osdep/setenv.c

   1 /*
   2  * setenv implementation for systems lacking it.
   3  *
   4  * This file is part of MPlayer.
   5  *
   6  * MPlayer is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * MPlayer is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #ifndef MP_DEBUG
  26   #define NDEBUG
  27 #endif
  28 #include <assert.h>
  29
  30 int setenv(const char *name, const char *val, int overwrite)
  31 {
  32   int len  = strlen(name) + strlen(val) + 2;
  33   char *env = malloc(len);
  34   if (!env) { return -1; }
  35
  36   assert(overwrite != 0);
  37
  38   strcpy(env, name);
  39   strcat(env, "=");
  40   strcat(env, val);
  41   putenv(env);
  42
  43   return 0;
  44 }