glibc/sysdeps/generic/strcasecmp.c
Roland McGrath 3ec41e0302 * sysdeps/mach/hurd/getcwd.c (__getcwd): Renamed from getcwd.
(getcwd): Define as weak alias.
	* sysdeps/posix/getcwd.c: Likewise.
	* sysdeps/stub/getcwd.c: Likewise.
	* posix/unistd.h: Declare __getcwd.

	* string/string.h: Declare __strcasecmp.
	* sysdeps/generic/strcasecmp.c (__strcasecmp): Renamed from
	strcasecmp.
	(strcasecmp): Define as weak alias.

	* string/string.h: Declare __stpcpy.
	* sysdeps/generic/stpcpy.c (__stpcpy): Renamed from stpcpy.
	(stpcpy): Define as weak alias.
1995-09-28 09:00:19 +00:00

47 lines
1.4 KiB
C

/* Copyright (C) 1991, 1992, 1995 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <string.h>
#include <ctype.h>
/* Compare S1 and S2, ignoring case, returning less than, equal to or
greater than zero if S1 is lexiographically less than,
equal to or greater than S2. */
int
__strcasecmp (const char *s1, const char *s2)
{
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)
return 0;
do
{
c1 = tolower (*p1++);
c2 = tolower (*p2++);
if (c1 == '\0')
break;
}
while (c1 == c2);
return c1 - c2;
}
weak_alias (__strcasecmp, strcasecmp)