diff options
Diffstat (limited to 'coreutils')
| -rw-r--r-- | coreutils/tail.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/coreutils/tail.c b/coreutils/tail.c index 07c71ca4b..eab502beb 100644 --- a/coreutils/tail.c +++ b/coreutils/tail.c @@ -105,6 +105,7 @@ int tail_main(int argc, char **argv) int *fds; const char *fmt; + int prev_fd; INIT_G(); @@ -309,6 +310,7 @@ int tail_main(int argc, char **argv) xwrite(STDOUT_FILENO, tailbuf, taillen); } } while (++i < nfiles); + prev_fd = fds[i-1]; tailbuf = xrealloc(tailbuf, BUFSIZ); @@ -365,9 +367,10 @@ int tail_main(int argc, char **argv) nread = tail_read(fd, tailbuf, BUFSIZ); if (nread <= 0) break; - if (fmt) { + if (fmt && (fd != prev_fd)) { tail_xprint_header(fmt, filename); fmt = NULL; + prev_fd = fd; } xwrite(STDOUT_FILENO, tailbuf, nread); } |