stdio-common/tempname.c

   1 /* Copyright (C) 1991-2024 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library 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 GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #define __need_size_t
  19 #include <stddef.h>
  20 #include <stdio.h>
  21 #include <errno.h>
  22
  23 /* Perform the "SVID path search malarkey" on DIR and PFX.  Write a
  24    template suitable for use in __gen_tempname into TMPL, bounded
  25    by TMPL_LEN. */
  26 int
  27 __path_search (char *tmpl, size_t tmpl_len, const char *dir, const char *pfx,
  28                int try_tmpdir)
  29 {
  30   __set_errno (ENOSYS);
  31   return -1;
  32 }
  33 stub_warning (__path_search)
  34
  35 /* Generate a (hopefully) unique temporary filename
  36    in DIR (if applicable), using template TMPL.
  37    KIND determines what to do with that name.  It may be one of:
  38      __GT_FILE:         create a file and return a read-write fd.
  39      __GT_BIGFILE:      same, but use open64() (or equivalent).
  40      __GT_DIR:          create a directory.
  41      __GT_NOCREATE:     just find a name not currently in use.
  42  */
  43
  44 int
  45 __gen_tempname (char *tmpl, int suffixlen, int flags, int kind)
  46 {
  47   __set_errno (ENOSYS);
  48   return -1;
  49 }
  50
  51 stub_warning (__gen_tempname)