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[gnulib.git] / lib / tmpdir.h
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1 /* Determine a temporary directory.
2 Copyright (C) 2001-2002, 2009-2024 Free Software Foundation, Inc.
4 This file is free software: you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation, either version 3 of the
7 License, or (at your option) any later version.
9 This file 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 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17 #include <stddef.h>
19 #ifdef __cplusplus
20 extern "C" {
21 #endif
24 /* Path search algorithm, for tmpnam, tmpfile, etc. If DIR is
25 non-null and exists, uses it; otherwise uses the first of $TMPDIR,
26 P_tmpdir, /tmp that exists. Copies into TMPL a template suitable
27 for use with mk[s]temp. Will fail (-1) if DIR is non-null and
28 doesn't exist, none of the searched dirs exists, or there's not
29 enough space in TMPL. */
30 extern int path_search (char *tmpl, size_t tmpl_len, const char *dir, const char *pfx, bool try_tmpdir);
33 #ifdef __cplusplus
35 #endif