posix/globtest.c

   1 /* Copyright (C) 1997-2023 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #include <getopt.h>
  19 #include <stdio.h>
  20 #include <stdlib.h>
  21 #include <unistd.h>
  22 #include <glob.h>
  23
  24 int
  25 main (int argc, char *argv[])
  26 {
  27   int i, j;
  28   int glob_flags = 0;
  29   glob_t g;
  30   int quotes = 1;
  31
  32   g.gl_offs = 0;
  33
  34   while ((i = getopt (argc, argv, "bcdeEgmopqstT")) != -1)
  35     switch(i)
  36       {
  37       case 'b':
  38         glob_flags |= GLOB_BRACE;
  39         break;
  40       case 'c':
  41         glob_flags |= GLOB_NOCHECK;
  42         break;
  43       case 'd':
  44         glob_flags |= GLOB_ONLYDIR;
  45         break;
  46       case 'e':
  47         glob_flags |= GLOB_NOESCAPE;
  48         break;
  49       case 'E':
  50         glob_flags |= GLOB_ERR;
  51         break;
  52       case 'g':
  53         glob_flags |= GLOB_NOMAGIC;
  54         break;
  55       case 'm':
  56         glob_flags |= GLOB_MARK;
  57         break;
  58       case 'o':
  59         glob_flags |= GLOB_DOOFFS;
  60         g.gl_offs = 1;
  61         break;
  62       case 'p':
  63         glob_flags |= GLOB_PERIOD;
  64         break;
  65       case 'q':
  66         quotes = 0;
  67         break;
  68       case 's':
  69         glob_flags |= GLOB_NOSORT;
  70         break;
  71       case 't':
  72         glob_flags |= GLOB_TILDE;
  73         break;
  74       case 'T':
  75         glob_flags |= GLOB_TILDE_CHECK;
  76         break;
  77       default:
  78         exit (-1);
  79       }
  80
  81   if (optind >= argc || chdir (argv[optind]))
  82     exit(1);
  83
  84   j = optind + 1;
  85   if (optind + 1 >= argc)
  86     exit (1);
  87
  88   /* Do a glob on each remaining argument.  */
  89   for (j = optind + 1; j < argc; j++) {
  90     i = glob (argv[j], glob_flags, NULL, &g);
  91     if (i != 0)
  92       break;
  93     glob_flags |= GLOB_APPEND;
  94   }
  95
  96   /* Was there an error? */
  97   if (i == GLOB_NOSPACE)
  98     puts ("GLOB_NOSPACE");
  99   else if (i == GLOB_ABORTED)
 100     puts ("GLOB_ABORTED");
 101   else if (i == GLOB_NOMATCH)
 102     puts ("GLOB_NOMATCH");
 103
 104   /* If we set an offset, fill in the first field.
 105      (Unless glob() has filled it in already - which is an error) */
 106   if ((glob_flags & GLOB_DOOFFS) && g.gl_pathv[0] == NULL)
 107     g.gl_pathv[0] = (char *) "abc";
 108
 109   /* Print out the names.  Unless otherwise specified, quote them.  */
 110   if (g.gl_pathv)
 111     {
 112       for (i = 0; i < g.gl_offs + g.gl_pathc; ++i)
 113         printf ("%s%s%s\n", quotes ? "`" : "",
 114                 g.gl_pathv[i] ? g.gl_pathv[i] : "(null)",
 115                 quotes ? "'" : "");
 116     }
 117   return 0;
 118 }