From d7763f0a6cb902e969305d02a18ec13d84227d9d Mon Sep 17 00:00:00 2001
From: Luke Shumaker <LukeShu@sbcglobal.net>
Date: Fri, 27 Jun 2014 19:33:06 -0400
Subject: Add librexgettext, to make generating .pot file easy for librelib
 users.

I don't like how much longer this is than the Makefile, but most of it is
option parsing and usage text.
---
 src/chroot-tools/Makefile |   2 +-
 src/fullpkg/Makefile      |   2 +-
 src/lib/Makefile          |   7 +--
 src/lib/librexgettext     | 110 ++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 116 insertions(+), 5 deletions(-)
 create mode 100755 src/lib/librexgettext

(limited to 'src')

diff --git a/src/chroot-tools/Makefile b/src/chroot-tools/Makefile
index e44ad5f..106aa3a 100644
--- a/src/chroot-tools/Makefile
+++ b/src/chroot-tools/Makefile
@@ -15,4 +15,4 @@ include ../../common.mk
 makechrootpkg.sh.in: %.sh.in: $(devtoolsdir)/%.in
 	cp $< $@
 
-distcc-tool.pot: xgettext-keywords-sh+=--keyword=errusage
+distcc-tool.pot: LIBREXGETTEXT_FLAGS+=--simple=errusage
diff --git a/src/fullpkg/Makefile b/src/fullpkg/Makefile
index ee9c395..8860e93 100644
--- a/src/fullpkg/Makefile
+++ b/src/fullpkg/Makefile
@@ -1,3 +1,3 @@
 include ../../common.mk
 
-fullpkg-build.pot: xgettext-keywords-sh+=--keyword=list_pkgs:2
+fullpkg-build.pot: LIBREXGETTEXT_FLAGS+=--simple=list_pkgs:2
diff --git a/src/lib/Makefile b/src/lib/Makefile
index 495abb1..3d2d8f9 100644
--- a/src/lib/Makefile
+++ b/src/lib/Makefile
@@ -27,11 +27,12 @@ common.sh: %: %.in %.top Makefile
 
 # Translate ##########################################################
 
-libreblacklist.pot: libreblacklist
+libreblacklist.pot: libreblacklist librexgettext
 	{ \
 		sed -n '/^# Usage:/,/()/{ /^#/ { =; p; } }' $< | \
 			sed -r -e 's/^# (.*)/msgid "\1"\nmsgstr ""\n/' \
 			       -e 's/^[0-9]*$$/#. embedded usage text\n#: $<:&/'; \
-		$(xgettext-sh-prose); \
-		$(xgettext-sh-std); \
+		./librexgettext $<; \
 	} | $(pofmt) > $@
+
+librexgettext.pot: LIBREXGETTEXT_FLAGS+=--simple=errusage
diff --git a/src/lib/librexgettext b/src/lib/librexgettext
new file mode 100755
index 0000000..f680784
--- /dev/null
+++ b/src/lib/librexgettext
@@ -0,0 +1,110 @@
+#!/usr/bin/env bash
+#   Copyright (C) 2013-2014 Luke Shumaker <lukeshu@sbcglobal.net>
+#
+#   License: GNU GPLv2+
+#
+#   This program is free software; you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+export TEXTDOMAIN='librelib'
+export TEXTDOMAINDIR='/usr/share/locale'
+
+default_simple=(
+	--keyword={eval_,}{gettext,'ngettext:1,2'}
+	--keyword={_,print}
+	--keyword={msg,msg2,warning,error,stat_busy,die}
+	--keyword={lock,slock}:3
+)
+default_prose=(--keyword={prose,bullet,flag:2})
+
+readonly default_simple default_prose
+
+if ! type gettext &>/dev/null; then
+	gettext() { echo "$@"; }
+fi
+
+errusage() {
+	if [[ $# -gt 0 ]]; then
+		fmt="$(gettext "$1")"; shift
+		printf "${0##*/}: $fmt\n" "$@"
+	fi
+	usage >&2
+}
+
+usage() {
+	. libremessages
+	print 'Usage: %s [OPTIONS] FILES...' "${0##*/}"
+	print 'Generates .pot files for programs using libremessages'
+	echo
+	prose 'The keyword format is the same as in GNU xgettext.'
+	echo
+	prose 'The default simple keywords are: %s' "${default_simple[*]#--keyword=}"
+	echo
+	prose 'The default prose keywords are: %s' "${default_prose[*]#--keyword=}"
+	echo
+	print 'Options:'
+	flag '--simple=KEYWORD' 'Look for KEYWORD as an additional simple keyword'
+	flag '--prose=KEYWORD' 'Look for KEYWORD as an additional prose keyword'
+	flag '-k' 'Disable using the default keywords'
+	flag '-h, --help' 'Show this text'
+}
+
+xgettext-sh() {
+	xgettext --omit-header --from-code=UTF-8 -L shell -k -o - "$@"
+}
+
+main() {
+	local simple=()
+	local prose=()
+	local files=()
+	local use_defaults=true
+	local error=false
+
+	declare -i i
+	for (( i=1; i <= $#; i++ )); do
+		case "${!i}" in
+			--simple) i+=1; simple+=(--keyword="${!i}");;
+			--simple=*)     simple+=(--keyword="${!i#*=}");;
+			--prose) i+=1; prose+=(--keyword="${!i}");;
+			--prose=*)     prose+=(--keyword="${!i#*=}");;
+			-k) use_defaults=false;;
+			--help|-h) usage; return 0;;
+			--) i+=1; break;;
+			-*) errusage "unrecognized option: %s" "${!i}"; error=true;;
+			*) files+=("${!i}");;
+		esac
+	done
+	files+=("${@:$i}")
+	if [[ ${#files[@]} -lt 1 ]]; then
+		errusage "no input file given"
+		error=true
+	fi
+	if "$error"; then
+		return 1
+	fi
+	if "$use_defaults"; then
+		simple+=("${default_simple[@]}")
+		prose+=("${default_prose[@]}")
+	fi
+
+	# Main code
+	{
+		xgettext-sh "${simple[@]}" -- "${files[@]}"
+		xgettext-sh "${prose[@]}" -- "${files[@]}" | # These are the raw strings given to prose functions
+			tr '\n' '\r' | sed 's/"\r\s*"//g' | tr '\r' '\n' | # This removes the awkward word-wrapping done by xgettext
+			sed -r -e 's/(\\n|\\t|\t)/ /g' -e 's/  +/ /g' | # This collapses whitespace, HTML-style
+			sed '/^\#, sh-format/d'
+	} | msguniq -Fi
+}
+
+main "$@"
-- 
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