Improve the librexgettext --help text. (also, update the copyright)

1 files changed, 13 insertions, 5 deletions

diff --git a/src/lib/librexgettext b/src/lib/librexgettext
index c82b9ae..db575d6 100755
--- a/src/lib/librexgettext
+++ b/src/lib/librexgettext
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# Copyright (C) 2013-2014 Luke Shumaker <lukeshu@sbcglobal.net>
+# Copyright (C) 2013-2016 Luke Shumaker <lukeshu@sbcglobal.net>
 #
 # License: GNU GPLv2+
 #
@@ -46,17 +46,25 @@ usage() {
 	print 'Usage: %s [OPTIONS] FILES...' "${0##*/}"
 	print 'Generates .pot files for programs using libremessages'
 	echo
+	prose 'In librexgettext, there are 2 types of keywords:'
+	bullet 'simple: Simple keywords are just like normal xgettext'
+	bullet 'prose: Prose keywords are similar, but the text is
+	        word-wrapped'
 	prose 'The keyword format is the same as in GNU xgettext.'
 	echo
+	prose 'The libremessages `flag` command is also handled
+	       specially, and is not configurable as a keyword.'
+	echo
 	prose 'The default simple keywords are: %s' "${default_simple[*]#--keyword=}"
 	echo
 	prose 'The default prose keywords are: %s' "${default_prose[*]#--keyword=}"
 	echo
 	print 'Options:'
-	flag '--simple=KEYWORD' 'Look for KEYWORD as an additional simple keyword'
-	flag '--prose=KEYWORD' 'Look for KEYWORD as an additional prose keyword'
-	flag '-k' 'Disable using the default keywords'
-	flag '-h, --help' 'Show this text'
+	flag \
+	    '--simple=KEYWORD' 'Look for KEYWORD as an additional simple keyword' \
+	    '--prose=KEYWORD' 'Look for KEYWORD as an additional prose keyword' \
+	    '-k' 'Disable using the default keywords' \
+	    '-h, --help' 'Show this text'
 }
 
 xgettext-sh() {