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Use ferror(3) to check for errors, rather than inspecting errno. Thanks to

Browse Source 
David Douthitt for reporting, and shame on me for writing such crappy code.
This commit is contained in:
Matt Kraai 2001-08-06 16:09:09 +00:00
parent 063c1f54ea
commit 2338d3176b
2 changed files with 2 additions and 6 deletions
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4
coreutils/head.c
View File

@ -22,7 +22,6 @@
*
*/
#include <errno.h>
#include <stdio.h>
#include <getopt.h>
#include <stdlib.h>
@ -82,10 +81,9 @@ int head_main(int argc, char **argv)
printf("==> %s <==\n", argv[optind]);
}
head(len, fp);
if (errno) {
if (ferror(fp)) {
perror_msg("%s", argv[optind]);
status = EXIT_FAILURE;
errno = 0;
}
if (optind < argc - 1)
putchar('\n');

4
head.c
View File

@ -22,7 +22,6 @@
*
*/
#include <errno.h>
#include <stdio.h>
#include <getopt.h>
#include <stdlib.h>
@ -82,10 +81,9 @@ int head_main(int argc, char **argv)
printf("==> %s <==\n", argv[optind]);
}
head(len, fp);
if (errno) {
if (ferror(fp)) {
perror_msg("%s", argv[optind]);
status = EXIT_FAILURE;
errno = 0;
}
if (optind < argc - 1)
putchar('\n');