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1 | /* Copyright (C) 1998-2019 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 | #include <stdio.h> | |
19 | #include <stdlib.h> | |
20 | ||
21 | /* Generate a unique temporary file name from TEMPLATE. | |
22 | The last six characters of TEMPLATE must be "XXXXXX"; | |
23 | they are replaced with a string that makes the filename unique. */ | |
24 | char * | |
25 | __mktemp (char *template) | |
26 | { | |
27 | if (__gen_tempname (template, 0, 0, __GT_NOCREATE) < 0) | |
28 | /* We return the null string if we can't find a unique file name. */ | |
29 | template[0] = '\0'; | |
30 | ||
31 | return template; | |
32 | } | |
33 | weak_alias (__mktemp, mktemp) | |
34 | ||
35 | link_warning (mktemp, "the use of `mktemp' is dangerous, " | |
36 | "better use `mkstemp' or `mkdtemp'") |