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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 }
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