sbase/libutil/fshut.c

44 lines
716 B
C

/* See LICENSE file for copyright and license details. */
#include <stdio.h>
#include <stdlib.h>
#include "../util.h"
int
fshut(FILE *fp, const char *fname)
{
int ret = 0;
/* fflush() is undefined for input streams by ISO C,
* but not POSIX 2008 if you ignore ISO C overrides.
* Leave it unchecked an rely on the following
* functions to detect errors.
*/
fflush(fp);
if (ferror(fp) && !ret) {
weprintf("ferror %s:", fname);
ret = 1;
}
if (fclose(fp) && !ret) {
weprintf("fclose %s:", fname);
ret = 1;
}
return ret;
}
void
enfshut(int status, FILE *fp, const char *fname)
{
if (fshut(fp, fname))
exit(status);
}
void
efshut(FILE *fp, const char *fname)
{
enfshut(1, fp, fname);
}