diff options
Diffstat (limited to 'toys/posix/tail.c')
| -rw-r--r-- | toys/posix/tail.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/toys/posix/tail.c b/toys/posix/tail.c index bf25a149..1204f1c6 100644 --- a/toys/posix/tail.c +++ b/toys/posix/tail.c @@ -3,6 +3,8 @@ * Copyright 2012 Timothy Elliott <tle@holymonkey.com> * * See http://opengroup.org/onlinepubs/9699919799/utilities/tail.html + * + * Deviations from posix: -f waits for pipe/fifo on stdin (nonblock?). USE_TAIL(NEWTOY(tail, "?fc-n-[-cn]", TOYFLAG_USR|TOYFLAG_BIN)) @@ -136,7 +138,7 @@ static void do_tail(int fd, char *name) int linepop = 1; if (toys.optflags & FLAG_f) { - int f = (TT.file_no++)*2; + int f = TT.file_no*2; char *s = name; if (!fd) sprintf(s = toybuf, "/proc/self/fd/%d", fd); @@ -145,10 +147,8 @@ static void do_tail(int fd, char *name) perror_msg("bad -f on '%s'", name); } - if (toys.optc > 1) { - if (TT.file_no) xputc('\n'); - xprintf("==> %s <==\n", name); - } + if (TT.file_no++) xputc('\n'); + if (toys.optc > 1) xprintf("==> %s <==\n", name); // Are we measuring from the end of the file? |