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* archival/gzip.c (gzip_main): Display usage if given multiple files.

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Matt Kraai 2002-02-05 19:34:53 +00:00
parent 273af73317
commit 592a3e63ee
1 changed files with 3 additions and 0 deletions
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3
archival/gzip.c
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@ -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.");