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-rw-r--r--gnu/dist/diffutils/lib/prepargs.c95
1 files changed, 0 insertions, 95 deletions
diff --git a/gnu/dist/diffutils/lib/prepargs.c b/gnu/dist/diffutils/lib/prepargs.c
deleted file mode 100644
index 817af35280e..00000000000
--- a/gnu/dist/diffutils/lib/prepargs.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/* $NetBSD: prepargs.c,v 1.1.1.1 2003/01/26 00:43:15 wiz Exp $ */
-
-/* Parse arguments from a string and prepend them to an argv.
-
- Copyright (C) 1999, 2000, 2001, 2002 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, Inc., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
-
-/* Written by Paul Eggert <eggert@twinsun.com>. */
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-#include "prepargs.h"
-#include <string.h>
-#include <sys/types.h>
-#include <xalloc.h>
-
-#include <ctype.h>
-
-/* IN_CTYPE_DOMAIN (C) is nonzero if the unsigned char C can safely be given
- as an argument to <ctype.h> macros like "isspace". */
-#ifdef STDC_HEADERS
-# define IN_CTYPE_DOMAIN(c) 1
-#else
-# define IN_CTYPE_DOMAIN(c) ((c) <= 0177)
-#endif
-
-#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
-
-/* Find the white-space-separated options specified by OPTIONS, and
- using BUF to store copies of these options, set ARGV[0], ARGV[1],
- etc. to the option copies. Return the number N of options found.
- Do not set ARGV[N]. If ARGV is zero, do not store ARGV[0] etc.
- Backslash can be used to escape whitespace (and backslashes). */
-static int
-prepend_args (char const *options, char *buf, char **argv)
-{
- char const *o = options;
- char *b = buf;
- int n = 0;
-
- for (;;)
- {
- while (ISSPACE ((unsigned char) *o))
- o++;
- if (!*o)
- return n;
- if (argv)
- argv[n] = b;
- n++;
-
- do
- if ((*b++ = *o++) == '\\' && *o)
- b[-1] = *o++;
- while (*o && ! ISSPACE ((unsigned char) *o));
-
- *b++ = '\0';
- }
-}
-
-/* Prepend the whitespace-separated options in OPTIONS to the argument
- vector of a main program with argument count *PARGC and argument
- vector *PARGV. */
-void
-prepend_default_options (char const *options, int *pargc, char ***pargv)
-{
- if (options)
- {
- char *buf = xmalloc (strlen (options) + 1);
- int prepended = prepend_args (options, buf, (char **) 0);
- int argc = *pargc;
- char * const *argv = *pargv;
- char **pp = (char **) xmalloc ((prepended + argc + 1) * sizeof *pp);
- *pargc = prepended + argc;
- *pargv = pp;
- *pp++ = *argv++;
- pp += prepend_args (options, buf, pp);
- while ((*pp++ = *argv++))
- continue;
- }
-}