fshut.c - sbase - suckless unix tools | |
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fshut.c (717B) | |
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1 /* See LICENSE file for copyright and license details. */ | |
2 #include <stdio.h> | |
3 #include <stdlib.h> | |
4 | |
5 #include "../util.h" | |
6 | |
7 int | |
8 fshut(FILE *fp, const char *fname) | |
9 { | |
10 int ret = 0; | |
11 | |
12 /* fflush() is undefined for input streams by ISO C, | |
13 * but not POSIX 2008 if you ignore ISO C overrides. | |
14 * Leave it unchecked and rely on the following | |
15 * functions to detect errors. | |
16 */ | |
17 fflush(fp); | |
18 | |
19 if (ferror(fp) && !ret) { | |
20 weprintf("ferror %s:", fname); | |
21 ret = 1; | |
22 } | |
23 | |
24 if (fclose(fp) && !ret) { | |
25 weprintf("fclose %s:", fname); | |
26 ret = 1; | |
27 } | |
28 | |
29 return ret; | |
30 } | |
31 | |
32 void | |
33 enfshut(int status, FILE *fp, const char *fname) | |
34 { | |
35 if (fshut(fp, fname)) | |
36 exit(status); | |
37 } | |
38 | |
39 void | |
40 efshut(FILE *fp, const char *fname) | |
41 { | |
42 enfshut(1, fp, fname); | |
43 } |