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-rw-r--r--gnu/usr.bin/cvs/lib/getopt1.c101
1 files changed, 61 insertions, 40 deletions
diff --git a/gnu/usr.bin/cvs/lib/getopt1.c b/gnu/usr.bin/cvs/lib/getopt1.c
index 8606462..f784b57 100644
--- a/gnu/usr.bin/cvs/lib/getopt1.c
+++ b/gnu/usr.bin/cvs/lib/getopt1.c
@@ -1,10 +1,11 @@
-/* Getopt for GNU.
- Copyright (C) 1987-1992 Free Software Foundation, Inc.
+/* 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 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
@@ -13,67 +14,84 @@
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+#ifdef HAVE_CONFIG_H
+#if defined (emacs) || defined (CONFIG_BROKETS)
+/* We use <config.h> instead of "config.h" so that a compilation
+ using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
+ (which it would do because it found this file in $srcdir). */
+#include <config.h>
+#else
+#include "config.h"
+#endif
+#endif
+
#include "getopt.h"
-#if !__STDC__
+#ifndef __STDC__
+/* This is a separate conditional since some stdc systems
+ reject `defined (const)'. */
+#ifndef const
#define const
#endif
+#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__)
+
-#if defined(STDC_HEADERS) || defined(__GNU_LIBRARY__)
+/* This needs to come after some library #include
+ to get __GNU_LIBRARY__ defined. */
+#ifdef __GNU_LIBRARY__
#include <stdlib.h>
-#else /* STDC_HEADERS or __GNU_LIBRARY__ */
+#else
char *getenv ();
-#endif /* STDC_HEADERS or __GNU_LIBRARY__ */
+#endif
-#if !defined (NULL)
+#ifndef NULL
#define NULL 0
#endif
int
-gnu_getopt_long (argc, argv, options, long_options, opt_index)
+getopt_long (argc, argv, options, long_options, opt_index)
int argc;
- char **argv;
+ char *const *argv;
const char *options;
const struct option *long_options;
int *opt_index;
{
- int val;
-
- /* For strict POSIX compatibility, we must turn off long options. */
- if (getenv ("POSIX_ME_HARDER") == 0)
- _getopt_long_options = long_options;
- val = gnu_getopt (argc, argv, options);
- if (val == 0 && opt_index != NULL)
- *opt_index = option_index;
- return val;
+ 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 '-' doesn't match a long option,
+/* 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. */
+ instead. */
-int
-gnu_getopt_long_only (argc, argv, options, long_options, opt_index)
+int
+getopt_long_only (argc, argv, options, long_options, opt_index)
int argc;
- char **argv;
+ char *const *argv;
const char *options;
const struct option *long_options;
int *opt_index;
{
- int val;
-
- _getopt_long_options = long_options;
- _getopt_long_only = 1;
- val = gnu_getopt (argc, argv, options);
- if (val == 0 && opt_index != NULL)
- *opt_index = option_index;
- return val;
+ return _getopt_internal (argc, argv, options, long_options, opt_index, 1);
}
-
+
+#endif /* _LIBC or not __GNU_LIBRARY__. */
+
#ifdef TEST
#include <stdio.h>
@@ -89,7 +107,6 @@ main (argc, argv)
while (1)
{
int this_option_optind = optind ? optind : 1;
- char *name = '\0';
int option_index = 0;
static struct option long_options[] =
{
@@ -110,7 +127,7 @@ main (argc, argv)
switch (c)
{
case 0:
- printf ("option %s", (long_options[option_index]).name);
+ printf ("option %s", long_options[option_index].name);
if (optarg)
printf (" with arg %s", optarg);
printf ("\n");
@@ -144,6 +161,10 @@ main (argc, argv)
printf ("option c with value `%s'\n", optarg);
break;
+ case 'd':
+ printf ("option d with value `%s'\n", optarg);
+ break;
+
case '?':
break;
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