[src/trunk]: src/usr.bin/gzip - document --list

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/89bf5e533fb6
branches:  trunk
changeset: 556751:89bf5e533fb6
user:      mrg <mrg%NetBSD.org@localhost>
date:      Fri Dec 26 15:15:49 2003 +0000

description:
- document --list
- use unsigned char's that are used in unsigned calculations later.

diffstat:

 usr.bin/gzip/gzip.1 |  10 ++++++++--
 usr.bin/gzip/gzip.c |   6 +++---
 2 files changed, 11 insertions(+), 5 deletions(-)

diffs (58 lines):

diff -r 13140e45516c -r 89bf5e533fb6 usr.bin/gzip/gzip.1
--- a/usr.bin/gzip/gzip.1       Fri Dec 26 15:06:16 2003 +0000
+++ b/usr.bin/gzip/gzip.1       Fri Dec 26 15:15:49 2003 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: gzip.1,v 1.4 2003/12/23 23:20:37 wiz Exp $
+.\"    $NetBSD: gzip.1,v 1.5 2003/12/26 15:15:49 mrg Exp $
 .\"
 .\" Copyright (c) 1997, 2003 Matthew R. Green
 .\" All rights reserved.
@@ -34,7 +34,7 @@
 .Nd compression/decompression tool using Lempel-Ziv coding (LZ77)
 .Sh SYNOPSIS
 .Nm
-.Op Fl cdfhNnqrtVv
+.Op Fl cdfhlNnqrtVv
 .Op Fl S Ar suffix
 .Ar file
 .Oo
@@ -121,6 +121,12 @@
 option, allowing non-compressed data to pass through unchanged.
 .It Fl h , -help
 This option prints a usage summary and exits.
+.It Fl l , -list
+This option displays information about the file's compressed and
+uncompressed size, ratio, uncompressed name.  With the
+.Fl v
+option, it also displays the compression method, crc, data & time
+embedded in the file.
 .It Fl N , -name
 This option causes the stored filename in the input file to be used
 as the output file.
diff -r 13140e45516c -r 89bf5e533fb6 usr.bin/gzip/gzip.c
--- a/usr.bin/gzip/gzip.c       Fri Dec 26 15:06:16 2003 +0000
+++ b/usr.bin/gzip/gzip.c       Fri Dec 26 15:15:49 2003 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: gzip.c,v 1.7 2003/12/26 15:06:16 mrg Exp $     */
+/*     $NetBSD: gzip.c,v 1.8 2003/12/26 15:15:49 mrg Exp $     */
 
 /*
  * Copyright (c) 1997, 1998, 2003 Matthew R. Green
@@ -32,7 +32,7 @@
 #ifndef lint
 __COPYRIGHT("@(#) Copyright (c) 1997, 1998, 2003 Matthew R. Green\n\
      All rights reserved.\n");
-__RCSID("$NetBSD: gzip.c,v 1.7 2003/12/26 15:06:16 mrg Exp $");
+__RCSID("$NetBSD: gzip.c,v 1.8 2003/12/26 15:15:49 mrg Exp $");
 #endif /* not lint */
 
 /*
@@ -497,7 +497,7 @@
                /* gather the old name info */
                if (Nflag || lflag) {
                        int fd;
-                       char header1[10], name[PATH_MAX + 1];
+                       unsigned char header1[10], name[PATH_MAX + 1];
 
                        fd = open(file, O_RDONLY);
                        if (fd < 0)