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| author | Matt Kraai | 2002-02-05 19:34:53 +0000 |
|---|---|---|
| committer | Matt Kraai | 2002-02-05 19:34:53 +0000 |
| commit | 592a3e63ee06604eb27a888ffb03a0ff3dbf5cf0 (patch) | |
| tree | aba959ad9192f768f3dea810888cd24bbe29140c /archival | |
| parent | 273af73317a9f0b697a3240aa6733d30137878e7 (diff) | |
| download | busybox-592a3e63ee06604eb27a888ffb03a0ff3dbf5cf0.zip busybox-592a3e63ee06604eb27a888ffb03a0ff3dbf5cf0.tar.gz | |
* archival/gzip.c (gzip_main): Display usage if given multiple files.
Diffstat (limited to 'archival')
| -rw-r--r-- | archival/gzip.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/archival/gzip.c b/archival/gzip.c index 436393e..732a83e 100644 --- a/archival/gzip.c +++ b/archival/gzip.c @@ -1246,6 +1246,9 @@ int gzip_main(int argc, char **argv) tostdout = 1; } + if (argc - optind > 1) + show_usage (); + if (isatty(fileno(stdout)) && tostdout==1 && force==0) error_msg_and_die( "compressed data not written to terminal. Use -f to force it."); |