Author: delphij Date: Mon Oct 26 22:29:58 2015 New Revision: 290024 URL: https://svnweb.freebsd.org/changeset/base/290024
Log: In gunzip(1), treat trailing garbage as a warning and not an error. This allows scripts to distinguish it between real fatal errors, for instance a CRC mismatch. Update manual page for the behavior change. PR: bin/203873 Submitted by: Eugene Grosbein <eugen grosbein net> MFC after: 2 weeks Modified: head/usr.bin/gzip/gzip.1 head/usr.bin/gzip/gzip.c Modified: head/usr.bin/gzip/gzip.1 ============================================================================== --- head/usr.bin/gzip/gzip.1 Mon Oct 26 21:19:49 2015 (r290023) +++ head/usr.bin/gzip/gzip.1 Mon Oct 26 22:29:58 2015 (r290024) @@ -25,7 +25,7 @@ .\" SUCH DAMAGE. .\" .\" $FreeBSD$ -.Dd April 6, 2015 +.Dd October 26, 2015 .Dt GZIP 1 .Os .Sh NAME @@ -136,7 +136,7 @@ option, allowing non-compressed data to .It Fl h , -help This option prints a usage summary and exits. .It Fl k , -keep -Keep (don't delete) input files during compression +Keep (do not delete) input files during compression or decompression. .It Fl L , -license This option prints @@ -183,6 +183,12 @@ is set, it is parsed as a white-space se handled before any options on the command line. Options on the command line will override anything in .Ev GZIP . +.Sh EXIT STATUS +The +.Nm +utility exits 0 on success, +1 on errors, +and 2 if a warning occurs. .Sh SEE ALSO .Xr bzip2 1 , .Xr compress 1 , @@ -220,7 +226,7 @@ with unpack support written by .An Xin LI Aq Mt [email protected] . .Sh BUGS According to RFC 1952, the recorded file size is stored in a 32-bit -integer, therefore, it can not represent files larger than 4GB. +integer, therefore, it cannot represent files larger than 4GB. This limitation also applies to .Fl l option of Modified: head/usr.bin/gzip/gzip.c ============================================================================== --- head/usr.bin/gzip/gzip.c Mon Oct 26 21:19:49 2015 (r290023) +++ head/usr.bin/gzip/gzip.c Mon Oct 26 22:29:58 2015 (r290024) @@ -810,6 +810,7 @@ gz_uncompress(int in, int out, char *pre if (in_tot > 0) { maybe_warnx("%s: trailing garbage " "ignored", filename); + exit_value = 2; goto stop; } maybe_warnx("input not gziped (MAGIC0)"); _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "[email protected]"
