mariadb/mysys/mf_fn_ext.c
monty@mashka.mysql.fi 2aecdd1a91 Big code cleanup/review before 4.0.2 release.
(All commit emails since 4.0.1 checked)
This had to be done now, before the 4.1 tree changes to much, to make it easy to propagate bug fixes to the 4.1 tree.
2002-06-11 11:20:31 +03:00

45 lines
1.4 KiB
C

/* Copyright (C) 2000 MySQL AB
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 02111-1307 USA */
#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
ASCII(0) 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 */