| 61 63 74 65 72 20 63 6f | 64 65 20 7a 65 72 6f 2e |acter co|de zero.|
|000023c0| 0a 58 20 20 20 55 73 69 | 6e 67 20 60 2d 27 20 61 |.X Usi|ng `-' a|
|000023d0| 73 20 74 68 65 20 66 69 | 72 73 74 20 63 68 61 72 |s the fi|rst char|
|000023e0| 61 63 74 65 72 20 6f 66 | 20 74 68 65 20 6c 69 73 |acter of| the lis|
|000023f0| 74 20 6f 66 20 6f 70 74 | 69 6f 6e 20 63 68 61 72 |t of opt|ion char|
|00002400| 61 63 74 65 72 73 0a 58 | 20 20 20 72 65 71 75 65 |acters.X| reque|
|00002410| 73 74 73 20 74 68 69 73 | 20 6d 6f 64 65 20 6f 66 |sts this| mode of|
|00002420| 20 6f 70 65 72 61 74 69 | 6f 6e 2e 0a 58 0a 58 20 | operati|on..X.X |
|00002430| 20 20 54 68 65 20 73 70 | 65 63 69 61 6c 20 61 72 | The sp|ecial ar|
|00002440| 67 75 6d 65 6e 74 20 60 | 2d 2d 27 20 66 6f 72 63 |gument `|--' forc|
|00002450| 65 73 20 61 6e 20 65 6e | 64 20 6f 66 20 6f 70 74 |es an en|d of opt|
|00002460| 69 6f 6e 2d 73 63 61 6e | 6e 69 6e 67 20 72 65 67 |ion-scan|ning reg|
|00002470| 61 72 64 6c 65 73 73 0a | 58 20 20 20 6f 66 20 74 |ardless.|X of t|
|00002480| 68 65 20 76 61 6c 75 65 | 20 6f 66 20 60 6f 72 64 |he value| of `ord|
|00002490| 65 72 69 6e 67 27 2e 20 | 20 49 6e 20 74 68 65 20 |ering'. | In the |
|000024a0| 63 61 73 65 20 6f 66 20 | 52 45 54 55 52 4e 5f 49 |case of |RETURN_I|
|000024b0| 4e 5f 4f 52 44 45 52 2c | 20 6f 6e 6c 79 0a 58 20 |N_ORDER,| only.X |
|000024c0| 20 20 60 2d 2d 27 20 63 | 61 6e 20 63 61 75 73 65 | `--' c|an cause|
|000024d0| 20 60 67 65 74 6f 70 74 | 27 20 74 6f 20 72 65 74 | `getopt|' to ret|
|000024e0| 75 72 6e 20 45 4f 46 20 | 77 69 74 68 20 60 6f 70 |urn EOF |with `op|
|000024f0| 74 69 6e 64 27 20 21 3d | 20 41 52 47 43 2e 20 20 |tind' !=| ARGC. |
|00002500| 2a 2f 0a 58 0a 58 73 74 | 61 74 69 63 20 65 6e 75 |*/.X.Xst|atic enu|
|00002510| 6d 20 7b 20 52 45 51 55 | 49 52 45 5f 4f 52 44 45 |m { REQU|IRE_ORDE|
|00002520| 52 2c 20 50 45 52 4d 55 | 54 45 2c 20 52 45 54 55 |R, PERMU|TE, RETU|
|00002530| 52 4e 5f 49 4e 5f 4f 52 | 44 45 52 20 7d 20 6f 72 |RN_IN_OR|DER } or|
|00002540| 64 65 72 69 6e 67 3b 0a | 58 0a 58 63 68 61 72 20 |dering;.|X.Xchar |
|00002550| 2a 6d 61 6c 6c 6f 63 20 | 28 29 3b 0a 58 0a 58 2f |*malloc |();.X.X/|
|00002560| 2a 20 41 6c 6c 6f 63 61 | 74 65 20 6d 65 6d 6f 72 |* Alloca|te memor|
|00002570| 79 20 64 79 6e 61 6d 69 | 63 61 6c 6c 79 2c 20 77 |y dynami|cally, w|
|00002580| 69 74 68 20 65 72 72 6f | 72 20 63 68 65 63 6b 69 |ith erro|r checki|
|00002590| 6e 67 2e 20 20 2a 2f 0a | 58 0a 58 73 74 61 74 69 |ng. */.|X.Xstati|
|000025a0| 63 20 63 68 61 72 20 2a | 0a 58 78 6d 61 6c 6c 6f |c char *|.Xxmallo|
|000025b0| 63 20 28 6e 29 0a 58 20 | 20 75 6e 73 69 67 6e 65 |c (n).X | unsigne|
|000025c0| 64 20 6e 3b 0a 58 7b 0a | 58 20 20 63 68 61 72 20 |d n;.X{.|X char |
|000025d0| 2a 70 3b 0a 58 0a 58 20 | 20 70 20 3d 20 6d 61 6c |*p;.X.X | p = mal|
|000025e0| 6c 6f 63 20 28 6e 29 3b | 0a 58 20 20 69 66 20 28 |loc (n);|.X if (|
|000025f0| 21 70 29 0a 58 20 20 20 | 20 7b 0a 58 20 20 20 20 |!p).X | {.X |
|00002600| 20 20 66 70 72 69 6e 74 | 66 20 28 73 74 64 65 72 | fprint|f (stder|
|00002610| 72 2c 20 22 56 69 72 74 | 75 61 6c 20 6d 65 6d 6f |r, "Virt|ual memo|
|00002620| 72 79 20 65 78 68 61 75 | 73 74 65 64 5c 6e 22 29 |ry exhau|sted\n")|
|00002630| 3b 0a 58 20 20 20 20 20 | 20 65 78 69 74 20 28 31 |;.X | exit (1|
|00002640| 29 3b 0a 58 20 20 20 20 | 7d 0a 58 20 20 72 65 74 |);.X |}.X ret|
|00002650| 75 72 6e 20 70 3b 0a 58 | 7d 0a 58 0a 58 2f 2a 20 |urn p;.X|}.X.X/* |
|00002660| 48 61 6e 64 6c 65 20 70 | 65 72 6d 75 74 61 74 69 |Handle p|ermutati|
|00002670| 6f 6e 20 6f 66 20 61 72 | 67 75 6d 65 6e 74 73 2e |on of ar|guments.|
|00002680| 20 20 2a 2f 0a 58 0a 58 | 2f 2a 20 44 65 73 63 72 | */.X.X|/* Descr|
|00002690| 69 62 65 20 74 68 65 20 | 70 61 72 74 20 6f 66 20 |ibe the |part of |
|000026a0| 41 52 47 56 20 74 68 61 | 74 20 63 6f 6e 74 61 69 |ARGV tha|t contai|
|000026b0| 6e 73 20 6e 6f 6e 2d 6f | 70 74 69 6f 6e 73 20 74 |ns non-o|ptions t|
|000026c0| 68 61 74 20 68 61 76 65 | 0a 58 20 20 20 62 65 65 |hat have|.X bee|
|000026d0| 6e 20 73 6b 69 70 70 65 | 64 2e 20 20 60 66 69 72 |n skippe|d. `fir|
|000026e0| 73 74 5f 6e 6f 6e 6f 70 | 74 27 20 69 73 20 74 68 |st_nonop|t' is th|
|000026f0| 65 20 69 6e 64 65 78 20 | 69 6e 20 41 52 47 56 20 |e index |in ARGV |
|00002700| 6f 66 20 74 68 65 20 66 | 69 72 73 74 20 6f 66 20 |of the f|irst of |
|00002710| 74 68 65 6d 3b 0a 58 20 | 20 20 60 6c 61 73 74 5f |them;.X | `last_|
|00002720| 6e 6f 6e 6f 70 74 27 20 | 69 73 20 74 68 65 20 69 |nonopt' |is the i|
|00002730| 6e 64 65 78 20 61 66 74 | 65 72 20 74 68 65 20 6c |ndex aft|er the l|
|00002740| 61 73 74 20 6f 66 20 74 | 68 65 6d 2e 20 20 2a 2f |ast of t|hem. */|
|00002750| 0a 58 0a 58 73 74 61 74 | 69 63 20 69 6e 74 20 66 |.X.Xstat|ic int f|
|00002760| 69 72 73 74 5f 6e 6f 6e | 6f 70 74 3b 0a 58 73 74 |irst_non|opt;.Xst|
|00002770| 61 74 69 63 20 69 6e 74 | 20 6c 61 73 74 5f 6e 6f |atic int| last_no|
|00002780| 6e 6f 70 74 3b 0a 58 0a | 58 2f 2a 20 45 78 63 68 |nopt;.X.|X/* Exch|
|00002790| 61 6e 67 65 20 74 77 6f | 20 61 64 6a 61 63 65 6e |ange two| adjacen|
|000027a0| 74 20 73 75 62 73 65 71 | 75 65 6e 63 65 73 20 6f |t subseq|uences o|
|000027b0| 66 20 41 52 47 56 2e 0a | 58 20 20 20 4f 6e 65 20 |f ARGV..|X One |
|000027c0| 73 75 62 73 65 71 75 65 | 6e 63 65 20 69 73 20 65 |subseque|nce is e|
|000027d0| 6c 65 6d 65 6e 74 73 20 | 5b 66 69 72 73 74 5f 6e |lements |[first_n|
|000027e0| 6f 6e 6f 70 74 2c 6c 61 | 73 74 5f 6e 6f 6e 6f 70 |onopt,la|st_nonop|
|000027f0| 74 29 0a 58 20 20 20 20 | 77 68 69 63 68 20 63 6f |t).X |which co|
|00002800| 6e 74 61 69 6e 73 20 61 | 6c 6c 20 74 68 65 20 6e |ntains a|ll the n|
|00002810| 6f 6e 2d 6f 70 74 69 6f | 6e 73 20 74 68 61 74 20 |on-optio|ns that |
|00002820| 68 61 76 65 20 62 65 65 | 6e 20 73 6b 69 70 70 65 |have bee|n skippe|
|00002830| 64 20 73 6f 20 66 61 72 | 2e 0a 58 20 20 20 54 68 |d so far|..X Th|
|00002840| 65 20 6f 74 68 65 72 20 | 69 73 20 65 6c 65 6d 65 |e other |is eleme|
|00002850| 6e 74 73 20 5b 6c 61 73 | 74 5f 6e 6f 6e 6f 70 74 |nts [las|t_nonopt|
|00002860| 2c 6f 70 74 69 6e 64 29 | 2c 20 77 68 69 63 68 20 |,optind)|, which |
|00002870| 63 6f 6e 74 61 69 6e 73 | 20 61 6c 6c 0a 58 20 20 |contains| all.X |
|00002880| 20 20 74 68 65 20 6f 70 | 74 69 6f 6e 73 20 70 72 | the op|tions pr|
|00002890| 6f 63 65 73 73 65 64 20 | 73 69 6e 63 65 20 74 68 |ocessed |since th|
|000028a0| 6f 73 65 20 6e 6f 6e 2d | 6f 70 74 69 6f 6e 73 20 |ose non-|options |
|000028b0| 77 65 72 65 20 73 6b 69 | 70 70 65 64 2e 0a 58 0a |were ski|pped..X.|
|000028c0| 58 20 20 20 60 66 69 72 | 73 74 5f 6e 6f 6e 6f 70 |X `fir|st_nonop|
|000028d0| 74 27 20 61 6e 64 20 60 | 6c 61 73 74 5f 6e 6f 6e |t' and `|last_non|
|000028e0| 6f 70 74 27 20 61 72 65 | 20 72 65 6c 6f 63 61 74 |opt' are| relocat|
|000028f0| 65 64 20 73 6f 20 74 68 | 61 74 20 74 68 65 79 20 |ed so th|at they |
|00002900| 64 65 73 63 72 69 62 65 | 0a 58 20 20 20 20 74 68 |describe|.X th|
|00002910| 65 20 6e 65 77 20 69 6e | 64 69 63 65 73 20 6f 66 |e new in|dices of|
|00002920| 20 74 68 65 20 6e 6f 6e | 2d 6f 70 74 69 6f 6e 73 | the non|-options|
|00002930| 20 69 6e 20 41 52 47 56 | 20 61 66 74 65 72 20 74 | in ARGV| after t|
|00002940| 68 65 79 20 61 72 65 20 | 6d 6f 76 65 64 2e 20 20 |hey are |moved. |
|00002950| 2a 2f 0a 58 0a 58 73 74 | 61 74 69 63 20 76 6f 69 |*/.X.Xst|atic voi|
|00002960| 64 0a 58 65 78 63 68 61 | 6e 67 65 20 28 61 72 67 |d.Xexcha|nge (arg|
|00002970| 76 29 0a 58 20 20 20 20 | 20 63 68 61 72 20 2a 2a |v).X | char **|
|00002980| 61 72 67 76 3b 0a 58 7b | 0a 58 20 20 69 6e 74 20 |argv;.X{|.X int |
|00002990| 6e 6f 6e 6f 70 74 73 5f | 73 69 7a 65 0a 58 20 20 |nonopts_|size.X |
|000029a0| 20 20 3d 20 28 6c 61 73 | 74 5f 6e 6f 6e 6f 70 74 | = (las|t_nonopt|
|000029b0| 20 2d 20 66 69 72 73 74 | 5f 6e 6f 6e 6f 70 74 29 | - first|_nonopt)|
|000029c0| 20 2a 20 73 69 7a 65 6f | 66 20 28 63 68 61 72 20 | * sizeo|f (char |
|000029d0| 2a 29 3b 0a 58 20 20 63 | 68 61 72 20 2a 2a 74 65 |*);.X c|har **te|
|000029e0| 6d 70 20 3d 20 28 63 68 | 61 72 20 2a 2a 29 20 78 |mp = (ch|ar **) x|
|000029f0| 6d 61 6c 6c 6f 63 20 28 | 6e 6f 6e 6f 70 74 73 5f |malloc (|nonopts_|
|00002a00| 73 69 7a 65 29 3b 0a 58 | 0a 58 20 20 2f 2a 20 49 |size);.X|.X /* I|
|00002a10| 6e 74 65 72 63 68 61 6e | 67 65 20 74 68 65 20 74 |nterchan|ge the t|
|00002a20| 77 6f 20 62 6c 6f 63 6b | 73 20 6f 66 20 64 61 74 |wo block|s of dat|
|00002a30| 61 20 69 6e 20 61 72 67 | 76 2e 20 20 2a 2f 0a 58 |a in arg|v. */.X|
|00002a40| 0a 58 20 20 62 63 6f 70 | 79 20 28 26 61 72 67 76 |.X bcop|y (&argv|
|00002a50| 5b 66 69 72 73 74 5f 6e | 6f 6e 6f 70 74 5d 2c 20 |[first_n|onopt], |
|00002a60| 74 65 6d 70 2c 20 6e 6f | 6e 6f 70 74 73 5f 73 69 |temp, no|nopts_si|
|00002a70| 7a 65 29 3b 0a 58 20 20 | 62 63 6f 70 79 20 28 26 |ze);.X |bcopy (&|
|00002a80| 61 72 67 76 5b 6c 61 73 | 74 5f 6e 6f 6e 6f 70 74 |argv[las|t_nonopt|
|00002a90| 5d 2c 20 26 61 72 67 76 | 5b 66 69 72 73 74 5f 6e |], &argv|[first_n|
|00002aa0| 6f 6e 6f 70 74 5d 2c 0a | 58 20 20 20 20 20 28 6f |onopt],.|X (o|
|00002ab0| 70 74 69 6e 64 20 2d 20 | 6c 61 73 74 5f 6e 6f 6e |ptind - |last_non|
|00002ac0| 6f 70 74 29 20 2a 20 73 | 69 7a 65 6f 66 20 28 63 |opt) * s|izeof (c|
|00002ad0| 68 61 72 20 2a 29 29 3b | 0a 58 20 20 62 63 6f 70 |har *));|.X bcop|
|00002ae0| 79 20 28 74 65 6d 70 2c | 20 26 61 72 67 76 5b 66 |y (temp,| &argv[f|
|00002af0| 69 72 73 74 5f 6e 6f 6e | 6f 70 74 20 2b 20 6f 70 |irst_non|opt + op|
|00002b00| 74 69 6e 64 20 2d 20 6c | 61 73 74 5f 6e 6f 6e 6f |tind - l|ast_nono|
|00002b10| 70 74 5d 2c 0a 58 20 20 | 20 20 20 6e 6f 6e 6f 70 |pt],.X | nonop|
|00002b20| 74 73 5f 73 69 7a 65 29 | 3b 0a 58 0a 58 20 20 66 |ts_size)|;.X.X f|
|00002b30| 72 65 65 20 28 74 65 6d | 70 29 3b 0a 58 0a 58 20 |ree (tem|p);.X.X |
|00002b40| 20 2f 2a 20 55 70 64 61 | 74 65 20 72 65 63 6f 72 | /* Upda|te recor|
|00002b50| 64 73 20 66 6f 72 20 74 | 68 65 20 73 6c 6f 74 73 |ds for t|he slots|
|00002b60| 20 74 68 65 20 6e 6f 6e | 2d 6f 70 74 69 6f 6e 73 | the non|-options|
|00002b70| 20 6e 6f 77 20 6f 63 63 | 75 70 79 2e 20 20 2a 2f | now occ|upy. */|
|00002b80| 0a 58 0a 58 20 20 66 69 | 72 73 74 5f 6e 6f 6e 6f |.X.X fi|rst_nono|
|00002b90| 70 74 20 2b 3d 20 28 6f | 70 74 69 6e 64 20 2d 20 |pt += (o|ptind - |
|00002ba0| 6c 61 73 74 5f 6e 6f 6e | 6f 70 74 29 3b 0a 58 20 |last_non|opt);.X |
|00002bb0| 20 6c 61 73 74 5f 6e 6f | 6e 6f 70 74 20 3d 20 6f | last_no|nopt = o|
|00002bc0| 70 74 69 6e 64 3b 0a 58 | 7d 0a 58 0a 58 2f 2a 20 |ptind;.X|}.X.X/* |
|00002bd0| 53 63 61 6e 20 65 6c 65 | 6d 65 6e 74 73 20 6f 66 |Scan ele|ments of|
|00002be0| 20 41 52 47 56 20 28 77 | 68 6f 73 65 20 6c 65 6e | ARGV (w|hose len|
|00002bf0| 67 74 68 20 69 73 20 41 | 52 47 43 29 20 66 6f 72 |gth is A|RGC) for|
|00002c00| 20 6f 70 74 69 6f 6e 20 | 63 68 61 72 61 63 74 65 | option |characte|
|00002c10| 72 73 0a 58 20 20 20 67 | 69 76 65 6e 20 69 6e 20 |rs.X g|iven in |
|00002c20| 4f 50 54 53 54 52 49 4e | 47 2e 0a 58 0a 58 20 20 |OPTSTRIN|G..X.X |
|00002c30| 20 49 66 20 61 6e 20 65 | 6c 65 6d 65 6e 74 20 6f | If an e|lement o|
|00002c40| 66 20 41 52 47 56 20 73 | 74 61 72 74 73 20 77 69 |f ARGV s|tarts wi|
|00002c50| 74 68 20 27 2d 27 2c 20 | 61 6e 64 20 69 73 20 6e |th '-', |and is n|
|00002c60| 6f 74 20 65 78 61 63 74 | 6c 79 20 22 2d 22 20 6f |ot exact|ly "-" o|
|00002c70| 72 20 22 2d 2d 22 2c 0a | 58 20 20 20 74 68 65 6e |r "--",.|X then|
|00002c80| 20 69 74 20 69 73 20 61 | 6e 20 6f 70 74 69 6f 6e | it is a|n option|
|00002c90| 20 65 6c 65 6d 65 6e 74 | 2e 20 20 54 68 65 20 63 | element|. The c|
|00002ca0| 68 61 72 61 63 74 65 72 | 73 20 6f 66 20 74 68 69 |haracter|s of thi|
|00002cb0| 73 20 65 6c 65 6d 65 6e | 74 0a 58 20 20 20 28 61 |s elemen|t.X (a|
|00002cc0| 73 69 64 65 20 66 72 6f | 6d 20 74 68 65 20 69 6e |side fro|m the in|
|00002cd0| 69 74 69 61 6c 20 27 2d | 27 29 20 61 72 65 20 6f |itial '-|') are o|
|00002ce0| 70 74 69 6f 6e 20 63 68 | 61 72 61 63 74 65 72 73 |ption ch|aracters|
|00002cf0| 2e 20 20 49 66 20 60 67 | 65 74 6f 70 74 27 0a 58 |. If `g|etopt'.X|
|00002d00| 20 20 20 69 73 20 63 61 | 6c 6c 65 64 20 72 65 70 | is ca|lled rep|
|00002d10| 65 61 74 65 64 6c 79 2c | 20 69 74 20 72 65 74 75 |eatedly,| it retu|
|00002d20| 72 6e 73 20 73 75 63 63 | 65 73 73 69 76 65 6c 79 |rns succ|essively|
|00002d30| 20 65 61 63 68 20 6f 66 | 20 74 68 65 20 6f 70 74 | each of| the opt|
|00002d40| 69 6f 6e 20 63 68 61 72 | 61 63 74 65 72 73 0a 58 |ion char|acters.X|
|00002d50| 20 20 20 66 72 6f 6d 20 | 65 61 63 68 20 6f 66 20 | from |each of |
|00002d60| 74 68 65 20 6f 70 74 69 | 6f 6e 20 65 6c 65 6d 65 |the opti|on eleme|
|00002d70| 6e 74 73 2e 0a 58 0a 58 | 20 20 20 49 66 20 60 67 |nts..X.X| If `g|
|00002d80| 65 74 6f 70 74 27 20 66 | 69 6e 64 73 20 61 6e 6f |etopt' f|inds ano|
|00002d90| 74 68 65 72 20 6f 70 74 | 69 6f 6e 20 63 68 61 72 |ther opt|ion char|
|00002da0| 61 63 74 65 72 2c 20 69 | 74 20 72 65 74 75 72 6e |acter, i|t return|
|00002db0| 73 20 74 68 61 74 20 63 | 68 61 72 61 63 74 65 72 |s that c|haracter|
|00002dc0| 2c 0a 58 20 20 20 75 70 | 64 61 74 69 6e 67 20 60 |,.X up|dating `|
|00002dd0| 6f 70 74 69 6e 64 27 20 | 61 6e 64 20 60 6e 65 78 |optind' |and `nex|
|00002de0| 74 63 68 61 72 27 20 73 | 6f 20 74 68 61 74 20 74 |tchar' s|o that t|
|00002df0| 68 65 20 6e 65 78 74 20 | 63 61 6c 6c 20 74 6f 20 |he next |call to |
|00002e00| 60 67 65 74 6f 70 74 27 | 20 63 61 6e 0a 58 20 20 |`getopt'| can.X |
|00002e10| 20 72 65 73 75 6d 65 20 | 74 68 65 20 73 63 61 6e | resume |the scan|
|00002e20| 20 77 69 74 68 20 74 68 | 65 20 66 6f 6c 6c 6f 77 | with th|e follow|
|00002e30| 69 6e 67 20 6f 70 74 69 | 6f 6e 20 63 68 61 72 61 |ing opti|on chara|
|00002e40| 63 74 65 72 20 6f 72 20 | 41 52 47 56 2d 65 6c 65 |cter or |ARGV-ele|
|00002e50| 6d 65 6e 74 2e 0a 58 0a | 58 20 20 20 49 66 20 74 |ment..X.|X If t|
|00002e60| 68 65 72 65 20 61 72 65 | 20 6e 6f 20 6d 6f 72 65 |here are| no more|
|00002e70| 20 6f 70 74 69 6f 6e 20 | 63 68 61 72 61 63 74 65 | option |characte|
|00002e80| 72 73 2c 20 60 67 65 74 | 6f 70 74 27 20 72 65 74 |rs, `get|opt' ret|
|00002e90| 75 72 6e 73 20 60 45 4f | 46 27 2e 0a 58 20 20 20 |urns `EO|F'..X |
|00002ea0| 54 68 65 6e 20 60 6f 70 | 74 69 6e 64 27 20 69 73 |Then `op|tind' is|
|00002eb0| 20 74 68 65 20 69 6e 64 | 65 78 20 69 6e 20 41 52 | the ind|ex in AR|
|00002ec0| 47 56 20 6f 66 20 74 68 | 65 20 66 69 72 73 74 20 |GV of th|e first |
|00002ed0| 41 52 47 56 2d 65 6c 65 | 6d 65 6e 74 0a 58 20 20 |ARGV-ele|ment.X |
|00002ee0| 20 74 68 61 74 20 69 73 | 20 6e 6f 74 20 61 6e 20 | that is| not an |
|00002ef0| 6f 70 74 69 6f 6e 2e 20 | 20 28 54 68 65 20 41 52 |option. | (The AR|
|00002f00| 47 56 2d 65 6c 65 6d 65 | 6e 74 73 20 68 61 76 65 |GV-eleme|nts have|
|00002f10| 20 62 65 65 6e 20 70 65 | 72 6d 75 74 65 64 0a 58 | been pe|rmuted.X|
|00002f20| 20 20 20 73 6f 20 74 68 | 61 74 20 74 68 6f 73 65 | so th|at those|
|00002f30| 20 74 68 61 74 20 61 72 | 65 20 6e 6f 74 20 6f 70 | that ar|e not op|
|00002f40| 74 69 6f 6e 73 20 6e 6f | 77 20 63 6f 6d 65 20 6c |tions no|w come l|
|00002f50| 61 73 74 2e 29 0a 58 0a | 58 20 20 20 4f 50 54 53 |ast.).X.|X OPTS|
|00002f60| 54 52 49 4e 47 20 69 73 | 20 61 20 73 74 72 69 6e |TRING is| a strin|
|00002f70| 67 20 63 6f 6e 74 61 69 | 6e 69 6e 67 20 74 68 65 |g contai|ning the|
|00002f80| 20 6c 65 67 69 74 69 6d | 61 74 65 20 6f 70 74 69 | legitim|ate opti|
|00002f90| 6f 6e 20 63 68 61 72 61 | 63 74 65 72 73 2e 0a 58 |on chara|cters..X|
|00002fa0| 20 20 20 41 20 63 6f 6c | 6f 6e 20 69 6e 20 4f 50 | A col|on in OP|
|00002fb0| 54 53 54 52 49 4e 47 20 | 6d 65 61 6e 73 20 74 68 |TSTRING |means th|
|00002fc0| 61 74 20 74 68 65 20 70 | 72 65 76 69 6f 75 73 20 |at the p|revious |
|00002fd0| 63 68 61 72 61 63 74 65 | 72 20 69 73 20 61 6e 20 |characte|r is an |
|00002fe0| 6f 70 74 69 6f 6e 0a 58 | 20 20 20 74 68 61 74 20 |option.X| that |
|00002ff0| 77 61 6e 74 73 20 61 6e | 20 61 72 67 75 6d 65 6e |wants an| argumen|
|00003000| 74 2e 20 20 54 68 65 20 | 61 72 67 75 6d 65 6e 74 |t. The |argument|
|00003010| 20 69 73 20 74 61 6b 65 | 6e 20 66 72 6f 6d 20 74 | is take|n from t|
|00003020| 68 65 20 72 65 73 74 20 | 6f 66 20 74 68 65 0a 58 |he rest |of the.X|
|00003030| 20 20 20 63 75 72 72 65 | 6e 74 20 41 52 47 56 2d | curre|nt ARGV-|
|00003040| 65 6c 65 6d 65 6e 74 2c | 20 6f 72 20 66 72 6f 6d |element,| or from|
|00003050| 20 74 68 65 20 66 6f 6c | 6c 6f 77 69 6e 67 20 41 | the fol|lowing A|
|00003060| 52 47 56 2d 65 6c 65 6d | 65 6e 74 2c 0a 58 20 20 |RGV-elem|ent,.X |
|00003070| 20 61 6e 64 20 72 65 74 | 75 72 6e 65 64 20 69 6e | and ret|urned in|
|00003080| 20 60 6f 70 74 61 72 67 | 27 2e 0a 58 0a 58 20 20 | `optarg|'..X.X |
|00003090| 20 49 66 20 61 6e 20 6f | 70 74 69 6f 6e 20 63 68 | If an o|ption ch|
|000030a0| 61 72 61 63 74 65 72 20 | 69 73 20 73 65 65 6e 20 |aracter |is seen |
|000030b0| 74 68 61 74 20 69 73 20 | 6e 6f 74 20 6c 69 73 74 |that is |not list|
|000030c0| 65 64 20 69 6e 20 4f 50 | 54 53 54 52 49 4e 47 2c |ed in OP|TSTRING,|
|000030d0| 0a 58 20 20 20 72 65 74 | 75 72 6e 20 27 3f 27 20 |.X ret|urn '?' |
|000030e0| 61 66 74 65 72 20 70 72 | 69 6e 74 69 6e 67 20 61 |after pr|inting a|
|000030f0| 6e 20 65 72 72 6f 72 20 | 6d 65 73 73 61 67 65 2e |n error |message.|
|00003100| 20 20 49 66 20 79 6f 75 | 20 73 65 74 20 60 6f 70 | If you| set `op|
|00003110| 74 65 72 72 27 20 74 6f | 0a 58 20 20 20 7a 65 72 |terr' to|.X zer|
|00003120| 6f 2c 20 74 68 65 20 65 | 72 72 6f 72 20 6d 65 73 |o, the e|rror mes|
|00003130| 73 61 67 65 20 69 73 20 | 73 75 70 70 72 65 73 73 |sage is |suppress|
|00003140| 65 64 20 62 75 74 20 77 | 65 20 73 74 69 6c 6c 20 |ed but w|e still |
|00003150| 72 65 74 75 72 6e 20 27 | 3f 27 2e 0a 58 0a 58 20 |return '|?'..X.X |
|00003160| 20 20 49 66 20 61 20 63 | 68 61 72 20 69 6e 20 4f | If a c|har in O|
|00003170| 50 54 53 54 52 49 4e 47 | 20 69 73 20 66 6f 6c 6c |PTSTRING| is foll|
|00003180| 6f 77 65 64 20 62 79 20 | 61 20 63 6f 6c 6f 6e 2c |owed by |a colon,|
|00003190| 20 74 68 61 74 20 6d 65 | 61 6e 73 20 69 74 20 77 | that me|ans it w|
|000031a0| 61 6e 74 73 20 61 6e 20 | 61 72 67 2c 0a 58 20 20 |ants an |arg,.X |
|000031b0| 20 73 6f 20 74 68 65 20 | 66 6f 6c 6c 6f 77 69 6e | so the |followin|
|000031c0| 67 20 74 65 78 74 20 69 | 6e 20 74 68 65 20 73 61 |g text i|n the sa|
|000031d0| 6d 65 20 41 52 47 56 2d | 65 6c 65 6d 65 6e 74 2c |me ARGV-|element,|
|000031e0| 20 6f 72 20 74 68 65 20 | 74 65 78 74 20 6f 66 20 | or the |text of |
|000031f0| 74 68 65 20 66 6f 6c 6c | 6f 77 69 6e 67 0a 58 20 |the foll|owing.X |
|00003200| 20 20 41 52 47 56 2d 65 | 6c 65 6d 65 6e 74 2c 20 | ARGV-e|lement, |
|00003210| 69 73 20 72 65 74 75 72 | 6e 65 64 20 69 6e 20 60 |is retur|ned in `|
|00003220| 6f 70 74 61 72 67 2e 20 | 20 54 77 6f 20 63 6f 6c |optarg. | Two col|
|00003230| 6f 6e 73 20 6d 65 61 6e | 20 61 6e 20 6f 70 74 69 |ons mean| an opti|
|00003240| 6f 6e 20 74 68 61 74 0a | 58 20 20 20 77 61 6e 74 |on that.|X want|
|00003250| 73 20 61 6e 20 6f 70 74 | 69 6f 6e 61 6c 20 61 72 |s an opt|ional ar|
|00003260| 67 3b 20 69 66 20 74 68 | 65 72 65 20 69 73 20 74 |g; if th|ere is t|
|00003270| 65 78 74 20 69 6e 20 74 | 68 65 20 63 75 72 72 65 |ext in t|he curre|
|00003280| 6e 74 20 41 52 47 56 2d | 65 6c 65 6d 65 6e 74 2c |nt ARGV-|element,|
|00003290| 0a 58 20 20 20 69 74 20 | 69 73 20 72 65 74 75 72 |.X it |is retur|
|000032a0| 6e 65 64 20 69 6e 20 60 | 6f 70 74 61 72 67 27 2e |ned in `|optarg'.|
|000032b0| 0a 58 0a 58 20 20 20 49 | 66 20 4f 50 54 53 54 52 |.X.X I|f OPTSTR|
|000032c0| 49 4e 47 20 73 74 61 72 | 74 73 20 77 69 74 68 20 |ING star|ts with |
|000032d0| 60 2d 27 2c 20 69 74 20 | 72 65 71 75 65 73 74 73 |`-', it |requests|
|000032e0| 20 61 20 64 69 66 66 65 | 72 65 6e 74 20 6d 65 74 | a diffe|rent met|
|000032f0| 68 6f 64 20 6f 66 20 68 | 61 6e 64 6c 69 6e 67 20 |hod of h|andling |
|00003300| 74 68 65 0a 58 20 20 20 | 6e 6f 6e 2d 6f 70 74 69 |the.X |non-opti|
|00003310| 6f 6e 20 41 52 47 56 2d | 65 6c 65 6d 65 6e 74 73 |on ARGV-|elements|
|00003320| 2e 20 20 53 65 65 20 74 | 68 65 20 63 6f 6d 6d 65 |. See t|he comme|
|00003330| 6e 74 73 20 61 62 6f 75 | 74 20 52 45 54 55 52 4e |nts abou|t RETURN|
|00003340| 5f 49 4e 5f 4f 52 44 45 | 52 2c 20 61 62 6f 76 65 |_IN_ORDE|R, above|
|00003350| 2e 0a 58 20 2a 2f 0a 58 | 0a 58 69 6e 74 0a 58 67 |..X */.X|.Xint.Xg|
|00003360| 65 74 6f 70 74 20 28 61 | 72 67 63 2c 20 61 72 67 |etopt (a|rgc, arg|
|00003370| 76 2c 20 6f 70 74 73 74 | 72 69 6e 67 29 0a 58 20 |v, optst|ring).X |
|00003380| 20 20 20 20 69 6e 74 20 | 61 72 67 63 3b 0a 58 20 | int |argc;.X |
|00003390| 20 20 20 20 63 68 61 72 | 20 2a 2a 61 72 67 76 3b | char| **argv;|
|000033a0| 0a 58 20 20 20 20 20 63 | 68 61 72 20 2a 6f 70 74 |.X c|har *opt|
|000033b0| 73 74 72 69 6e 67 3b 0a | 58 7b 0a 58 20 20 2f 2a |string;.|X{.X /*|
|000033c0| 20 49 6e 69 74 69 61 6c | 69 7a 65 20 74 68 65 20 | Initial|ize the |
|000033d0| 69 6e 74 65 72 6e 61 6c | 20 64 61 74 61 20 77 68 |internal| data wh|
|000033e0| 65 6e 20 74 68 65 20 66 | 69 72 73 74 20 63 61 6c |en the f|irst cal|
|000033f0| 6c 20 69 73 20 6d 61 64 | 65 2e 0a 58 20 20 20 20 |l is mad|e..X |
|00003400| 20 53 74 61 72 74 20 70 | 72 6f 63 65 73 73 69 6e | Start p|rocessin|
|00003410| 67 20 6f 70 74 69 6f 6e | 73 20 77 69 74 68 20 41 |g option|s with A|
|00003420| 52 47 56 2d 65 6c 65 6d | 65 6e 74 20 31 20 28 73 |RGV-elem|ent 1 (s|
|00003430| 69 6e 63 65 20 41 52 47 | 56 2d 65 6c 65 6d 65 6e |ince ARG|V-elemen|
|00003440| 74 20 30 0a 58 20 20 20 | 20 20 69 73 20 74 68 65 |t 0.X | is the|
|00003450| 20 70 72 6f 67 72 61 6d | 20 6e 61 6d 65 29 3b 20 | program| name); |
|00003460| 74 68 65 20 73 65 71 75 | 65 6e 63 65 20 6f 66 20 |the sequ|ence of |
|00003470| 70 72 65 76 69 6f 75 73 | 6c 79 20 73 6b 69 70 70 |previous|ly skipp|
|00003480| 65 64 0a 58 20 20 20 20 | 20 6e 6f 6e 2d 6f 70 74 |ed.X | non-opt|
|00003490| 69 6f 6e 20 41 52 47 56 | 2d 65 6c 65 6d 65 6e 74 |ion ARGV|-element|
|000034a0| 73 20 69 73 20 65 6d 70 | 74 79 2e 20 20 2a 2f 0a |s is emp|ty. */.|
|000034b0| 58 0a 58 20 20 69 66 20 | 28 6f 70 74 69 6e 64 20 |X.X if |(optind |
|000034c0| 3d 3d 20 30 29 0a 58 20 | 20 20 20 7b 0a 58 20 20 |== 0).X | {.X |
|000034d0| 20 20 20 20 66 69 72 73 | 74 5f 6e 6f 6e 6f 70 74 | firs|t_nonopt|
|000034e0| 20 3d 20 6c 61 73 74 5f | 6e 6f 6e 6f 70 74 20 3d | = last_|nonopt =|
|000034f0| 20 6f 70 74 69 6e 64 20 | 3d 20 31 3b 0a 58 0a 58 | optind |= 1;.X.X|
|00003500| 20 20 20 20 20 20 6e 65 | 78 74 63 68 61 72 20 3d | ne|xtchar =|
|00003510| 20 30 3b 0a 58 0a 58 20 | 20 20 20 20 20 2f 2a 20 | 0;.X.X | /* |
|00003520| 44 65 74 65 72 6d 69 6e | 65 20 68 6f 77 20 74 6f |Determin|e how to|
|00003530| 20 68 61 6e 64 6c 65 20 | 74 68 65 20 6f 72 64 65 | handle |the orde|
|00003540| 72 69 6e 67 20 6f 66 20 | 6f 70 74 69 6f 6e 73 20 |ring of |options |
|00003550| 61 6e 64 20 6e 6f 6e 6f | 70 74 69 6f 6e 73 2e 20 |and nono|ptions. |
|00003560| 20 2a 2f 0a 58 0a 58 20 | 20 20 20 20 20 69 66 20 | */.X.X | if |
|00003570| 28 6f 70 74 73 74 72 69 | 6e 67 5b 30 5d 20 3d 3d |(optstri|ng[0] ==|
|00003580| 20 27 2d 27 29 0a 58 20 | 20 20 20 6f 72 64 65 72 | '-').X | order|
|00003590| 69 6e 67 20 3d 20 52 45 | 54 55 52 4e 5f 49 4e 5f |ing = RE|TURN_IN_|
|000035a0| 4f 52 44 45 52 3b 0a 58 | 20 20 20 20 20 20 65 6c |ORDER;.X| el|
|000035b0| 73 65 20 69 66 20 28 67 | 65 74 65 6e 76 20 28 22 |se if (g|etenv ("|
|000035c0| 5f 50 4f 53 49 58 5f 4f | 50 54 49 4f 4e 5f 4f 52 |_POSIX_O|PTION_OR|
|000035d0| 44 45 52 22 29 20 21 3d | 20 30 29 0a 58 20 20 20 |DER") !=| 0).X |
|000035e0| 20 6f 72 64 65 72 69 6e | 67 20 3d 20 52 45 51 55 | orderin|g = REQU|
|000035f0| 49 52 45 5f 4f 52 44 45 | 52 3b 0a 58 20 20 20 20 |IRE_ORDE|R;.X |
|00003600| 20 20 65 6c 73 65 0a 58 | 20 20 20 20 6f 72 64 65 | else.X| orde|
|00003610| 72 69 6e 67 20 3d 20 50 | 45 52 4d 55 54 45 3b 0a |ring = P|ERMUTE;.|
|00003620| 58 20 20 20 20 7d 0a 58 | 0a 58 20 20 69 66 20 28 |X }.X|.X if (|
|00003630| 6e 65 78 74 63 68 61 72 | 20 3d 3d 20 30 20 7c 7c |nextchar| == 0 |||
|00003640| 20 2a 6e 65 78 74 63 68 | 61 72 20 3d 3d 20 30 29 | *nextch|ar == 0)|
|00003650| 0a 58 20 20 20 20 7b 0a | 58 20 20 20 20 20 20 69 |.X {.|X i|
|00003660| 66 20 28 6f 72 64 65 72 | 69 6e 67 20 3d 3d 20 50 |f (order|ing == P|
|00003670| 45 52 4d 55 54 45 29 0a | 58 20 20 20 20 7b 0a 58 |ERMUTE).|X {.X|
|00003680| 20 20 20 20 20 20 2f 2a | 20 49 66 20 77 65 20 68 | /*| If we h|
|00003690| 61 76 65 20 6a 75 73 74 | 20 70 72 6f 63 65 73 73 |ave just| process|
|000036a0| 65 64 20 73 6f 6d 65 20 | 6f 70 74 69 6f 6e 73 20 |ed some |options |
|000036b0| 66 6f 6c 6c 6f 77 69 6e | 67 20 73 6f 6d 65 20 6e |followin|g some n|
|000036c0| 6f 6e 2d 6f 70 74 69 6f | 6e 73 2c 0a 58 20 20 20 |on-optio|ns,.X |
|000036d0| 20 20 20 20 20 20 65 78 | 63 68 61 6e 67 65 20 74 | ex|change t|
|000036e0| 68 65 6d 20 73 6f 20 74 | 68 61 74 20 74 68 65 20 |hem so t|hat the |
|000036f0| 6f 70 74 69 6f 6e 73 20 | 63 6f 6d 65 20 66 69 72 |options |come fir|
|00003700| 73 74 2e 20 20 2a 2f 0a | 58 0a 58 20 20 20 20 20 |st. */.|X.X |
|00003710| 20 69 66 20 28 66 69 72 | 73 74 5f 6e 6f 6e 6f 70 | if (fir|st_nonop|
|00003720| 74 20 21 3d 20 6c 61 73 | 74 5f 6e 6f 6e 6f 70 74 |t != las|t_nonopt|
|00003730| 20 26 26 20 6c 61 73 74 | 5f 6e 6f 6e 6f 70 74 20 | && last|_nonopt |
|00003740| 21 3d 20 6f 70 74 69 6e | 64 29 0a 58 20 20 20 20 |!= optin|d).X |
|00003750| 20 20 20 20 65 78 63 68 | 61 6e 67 65 20 28 61 72 | exch|ange (ar|
|00003760| 67 76 29 3b 0a 58 20 20 | 20 20 20 20 65 6c 73 65 |gv);.X | else|
|00003770| 20 69 66 20 28 6c 61 73 | 74 5f 6e 6f 6e 6f 70 74 | if (las|t_nonopt|
|00003780| 20 21 3d 20 6f 70 74 69 | 6e 64 29 0a 58 20 20 20 | != opti|nd).X |
|00003790| 20 20 20 20 20 66 69 72 | 73 74 5f 6e 6f 6e 6f 70 | fir|st_nonop|
|000037a0| 74 20 3d 20 6f 70 74 69 | 6e 64 3b 0a 58 0a 58 20 |t = opti|nd;.X.X |
|000037b0| 20 20 20 20 20 2f 2a 20 | 4e 6f 77 20 73 6b 69 70 | /* |Now skip|
|000037c0| 20 61 6e 79 20 61 64 64 | 69 74 69 6f 6e 61 6c 20 | any add|itional |
|000037d0| 6e 6f 6e 2d 6f 70 74 69 | 6f 6e 73 0a 58 20 20 20 |non-opti|ons.X |
|000037e0| 20 20 20 20 20 20 61 6e | 64 20 65 78 74 65 6e 64 | an|d extend|
|000037f0| 20 74 68 65 20 72 61 6e | 67 65 20 6f 66 20 6e 6f | the ran|ge of no|
|00003800| 6e 2d 6f 70 74 69 6f 6e | 73 20 70 72 65 76 69 6f |n-option|s previo|
|00003810| 75 73 6c 79 20 73 6b 69 | 70 70 65 64 2e 20 20 2a |usly ski|pped. *|
|00003820| 2f 0a 58 0a 58 20 20 20 | 20 20 20 77 68 69 6c 65 |/.X.X | while|
|00003830| 20 28 6f 70 74 69 6e 64 | 20 3c 20 61 72 67 63 0a | (optind| < argc.|
|00003840| 58 20 20 20 20 20 20 20 | 20 20 26 26 20 28 61 72 |X | && (ar|
|00003850| 67 76 5b 6f 70 74 69 6e | 64 5d 5b 30 5d 20 21 3d |gv[optin|d][0] !=|
|00003860| 20 27 2d 27 0a 58 20 20 | 20 20 20 20 20 20 20 20 | '-'.X | |
|00003870| 20 20 20 7c 7c 20 61 72 | 67 76 5b 6f 70 74 69 6e | || ar|gv[optin|
|00003880| 64 5d 5b 31 5d 20 3d 3d | 20 30 29 29 0a 58 20 20 |d][1] ==| 0)).X |
|00003890| 20 20 20 20 20 20 6f 70 | 74 69 6e 64 2b 2b 3b 0a | op|tind++;.|
|000038a0| 58 20 20 20 20 20 20 6c | 61 73 74 5f 6e 6f 6e 6f |X l|ast_nono|
|000038b0| 70 74 20 3d 20 6f 70 74 | 69 6e 64 3b 0a 58 20 20 |pt = opt|ind;.X |
|000038c0| 20 20 7d 0a 58 0a 58 20 | 20 20 20 20 20 2f 2a 20 | }.X.X | /* |
|000038d0| 53 70 65 63 69 61 6c 20 | 41 52 47 56 2d 65 6c 65 |Special |ARGV-ele|
|000038e0| 6d 65 6e 74 20 60 2d 2d | 27 20 6d 65 61 6e 73 20 |ment `--|' means |
|000038f0| 70 72 65 6d 61 74 75 72 | 65 20 65 6e 64 20 6f 66 |prematur|e end of|
|00003900| 20 6f 70 74 69 6f 6e 73 | 2e 0a 58 20 20 20 20 20 | options|..X |
|00003910| 53 6b 69 70 20 69 74 20 | 6c 69 6b 65 20 61 20 6e |Skip it |like a n|
|00003920| 75 6c 6c 20 6f 70 74 69 | 6f 6e 2c 0a 58 20 20 20 |ull opti|on,.X |
|00003930| 20 20 74 68 65 6e 20 65 | 78 63 68 61 6e 67 65 20 | then e|xchange |
|00003940| 77 69 74 68 20 70 72 65 | 76 69 6f 75 73 20 6e 6f |with pre|vious no|
|00003950| 6e 2d 6f 70 74 69 6f 6e | 73 20 61 73 20 69 66 20 |n-option|s as if |
|00003960| 69 74 20 77 65 72 65 20 | 61 6e 20 6f 70 74 69 6f |it were |an optio|
|00003970| 6e 2c 0a 58 20 20 20 20 | 20 74 68 65 6e 20 73 6b |n,.X | then sk|
|00003980| 69 70 20 65 76 65 72 79 | 74 68 69 6e 67 20 65 6c |ip every|thing el|
|00003990| 73 65 20 6c 69 6b 65 20 | 61 20 6e 6f 6e 2d 6f 70 |se like |a non-op|
|000039a0| 74 69 6f 6e 2e 20 20 2a | 2f 0a 58 0a 58 20 20 20 |tion. *|/.X.X |
|000039b0| 20 20 20 69 66 20 28 6f | 70 74 69 6e 64 20 21 3d | if (o|ptind !=|
|000039c0| 20 61 72 67 63 20 26 26 | 20 21 73 74 72 63 6d 70 | argc &&| !strcmp|
|000039d0| 20 28 61 72 67 76 5b 6f | 70 74 69 6e 64 5d 2c 20 | (argv[o|ptind], |
|000039e0| 22 2d 2d 22 29 29 0a 58 | 20 20 20 20 7b 0a 58 20 |"--")).X| {.X |
|000039f0| 20 20 20 20 20 6f 70 74 | 69 6e 64 2b 2b 3b 0a 58 | opt|ind++;.X|
|00003a00| 0a 58 20 20 20 20 20 20 | 69 66 20 28 66 69 72 73 |.X |if (firs|
|00003a10| 74 5f 6e 6f 6e 6f 70 74 | 20 21 3d 20 6c 61 73 74 |t_nonopt| != last|
|00003a20| 5f 6e 6f 6e 6f 70 74 20 | 26 26 20 6c 61 73 74 5f |_nonopt |&& last_|
|00003a30| 6e 6f 6e 6f 70 74 20 21 | 3d 20 6f 70 74 69 6e 64 |nonopt !|= optind|
|00003a40| 29 0a 58 20 20 20 20 20 | 20 20 20 65 78 63 68 61 |).X | excha|
|00003a50| 6e 67 65 20 28 61 72 67 | 76 29 3b 0a 58 20 20 20 |nge (arg|v);.X |
|00003a60| 20 20 20 65 6c 73 65 20 | 69 66 20 28 66 69 72 73 | else |if (firs|
|00003a70| 74 5f 6e 6f 6e 6f 70 74 | 20 3d 3d 20 6c 61 73 74 |t_nonopt| == last|
|00003a80| 5f 6e 6f 6e 6f 70 74 29 | 0a 58 20 20 20 20 20 20 |_nonopt)|.X |
|00003a90| 20 20 66 69 72 73 74 5f | 6e 6f 6e 6f 70 74 20 3d | first_|nonopt =|
|00003aa0| 20 6f 70 74 69 6e 64 3b | 0a 58 20 20 20 20 20 20 | optind;|.X |
|00003ab0| 6c 61 73 74 5f 6e 6f 6e | 6f 70 74 20 3d 20 61 72 |last_non|opt = ar|
|00003ac0| 67 63 3b 0a 58 0a 58 20 | 20 20 20 20 20 6f 70 74 |gc;.X.X | opt|
|00003ad0| 69 6e 64 20 3d 20 61 72 | 67 63 3b 0a 58 20 20 20 |ind = ar|gc;.X |
|00003ae0| 20 7d 0a 58 0a 58 20 20 | 20 20 20 20 2f 2a 20 49 | }.X.X | /* I|
|00003af0| 66 20 77 65 20 68 61 76 | 65 20 64 6f 6e 65 20 61 |f we hav|e done a|
|00003b00| 6c 6c 20 74 68 65 20 41 | 52 47 56 2d 65 6c 65 6d |ll the A|RGV-elem|
|00003b10| 65 6e 74 73 2c 20 73 74 | 6f 70 20 74 68 65 20 73 |ents, st|op the s|
|00003b20| 63 61 6e 0a 58 20 20 20 | 20 20 61 6e 64 20 62 61 |can.X | and ba|
|00003b30| 63 6b 20 6f 76 65 72 20 | 61 6e 79 20 6e 6f 6e 2d |ck over |any non-|
|00003b40| 6f 70 74 69 6f 6e 73 20 | 74 68 61 74 20 77 65 20 |options |that we |
|00003b50| 73 6b 69 70 70 65 64 20 | 61 6e 64 20 70 65 72 6d |skipped |and perm|
|00003b60| 75 74 65 64 2e 20 20 2a | 2f 0a 58 0a 58 20 20 20 |uted. *|/.X.X |
|00003b70| 20 20 20 69 66 20 28 6f | 70 74 69 6e 64 20 3d 3d | if (o|ptind ==|
|00003b80| 20 61 72 67 63 29 0a 58 | 20 20 20 20 7b 0a 58 20 | argc).X| {.X |
|00003b90| 20 20 20 20 20 2f 2a 20 | 53 65 74 20 74 68 65 20 | /* |Set the |
|00003ba0| 6e 65 78 74 2d 61 72 67 | 2d 69 6e 64 65 78 20 74 |next-arg|-index t|
|00003bb0| 6f 20 70 6f 69 6e 74 20 | 61 74 20 74 68 65 20 6e |o point |at the n|
|00003bc0| 6f 6e 2d 6f 70 74 69 6f | 6e 73 0a 58 20 20 20 20 |on-optio|ns.X |
|00003bd0| 20 20 20 20 20 74 68 61 | 74 20 77 65 20 70 72 65 | tha|t we pre|
|00003be0| 76 69 6f 75 73 6c 79 20 | 73 6b 69 70 70 65 64 2c |viously |skipped,|
|00003bf0| 20 73 6f 20 74 68 65 20 | 63 61 6c 6c 65 72 20 77 | so the |caller w|
|00003c00| 69 6c 6c 20 64 69 67 65 | 73 74 20 74 68 65 6d 2e |ill dige|st them.|
|00003c10| 20 20 2a 2f 0a 58 20 20 | 20 20 20 20 69 66 20 28 | */.X | if (|
|00003c20| 66 69 72 73 74 5f 6e 6f | 6e 6f 70 74 20 21 3d 20 |first_no|nopt != |
|00003c30| 6c 61 73 74 5f 6e 6f 6e | 6f 70 74 29 0a 58 20 20 |last_non|opt).X |
|00003c40| 20 20 20 20 20 20 6f 70 | 74 69 6e 64 20 3d 20 66 | op|tind = f|
|00003c50| 69 72 73 74 5f 6e 6f 6e | 6f 70 74 3b 0a 58 20 20 |irst_non|opt;.X |
|00003c60| 20 20 20 20 72 65 74 75 | 72 6e 20 45 4f 46 3b 0a | retu|rn EOF;.|
|00003c70| 58 20 20 20 20 7d 0a 58 | 0a 58 20 20 20 20 20 20 |X }.X|.X |
|00003c80| 2f 2a 20 49 66 20 77 65 | 20 68 61 76 65 20 63 6f |/* If we| have co|
|00003c90| 6d 65 20 74 6f 20 61 20 | 6e 6f 6e 2d 6f 70 74 69 |me to a |non-opti|
|00003ca0| 6f 6e 20 61 6e 64 20 64 | 69 64 20 6e 6f 74 20 70 |on and d|id not p|
|00003cb0| 65 72 6d 75 74 65 20 69 | 74 2c 0a 58 20 20 20 20 |ermute i|t,.X |
|00003cc0| 20 65 69 74 68 65 72 20 | 73 74 6f 70 20 74 68 65 | either |stop the|
|00003cd0| 20 73 63 61 6e 20 6f 72 | 20 64 65 73 63 72 69 62 | scan or| describ|
|00003ce0| 65 20 69 74 20 74 6f 20 | 74 68 65 20 63 61 6c 6c |e it to |the call|
|00003cf0| 65 72 20 61 6e 64 20 70 | 61 73 73 20 69 74 20 62 |er and p|ass it b|
|00003d00| 79 2e 20 20 2a 2f 0a 58 | 0a 58 20 20 20 20 20 20 |y. */.X|.X |
|00003d10| 69 66 20 28 61 72 67 76 | 5b 6f 70 74 69 6e 64 5d |if (argv|[optind]|
|00003d20| 5b 30 5d 20 21 3d 20 27 | 2d 27 20 7c 7c 20 61 72 |[0] != '|-' || ar|
|00003d30| 67 76 5b 6f 70 74 69 6e | 64 5d 5b 31 5d 20 3d 3d |gv[optin|d][1] ==|
|00003d40| 20 30 29 0a 58 20 20 20 | 20 7b 0a 58 20 20 20 20 | 0).X | {.X |
|00003d50| 20 20 69 66 20 28 6f 72 | 64 65 72 69 6e 67 20 3d | if (or|dering =|
|00003d60| 3d 20 52 45 51 55 49 52 | 45 5f 4f 52 44 45 52 29 |= REQUIR|E_ORDER)|
|00003d70| 0a 58 20 20 20 20 20 20 | 20 20 72 65 74 75 72 6e |.X | return|
|00003d80| 20 45 4f 46 3b 0a 58 20 | 20 20 20 20 20 6f 70 74 | EOF;.X | opt|
|00003d90| 61 72 67 20 3d 20 61 72 | 67 76 5b 6f 70 74 69 6e |arg = ar|gv[optin|
|00003da0| 64 2b 2b 5d 3b 0a 58 20 | 20 20 20 20 20 72 65 74 |d++];.X | ret|
|00003db0| 75 72 6e 20 30 3b 0a 58 | 20 20 20 20 7d 0a 58 0a |urn 0;.X| }.X.|
|00003dc0| 58 20 20 20 20 20 20 2f | 2a 20 57 65 20 68 61 76 |X /|* We hav|
|00003dd0| 65 20 66 6f 75 6e 64 20 | 61 6e 6f 74 68 65 72 20 |e found |another |
|00003de0| 6f 70 74 69 6f 6e 2d 41 | 52 47 56 2d 65 6c 65 6d |option-A|RGV-elem|
|00003df0| 65 6e 74 2e 0a 58 20 20 | 20 20 20 53 74 61 72 74 |ent..X | Start|
|00003e00| 20 64 65 63 6f 64 69 6e | 67 20 69 74 73 20 63 68 | decodin|g its ch|
|00003e10| 61 72 61 63 74 65 72 73 | 2e 20 20 2a 2f 0a 58 0a |aracters|. */.X.|
|00003e20| 58 20 20 20 20 20 20 6e | 65 78 74 63 68 61 72 20 |X n|extchar |
|00003e30| 3d 20 61 72 67 76 5b 6f | 70 74 69 6e 64 5d 20 2b |= argv[o|ptind] +|
|00003e40| 20 31 3b 0a 58 20 20 20 | 20 7d 0a 58 0a 58 20 20 | 1;.X | }.X.X |
|00003e50| 2f 2a 20 4c 6f 6f 6b 20 | 61 74 20 61 6e 64 20 68 |/* Look |at and h|
|00003e60| 61 6e 64 6c 65 20 74 68 | 65 20 6e 65 78 74 20 6f |andle th|e next o|
|00003e70| 70 74 69 6f 6e 2d 63 68 | 61 72 61 63 74 65 72 2e |ption-ch|aracter.|
|00003e80| 20 20 2a 2f 0a 58 0a 58 | 20 20 7b 0a 58 20 20 20 | */.X.X| {.X |
|00003e90| 20 63 68 61 72 20 63 20 | 3d 20 2a 6e 65 78 74 63 | char c |= *nextc|
|00003ea0| 68 61 72 2b 2b 3b 0a 58 | 20 20 20 20 63 68 61 72 |har++;.X| char|
|00003eb0| 20 2a 74 65 6d 70 20 3d | 20 28 63 68 61 72 20 2a | *temp =| (char *|
|00003ec0| 29 20 69 6e 64 65 78 20 | 28 6f 70 74 73 74 72 69 |) index |(optstri|
|00003ed0| 6e 67 2c 20 63 29 3b 0a | 58 0a 58 20 20 20 20 2f |ng, c);.|X.X /|
|00003ee0| 2a 20 49 6e 63 72 65 6d | 65 6e 74 20 60 6f 70 74 |* Increm|ent `opt|
|00003ef0| 69 6e 64 27 20 77 68 65 | 6e 20 77 65 20 73 74 61 |ind' whe|n we sta|
|00003f00| 72 74 20 74 6f 20 70 72 | 6f 63 65 73 73 20 69 74 |rt to pr|ocess it|
|00003f10| 73 20 6c 61 73 74 20 63 | 68 61 72 61 63 74 65 72 |s last c|haracter|
|00003f20| 2e 20 20 2a 2f 0a 58 20 | 20 20 20 69 66 20 28 2a |. */.X | if (*|
|00003f30| 6e 65 78 74 63 68 61 72 | 20 3d 3d 20 30 29 0a 58 |nextchar| == 0).X|
|00003f40| 20 20 20 20 20 20 6f 70 | 74 69 6e 64 2b 2b 3b 0a | op|tind++;.|
|00003f50| 58 0a 58 20 20 20 20 69 | 66 20 28 74 65 6d 70 20 |X.X i|f (temp |
|00003f60| 3d 3d 20 30 20 7c 7c 20 | 63 20 3d 3d 20 27 3a 27 |== 0 || |c == ':'|
|00003f70| 29 0a 58 20 20 20 20 20 | 20 7b 0a 58 20 20 20 20 |).X | {.X |
|00003f80| 69 66 20 28 6f 70 74 65 | 72 72 20 21 3d 20 30 29 |if (opte|rr != 0)|
|00003f90| 0a 58 20 20 20 20 20 20 | 7b 0a 58 20 20 20 20 20 |.X |{.X |
|00003fa0| 20 20 20 69 66 20 28 63 | 20 3c 20 30 34 30 20 7c | if (c| < 040 ||
|00003fb0| 7c 20 63 20 3e 3d 20 30 | 31 37 37 29 0a 58 20 20 || c >= 0|177).X |
|00003fc0| 20 20 20 20 20 20 20 20 | 66 70 72 69 6e 74 66 20 | |fprintf |
|00003fd0| 28 73 74 64 65 72 72 2c | 20 22 25 73 3a 20 75 6e |(stderr,| "%s: un|
|00003fe0| 72 65 63 6f 67 6e 69 7a | 65 64 20 6f 70 74 69 6f |recogniz|ed optio|
|00003ff0| 6e 2c 20 63 68 61 72 61 | 63 74 65 72 20 63 6f 64 |n, chara|cter cod|
|00004000| 65 20 30 25 6f 5c 6e 22 | 2c 0a 58 20 20 20 20 20 |e 0%o\n"|,.X |
|00004010| 20 20 20 20 20 20 20 20 | 20 20 61 72 67 76 5b 30 | | argv[0|
|00004020| 5d 2c 20 63 29 3b 0a 58 | 20 20 20 20 20 20 20 20 |], c);.X| |
|00004030| 65 6c 73 65 0a 58 20 20 | 20 20 20 20 20 20 20 20 |else.X | |
|00004040| 66 70 72 69 6e 74 66 20 | 28 73 74 64 65 72 72 2c |fprintf |(stderr,|
|00004050| 20 22 25 73 3a 20 75 6e | 72 65 63 6f 67 6e 69 7a | "%s: un|recogniz|
|00004060| 65 64 20 6f 70 74 69 6f | 6e 20 60 2d 25 63 27 5c |ed optio|n `-%c'\|
|00004070| 6e 22 2c 0a 58 20 20 20 | 20 20 20 20 20 20 20 20 |n",.X | |
|00004080| 20 20 20 20 61 72 67 76 | 5b 30 5d 2c 20 63 29 3b | argv|[0], c);|
|00004090| 0a 58 20 20 20 20 20 20 | 7d 0a 58 20 20 20 20 72 |.X |}.X r|
|000040a0| 65 74 75 72 6e 20 27 3f | 27 3b 0a 58 20 20 20 20 |eturn '?|';.X |
|000040b0| 20 20 7d 0a 58 20 20 20 | 20 69 66 20 28 74 65 6d | }.X | if (tem|
|000040c0| 70 5b 31 5d 20 3d 3d 20 | 27 3a 27 29 0a 58 20 20 |p[1] == |':').X |
|000040d0| 20 20 20 20 7b 0a 58 20 | 20 20 20 69 66 20 28 74 | {.X | if (t|
|000040e0| 65 6d 70 5b 32 5d 20 3d | 3d 20 27 3a 27 29 0a 58 |emp[2] =|= ':').X|
|000040f0| 20 20 20 20 20 20 7b 0a | 58 20 20 20 20 20 20 20 | {.|X |
|00004100| 20 2f 2a 20 54 68 69 73 | 20 69 73 20 61 6e 20 6f | /* This| is an o|
|00004110| 70 74 69 6f 6e 20 74 68 | 61 74 20 61 63 63 65 70 |ption th|at accep|
|00004120| 74 73 20 61 6e 20 61 72 | 67 75 6d 65 6e 74 20 6f |ts an ar|gument o|
|00004130| 70 74 69 6f 6e 61 6c 6c | 79 2e 20 20 2a 2f 0a 58 |ptionall|y. */.X|
|00004140| 20 20 20 20 20 20 20 20 | 69 66 20 28 2a 6e 65 78 | |if (*nex|
|00004150| 74 63 68 61 72 20 21 3d | 20 30 29 0a 58 20 20 20 |tchar !=| 0).X |
|00004160| 20 20 20 20 20 20 20 7b | 0a 58 20 20 20 20 20 20 | {|.X |
|00004170| 20 20 20 20 20 20 6f 70 | 74 61 72 67 20 3d 20 6e | op|targ = n|
|00004180| 65 78 74 63 68 61 72 3b | 0a 58 20 20 20 20 20 20 |extchar;|.X |
|00004190| 20 20 6f 70 74 69 6e 64 | 2b 2b 3b 0a 58 20 20 20 | optind|++;.X |
|000041a0| 20 20 20 20 20 20 20 7d | 0a 58 20 20 20 20 20 20 | }|.X |
|000041b0| 20 20 65 6c 73 65 0a 58 | 20 20 20 20 20 20 20 20 | else.X| |
|000041c0| 20 20 6f 70 74 61 72 67 | 20 3d 20 30 3b 0a 58 20 | optarg| = 0;.X |
|000041d0| 20 20 20 20 20 20 20 6e | 65 78 74 63 68 61 72 20 | n|extchar |
|000041e0| 3d 20 30 3b 0a 58 20 20 | 20 20 20 20 7d 0a 58 20 |= 0;.X | }.X |
|000041f0| 20 20 20 65 6c 73 65 0a | 58 20 20 20 20 20 20 7b | else.|X {|
|00004200| 0a 58 20 20 20 20 20 20 | 20 20 2f 2a 20 54 68 69 |.X | /* Thi|
|00004210| 73 20 69 73 20 61 6e 20 | 6f 70 74 69 6f 6e 20 74 |s is an |option t|
|00004220| 68 61 74 20 72 65 71 75 | 69 72 65 73 20 61 6e 20 |hat requ|ires an |
|00004230| 61 72 67 75 6d 65 6e 74 | 2e 20 20 2a 2f 0a 58 20 |argument|. */.X |
|00004240| 20 20 20 20 20 20 20 69 | 66 20 28 2a 6e 65 78 74 | i|f (*next|
|00004250| 63 68 61 72 20 21 3d 20 | 30 29 0a 58 20 20 20 20 |char != |0).X |
|00004260| 20 20 20 20 20 20 7b 0a | 58 20 20 20 20 20 20 20 | {.|X |
|00004270| 20 6f 70 74 61 72 67 20 | 3d 20 6e 65 78 74 63 68 | optarg |= nextch|
|00004280| 61 72 3b 0a 58 20 20 20 | 20 20 20 20 20 2f 2a 20 |ar;.X | /* |
|00004290| 49 66 20 77 65 20 65 6e | 64 20 74 68 69 73 20 41 |If we en|d this A|
|000042a0| 52 47 56 2d 65 6c 65 6d | 65 6e 74 20 62 79 20 74 |RGV-elem|ent by t|
|000042b0| 61 6b 69 6e 67 20 74 68 | 65 20 72 65 73 74 20 61 |aking th|e rest a|
|000042c0| 73 20 61 6e 20 61 72 67 | 2c 0a 58 20 20 20 20 20 |s an arg|,.X |
|000042d0| 20 20 20 20 20 20 77 65 | 20 6d 75 73 74 20 61 64 | we| must ad|
|000042e0| 76 61 6e 63 65 20 74 6f | 20 74 68 65 20 6e 65 78 |vance to| the nex|
|000042f0| 74 20 65 6c 65 6d 65 6e | 74 20 6e 6f 77 2e 20 20 |t elemen|t now. |
|00004300| 2a 2f 0a 58 20 20 20 20 | 20 20 20 20 6f 70 74 69 |*/.X | opti|
|00004310| 6e 64 2b 2b 3b 0a 58 20 | 20 20 20 20 20 20 20 20 |nd++;.X | |
|00004320| 20 7d 0a 58 20 20 20 20 | 20 20 20 20 65 6c 73 65 | }.X | else|
|00004330| 20 69 66 20 28 6f 70 74 | 69 6e 64 20 3d 3d 20 61 | if (opt|ind == a|
|00004340| 72 67 63 29 0a 58 20 20 | 20 20 20 20 20 20 20 20 |rgc).X | |
|00004350| 7b 0a 58 20 20 20 20 20 | 20 20 20 69 66 20 28 6f |{.X | if (o|
|00004360| 70 74 65 72 72 20 21 3d | 20 30 29 0a 58 20 20 20 |pterr !=| 0).X |
|00004370| 20 20 20 20 20 20 20 66 | 70 72 69 6e 74 66 20 28 | f|printf (|
|00004380| 73 74 64 65 72 72 2c 20 | 22 25 73 3a 20 6e 6f 20 |stderr, |"%s: no |
|00004390| 61 72 67 75 6d 65 6e 74 | 20 66 6f 72 20 60 2d 25 |argument| for `-%|
|000043a0| 63 27 20 6f 70 74 69 6f | 6e 5c 6e 22 2c 0a 58 20 |c' optio|n\n",.X |
|000043b0| 20 20 20 20 20 20 20 20 | 20 20 20 20 20 20 61 72 | | ar|
|000043c0| 67 76 5b 30 5d 2c 20 63 | 29 3b 0a 58 20 20 20 20 |gv[0], c|);.X |
|000043d0| 20 20 20 20 63 20 3d 20 | 27 3f 27 3b 0a 58 20 20 | c = |'?';.X |
|000043e0| 20 20 20 20 20 20 20 20 | 7d 0a 58 20 20 20 20 20 | |}.X |
|000043f0| 20 20 20 65 6c 73 65 0a | 58 20 20 20 20 20 20 20 | else.|X |
|00004400| 20 20 20 2f 2a 20 57 65 | 20 61 6c 72 65 61 64 79 | /* We| already|
|00004410| 20 69 6e 63 72 65 6d 65 | 6e 74 65 64 20 60 6f 70 | increme|nted `op|
|00004420| 74 69 6e 64 27 20 6f 6e | 63 65 3b 0a 58 20 20 20 |tind' on|ce;.X |
|00004430| 20 20 20 20 20 20 69 6e | 63 72 65 6d 65 6e 74 20 | in|crement |
|00004440| 69 74 20 61 67 61 69 6e | 20 77 68 65 6e 20 74 61 |it again| when ta|
|00004450| 6b 69 6e 67 20 6e 65 78 | 74 20 41 52 47 56 2d 65 |king nex|t ARGV-e|
|00004460| 6c 74 20 61 73 20 61 72 | 67 75 6d 65 6e 74 2e 20 |lt as ar|gument. |
|00004470| 20 2a 2f 0a 58 20 20 20 | 20 20 20 20 20 20 20 6f | */.X | o|
|00004480| 70 74 61 72 67 20 3d 20 | 61 72 67 76 5b 6f 70 74 |ptarg = |argv[opt|
|00004490| 69 6e 64 2b 2b 5d 3b 0a | 58 20 20 20 20 20 20 20 |ind++];.|X |
|000044a0| 20 6e 65 78 74 63 68 61 | 72 20 3d 20 30 3b 0a 58 | nextcha|r = 0;.X|
|000044b0| 20 20 20 20 20 20 7d 0a | 58 20 20 20 20 20 20 7d | }.|X }|
|000044c0| 0a 58 20 20 20 20 72 65 | 74 75 72 6e 20 63 3b 0a |.X re|turn c;.|
|000044d0| 58 20 20 7d 0a 58 7d 0a | 58 0a 58 6d 65 6d 63 70 |X }.X}.|X.Xmemcp|
|000044e0| 79 28 73 2c 64 2c 6c 65 | 6e 29 0a 58 63 68 61 72 |y(s,d,le|n).Xchar|
|000044f0| 20 2a 73 2c 2a 64 3b 0a | 58 69 6e 74 20 6c 65 6e | *s,*d;.|Xint len|
|00004500| 3b 0a 58 7b 0a 58 09 77 | 68 69 6c 65 28 6c 65 6e |;.X{.X.w|hile(len|
|00004510| 2d 2d 29 20 2a 64 2b 2b | 20 3d 20 2a 73 2b 2b 3b |--) *d++| = *s++;|
|00004520| 0a 58 7d 0a 45 4e 44 5f | 4f 46 5f 46 49 4c 45 0a |.X}.END_|OF_FILE.|
|00004530| 69 66 20 74 65 73 74 20 | 31 36 32 35 39 20 2d 6e |if test |16259 -n|
|00004540| 65 20 60 77 63 20 2d 63 | 20 3c 27 67 65 74 6f 70 |e `wc -c| <'getop|
|00004550| 74 2e 63 27 60 3b 20 74 | 68 65 6e 0a 20 20 20 20 |t.c'`; t|hen. |
|00004560| 65 63 68 6f 20 73 68 61 | 72 3a 20 5c 22 27 67 65 |echo sha|r: \"'ge|
|00004570| 74 6f 70 74 2e 63 27 5c | 22 20 75 6e 70 61 63 6b |topt.c'\|" unpack|
|00004580| 65 64 20 77 69 74 68 20 | 77 72 6f 6e 67 20 73 69 |ed with |wrong si|
|00004590| 7a 65 21 0a 66 69 0a 23 | 20 65 6e 64 20 6f 66 20 |ze!.fi.#| end of |
|000045a0| 27 67 65 74 6f 70 74 2e | 63 27 0a 66 69 0a 69 66 |'getopt.|c'.fi.if|
|000045b0| 20 74 65 73 74 20 2d 66 | 20 27 72 68 70 61 72 73 | test -f| 'rhpars|
|000045c0| 65 2e 63 27 20 2d 61 20 | 22 24 7b 31 7d 22 20 21 |e.c' -a |"${1}" !|
|000045d0| 3d 20 22 2d 63 22 20 3b | 20 74 68 65 6e 20 0a 20 |= "-c" ;| then . |
|000045e0| 20 65 63 68 6f 20 73 68 | 61 72 3a 20 57 69 6c 6c | echo sh|ar: Will|
|000045f0| 20 6e 6f 74 20 63 6c 6f | 62 62 65 72 20 65 78 69 | not clo|bber exi|
|00004600| 73 74 69 6e 67 20 66 69 | 6c 65 20 5c 22 27 72 68 |sting fi|le \"'rh|
|00004610| 70 61 72 73 65 2e 63 27 | 5c 22 0a 65 6c 73 65 0a |parse.c'|\".else.|
|00004620| 65 63 68 6f 20 73 68 61 | 72 3a 20 45 78 74 72 61 |echo sha|r: Extra|
|00004630| 63 74 69 6e 67 20 5c 22 | 27 72 68 70 61 72 73 65 |cting \"|'rhparse|
|00004640| 2e 63 27 5c 22 20 5c 28 | 31 34 35 30 33 20 63 68 |.c'\" \(|14503 ch|
|00004650| 61 72 61 63 74 65 72 73 | 5c 29 0a 73 65 64 20 22 |aracters|\).sed "|
|00004660| 73 2f 5e 58 2f 2f 22 20 | 3e 27 72 68 70 61 72 73 |s/^X//" |>'rhpars|
|00004670| 65 2e 63 27 20 3c 3c 27 | 45 4e 44 5f 4f 46 5f 46 |e.c' <<'|END_OF_F|
|00004680| 49 4c 45 27 0a 58 0a 58 | 2f 2a 20 2d 2d 2d 2d 2d |ILE'.X.X|/* -----|
|00004690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000046a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000046b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000046c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000046d0| 2d 0a 58 20 2a 20 46 49 | 4c 45 3a 20 72 68 70 61 |-.X * FI|LE: rhpa|
|000046e0| 72 73 65 2e 63 0a 58 20 | 2a 20 56 45 52 53 49 4f |rse.c.X |* VERSIO|
|000046f0| 4e 3a 20 32 0a 58 20 2a | 20 57 72 69 74 74 65 6e |N: 2.X *| Written|
|00004700| 20 62 79 3a 20 4b 65 6e | 20 53 74 61 75 66 66 65 | by: Ken| Stauffe|
|00004710| 72 0a 58 20 2a 20 54 68 | 69 73 20 63 6f 6e 74 61 |r.X * Th|is conta|
|00004720| 69 6e 73 20 74 68 65 20 | 70 61 72 73 65 72 20 66 |ins the |parser f|
|00004730| 6f 72 20 74 68 65 20 43 | 20 65 78 70 72 65 73 73 |or the C| express|
|00004740| 69 6f 6e 73 2c 0a 58 20 | 2a 20 67 65 74 74 6f 6b |ions,.X |* gettok|
|00004750| 65 6e 28 29 2c 20 67 65 | 74 69 74 28 29 20 61 6e |en(), ge|tit() an|
|00004760| 64 20 75 6e 67 65 74 69 | 74 28 29 20 72 6f 75 74 |d ungeti|t() rout|
|00004770| 69 6e 65 73 2e 0a 58 20 | 2a 20 73 65 63 74 69 6d |ines..X |* sectim|
|00004780| 65 28 29 2c 20 64 61 74 | 65 73 70 65 63 28 29 2c |e(), dat|espec(),|
|00004790| 20 65 78 70 72 65 73 73 | 69 6f 6e 28 29 2c 20 65 | express|ion(), e|
|000047a0| 78 70 72 28 29 2c 20 65 | 78 70 30 28 29 2c 20 2e |xpr(), e|xp0(), .|
|000047b0| 2e 2e 20 2c 20 66 61 63 | 74 6f 72 28 29 0a 58 20 |.. , fac|tor().X |
|000047c0| 2a 20 6c 6f 63 61 74 65 | 6e 61 6d 65 28 29 2c 20 |* locate|name(), |
|000047d0| 70 75 73 68 28 29 2c 20 | 66 69 6e 64 5f 6d 61 63 |push(), |find_mac|
|000047e0| 72 6f 28 29 0a 58 20 2a | 0a 58 20 2a 0a 58 20 2a |ro().X *|.X *.X *|
|000047f0| 20 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d | -------|--------|
|00004800| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004810| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004820| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004830| 2d 2d 2d 2d 2d 2d 2d 20 | 2a 2f 0a 58 0a 58 23 69 |------- |*/.X.X#i|
|00004840| 6e 63 6c 75 64 65 20 22 | 72 68 2e 68 22 0a 58 23 |nclude "|rh.h".X#|
|00004850| 69 6e 63 6c 75 64 65 20 | 3c 63 74 79 70 65 2e 68 |include |<ctype.h|
|00004860| 3e 0a 58 23 69 6e 63 6c | 75 64 65 20 3c 70 77 64 |>.X#incl|ude <pwd|
|00004870| 2e 68 3e 0a 58 0a 58 73 | 74 61 74 69 63 20 69 6e |.h>.X.Xs|tatic in|
|00004880| 74 20 63 70 6f 73 3b 09 | 09 2f 2a 20 63 75 72 72 |t cpos;.|./* curr|
|00004890| 65 6e 74 20 63 68 61 72 | 61 63 74 65 72 20 70 6f |ent char|acter po|
|000048a0| 73 69 74 69 6f 6e 20 2a | 2f 0a 58 73 74 61 74 69 |sition *|/.Xstati|
|000048b0| 63 20 69 6e 74 20 6c 69 | 6e 65 6e 6f 3b 09 09 2f |c int li|neno;../|
|000048c0| 2a 20 63 75 72 72 65 6e | 74 20 6c 69 6e 65 20 6e |* curren|t line n|
|000048d0| 75 6d 62 65 72 20 2a 2f | 0a 58 0a 58 2f 2a 20 2d |umber */|.X.X/* -|
|000048e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000048f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004900| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004910| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004920| 2d 2d 2d 2d 2d 0a 58 20 | 2a 20 67 65 74 69 74 3a |-----.X |* getit:|
|00004930| 0a 58 20 2a 09 52 65 74 | 75 72 6e 20 74 68 65 20 |.X *.Ret|urn the |
|00004940| 6e 65 78 74 20 63 68 61 | 72 61 63 74 65 72 2c 20 |next cha|racter, |
|00004950| 69 6e 70 75 74 20 69 73 | 20 6f 62 74 61 69 6e 65 |input is| obtaine|
|00004960| 64 20 66 72 6f 6d 20 61 | 20 66 69 6c 65 20 6f 72 |d from a| file or|
|00004970| 0a 58 20 2a 09 61 20 73 | 74 72 69 6e 67 2e 0a 58 |.X *.a s|tring..X|
|00004980| 20 2a 09 49 66 20 65 78 | 70 73 74 72 20 3d 3d 20 | *.If ex|pstr == |
|00004990| 4e 55 4c 4c 20 74 68 65 | 6e 20 69 6e 70 75 74 20 |NULL the|n input |
|000049a0| 69 73 20 66 72 6f 6d 20 | 74 68 65 20 66 69 6c 65 |is from |the file|
|000049b0| 20 63 61 6c 6c 65 64 20 | 27 65 78 70 66 6e 61 6d | called |'expfnam|
|000049c0| 65 27 0a 58 20 2a 09 77 | 69 74 68 20 66 69 6c 65 |e'.X *.w|ith file|
|000049d0| 20 70 6f 69 6e 74 65 72 | 20 27 65 78 70 66 69 6c | pointer| 'expfil|
|000049e0| 65 27 2e 0a 58 20 2a 0a | 58 20 2a 09 49 66 20 65 |e'..X *.|X *.If e|
|000049f0| 78 70 73 74 72 20 21 3d | 20 4e 55 4c 4c 20 74 68 |xpstr !=| NULL th|
|00004a00| 65 6e 20 69 6e 70 75 74 | 20 69 73 20 66 72 6f 6d |en input| is from|
|00004a10| 20 74 68 65 20 73 74 72 | 69 6e 67 20 27 65 78 70 | the str|ing 'exp|
|00004a20| 73 74 72 27 0a 58 20 2a | 0a 58 20 2a 2f 0a 58 0a |str'.X *|.X */.X.|
|00004a30| 58 67 65 74 69 74 28 29 | 0a 58 7b 0a 58 09 69 6e |Xgetit()|.X{.X.in|
|00004a40| 74 20 63 3b 0a 58 0a 58 | 09 69 66 28 20 65 78 70 |t c;.X.X|.if( exp|
|00004a50| 73 74 72 20 29 20 63 20 | 3d 20 28 2a 65 78 70 73 |str ) c |= (*exps|
|00004a60| 74 72 29 20 3f 20 2a 65 | 78 70 73 74 72 2b 2b 20 |tr) ? *e|xpstr++ |
|00004a70| 3a 20 45 4f 46 3b 0a 58 | 09 65 6c 73 65 20 63 20 |: EOF;.X|.else c |
|00004a80| 3d 20 67 65 74 63 28 65 | 78 70 66 69 6c 65 29 3b |= getc(e|xpfile);|
|00004a90| 0a 58 0a 58 09 69 66 28 | 20 63 20 3d 3d 20 27 5c |.X.X.if(| c == '\|
|00004aa0| 6e 27 20 29 20 7b 20 6c | 69 6e 65 6e 6f 2b 2b 3b |n' ) { l|ineno++;|
|00004ab0| 20 63 70 6f 73 20 3d 20 | 30 3b 20 7d 0a 58 09 63 | cpos = |0; }.X.c|
|00004ac0| 70 6f 73 2b 2b 3b 0a 58 | 0a 58 09 72 65 74 75 72 |pos++;.X|.X.retur|
|00004ad0| 6e 28 63 29 3b 0a 58 7d | 0a 58 0a 58 2f 2a 20 2d |n(c);.X}|.X.X/* -|
|00004ae0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004af0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004b00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004b10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004b20| 2d 2d 2d 2d 2d 0a 58 20 | 2a 20 75 6e 67 65 74 69 |-----.X |* ungeti|
|00004b30| 74 3a 0a 58 20 2a 09 55 | 6e 67 65 74 20 61 20 63 |t:.X *.U|nget a c|
|00004b40| 68 61 72 2e 0a 58 20 2a | 09 41 20 63 68 61 72 61 |har..X *|.A chara|
|00004b50| 63 74 65 72 20 69 73 20 | 75 6e 67 6f 74 74 65 6e |cter is |ungotten|
|00004b60| 20 75 73 69 6e 67 20 74 | 68 65 20 73 61 6d 65 20 | using t|he same |
|00004b70| 73 63 68 65 6d 65 20 61 | 73 20 73 74 61 74 65 64 |scheme a|s stated|
|00004b80| 20 66 6f 72 0a 58 20 2a | 09 67 65 74 69 74 28 29 | for.X *|.getit()|
|00004b90| 20 66 6f 72 20 64 65 74 | 65 72 6d 69 6e 69 6e 67 | for det|ermining|
|00004ba0| 20 77 68 65 72 65 20 69 | 6e 70 75 74 20 69 73 20 | where i|nput is |
|00004bb0| 63 6f 6d 6d 69 6e 67 20 | 66 72 6f 6d 2e 0a 58 20 |comming |from..X |
|00004bc0| 2a 0a 58 20 2a 2f 0a 58 | 0a 58 75 6e 67 65 74 69 |*.X */.X|.Xungeti|
|00004bd0| 74 28 63 29 0a 58 69 6e | 74 20 63 3b 0a 58 7b 0a |t(c).Xin|t c;.X{.|
|00004be0| 58 09 69 66 28 20 63 20 | 3d 3d 20 27 5c 6e 27 20 |X.if( c |== '\n' |
|00004bf0| 29 20 7b 20 6c 69 6e 65 | 6e 6f 2d 2d 3b 20 63 70 |) { line|no--; cp|
|00004c00| 6f 73 20 3d 20 31 3b 20 | 7d 0a 58 09 65 6c 73 65 |os = 1; |}.X.else|
|00004c10| 20 63 70 6f 73 2d 2d 3b | 0a 58 09 69 66 28 20 65 | cpos--;|.X.if( e|
|00004c20| 78 70 73 74 72 20 29 20 | 65 78 70 73 74 72 20 3d |xpstr ) |expstr =|
|00004c30| 20 28 63 20 3e 20 30 29 | 20 3f 20 65 78 70 73 74 | (c > 0)| ? expst|
|00004c40| 72 2d 31 20 3a 20 65 78 | 70 73 74 72 3b 0a 58 09 |r-1 : ex|pstr;.X.|
|00004c50| 65 6c 73 65 20 75 6e 67 | 65 74 63 28 63 2c 65 78 |else ung|etc(c,ex|
|00004c60| 70 66 69 6c 65 29 3b 0a | 58 7d 0a 58 0a 58 2f 2a |pfile);.|X}.X.X/*|
|00004c70| 20 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d | -------|--------|
|00004c80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004c90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004ca0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004cb0| 2d 2d 2d 2d 2d 2d 2d 0a | 58 20 2a 20 65 72 72 6f |-------.|X * erro|
|00004cc0| 72 3a 0a 58 20 2a 09 50 | 72 69 6e 74 20 61 6e 20 |r:.X *.P|rint an |
|00004cd0| 65 72 72 6f 72 20 6d 65 | 73 73 61 67 65 20 61 6e |error me|ssage an|
|00004ce0| 64 20 71 75 69 74 2e 0a | 58 20 2a 2f 0a 58 20 0a |d quit..|X */.X .|
|00004cf0| 58 65 72 72 6f 72 28 73 | 29 0a 58 63 68 61 72 20 |Xerror(s|).Xchar |
|00004d00| 2a 73 3b 0a 58 7b 0a 58 | 09 69 66 28 20 65 78 70 |*s;.X{.X|.if( exp|
|00004d10| 73 74 72 20 29 0a 58 09 | 09 66 70 72 69 6e 74 66 |str ).X.|.fprintf|
|00004d20| 28 73 74 64 65 72 72 2c | 22 43 6f 6d 6d 61 6e 64 |(stderr,|"Command|
|00004d30| 20 6c 69 6e 65 3a 20 22 | 29 3b 0a 58 09 65 6c 73 | line: "|);.X.els|
|00004d40| 65 0a 58 09 09 66 70 72 | 69 6e 74 66 28 73 74 64 |e.X..fpr|intf(std|
|00004d50| 65 72 72 2c 22 25 73 3a | 20 22 2c 65 78 70 66 6e |err,"%s:| ",expfn|
|00004d60| 61 6d 65 29 3b 0a 58 0a | 58 09 66 70 72 69 6e 74 |ame);.X.|X.fprint|
|00004d70| 66 28 73 74 64 65 72 72 | 2c 22 6c 69 6e 65 3a 20 |f(stderr|,"line: |
|00004d80| 25 64 2c 20 63 68 61 72 | 3a 20 25 64 2c 20 25 73 |%d, char|: %d, %s|
|00004d90| 2e 5c 6e 22 2c 6c 69 6e | 65 6e 6f 2c 63 70 6f 73 |.\n",lin|eno,cpos|
|00004da0| 2c 73 29 3b 0a 58 09 65 | 78 69 74 28 31 29 3b 0a |,s);.X.e|xit(1);.|
|00004db0| 58 7d 0a 58 0a 58 2f 2a | 20 2d 2d 2d 2d 2d 2d 2d |X}.X.X/*| -------|
|00004dc0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004dd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004df0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0a |--------|-------.|
|00004e00| 58 20 2a 20 69 6e 73 65 | 72 74 6e 61 6d 65 3a 0a |X * inse|rtname:.|
|00004e10| 58 20 2a 09 49 6e 73 65 | 72 74 73 20 74 68 65 20 |X *.Inse|rts the |
|00004e20| 73 79 6d 62 6f 6c 20 6e | 61 6d 65 64 20 27 73 27 |symbol n|amed 's'|
|00004e30| 20 77 69 74 68 20 74 79 | 70 65 20 27 74 27 20 61 | with ty|pe 't' a|
|00004e40| 6e 64 20 76 61 6c 75 65 | 20 27 76 61 6c 27 0a 58 |nd value| 'val'.X|
|00004e50| 20 2a 09 69 6e 74 6f 20 | 74 68 65 20 73 79 6d 62 | *.into |the symb|
|00004e60| 6f 6c 20 74 61 62 6c 65 | 2e 20 52 65 74 75 72 6e |ol table|. Return|
|00004e70| 20 74 68 65 20 61 20 70 | 6f 69 6e 74 65 72 20 74 | the a p|ointer t|
|00004e80| 6f 20 74 68 65 20 73 79 | 6d 62 6f 6c 0a 58 20 2a |o the sy|mbol.X *|
|00004e90| 09 74 61 62 6c 65 20 65 | 6e 74 72 79 2e 20 54 68 |.table e|ntry. Th|
|00004ea0| 65 20 73 79 6d 62 6f 6c | 20 69 73 20 69 6e 73 65 |e symbol| is inse|
|00004eb0| 72 74 65 64 20 69 6e 74 | 6f 20 74 68 65 20 68 65 |rted int|o the he|
|00004ec0| 61 64 20 6f 66 20 74 68 | 65 0a 58 20 2a 09 6c 69 |ad of th|e.X *.li|
|00004ed0| 6e 6b 65 64 20 6c 69 73 | 74 2e 20 54 68 69 73 20 |nked lis|t. This |
|00004ee0| 62 65 68 61 76 69 6f 72 | 20 69 73 20 72 65 6c 69 |behavior| is reli|
|00004ef0| 65 64 20 75 70 6f 6e 20 | 65 6c 73 77 68 65 72 65 |ed upon |elswhere|
|00004f00| 2e 0a 58 20 2a 0a 58 20 | 2a 2f 0a 58 0a 58 73 74 |..X *.X |*/.X.Xst|
|00004f10| 72 75 63 74 20 73 79 6d | 62 6f 6c 20 2a 69 6e 73 |ruct sym|bol *ins|
|00004f20| 65 72 74 6e 61 6d 65 28 | 73 2c 74 2c 76 61 6c 29 |ertname(|s,t,val)|
|00004f30| 0a 58 63 68 61 72 20 2a | 73 3b 0a 58 69 6e 74 20 |.Xchar *|s;.Xint |
|00004f40| 74 3b 0a 58 6c 6f 6e 67 | 20 76 61 6c 3b 0a 58 7b |t;.Xlong| val;.X{|
|00004f50| 0a 58 09 63 68 61 72 20 | 2a 70 2c 2a 6d 61 6c 6c |.X.char |*p,*mall|
|00004f60| 6f 63 28 29 3b 0a 58 09 | 73 74 72 75 63 74 20 73 |oc();.X.|struct s|
|00004f70| 79 6d 62 6f 6c 20 2a 73 | 79 6d 3b 0a 58 0a 58 09 |ymbol *s|ym;.X.X.|
|00004f80| 73 79 6d 20 3d 20 28 73 | 74 72 75 63 74 20 73 79 |sym = (s|truct sy|
|00004f90| 6d 62 6f 6c 20 2a 29 20 | 6d 61 6c 6c 6f 63 28 20 |mbol *) |malloc( |
|00004fa0| 73 69 7a 65 6f 66 28 73 | 74 72 75 63 74 20 73 79 |sizeof(s|truct sy|
|00004fb0| 6d 62 6f 6c 29 20 29 3b | 0a 58 09 69 66 28 20 73 |mbol) );|.X.if( s|
|00004fc0| 79 6d 20 3d 3d 20 4e 55 | 4c 4c 20 29 20 65 72 72 |ym == NU|LL ) err|
|00004fd0| 6f 72 28 22 6e 6f 20 6d | 6f 72 65 20 6d 65 6d 6f |or("no m|ore memo|
|00004fe0| 72 79 22 29 3b 0a 58 0a | 58 09 70 20 3d 20 73 79 |ry");.X.|X.p = sy|
|00004ff0| 6d 2d 3e 6e 61 6d 65 20 | 3d 20 6d 61 6c 6c 6f 63 |m->name |= malloc|
|00005000| 28 20 73 74 72 6c 65 6e | 28 73 29 2b 31 20 29 3b |( strlen|(s)+1 );|
|00005010| 0a 58 09 69 66 28 20 73 | 79 6d 2d 3e 6e 61 6d 65 |.X.if( s|ym->name|
|00005020| 20 3d 3d 20 4e 55 4c 4c | 20 29 20 65 72 72 6f 72 | == NULL| ) error|
|00005030| 28 22 6e 6f 20 6d 6f 72 | 65 20 6d 65 6d 6f 72 79 |("no mor|e memory|
|00005040| 22 29 3b 0a 58 09 77 68 | 69 6c 65 28 20 2a 70 2b |");.X.wh|ile( *p+|
|00005050| 2b 20 3d 20 2a 73 2b 2b | 20 29 3b 0a 58 09 73 79 |+ = *s++| );.X.sy|
|00005060| 6d 2d 3e 74 79 70 65 20 | 3d 20 74 3b 0a 58 09 73 |m->type |= t;.X.s|
|00005070| 79 6d 2d 3e 76 61 6c 75 | 65 20 3d 20 76 61 6c 3b |ym->valu|e = val;|
|00005080| 0a 58 0a 58 09 73 79 6d | 2d 3e 6e 65 78 74 20 3d |.X.X.sym|->next =|
|00005090| 20 73 79 6d 62 6f 6c 73 | 3b 0a 58 09 73 79 6d 62 | symbols|;.X.symb|
|000050a0| 6f 6c 73 20 3d 20 73 79 | 6d 3b 0a 58 09 0a 58 09 |ols = sy|m;.X..X.|
|000050b0| 72 65 74 75 72 6e 28 20 | 73 79 6d 20 29 3b 0a 58 |return( |sym );.X|
|000050c0| 7d 0a 58 0a 58 2f 2a 20 | 2d 2d 2d 2d 2d 2d 2d 2d |}.X.X/* |--------|
|000050d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000050e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000050f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005100| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0a 58 |--------|------.X|
|00005110| 20 2a 20 6c 6f 63 61 74 | 65 6e 61 6d 65 3a 0a 58 | * locat|ename:.X|
|00005120| 20 2a 09 44 6f 20 61 20 | 6c 69 6e 65 61 72 20 73 | *.Do a |linear s|
|00005130| 65 61 72 63 68 20 66 6f | 72 20 27 73 27 20 69 6e |earch fo|r 's' in|
|00005140| 20 74 68 65 20 6c 69 6e | 6b 65 64 20 6c 69 73 74 | the lin|ked list|
|00005150| 20 73 79 6d 62 6f 6c 73 | 2e 0a 58 20 2a 0a 58 20 | symbols|..X *.X |
|00005160| 2a 2f 0a 58 0a 58 73 74 | 72 75 63 74 20 73 79 6d |*/.X.Xst|ruct sym|
|00005170| 62 6f 6c 20 2a 6c 6f 63 | 61 74 65 6e 61 6d 65 28 |bol *loc|atename(|
|00005180| 73 29 0a 58 63 68 61 72 | 20 2a 73 3b 0a 58 7b 0a |s).Xchar| *s;.X{.|
|00005190| 58 09 73 74 72 75 63 74 | 20 73 79 6d 62 6f 6c 20 |X.struct| symbol |
|000051a0| 2a 70 3b 0a 58 0a 58 09 | 66 6f 72 28 70 3d 73 79 |*p;.X.X.|for(p=sy|
|000051b0| 6d 62 6f 6c 73 3b 20 70 | 3b 20 70 20 3d 20 70 2d |mbols; p|; p = p-|
|000051c0| 3e 6e 65 78 74 20 29 0a | 58 09 09 69 66 28 20 21 |>next ).|X..if( !|
|000051d0| 73 74 72 63 6d 70 28 73 | 2c 70 2d 3e 6e 61 6d 65 |strcmp(s|,p->name|
|000051e0| 29 20 29 20 72 65 74 75 | 72 6e 28 70 29 3b 0a 58 |) ) retu|rn(p);.X|
|000051f0| 0a 58 09 72 65 74 75 72 | 6e 28 4e 55 4c 4c 29 3b |.X.retur|n(NULL);|
|00005200| 0a 58 7d 0a 58 0a 58 2f | 2a 20 2d 2d 2d 2d 2d 2d |.X}.X.X/|* ------|
|00005210| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005220| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005230| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005240| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005250| 0a 58 20 2a 20 70 75 73 | 68 3a 0a 58 20 2a 09 22 |.X * pus|h:.X *."|
|00005260| 61 73 73 65 6d 62 6c 65 | 22 20 74 68 65 20 69 6e |assemble|" the in|
|00005270| 73 74 72 75 63 74 69 6f | 6e 20 69 6e 74 6f 20 74 |structio|n into t|
|00005280| 68 65 20 53 74 61 63 6b | 50 72 6f 67 72 61 6d 5b |he Stack|Program[|
|00005290| 5d 20 61 72 72 61 79 2e | 0a 58 20 2a 0a 58 20 2a |] array.|.X *.X *|
|000052a0| 2f 0a 58 0a 58 70 75 73 | 68 28 66 75 6e 63 2c 76 |/.X.Xpus|h(func,v|
|000052b0| 61 6c 29 0a 58 69 6e 74 | 20 28 2a 66 75 6e 63 29 |al).Xint| (*func)|
|000052c0| 28 29 3b 0a 58 6c 6f 6e | 67 20 76 61 6c 3b 0a 58 |();.Xlon|g val;.X|
|000052d0| 7b 0a 58 09 69 66 28 20 | 50 43 20 3e 3d 20 4c 45 |{.X.if( |PC >= LE|
|000052e0| 4e 47 54 48 20 29 20 65 | 72 72 6f 72 28 22 70 72 |NGTH ) e|rror("pr|
|000052f0| 6f 67 72 61 6d 20 74 6f | 20 62 69 67 22 29 3b 0a |ogram to| big");.|
|00005300| 58 09 53 74 61 63 6b 50 | 72 6f 67 72 61 6d 5b 50 |X.StackP|rogram[P|
|00005310| 43 5d 2e 66 75 6e 63 3d | 66 75 6e 63 3b 0a 58 09 |C].func=|func;.X.|
|00005320| 53 74 61 63 6b 50 72 6f | 67 72 61 6d 5b 50 43 2b |StackPro|gram[PC+|
|00005330| 2b 5d 2e 76 61 6c 75 65 | 3d 76 61 6c 3b 0a 58 7d |+].value|=val;.X}|
|00005340| 0a 58 0a 58 2f 2a 20 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.X.X/* -|--------|
|00005350| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005360| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005370| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005380| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0a 58 20 |--------|-----.X |
|00005390| 2a 20 70 72 6f 67 72 61 | 6d 3a 0a 58 20 2a 09 50 |* progra|m:.X *.P|
|000053a0| 61 72 73 65 20 61 20 70 | 72 6f 67 72 61 6d 20 6f |arse a p|rogram o|
|000053b0| 66 20 74 68 65 20 66 6f | 72 6d 3a 0a 58 20 2a 09 |f the fo|rm:.X *.|
|000053c0| 09 3c 70 72 6f 67 72 61 | 6d 3e 20 3d 3d 3e 20 3c |.<progra|m> ==> <|
|000053d0| 66 75 6e 63 74 69 6f 6e | 2d 6c 69 73 74 3e 20 3c |function|-list> <|
|000053e0| 65 78 70 72 65 73 73 69 | 6f 6e 3e 20 45 4f 46 0a |expressi|on> EOF.|
|000053f0| 58 20 2a 09 09 09 7c 20 | 3c 66 75 6e 63 74 69 6f |X *...| |<functio|
|00005400| 6e 2d 6c 69 73 74 3e 20 | 45 4f 46 0a 58 20 2a 09 |n-list> |EOF.X *.|
|00005410| 09 09 7c 20 3c 66 75 6e | 63 74 69 6f 6e 2d 6c 69 |..| <fun|ction-li|
|00005420| 73 74 3e 20 3c 65 78 70 | 72 65 73 73 69 6f 6e 3e |st> <exp|ression>|
|00005430| 20 3b 0a 58 20 2a 0a 58 | 20 2a 09 09 3c 66 75 6e | ;.X *.X| *..<fun|
|00005440| 63 74 69 6f 6e 2d 6c 69 | 73 74 3e 20 3d 3d 3e 20 |ction-li|st> ==> |
|00005450| 3c 66 75 6e 63 74 69 6f | 6e 3e 20 3c 66 75 6e 63 |<functio|n> <func|
|00005460| 74 69 6f 6e 2d 6c 69 73 | 74 3e 0a 58 20 2a 09 09 |tion-lis|t>.X *..|
|00005470| 09 09 7c 20 65 6d 70 74 | 79 0a 58 20 2a 2f 0a 58 |..| empt|y.X */.X|
|00005480| 0a 58 70 72 6f 67 72 61 | 6d 28 29 0a 58 7b 0a 58 |.Xprogra|m().X{.X|
|00005490| 09 63 70 6f 73 20 3d 20 | 30 3b 20 6c 69 6e 65 6e |.cpos = |0; linen|
|000054a0| 6f 20 3d 20 31 3b 0a 58 | 0a 58 09 74 6f 6b 65 6e |o = 1;.X|.X.token|
|000054b0| 20 3d 20 67 65 74 74 6f | 6b 65 6e 28 29 3b 0a 58 | = getto|ken();.X|
|000054c0| 09 66 6f 72 28 3b 3b 29 | 20 7b 0a 58 09 09 69 66 |.for(;;)| {.X..if|
|000054d0| 28 20 74 6f 6b 65 6e 20 | 21 3d 20 49 44 45 4e 54 |( token |!= IDENT|
|000054e0| 49 46 49 45 52 20 29 20 | 62 72 65 61 6b 3b 0a 58 |IFIER ) |break;.X|
|000054f0| 09 09 66 75 6e 63 74 69 | 6f 6e 28 29 3b 0a 58 09 |..functi|on();.X.|
|00005500| 7d 0a 58 0a 58 09 69 66 | 28 20 74 6f 6b 65 6e 20 |}.X.X.if|( token |
|00005510| 21 3d 20 45 4f 46 20 29 | 20 7b 0a 58 09 09 73 74 |!= EOF )| {.X..st|
|00005520| 61 72 74 50 43 20 3d 20 | 50 43 3b 0a 58 09 09 65 |artPC = |PC;.X..e|
|00005530| 78 70 72 65 73 73 69 6f | 6e 28 29 3b 0a 58 09 09 |xpressio|n();.X..|
|00005540| 70 75 73 68 28 4e 55 4c | 4c 2c 30 29 3b 0a 58 09 |push(NUL|L,0);.X.|
|00005550| 7d 0a 58 09 69 66 28 20 | 74 6f 6b 65 6e 20 21 3d |}.X.if( |token !=|
|00005560| 20 45 4f 46 20 26 26 20 | 74 6f 6b 65 6e 20 21 3d | EOF && |token !=|
|00005570| 20 27 3b 27 29 20 65 72 | 72 6f 72 28 22 45 4f 46 | ';') er|ror("EOF|
|00005580| 20 65 78 70 65 63 74 65 | 64 22 29 3b 0a 58 7d 0a | expecte|d");.X}.|
|00005590| 58 0a 58 2f 2a 20 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |X.X/* --|--------|
|000055a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000055b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000055c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000055d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 0a 58 20 2a |--------|----.X *|
|000055e0| 20 66 75 6e 63 74 69 6f | 6e 3a 0a 58 20 2a 09 70 | functio|n:.X *.p|
|000055f0| 61 72 73 65 20 61 20 66 | 75 6e 63 74 69 6f 6e 20 |arse a f|unction |
|00005600| 64 65 66 69 6e 69 74 69 | 6f 6e 2e 20 47 72 61 6d |definiti|on. Gram|
|00005610| 6d 65 72 20 66 6f 72 20 | 61 20 66 75 6e 63 74 69 |mer for |a functi|
|00005620| 6f 6e 20 69 73 3a 0a 58 | 20 2a 09 3c 66 75 6e 63 |on is:.X| *.<func|
|00005630| 74 69 6f 6e 3e 20 3d 3d | 3e 20 49 44 45 4e 54 49 |tion> ==|> IDENTI|
|00005640| 46 49 45 52 20 3c 69 64 | 2d 6c 69 73 74 3e 20 7b |FIER <id|-list> {|
|00005650| 20 52 45 54 55 52 4e 20 | 3c 65 78 70 72 65 73 73 | RETURN |<express|
|00005660| 69 6f 6e 3e 20 3b 20 7d | 0a 58 20 2a 0a 58 20 2a |ion> ; }|.X *.X *|
|00005670| 09 3c 69 64 2d 6c 69 73 | 74 3e 20 3d 3d 3e 20 28 |.<id-lis|t> ==> (|
|00005680| 20 3c 69 64 73 3e 20 29 | 0a 58 20 2a 09 09 09 7c | <ids> )|.X *...||
|00005690| 20 28 20 29 0a 58 20 2a | 09 09 09 7c 20 65 6d 70 | ( ).X *|...| emp|
|000056a0| 74 79 0a 58 20 2a 0a 58 | 20 2a 09 3c 69 64 73 3e |ty.X *.X| *.<ids>|
|000056b0| 20 3d 3d 3e 20 49 44 45 | 4e 54 49 46 49 45 52 20 | ==> IDE|NTIFIER |
|000056c0| 3c 69 64 74 61 69 6c 3e | 0a 58 20 2a 0a 58 20 2a |<idtail>|.X *.X *|
|000056d0| 09 3c 69 64 74 61 69 6c | 3e 20 3d 3d 3e 20 2c 20 |.<idtail|> ==> , |
|000056e0| 3c 69 64 73 3e 0a 58 20 | 2a 09 09 7c 20 65 6d 70 |<ids>.X |*..| emp|
|000056f0| 74 79 0a 58 20 2a 0a 58 | 20 2a 2f 0a 58 0a 58 66 |ty.X *.X| */.X.Xf|
|00005700| 75 6e 63 74 69 6f 6e 28 | 29 0a 58 7b 0a 58 09 73 |unction(|).X{.X.s|
|00005710| 74 72 75 63 74 20 73 79 | 6d 62 6f 6c 20 2a 73 3b |truct sy|mbol *s;|
|00005720| 0a 58 0a 58 09 73 20 3d | 20 74 6f 6b 65 6e 73 79 |.X.X.s =| tokensy|
|00005730| 6d 3b 0a 58 09 74 6f 6b | 65 6e 73 79 6d 2d 3e 76 |m;.X.tok|ensym->v|
|00005740| 61 6c 75 65 20 3d 20 50 | 43 3b 0a 58 09 74 6f 6b |alue = P|C;.X.tok|
|00005750| 65 6e 73 79 6d 2d 3e 74 | 79 70 65 20 3d 20 46 55 |ensym->t|ype = FU|
|00005760| 4e 43 54 49 4f 4e 3b 0a | 58 09 74 6f 6b 65 6e 73 |NCTION;.|X.tokens|
|00005770| 79 6d 2d 3e 66 75 6e 63 | 20 3d 20 63 5f 66 75 6e |ym->func| = c_fun|
|00005780| 63 3b 0a 58 0a 58 09 74 | 6f 6b 65 6e 20 3d 20 67 |c;.X.X.t|oken = g|
|00005790| 65 74 74 6f 6b 65 6e 28 | 29 3b 0a 58 0a 58 09 70 |ettoken(|);.X.X.p|
|000057a0| 75 73 68 28 4e 55 4c 4c | 2c 20 69 64 6c 69 73 74 |ush(NULL|, idlist|
|000057b0| 28 29 20 29 3b 09 09 2f | 2a 20 73 61 76 65 20 6e |() );../|* save n|
|000057c0| 75 6d 62 65 72 20 6f 66 | 20 61 72 67 73 20 66 6f |umber of| args fo|
|000057d0| 72 20 66 75 6e 63 74 69 | 6f 6e 20 2a 2f 0a 58 0a |r functi|on */.X.|
|000057e0| 58 09 69 66 28 20 74 6f | 6b 65 6e 20 21 3d 20 27 |X.if( to|ken != '|
|000057f0| 7b 27 20 29 20 65 72 72 | 6f 72 28 22 65 78 70 65 |{' ) err|or("expe|
|00005800| 63 74 65 64 20 27 7b 27 | 22 29 3b 0a 58 09 74 6f |cted '{'|");.X.to|
|00005810| 6b 65 6e 20 3d 20 67 65 | 74 74 6f 6b 65 6e 28 29 |ken = ge|ttoken()|
|00005820| 3b 0a 58 0a 58 09 69 66 | 28 20 74 6f 6b 65 6e 20 |;.X.X.if|( token |
|00005830| 21 3d 20 52 45 54 55 52 | 4e 20 29 20 65 72 72 6f |!= RETUR|N ) erro|
|00005840| 72 28 22 65 78 70 65 63 | 74 65 64 20 6b 65 79 77 |r("expec|ted keyw|
|00005850| 6f 72 64 3a 20 72 65 74 | 75 72 6e 22 29 3b 0a 58 |ord: ret|urn");.X|
|00005860| 09 74 6f 6b 65 6e 20 3d | 20 67 65 74 74 6f 6b 65 |.token =| gettoke|
|00005870| 6e 28 29 3b 0a 58 0a 58 | 09 65 78 70 72 65 73 73 |n();.X.X|.express|
|00005880| 69 6f 6e 28 29 3b 0a 58 | 0a 58 09 69 66 28 20 74 |ion();.X|.X.if( t|
|00005890| 6f 6b 65 6e 20 21 3d 20 | 27 3b 27 20 29 20 65 72 |oken != |';' ) er|
|000058a0| 72 6f 72 28 22 65 78 70 | 65 63 74 65 64 20 27 3b |ror("exp|ected ';|
|000058b0| 27 22 29 3b 0a 58 09 74 | 6f 6b 65 6e 20 3d 20 67 |'");.X.t|oken = g|
|000058c0| 65 74 74 6f 6b 65 6e 28 | 29 3b 0a 58 0a 58 09 70 |ettoken(|);.X.X.p|
|000058d0| 75 73 68 28 63 5f 72 65 | 74 75 72 6e 2c 53 74 61 |ush(c_re|turn,Sta|
|000058e0| 63 6b 50 72 6f 67 72 61 | 6d 5b 73 2d 3e 76 61 6c |ckProgra|m[s->val|
|000058f0| 75 65 5d 2e 76 61 6c 75 | 65 29 3b 0a 58 0a 58 09 |ue].valu|e);.X.X.|
|00005900| 2f 2a 20 66 72 65 65 20 | 75 70 20 74 68 65 20 70 |/* free |up the p|
|00005910| 61 72 61 6d 65 74 65 72 | 20 73 79 6d 62 6f 6c 73 |arameter| symbols|
|00005920| 20 2a 2f 0a 58 09 77 68 | 69 6c 65 28 20 73 79 6d | */.X.wh|ile( sym|
|00005930| 62 6f 6c 73 2d 3e 74 79 | 70 65 20 3d 3d 20 50 41 |bols->ty|pe == PA|
|00005940| 52 41 4d 20 29 20 7b 0a | 58 09 09 73 20 3d 20 73 |RAM ) {.|X..s = s|
|00005950| 79 6d 62 6f 6c 73 3b 0a | 58 09 09 73 79 6d 62 6f |ymbols;.|X..symbo|
|00005960| 6c 73 20 3d 20 73 79 6d | 62 6f 6c 73 2d 3e 6e 65 |ls = sym|bols->ne|
|00005970| 78 74 3b 0a 58 09 09 66 | 72 65 65 28 73 2d 3e 6e |xt;.X..f|ree(s->n|
|00005980| 61 6d 65 29 3b 0a 58 09 | 09 66 72 65 65 28 73 29 |ame);.X.|.free(s)|
|00005990| 3b 0a 58 09 7d 0a 58 0a | 58 09 69 66 28 20 74 6f |;.X.}.X.|X.if( to|
|000059a0| 6b 65 6e 20 21 3d 20 27 | 7d 27 20 29 20 65 72 72 |ken != '|}' ) err|
|000059b0| 6f 72 28 22 65 78 70 65 | 63 74 65 64 20 27 7d 27 |or("expe|cted '}'|
|000059c0| 22 29 3b 0a 58 09 74 6f | 6b 65 6e 20 3d 20 67 65 |");.X.to|ken = ge|
|000059d0| 74 74 6f 6b 65 6e 28 29 | 3b 0a 58 7d 0a 58 0a 58 |ttoken()|;.X}.X.X|
|000059e0| 2f 2a 20 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |/* -----|--------|
|000059f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005a20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0a 58 20 2a 20 69 64 |--------|-.X * id|
|00005a30| 6c 69 73 74 3a 0a 58 20 | 2a 09 52 65 74 75 72 6e |list:.X |*.Return|
|00005a40| 20 74 68 65 20 6d 61 78 | 69 6d 75 6d 20 6f 66 66 | the max|imum off|
|00005a50| 73 65 74 20 6f 62 74 61 | 69 6e 65 64 20 69 6e 20 |set obta|ined in |
|00005a60| 70 61 72 73 69 6e 67 20 | 74 68 65 20 70 61 72 61 |parsing |the para|
|00005a70| 6d 65 74 65 72 20 6c 69 | 73 74 2e 0a 58 20 2a 09 |meter li|st..X *.|
|00005a80| 3c 69 64 2d 6c 69 73 74 | 3e 20 3d 3d 3e 20 28 20 |<id-list|> ==> ( |
|00005a90| 3c 69 64 73 3e 20 29 0a | 58 20 2a 09 09 7c 20 28 |<ids> ).|X *..| (|
|00005aa0| 29 0a 58 20 2a 09 09 7c | 20 65 6d 70 74 79 0a 58 |).X *..|| empty.X|
|00005ab0| 20 2a 0a 58 20 2a 09 3c | 69 64 73 3e 20 3d 3d 3e | *.X *.<|ids> ==>|
|00005ac0| 20 49 44 45 4e 54 49 46 | 49 45 52 20 3c 69 64 74 | IDENTIF|IER <idt|
|00005ad0| 61 69 6c 3e 0a 58 20 2a | 09 3c 69 64 74 61 69 6c |ail>.X *|.<idtail|
|00005ae0| 3e 20 3d 3d 3e 20 3c 69 | 64 73 3e 20 2c 20 3c 69 |> ==> <i|ds> , <i|
|00005af0| 64 74 61 69 6c 3e 0a 58 | 20 2a 09 09 7c 20 65 6d |dtail>.X| *..| em|
|00005b00| 70 74 79 0a 58 20 2a 2f | 0a 58 0a 58 69 64 6c 69 |pty.X */|.X.Xidli|
|00005b10| 73 74 28 29 0a 58 7b 0a | 58 09 69 6e 74 20 6f 66 |st().X{.|X.int of|
|00005b20| 66 73 65 74 20 3d 20 30 | 3b 0a 58 0a 58 09 69 66 |fset = 0|;.X.X.if|
|00005b30| 28 20 74 6f 6b 65 6e 20 | 3d 3d 20 27 28 27 20 29 |( token |== '(' )|
|00005b40| 20 74 6f 6b 65 6e 20 3d | 20 67 65 74 74 6f 6b 65 | token =| gettoke|
|00005b50| 6e 28 29 3b 0a 58 09 65 | 6c 73 65 20 69 66 28 20 |n();.X.e|lse if( |
|00005b60| 74 6f 6b 65 6e 20 3d 3d | 20 27 7b 27 20 29 20 72 |token ==| '{' ) r|
|00005b70| 65 74 75 72 6e 28 30 29 | 3b 0a 58 09 65 6c 73 65 |eturn(0)|;.X.else|
|00005b80| 20 65 72 72 6f 72 28 22 | 65 78 70 65 63 74 65 64 | error("|expected|
|00005b90| 20 27 28 27 20 6f 72 20 | 27 7b 27 22 29 3b 0a 58 | '(' or |'{'");.X|
|00005ba0| 0a 58 09 69 66 28 20 74 | 6f 6b 65 6e 20 3d 3d 20 |.X.if( t|oken == |
|00005bb0| 27 29 27 20 29 20 7b 0a | 58 09 09 74 6f 6b 65 6e |')' ) {.|X..token|
|00005bc0| 20 3d 20 67 65 74 74 6f | 6b 65 6e 28 29 3b 0a 58 | = getto|ken();.X|
|00005bd0| 09 09 72 65 74 75 72 6e | 28 30 29 3b 0a 58 09 7d |..return|(0);.X.}|
|00005be0| 0a 58 0a 58 09 66 6f 72 | 28 3b 3b 29 20 7b 0a 58 |.X.X.for|(;;) {.X|
|00005bf0| 09 09 69 66 28 20 74 6f | 6b 65 6e 20 21 3d 20 49 |..if( to|ken != I|
|00005c00| 44 45 4e 54 49 46 49 45 | 52 20 29 20 65 72 72 6f |DENTIFIE|R ) erro|
|00005c10| 72 28 22 69 64 65 6e 74 | 69 66 69 65 72 20 65 78 |r("ident|ifier ex|
|00005c20| 70 65 63 74 65 64 22 29 | 3b 0a 58 09 09 74 6f 6b |pected")|;.X..tok|
|00005c30| 65 6e 73 79 6d 2d 3e 74 | 79 70 65 20 3d 20 50 41 |ensym->t|ype = PA|
|00005c40| 52 41 4d 3b 0a 58 09 09 | 74 6f 6b 65 6e 73 79 6d |RAM;.X..|tokensym|
|00005c50| 2d 3e 66 75 6e 63 20 3d | 20 63 5f 70 61 72 61 6d |->func =| c_param|
|00005c60| 3b 0a 58 09 09 74 6f 6b | 65 6e 73 79 6d 2d 3e 76 |;.X..tok|ensym->v|
|00005c70| 61 6c 75 65 20 3d 20 6f | 66 66 73 65 74 2b 2b 3b |alue = o|ffset++;|
|00005c80| 0a 58 09 09 74 6f 6b 65 | 6e 20 3d 20 67 65 74 74 |.X..toke|n = gett|
|00005c90| 6f 6b 65 6e 28 29 3b 0a | 58 09 09 69 66 28 20 74 |oken();.|X..if( t|
|00005ca0| 6f 6b 65 6e 20 3d 3d 20 | 27 29 27 20 29 20 62 72 |oken == |')' ) br|
|00005cb0| 65 61 6b 3b 0a 58 09 09 | 69 66 28 20 74 6f 6b 65 |eak;.X..|if( toke|
|00005cc0| 6e 20 21 3d 20 27 2c 27 | 20 29 20 65 72 72 6f 72 |n != ','| ) error|
|00005cd0| 28 22 65 78 70 65 63 74 | 65 64 20 27 29 27 22 29 |("expect|ed ')'")|
|00005ce0| 3b 0a 58 09 09 74 6f 6b | 65 6e 20 3d 20 67 65 74 |;.X..tok|en = get|
|00005cf0| 74 6f 6b 65 6e 28 29 3b | 0a 58 09 7d 0a 58 0a 58 |token();|.X.}.X.X|
|00005d00| 09 74 6f 6b 65 6e 20 3d | 20 67 65 74 74 6f 6b 65 |.token =| gettoke|
|00005d10| 6e 28 29 3b 0a 58 09 72 | 65 74 75 72 6e 28 6f 66 |n();.X.r|eturn(of|
|00005d20| 66 73 65 74 29 3b 0a 58 | 7d 0a 58 0a 58 2f 2a 20 |fset);.X|}.X.X/* |
|00005d30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00005d70| 2d 2d 2d 2d 2d 2d 0a 58 | 20 2a 20 65 78 70 72 65 |------.X| * expre|
|00005d80| 73 73 69 6f 6e 3a 0a 58 | 20 2a 09 50 61 72 73 65 |ssion:.X| *.Parse|
|00005d90| 20 61 6e 20 65 78 70 72 | 65 73 73 69 6f 6e 2e 20 | an expr|ession. |
|00005da0| 28 74 6f 70 2d 6c 65 76 | 65 6c 20 72 6f 75 74 69 |(top-lev|el routi|
|00005db0| 6e 65 29 0a 58 20 2a 09 | 4f 50 45 52 41 54 4f 52 |ne).X *.|OPERATOR|
|00005dc0| 20 3f 3a 0a 58 20 2a 0a | 58 20 2a 2f 0a 58 0a 58 | ?:.X *.|X */.X.X|
|00005dd0| 65 78 70 72 65 73 73 69 | 6f 6e 28 29 0a 58 7b 0a |expressi|on().X{.|
|00005de0| 58 09 69 6e 74 20 71 6d | 2c 63 6f 6c 6f 6e 2c 6e |X.int qm|,colon,n|
|00005df0| 6f 70 3b 0a 58 0a 58 09 | 65 78 70 72 30 28 29 3b |op;.X.X.|expr0();|
|00005e00| 0a 58 09 69 66 28 20 74 | 6f 6b 65 6e 20 3d 3d 20 |.X.if( t|oken == |
|00005e10| 27 3f 27 20 29 20 7b 0a | 58 09 09 74 6f 6b 65 6e |'?' ) {.|X..token|
|00005e20| 20 3d 20 67 65 74 74 6f | 6b 65 6e 28 29 3b 0a 58 | = getto|ken();.X|
|00005e30| 09 09 71 6d 20 3d 20 50 | 43 3b 0a 58 09 09 70 75 |..qm = P|C;.X..pu|
|00005e40| 73 68 28 63 5f 71 6d 2c | 30 29 3b 0a 58 09 09 65 |sh(c_qm,|0);.X..e|
|00005e50| 78 70 72 65 73 73 69 6f | 6e 28 29 3b 0a 58 09 09 |xpressio|n();.X..|
|00005e60| 69 66 28 20 74 6f 6b 65 | 6e 20 21 3d 20 27 3a 27 |if( toke|n != ':'|
|00005e70| 20 29 20 65 72 72 6f 72 | 28 22 6d 69 73 73 69 6e | ) error|("missin|
|00005e80| 67 20 27 3a 27 22 29 3b | 0a 58 09 09 74 6f 6b 65 |g ':'");|.X..toke|
|00005e90| 6e 20 3d 20 67 65 74 74 | 6f 6b 65 6e 28 29 3b 0a |n = gett|oken();.|
|00005ea0| 58 09 09 63 6f 6c 6f 6e | 20 3d 20 50 43 3b 0a 58 |X..colon| = PC;.X|
|00005eb0| 09 09 70 75 73 68 28 63 | 5f 63 6f 6c 6f 6e 2c 30 |..push(c|_colon,0|
|00005ec0| 29 3b 0a 58 09 09 65 78 | 70 72 65 73 73 69 6f 6e |);.X..ex|pression|
|00005ed0| 28 29 3b 0a 58 0a 58 09 | 09 53 74 61 63 6b 50 72 |();.X.X.|.StackPr|
|00005ee0| 6f 67 72 61 6d 5b 71 6d | 5d 2e 76 61 6c 75 65 20 |ogram[qm|].value |
|00005ef0| 3d 20 63 6f 6c 6f 6e 3b | 0a 58 09 09 53 74 61 63 |= colon;|.X..Stac|
|00005f00| 6b 50 72 6f 67 72 61 6d | 5b 63 6f 6c 6f 6e 5d 2e |kProgram|[colon].|
|00005f10| 76 61 6c 75 65 20 3d 20 | 50 43 2d 31 3b 0a 58 09 |value = |PC-1;.X.|
|00005f20| 7d 0a 58 7d 09 09 0a 58 | 0a 58 2f 2a 20 4f 50 45 |}.X}...X|.X/* OPE|
|00005f30| 52 41 54 4f 52 20 7c 7c | 20 2a 2f 20 0a 58 65 78 |RATOR ||| */ .Xex|
|00005f40| 70 72 30 28 29 0a 58 7b | 0a 58 09 65 78 70 72 31 |pr0().X{|.X.expr1|
|00005f50| 28 29 3b 0a 58 09 66 6f | 72 28 3b 3b 29 0a 58 09 |();.X.fo|r(;;).X.|
|00005f60| 09 69 66 28 20 74 6f 6b | 65 6e 20 3d 3d 20 4f 52 |.if( tok|en == OR|
|00005f70| 20 29 20 7b 0a 58 09 09 | 09 74 6f 6b 65 6e 20 3d | ) {.X..|.token =|
|00005f80| 20 67 65 74 74 6f 6b 65 | 6e 28 29 3b 0a 58 09 09 | gettoke|n();.X..|
|00005f90| 09 65 78 70 72 31 28 29 | 3b 0a 58 09 09 09 70 75 |.expr1()|;.X...pu|
|00005fa0| 73 68 28 63 5f 6f 72 2c | 30 29 3b 0a 58 09 20 20 |sh(c_or,|0);.X. |
|00005fb0| 20 20 20 20 20 7d 20 65 | 6c 73 65 20 62 72 65 61 | } e|lse brea|
|00005fc0| 6b 3b 0a 58 7d 0a 58 0a | 58 2f 2a 20 4f 50 45 52 |k;.X}.X.|X/* OPER|
|00005fd0| 41 54 4f 52 20 26 26 20 | 2a 2f 20 0a 58 65 78 70 |ATOR && |*/ .Xexp|
|00005fe0| 72 31 28 29 0a 58 7b 0a | 58 09 65 78 70 72 32 28 |r1().X{.|X.expr2(|
|00005ff0| 29 3b 0a 58 09 66 6f 72 | 28 3b 3b 29 0a 58 09 09 |);.X.for|(;;).X..|
|00006000| 69 66 28 20 74 6f 6b 65 | 6e 20 3d 3d 20 41 4e 44 |if( toke|n == AND|
|00006010| 20 29 20 7b 0a 58 09 09 | 09 74 6f 6b 65 6e 20 3d | ) {.X..|.token =|
|00006020| 20 67 65 74 74 6f 6b 65 | 6e 28 29 3b 0a 58 09 09 | gettoke|n();.X..|
|00006030| 09 65 78 70 72 32 28 29 | 3b 0a 58 09 09 09 70 75 |.expr2()|;.X...pu|
|00006040| 73 68 28 63 5f 61 6e 64 | 2c 30 29 3b 0a 58 09 09 |sh(c_and|,0);.X..|
|00006050| 7d 20 65 6c 73 65 20 62 | 72 65 61 6b 3b 0a 58 7d |} else b|reak;.X}|
|00006060| 0a 58 0a 58 2f 2a 20 4f | 50 45 52 41 54 4f 52 20 |.X.X/* O|PERATOR |
|00006070| 7c 20 2a 2f 0a 58 65 78 | 70 72 32 28 29 0a 58 7b || */.Xex|pr2().X{|
|00006080| 0a 58 09 65 78 70 72 33 | 28 29 3b 0a 58 09 66 6f |.X.expr3|();.X.fo|
|00006090| 72 28 3b 3b 29 0a 58 09 | 09 69 66 28 20 74 6f 6b |r(;;).X.|.if( tok|
|000060a0| 65 6e 20 3d 3d 20 27 7c | 27 20 29 20 7b 0a 58 09 |en == '||' ) {.X.|
|000060b0| 09 09 74 6f 6b 65 6e 20 | 3d 20 67 65 74 74 6f 6b |..token |= gettok|
|000060c0| 65 6e 28 29 3b 0a 58 09 | 09 09 65 78 70 72 33 28 |en();.X.|..expr3(|
|000060d0| 29 3b 0a 58 09 09 09 70 | 75 73 68 28 63 5f 62 6f |);.X...p|ush(c_bo|
|000060e0| 72 2c 30 29 3b 0a 58 09 | 09 7d 20 65 6c 73 65 20 |r,0);.X.|.} else |
|000060f0| 62 72 65 61 6b 3b 0a 58 | 7d 0a 58 0a 58 2f 2a 20 |break;.X|}.X.X/* |
|00006100| 4f 50 45 52 41 54 4f 52 | 20 5e 20 2a 2f 0a 58 65 |OPERATOR| ^ */.Xe|
|00006110| 78 70 72 33 28 29 0a 58 | 7b 0a 58 09 65 78 70 72 |xpr3().X|{.X.expr|
|00006120| 34 28 29 3b 0a 58 09 66 | 6f 72 28 3b 3b 29 0a 58 |4();.X.f|or(;;).X|
|00006130| 09 09 69 66 28 20 74 6f | 6b 65 6e 20 3d 3d 20 27 |..if( to|ken == '|
|00006140| 5e 27 20 29 20 7b 0a 58 | 09 09 09 74 6f 6b 65 6e |^' ) {.X|...token|
|00006150| 20 3d 20 67 65 74 74 6f | 6b 65 6e 28 29 3b 0a 58 | = getto|ken();.X|
|00006160| 09 09 09 65 78 70 72 34 | 28 29 3b 0a 58 09 09 09 |...expr4|();.X...|
|00006170| 70 75 73 68 28 63 5f 62 | 78 6f 72 2c 30 29 3b 0a |push(c_b|xor,0);.|
|00006180| 58 09 09 7d 20 65 6c 73 | 65 20 62 72 65 61 6b 3b |X..} els|e break;|
|00006190| 0a 58 7d 0a 58 0a 58 2f | 2a 20 4f 50 45 52 41 54 |.X}.X.X/|* OPERAT|
|000061a0| 4f 52 20 26 20 2a 2f 0a | 58 65 78 70 72 34 28 29 |OR & */.|Xexpr4()|
|000061b0| 0a 58 7b 0a 58 09 65 78 | 70 72 35 28 29 3b 0a 58 |.X{.X.ex|pr5();.X|
|000061c0| 09 66 6f 72 28 3b 3b 29 | 0a 58 09 09 69 66 28 20 |.for(;;)|.X..if( |
|000061d0| 74 6f 6b 65 6e 20 3d 3d | 20 27 26 27 20 29 20 7b |token ==| '&' ) {|
|000061e0| 0a 58 09 09 09 74 6f 6b | 65 6e 20 3d 20 67 65 74 |.X...tok|en = get|
|000061f0| 74 6f 6b 65 6e 28 29 3b | 0a 58 09 09 09 65 78 70 |token();|.X...exp|
|00006200| 72 35 28 29 3b 0a 58 09 | 09 09 70 75 73 68 28 63 |r5();.X.|..push(c|
|00006210| 5f 62 61 6e 64 2c 30 29 | 3b 0a 58 09 09 7d 20 65 |_band,0)|;.X..} e|
|00006220| 6c 73 65 20 62 72 65 61 | 6b 3b 0a 58 7d 0a 58 0a |lse brea|k;.X}.X.|
|00006230| 58 2f 2a 20 4f 50 45 52 | 41 54 4f 52 20 3d 3d 20 |X/* OPER|ATOR == |
|00006240| 21 3d 20 2a 2f 0a 58 65 | 78 70 72 35 28 29 0a 58 |!= */.Xe|xpr5().X|
|00006250| 7b 0a 58 09 69 6e 74 20 | 74 3b 0a 58 09 65 78 70 |{.X.int |t;.X.exp|
|00006260| 72 36 28 29 3b 0a 58 09 | 66 6f 72 28 3b 74 3d 74 |r6();.X.|for(;t=t|
|00006270| 6f 6b 65 6e 3b 29 0a 58 | 09 09 69 66 28 20 74 3d |oken;).X|..if( t=|
|00006280| 3d 45 51 20 29 20 7b 0a | 58 09 09 09 74 6f 6b 65 |=EQ ) {.|X...toke|
|00006290| 6e 20 3d 20 67 65 74 74 | 6f 6b 65 6e 28 29 3b 0a |n = gett|oken();.|
|000062a0| 58 09 09 09 65 78 70 72 | 36 28 29 3b 0a 58 09 09 |X...expr|6();.X..|
|000062b0| 09 70 75 73 68 28 63 5f | 65 71 2c 30 29 3b 0a 58 |.push(c_|eq,0);.X|
|000062c0| 09 09 7d 20 65 6c 73 65 | 20 69 66 28 20 74 3d 3d |..} else| if( t==|
|000062d0| 4e 45 20 29 20 7b 0a 58 | 09 09 09 74 6f 6b 65 6e |NE ) {.X|...token|
|000062e0| 20 3d 20 67 65 74 74 6f | 6b 65 6e 28 29 3b 0a 58 | = getto|ken();.X|
|000062f0| 09 09 09 65 78 70 72 36 | 28 29 3b 0a 58 09 09 09 |...expr6|();.X...|
|00006300| 70 75 73 68 28 63 5f 6e | 65 2c 30 29 3b 0a 58 09 |push(c_n|e,0);.X.|
|00006310| 09 7d 20 65 6c 73 65 20 | 62 72 65 61 6b 3b 0a 58 |.} else |break;.X|
|00006320| 7d 0a 58 0a 58 2f 2a 20 | 4f 50 45 52 41 54 4f 52 |}.X.X/* |OPERATOR|
|00006330| 20 3c 20 3c 3d 20 3e 20 | 3e 3d 20 2a 2f 0a 58 65 | < <= > |>= */.Xe|
|00006340| 78 70 72 36 28 29 0a 58 | 7b 0a 58 09 69 6e 74 20 |xpr6().X|{.X.int |
|00006350| 74 3b 0a 58 09 65 78 70 | 72 37 28 29 3b 0a 58 09 |t;.X.exp|r7();.X.|
|00006360| 66 6f 72 28 3b 74 3d 74 | 6f 6b 65 6e 3b 29 0a 58 |for(;t=t|oken;).X|
|00006370| 09 09 69 66 28 20 74 3d | 3d 4c 45 20 29 20 7b 0a |..if( t=|=LE ) {.|
|00006380| 58 09 09 09 74 6f 6b 65 | 6e 20 3d 20 67 65 74 74 |X...toke|n = gett|
|00006390| 6f 6b 65 6e 28 29 3b 0a | 58 09 09 09 65 78 70 72 |oken();.|X...expr|
|000063a0| 37 28 29 3b 0a 58 09 09 | 09 70 75 73 68 28 63 5f |7();.X..|.push(c_|
|000063b0| 6c 65 2c 30 29 3b 0a 58 | 09 09 7d 20 65 6c 73 65 |le,0);.X|..} else|
|000063c0| 20 69 66 28 20 74 3d 3d | 47 45 20 29 20 7b 0a 58 | if( t==|GE ) {.X|
|000063d0| 09 09 09 74 6f 6b 65 6e | 20 3d 20 67 65 74 74 6f |...token| = getto|
|000063e0| 6b 65 6e 28 29 3b 0a 58 | 09 09 09 65 78 70 72 37 |ken();.X|...expr7|
|000063f0| 28 29 3b 0a 58 09 09 09 | 70 75 73 68 28 63 5f 67 |();.X...|push(c_g|
+--------+-------------------------+-------------------------+--------+--------+
Only 25.0 KB of data is shown above.
