From: Matthias Kestenholz <matthias@spinlock.ch>
Date: Fri, 28 Apr 2006 08:41:19 +0000 (+0200)
Subject: annotate: display usage information if no filename was given
X-Git-Tag: v1.3.2~11
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=fe77bb1a02d5b8dd3915cd27a83b660debaecda4;p=git.git

annotate: display usage information if no filename was given

Signed-off-by: Matthias Kestenholz <matthias@spinlock.ch>
---

diff --git a/git-annotate.perl b/git-annotate.perl
index a7aab256..a6a7a482 100755
--- a/git-annotate.perl
+++ b/git-annotate.perl
@@ -10,9 +10,10 @@ use warnings;
 use strict;
 use Getopt::Long;
 use POSIX qw(strftime gmtime);
+use File::Basename qw(basename dirname);
 
 sub usage() {
-	print STDERR 'Usage: ${\basename $0} [-s] [-S revs-file] file [ revision ]
+	print STDERR "Usage: ${\basename $0} [-s] [-S revs-file] file [ revision ]
 	-l, --long
 			Show long rev (Defaults off)
 	-t, --time
@@ -23,7 +24,7 @@ sub usage() {
 			Use revs from revs-file instead of calling git-rev-list
 	-h, --help
 			This message.
-';
+";
 
 	exit(1);
 }
@@ -35,7 +36,7 @@ my $rc = GetOptions(	"long|l" => \$longrev,
 			"help|h" => \$help,
 			"rename|r" => \$rename,
 			"rev-file|S=s" => \$rev_file);
-if (!$rc or $help) {
+if (!$rc or $help or !@ARGV) {
 	usage();
 }