release/src/router/mysql/mysys/mf_same.c

   1 /* Copyright (c) 2000, 2001, 2007 MySQL AB
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License as published by
   5    the Free Software Foundation; version 2 of the License.
   6
   7    This program is distributed in the hope that it will be useful,
   8    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10    GNU General Public License for more details.
  11
  12    You should have received a copy of the GNU General Public License
  13    along with this program; if not, write to the Free Software
  14    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA */
  15
  16 /* Kopierar biblioteksstrukturen och extensionen fr}n ett filnamn */
  17
  18 #include "mysys_priv.h"
  19 #include <m_string.h>
  20
  21         /*
  22           Copy directory and/or extension between filenames.
  23           (For the meaning of 'flag', check mf_format.c)
  24           'to' may be equal to 'name'.
  25           Returns 'to'.
  26         */
  27
  28 char * fn_same(char *to, const char *name, int flag)
  29 {
  30   char dev[FN_REFLEN];
  31   const char *ext;
  32   size_t dev_length;
  33   DBUG_ENTER("fn_same");
  34   DBUG_PRINT("enter",("to: %s  name: %s  flag: %d",to,name,flag));
  35
  36   if ((ext=strrchr(name+dirname_part(dev, name, &dev_length),FN_EXTCHAR)) == 0)
  37     ext="";
  38
  39   DBUG_RETURN(fn_format(to,to,dev,ext,flag));
  40 } /* fn_same */