Commit | Line | Data |
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49114fd4 LC |
1 | /* fclose replacement. |
2 | Copyright (C) 2008-2011 Free Software Foundation, Inc. | |
7f8e40b7 NJ |
3 | |
4 | This program is free software: you can redistribute it and/or modify | |
5 | it under the terms of the GNU Lesser 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 Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public License | |
15 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
16 | ||
17 | #include <config.h> | |
18 | ||
19 | /* Specification. */ | |
49114fd4 | 20 | #include <stdio.h> |
7f8e40b7 | 21 | |
49114fd4 LC |
22 | #include <errno.h> |
23 | #include <unistd.h> | |
7f8e40b7 | 24 | |
49114fd4 | 25 | /* Override fclose() to call the overridden close(). */ |
7f8e40b7 | 26 | |
49114fd4 LC |
27 | int |
28 | rpl_fclose (FILE *fp) | |
29 | #undef fclose | |
7f8e40b7 | 30 | { |
49114fd4 LC |
31 | int saved_errno = 0; |
32 | ||
33 | if (fflush (fp)) | |
34 | saved_errno = errno; | |
35 | ||
36 | if (close (fileno (fp)) < 0 && saved_errno == 0) | |
37 | saved_errno = errno; | |
38 | ||
39 | fclose (fp); /* will fail with errno = EBADF */ | |
40 | ||
41 | if (saved_errno != 0) | |
42 | { | |
43 | errno = saved_errno; | |
44 | return EOF; | |
45 | } | |
46 | return 0; | |
7f8e40b7 | 47 | } |