lib/mkdirat.c

   1 /* fd-relative mkdir
   2    Copyright (C) 2005-2006, 2009-2024 Free Software Foundation, Inc.
   3
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation, either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* written by Jim Meyering */
  18
  19 #include <config.h>
  20
  21 /* Specification.  */
  22 #include <sys/stat.h>
  23
  24 #include <stdlib.h>
  25 #include <unistd.h>
  26
  27 /* Solaris 10 has no function like this.
  28    Create a subdirectory, FILE, with mode MODE, in the directory
  29    open on descriptor FD.  If possible, do it without changing the
  30    working directory.  Otherwise, resort to using save_cwd/fchdir,
  31    then mkdir/restore_cwd.  If either the save_cwd or the restore_cwd
  32    fails, then give a diagnostic and exit nonzero.  */
  33
  34 #define AT_FUNC_NAME mkdirat
  35 #define AT_FUNC_F1 mkdir
  36 #define AT_FUNC_POST_FILE_PARAM_DECLS , mode_t mode
  37 #define AT_FUNC_POST_FILE_ARGS        , mode
  38 #include "at-func.c"