New file, copied from `glibc'. Used to provide replacement `strcasecmp'

* strcasecmp.c: New file, copied from `glibc'.  Used to provide
replacement `strcasecmp' file.

- Hari

svn path=/trunk/; revision=87

2 files changed, 81 insertions, 0 deletions

diff --git a/support/ChangeLog b/support/ChangeLog
new file mode 100644
index 00000000..ea8dc744
--- /dev/null
+++ b/support/ChangeLog
@@ -0,0 +1,6 @@
+1998-02-18  Raja R Harinath  <harinath@cs.umn.edu>
+
+	* strcasecmp.c: New file, copied from `glibc'.  Used to provide
+	replacement `strcasecmp' file.
+	
+
diff --git a/support/strcasecmp.c b/support/strcasecmp.c
new file mode 100644
index 00000000..4640372e
--- /dev/null
+++ b/support/strcasecmp.c
@@ -0,0 +1,75 @@
+/* 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 <ctype.h>
+#include <string.h>
+
+#ifndef weak_alias
+# define __strcasecmp strcasecmp
+# define TOLOWER(Ch) tolower (Ch)
+#else
+# ifdef USE_IN_EXTENDED_LOCALE_MODEL
+#  define __strcasecmp __strcasecmp_l
+#  define TOLOWER(Ch) __tolower_l ((Ch), loc)
+# else
+#  define TOLOWER(Ch) tolower (Ch)
+# endif
+#endif
+
+#ifdef USE_IN_EXTENDED_LOCALE_MODEL
+# define LOCALE_PARAM , loc
+# define LOCALE_PARAM_DECL __locale_t loc;
+#else
+# define LOCALE_PARAM
+# define LOCALE_PARAM_DECL
+#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
+__strcasecmp (s1, s2 LOCALE_PARAM)
+     const char *s1;
+     const char *s2;
+     LOCALE_PARAM_DECL
+{
+  const unsigned char *p1 = (const unsigned char *) s1;
+  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;
+}
+#ifndef __strcasecmp
+weak_alias (__strcasecmp, strcasecmp)
+#endif