gnulib: Add modules argmatch and isatty.

* lib/argmatch.c, lib/argmatch.h, lib/c-ctype.c, lib/c-ctype.h,
lib/config.charset, lib/c-strcasecmp.c, lib/c-strcaseeq.h,
lib/c-strcase.h, lib/c-strncasecmp.c, lib/exitfail.c, lib/exitfail.h,
lib/isatty.c, lib/localcharset.c, lib/localcharset.h, lib/mbrtowc.c,
lib/mbsinit.c, lib/quotearg.c, lib/quotearg.h, lib/quote.h,
lib/ref-add.sin, lib/ref-del.sin, lib/streq.h, lib/wctype-h.c,
lib/wctype.in.h, lib/xalloc-die.c, lib/xalloc.h, lib/xalloc-oversized.h,
lib/xmalloc.c, m4/codeset.m4, m4/configmake.m4, m4/glibc21.m4,
m4/isatty.m4, m4/localcharset.m4, m4/locale-fr.m4, m4/locale-ja.m4,
m4/locale-zh.m4, m4/mbrtowc.m4, m4/mbsinit.m4, m4/mbstate_t.m4,
m4/quotearg.m4, m4/quote.m4, m4/wctype_h.m4, m4/xalloc.m4: New files.
* lib/Makefile.am, m4/gnulib-cache.m4, m4/gnulib-comp.m4: Update.
This commit is contained in:
Alexandre Duret-Lutz 2013-05-17 11:39:42 +02:00
parent 542050bab4
commit 35129e5a5a
46 changed files with 7818 additions and 2 deletions

56
lib/c-strncasecmp.c Normal file
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/* c-strncasecmp.c -- case insensitive string comparator in C locale
Copyright (C) 1998-1999, 2005-2006, 2009-2013 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 3, 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, see <http://www.gnu.org/licenses/>. */
#include <config.h>
/* Specification. */
#include "c-strcase.h"
#include <limits.h>
#include "c-ctype.h"
int
c_strncasecmp (const char *s1, const char *s2, size_t n)
{
register const unsigned char *p1 = (const unsigned char *) s1;
register const unsigned char *p2 = (const unsigned char *) s2;
unsigned char c1, c2;
if (p1 == p2 || n == 0)
return 0;
do
{
c1 = c_tolower (*p1);
c2 = c_tolower (*p2);
if (--n == 0 || c1 == '\0')
break;
++p1;
++p2;
}
while (c1 == c2);
if (UCHAR_MAX <= INT_MAX)
return c1 - c2;
else
/* On machines where 'char' and 'int' are types of the same size, the
difference of two 'unsigned char' values - including the sign bit -
doesn't fit in an 'int'. */
return (c1 > c2 ? 1 : c1 < c2 ? -1 : 0);
}