diff options
| author | Martin Tournoij <martin@arp242.net> | 2024-04-19 21:11:30 +0000 |
|---|---|---|
| committer | Warner Losh <imp@FreeBSD.org> | 2024-04-19 21:52:22 +0000 |
| commit | 3abcc79c6a25fe9846be5a036d9a44086fb00163 (patch) | |
| tree | c6ac38493a9716b4f9e5368ba8ffbc8667ba836b /usr.bin/head | |
| parent | 9744821765fccd6c9b44d47804b6913cdf616d4e (diff) | |
| download | src-3abcc79c6a25fe9846be5a036d9a44086fb00163.tar.gz src-3abcc79c6a25fe9846be5a036d9a44086fb00163.zip | |
Diffstat (limited to 'usr.bin/head')
| -rw-r--r-- | usr.bin/head/head.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/usr.bin/head/head.c b/usr.bin/head/head.c index 598d54b1c1ed..62796ae144a1 100644 --- a/usr.bin/head/head.c +++ b/usr.bin/head/head.c @@ -156,12 +156,13 @@ main(int argc, char *argv[]) static void head(FILE *fp, intmax_t cnt) { - char *cp; - size_t error, readlen; + char *cp = NULL; + size_t error, bufsize = 0; + ssize_t readlen; - while (cnt != 0 && (cp = fgetln(fp, &readlen)) != NULL) { + while (cnt != 0 && (readlen = getline(&cp, &bufsize, fp)) >= 0) { error = fwrite(cp, sizeof(char), readlen, stdout); - if (error != readlen) + if ((ssize_t)error != readlen) err(1, "stdout"); cnt--; } |