Mercurial > hg > chrpath
annotate main.c @ 2:7bf4a164d5bb default tip
fix bug: long_options have to be zero terminated
| author | Peter Meerwald <p.meerwald@bct-electronic.com> |
|---|---|
| date | Fri, 20 Jul 2012 11:28:30 +0200 |
| parents | b8f7423e385c |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 * Author: Petter Reinholdtsen <pere@hungry.com> | |
| 3 * date: 2001-01-20 | |
| 4 * | |
| 5 * Alter ELF rpath information (insert, modify, remove). | |
| 6 * | |
| 7 * Based on source from Peeter Joot <peeterj@ca.ibm.com> and Geoffrey | |
| 8 * Keating <geoffk@ozemail.com.au>. | |
| 9 */ | |
| 10 | |
| 11 #ifdef HAVE_CONFIG_H | |
| 12 # include "config.h" | |
| 13 #endif | |
| 14 | |
| 15 #include <stdio.h> | |
| 16 #include <stdlib.h> | |
| 17 #include <unistd.h> | |
| 18 #ifdef HAVE_GETOPT_H | |
| 19 #include <getopt.h> | |
| 20 #endif | |
| 21 #include "protos.h" | |
| 22 | |
| 23 #ifdef HAVE_GETOPT_LONG | |
| 24 # define GETOPT_LONG getopt_long | |
| 25 | |
| 26 static struct option long_options[] = | |
| 27 { | |
| 28 {"convert", 0, 0, 'c'}, | |
| 29 {"delete", 0, 0, 'd'}, | |
| 30 {"help", 0, 0, 'h'}, | |
| 31 {"keepgoing", 0, 0, 'k'}, | |
| 32 {"list", 0, 0, 'l'}, | |
| 33 {"replace", 1, 0, 'r'}, | |
|
2
7bf4a164d5bb
fix bug: long_options have to be zero terminated
Peter Meerwald <p.meerwald@bct-electronic.com>
parents:
0
diff
changeset
|
34 {"version", 0, 0, 'v'}, |
|
7bf4a164d5bb
fix bug: long_options have to be zero terminated
Peter Meerwald <p.meerwald@bct-electronic.com>
parents:
0
diff
changeset
|
35 {0, 0, 0, 0} |
| 0 | 36 }; |
| 37 | |
| 38 #else /* not HAVE_GETOPT_LONG */ | |
| 39 # define GETOPT_LONG(argc,argv,optstr,lopts,lidx) getopt(argc,argv,optstr) | |
| 40 #endif /* not HAVE_GETOPT_LONG */ | |
| 41 | |
| 42 static void | |
| 43 usage(char *progname) | |
| 44 { | |
| 45 printf("Usage: %s [-v|-d|-c|-r <path>] <program> [<program> ...]\n\n", | |
| 46 progname); | |
| 47 printf(" -v|--version Display program version number\n"); | |
| 48 printf(" -d|--delete Delete current rpath/runpath setting\n"); | |
| 49 #if defined(DT_RUNPATH) | |
| 50 printf(" -c|--convert Convert rpath to runpath\n"); | |
| 51 #endif /* DT_RUNPATH */ | |
| 52 printf(" -r <path>|--replace <path> Replace current rpath/runpath setting\n"); | |
| 53 printf(" with the path given\n"); | |
| 54 printf(" -l|--list List the current rpath/runpath (default)\n"); | |
| 55 printf(" -h|--help Show this usage information.\n"); | |
| 56 #ifndef HAVE_GETOPT_LONG | |
| 57 printf("\n *** The long options are not available on this platform"); | |
| 58 #endif /* not HAVE_GETOPT_LONG */ | |
| 59 #if !defined(DT_RUNPATH) | |
| 60 printf("\n *** There is no support for runpath on this platform"); | |
| 61 #endif /* DT_RUNPATH */ | |
| 62 printf("\n"); | |
| 63 } | |
| 64 | |
| 65 int | |
| 66 main(int argc, char * const argv[]) | |
| 67 { | |
| 68 int retval = 0; | |
| 69 int convert = 0; /* convert to given type */ | |
| 70 int remove = 0; /* remove or not */ | |
| 71 int keep_going = 0; /* Break on first error, or keep going? */ | |
| 72 char *newpath = NULL; /* insert this path */ | |
| 73 int opt; | |
| 74 #ifdef HAVE_GETOPT_LONG | |
| 75 int option_index = 0; | |
| 76 #endif /* HAVE_GETOPT_LONG */ | |
| 77 | |
| 78 if (argc < 2) | |
| 79 { | |
| 80 usage(argv[0]); | |
| 81 return 1; | |
| 82 } | |
| 83 | |
| 84 do { | |
| 85 opt = GETOPT_LONG(argc, argv, "cdhklr:v", long_options, &option_index); | |
| 86 switch (opt) | |
| 87 { | |
| 88 #if defined(DT_RUNPATH) | |
| 89 case 'c': | |
| 90 convert = 1; | |
| 91 break; | |
| 92 #endif /* DT_RUNPATH */ | |
| 93 case 'd': | |
| 94 remove = 1; | |
| 95 break; | |
| 96 case 'k': | |
| 97 keep_going = 1; | |
| 98 break; | |
| 99 case 'r': | |
| 100 newpath = optarg; | |
| 101 break; | |
| 102 case 'v': | |
| 103 printf("%s version %s\n", PACKAGE, VERSION); | |
| 104 exit(0); | |
| 105 break; | |
| 106 case 'l': /* This is the default action */ | |
| 107 newpath = NULL; | |
| 108 break; | |
| 109 case -1: | |
| 110 break; | |
| 111 default: | |
| 112 printf("Invalid argument '%c'\n", opt); | |
| 113 case 'h': | |
| 114 usage(argv[0]); | |
| 115 exit(0); | |
| 116 break; | |
| 117 } | |
| 118 } while (-1 != opt); | |
| 119 | |
| 120 while (optind < argc && (!retval || keep_going)) | |
| 121 { | |
| 122 if (remove) | |
| 123 retval |= killrpath(argv[optind++]); | |
| 124 else | |
| 125 /* list by default, replace if path is set */ | |
| 126 retval |= chrpath(argv[optind++], newpath, convert); | |
| 127 } | |
| 128 | |
| 129 return retval; | |
| 130 } |