tail: sizeof(buf) is sizeof(char*)! must be BUFSIZ

This commit is contained in:
Denis Vlasenko 2007-10-05 19:17:16 +00:00
parent d21f596ddb
commit 226002ea74

View File

@ -57,7 +57,7 @@ static ssize_t tail_read(int fd, char *buf, size_t count)
if (sbuf.st_size < current)
lseek(fd, 0, SEEK_SET);
r = safe_read(fd, buf, count);
r = full_read(fd, buf, count);
if (r < 0) {
bb_perror_msg(bb_msg_read_error);
G.status = EXIT_FAILURE;
@ -271,7 +271,7 @@ int tail_main(int argc, char **argv)
if (nfiles > header_threshhold) {
fmt = header_fmt;
}
while ((nread = tail_read(fds[i], buf, sizeof(buf))) > 0) {
while ((nread = tail_read(fds[i], buf, BUFSIZ)) > 0) {
if (fmt) {
tail_xprint_header(fmt, argv[i]);
fmt = NULL;