diff options
Diffstat (limited to 'lib/open-safer.c')
-rw-r--r-- | lib/open-safer.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/lib/open-safer.c b/lib/open-safer.c deleted file mode 100644 index d3ba894..0000000 --- a/lib/open-safer.c +++ /dev/null | |||
@@ -1,51 +0,0 @@ | |||
1 | /* Invoke open, but avoid some glitches. | ||
2 | Copyright (C) 2005 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 2, or (at your option) | ||
7 | 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, write to the Free Software Foundation, | ||
16 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | ||
17 | |||
18 | /* Written by Paul Eggert. */ | ||
19 | |||
20 | #ifdef HAVE_CONFIG_H | ||
21 | # include <config.h> | ||
22 | #endif | ||
23 | |||
24 | #include "fcntl-safer.h" | ||
25 | |||
26 | #include <fcntl.h> | ||
27 | #include <stdarg.h> | ||
28 | #include "unistd-safer.h" | ||
29 | |||
30 | int | ||
31 | open_safer (char const *file, int flags, ...) | ||
32 | { | ||
33 | mode_t mode = 0; | ||
34 | |||
35 | if (flags & O_CREAT) | ||
36 | { | ||
37 | va_list ap; | ||
38 | va_start (ap, flags); | ||
39 | |||
40 | /* Assume mode_t promotes to int if and only if it is smaller. | ||
41 | This assumption isn't guaranteed by the C standard, but we | ||
42 | don't know of any real-world counterexamples. */ | ||
43 | mode = (sizeof (mode_t) < sizeof (int) | ||
44 | ? va_arg (ap, int) | ||
45 | : va_arg (ap, mode_t)); | ||
46 | |||
47 | va_end (ap); | ||
48 | } | ||
49 | |||
50 | return fd_safer (open (file, flags, mode)); | ||
51 | } | ||