summaryrefslogtreecommitdiff
path: root/wcsmbs/wcscasecmp.c
diff options
context:
space:
mode:
Diffstat (limited to 'wcsmbs/wcscasecmp.c')
-rw-r--r--wcsmbs/wcscasecmp.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/wcsmbs/wcscasecmp.c b/wcsmbs/wcscasecmp.c
new file mode 100644
index 0000000000..74908229a0
--- /dev/null
+++ b/wcsmbs/wcscasecmp.c
@@ -0,0 +1,56 @@
+/* Copyright (C) 1991, 1992, 1995, 1996, 1997 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., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <wctype.h>
+#include <wchar.h>
+
+#ifndef weak_alias
+# define __wcscasecmp wcscasecmp
+#endif
+
+/* Compare S1 and S2, ignoring case, returning less than, equal to or
+ greater than zero if S1 is lexicographically less than,
+ equal to or greater than S2. */
+int
+__wcscasecmp (s1, s2)
+ const wchar_t *s1;
+ const wchar_t *s2;
+{
+ wint_t c1, c2;
+
+ if (s1 == s2)
+ return 0;
+
+ do
+ {
+ c1 = towlower (*s1++);
+ c2 = towlower (*s2++);
+ if (c1 == '\0')
+ break;
+ }
+ while (c1 == c2);
+
+ return c1 - c2;
+}
+#ifdef weak_alias
+weak_alias (__wcscasecmp, wcscasecmp)
+#endif