Add ascii_strcasecmp() and ascii_strncasecmp() functions which do

locale-independent and case-insensitive string comparisons.  Needed
for mutt to work in iso-8859-9 environments, where tolower('I') !=
'i'.

1 files changed, 42 insertions, 0 deletions

diff --git a/ascii.h b/ascii.h
new file mode 100644
index 00000000..2041c6b3
--- /dev/null
+++ b/ascii.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2001 Thomas Roessler <roessler@does-not-exist.org>
+ * 
+ *     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 of the License, 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, USA.
+ * 
+ */
+
+
+/* 
+ * Versions of the string comparison functions which are
+ * locale-insensitive.
+ */
+
+#ifndef _ASCII_H
+# define _ASCII_H
+
+int ascii_isupper (int c);
+int ascii_islower (int c);
+int ascii_toupper (int c);
+int ascii_tolower (int c);
+int ascii_strcasecmp (const char *a, const char *b);
+int ascii_strncasecmp (const char *a, const char *b, int n);
+
+#define ascii_strcmp(a,b) mutt_strcmp(a,b)
+#define ascii_strncmp(a,b) mutt_strncmp(a,b)
+
+#endif