lib/mkdtemp.c

   1 /* Copyright (C) 1999, 2001-2003, 2006-2007, 2009-2020 Free Software
   2    Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    This program is free software: you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 /* Extracted from misc/mkdtemp.c.  */
  19
  20 #include <config.h>
  21
  22 /* Specification.  */
  23 #include <stdlib.h>
  24
  25 #include "tempname.h"
  26
  27 /* Generate a unique temporary directory from XTEMPLATE.
  28    The last six characters of XTEMPLATE must be "XXXXXX";
  29    they are replaced with a string that makes the filename unique.
  30    The directory is created, mode 700, and its name is returned.
  31    (This function comes from OpenBSD.) */
  32 char *
  33 mkdtemp (char *xtemplate)
  34 {
  35   if (gen_tempname (xtemplate, 0, 0, GT_DIR))
  36     return NULL;
  37   else
  38     return xtemplate;
  39 }