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authorMatt Kraai2001-08-06 16:09:09 +0000
committerMatt Kraai2001-08-06 16:09:09 +0000
commit2338d3176bdb6fb607a8ce81534e88522d8c516c (patch)
treebc17e5768f410ffb2b67c9d6af57c98ccc59d9b5 /coreutils/head.c
parent063c1f54eae3e1dcb8dd5c00ba9bf802357d3cb9 (diff)
downloadbusybox-2338d3176bdb6fb607a8ce81534e88522d8c516c.zip
busybox-2338d3176bdb6fb607a8ce81534e88522d8c516c.tar.gz
Use ferror(3) to check for errors, rather than inspecting errno. Thanks to
David Douthitt for reporting, and shame on me for writing such crappy code.
Diffstat (limited to 'coreutils/head.c')
-rw-r--r--coreutils/head.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/coreutils/head.c b/coreutils/head.c
index 0c8ef3d..688c250 100644
--- a/coreutils/head.c
+++ b/coreutils/head.c
@@ -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');