1/*********************************************************************** 2* * 3* This software is part of the ast package * 4* Copyright (c) 1985-2011 AT&T Intellectual Property * 5* and is licensed under the * 6* Common Public License, Version 1.0 * 7* by AT&T Intellectual Property * 8* * 9* A copy of the License is available at * 10* http://www.opensource.org/licenses/cpl1.0.txt * 11* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12* * 13* Information and Software Systems Research * 14* AT&T Research * 15* Florham Park NJ * 16* * 17* Glenn Fowler <gsf@research.att.com> * 18* David Korn <dgk@research.att.com> * 19* Phong Vo <kpv@research.att.com> * 20* * 21***********************************************************************/ 22#pragma prototyped 23 24#include <ast.h> 25 26#undef _lib_getopt /* we can satisfy the api */ 27 28#if _lib_getopt 29 30NoN(getopt) 31 32#else 33 34#undef _BLD_ast /* enable ast imports since we're user static */ 35 36#include <error.h> 37#include <option.h> 38 39int opterr = 1; 40int optind = 1; 41int optopt = 0; 42char* optarg = 0; 43 44static int lastoptind; 45 46extern int 47getopt(int argc, char* const* argv, const char* optstring) 48{ 49 int n; 50 51 NoP(argc); 52 opt_info.index = (optind > 1 || optind == lastoptind) ? optind : 0; 53 if (opt_info.index >= argc) 54 return -1; 55 switch (n = optget((char**)argv, optstring)) 56 { 57 case ':': 58 n = '?'; 59 /*FALLTHROUGH*/ 60 case '?': 61 if (opterr && (!optstring || *optstring != ':')) 62 { 63 if (!error_info.id) 64 error_info.id = argv[0]; 65 errormsg(NiL, 2, opt_info.arg); 66 } 67 optopt = opt_info.option[1]; 68 break; 69 case 0: 70 n = -1; 71 break; 72 } 73 optarg = opt_info.arg; 74 lastoptind = optind = opt_info.index; 75 return n; 76} 77 78#endif 79