From 37d5dd60af7c1ef1e84a4ba16dfb2919a6ec5e51 Mon Sep 17 00:00:00 2001 From: tjr Date: Fri, 17 May 2002 00:58:07 +0000 Subject: Use exit status 2 to indicate that the file was not compressed because its size would not be reduced (SUSv3). --- usr.bin/compress/compress.1 | 7 +++++++ usr.bin/compress/compress.c | 1 + 2 files changed, 8 insertions(+) (limited to 'usr.bin/compress') diff --git a/usr.bin/compress/compress.1 b/usr.bin/compress/compress.1 index 9b6e4c0..cb69bcb 100644 --- a/usr.bin/compress/compress.1 +++ b/usr.bin/compress/compress.1 @@ -150,6 +150,13 @@ coding (as used in the historical command compact), and takes less time to compute. .Sh DIAGNOSTICS .Ex -std compress uncompress +.Pp +The +.Nm compress +utility exits 2 if attempting to compress the file would not reduce its size +and the +.Fl f +option was not specified. .Sh SEE ALSO .Xr gunzip 1 , .Xr gzexe 1 , diff --git a/usr.bin/compress/compress.c b/usr.bin/compress/compress.c index bcdfd69..b69422c 100644 --- a/usr.bin/compress/compress.c +++ b/usr.bin/compress/compress.c @@ -249,6 +249,7 @@ compress(in, out, bits) if (!force && sb.st_size >= isb.st_size) { if (verbose) (void)printf("%s: file would grow; left unmodified\n", in); + eval = 2; if (unlink(out)) cwarn("%s", out); goto err; -- cgit v1.1