From d5e2af1524ccdc4613111fc4a127b1fbbc3924f2 Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Mon, 17 Nov 2008 23:09:43 +0100
Subject: [PATCH] Improve usage

---
 rcs-fast-export.rb | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/rcs-fast-export.rb b/rcs-fast-export.rb
index 0d9df8b..406a2f3 100755
--- a/rcs-fast-export.rb
+++ b/rcs-fast-export.rb
@@ -3,7 +3,17 @@
 require 'pp'
 
 def usage
-	STDERR.puts "#{$0} filename -- fast-export filename's RCS history"
+	STDERR.puts <<EOM
+#{$0} [options] file [file ...]
+
+Fast-export the RCS history of one or more file.
+
+Options:
+	--help, -h, -?		display this help text
+	--authors-file, -A	specify a file containing username = Full Name <email> mappings
+	--[no-]tag-each-rev	[do not] create a lightweight tag for each RCS revision
+
+EOM
 end
 
 def not_found(arg)
@@ -364,7 +374,8 @@ opts = GetoptLong.new(
 	['--rcs-suffixes', '-x', GetoptLong::REQUIRED_ARGUMENT],
 	# tag each revision?
 	['--tag-each-rev', GetoptLong::NO_ARGUMENT],
-	['--no-tag-each-rev', GetoptLong::NO_ARGUMENT]
+	['--no-tag-each-rev', GetoptLong::NO_ARGUMENT],
+	['--help', '-h', '-?', GetoptLong::NO_ARGUMENT]
 )
 
 # We read options in order, but they apply to all passed parameters.
@@ -394,6 +405,9 @@ opts.each do |opt, arg|
 		parse_options[:tag_each_rev] = false
 	when ''
 		file_list << arg
+	when '--help'
+		usage
+		exit
 	end
 end
 
-- 
2.32.0.93.g670b81a890