kopia lustrzana https://github.com/Hamlib/Hamlib
177 wiersze
4.0 KiB
C
177 wiersze
4.0 KiB
C
![]() |
/* getopt_long and getopt_long_only entry points for GNU getopt.
|
|||
|
Copyright (C) 1987, 88, 89, 90, 91, 92, 1993
|
|||
|
Free Software Foundation, Inc.
|
|||
|
|
|||
|
This program is free software; you can redistribute it and/or modify it
|
|||
|
under the terms of the GNU General Public License as published by the
|
|||
|
Free Software Foundation; either version 2, or (at your option) any
|
|||
|
later version.
|
|||
|
|
|||
|
This program is distributed in the hope that it will be useful,
|
|||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|||
|
GNU General Public License for more details.
|
|||
|
|
|||
|
You should have received a copy of the GNU General Public License
|
|||
|
along with this program; if not, write to the Free Software
|
|||
|
Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|||
|
|
|||
|
#ifdef HAVE_CONFIG_H
|
|||
|
#include "config.h"
|
|||
|
#endif
|
|||
|
|
|||
|
#include "getopt.h"
|
|||
|
|
|||
|
#if !__STDC__ && !defined(const) && IN_GCC
|
|||
|
#define const
|
|||
|
#endif
|
|||
|
|
|||
|
#include <stdio.h>
|
|||
|
|
|||
|
/* Comment out all this code if we are using the GNU C Library, and are not
|
|||
|
actually compiling the library itself. This code is part of the GNU C
|
|||
|
Library, but also included in many other GNU distributions. Compiling
|
|||
|
and linking in this code is a waste when using the GNU C library
|
|||
|
(especially if it is a shared library). Rather than having every GNU
|
|||
|
program understand `configure --with-gnu-libc' and omit the object files,
|
|||
|
it is simpler to just do this in the source for each such file. */
|
|||
|
|
|||
|
#if defined (_LIBC) || !defined (__GNU_LIBRARY__)
|
|||
|
|
|||
|
|
|||
|
/* This needs to come after some library #include
|
|||
|
to get __GNU_LIBRARY__ defined. */
|
|||
|
#ifdef __GNU_LIBRARY__
|
|||
|
#include <stdlib.h>
|
|||
|
#else
|
|||
|
char *getenv ();
|
|||
|
#endif
|
|||
|
|
|||
|
#ifndef NULL
|
|||
|
#define NULL 0
|
|||
|
#endif
|
|||
|
|
|||
|
int
|
|||
|
getopt_long (argc, argv, options, long_options, opt_index)
|
|||
|
int argc;
|
|||
|
char *const *argv;
|
|||
|
const char *options;
|
|||
|
const struct option *long_options;
|
|||
|
int *opt_index;
|
|||
|
{
|
|||
|
return _getopt_internal (argc, argv, options, long_options, opt_index, 0);
|
|||
|
}
|
|||
|
|
|||
|
/* Like getopt_long, but '-' as well as '--' can indicate a long option.
|
|||
|
If an option that starts with '-' (not '--') doesn't match a long option,
|
|||
|
but does match a short option, it is parsed as a short option
|
|||
|
instead. */
|
|||
|
|
|||
|
int
|
|||
|
getopt_long_only (argc, argv, options, long_options, opt_index)
|
|||
|
int argc;
|
|||
|
char *const *argv;
|
|||
|
const char *options;
|
|||
|
const struct option *long_options;
|
|||
|
int *opt_index;
|
|||
|
{
|
|||
|
return _getopt_internal (argc, argv, options, long_options, opt_index, 1);
|
|||
|
}
|
|||
|
|
|||
|
|
|||
|
#endif /* _LIBC or not __GNU_LIBRARY__. */
|
|||
|
|
|||
|
#ifdef TEST
|
|||
|
|
|||
|
#include <stdio.h>
|
|||
|
|
|||
|
int
|
|||
|
main (argc, argv)
|
|||
|
int argc;
|
|||
|
char **argv;
|
|||
|
{
|
|||
|
int c;
|
|||
|
int digit_optind = 0;
|
|||
|
|
|||
|
while (1)
|
|||
|
{
|
|||
|
int this_option_optind = optind ? optind : 1;
|
|||
|
int option_index = 0;
|
|||
|
static struct option long_options[] =
|
|||
|
{
|
|||
|
{"add", 1, 0, 0},
|
|||
|
{"append", 0, 0, 0},
|
|||
|
{"delete", 1, 0, 0},
|
|||
|
{"verbose", 0, 0, 0},
|
|||
|
{"create", 0, 0, 0},
|
|||
|
{"file", 1, 0, 0},
|
|||
|
{0, 0, 0, 0}
|
|||
|
};
|
|||
|
|
|||
|
c = getopt_long (argc, argv, "abc:d:0123456789",
|
|||
|
long_options, &option_index);
|
|||
|
if (c == EOF)
|
|||
|
break;
|
|||
|
|
|||
|
switch (c)
|
|||
|
{
|
|||
|
case 0:
|
|||
|
printf ("option %s", long_options[option_index].name);
|
|||
|
if (optarg)
|
|||
|
printf (" with arg %s", optarg);
|
|||
|
printf ("\n");
|
|||
|
break;
|
|||
|
|
|||
|
case '0':
|
|||
|
case '1':
|
|||
|
case '2':
|
|||
|
case '3':
|
|||
|
case '4':
|
|||
|
case '5':
|
|||
|
case '6':
|
|||
|
case '7':
|
|||
|
case '8':
|
|||
|
case '9':
|
|||
|
if (digit_optind != 0 && digit_optind != this_option_optind)
|
|||
|
printf ("digits occur in two different argv-elements.\n");
|
|||
|
digit_optind = this_option_optind;
|
|||
|
printf ("option %c\n", c);
|
|||
|
break;
|
|||
|
|
|||
|
case 'a':
|
|||
|
printf ("option a\n");
|
|||
|
break;
|
|||
|
|
|||
|
case 'b':
|
|||
|
printf ("option b\n");
|
|||
|
break;
|
|||
|
|
|||
|
case 'c':
|
|||
|
printf ("option c with value `%s'\n", optarg);
|
|||
|
break;
|
|||
|
|
|||
|
case 'd':
|
|||
|
printf ("option d with value `%s'\n", optarg);
|
|||
|
break;
|
|||
|
|
|||
|
case '?':
|
|||
|
break;
|
|||
|
|
|||
|
default:
|
|||
|
printf ("?? getopt returned character code 0%o ??\n", c);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
if (optind < argc)
|
|||
|
{
|
|||
|
printf ("non-option ARGV-elements: ");
|
|||
|
while (optind < argc)
|
|||
|
printf ("%s ", argv[optind++]);
|
|||
|
printf ("\n");
|
|||
|
}
|
|||
|
|
|||
|
exit (0);
|
|||
|
}
|
|||
|
|
|||
|
#endif /* TEST */
|