Import changeset

1 files changed, 46 insertions, 0 deletions

diff --git a/mysys/mf_fn_ext.c b/mysys/mf_fn_ext.c
new file mode 100644
index 00000000000..6a9b9d18341
--- /dev/null
+++ b/mysys/mf_fn_ext.c
@@ -0,0 +1,46 @@
+/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
+   
+   This 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.
+   
+   This 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 this library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+   MA 02111-1307, USA */
+
+/* Returnerar en pekare till filnamnets extension. */
+
+#include "mysys_priv.h"
+#include <m_string.h>
+
+	/* Return a pointerto the extension of the filename
+	   The pointer points at the extension character (normally '.'))
+	   If there isn't any extension, the pointer points at the end
+	   NULL of the filename
+	*/
+
+my_string fn_ext(const char *name)
+{
+  register my_string pos,gpos;
+  DBUG_ENTER("fn_ext");
+  DBUG_PRINT("mfunkt",("name: '%s'",name));
+
+#if defined(FN_DEVCHAR) || defined(FN_C_AFTER_DIR)
+  {
+    char buff[FN_REFLEN];
+    gpos=(my_string) name+dirname_part(buff,(char*) name);
+  }
+#else
+  if (!(gpos=strrchr(name,FNLIBCHAR)))
+    gpos=name;
+#endif
+  pos=strrchr(gpos,FN_EXTCHAR);
+  DBUG_RETURN (pos ? pos : strend(gpos));
+} /* fn_ext */