[pacman-dev] [RFC v3 09/13] paclog-pkglist: streamline usage function

[Gordian Edenhofer]

Signed-off-by: Gordian Edenhofer <gordian.edenhofer at gmail.com>
---
 contrib/paclog-pkglist.sh.in | 25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

diff --git a/contrib/paclog-pkglist.sh.in b/contrib/paclog-pkglist.sh.in
index 847b389..065210c 100644
--- a/contrib/paclog-pkglist.sh.in
+++ b/contrib/paclog-pkglist.sh.in
@@ -20,20 +20,31 @@
 declare -r myname='paclog-pkglist'
 declare -r myver='@PACKAGE_VERSION@'
 
-export TEXTDOMAIN='pacman'
-export TEXTDOMAINDIR='/usr/share/locale'
 declare logfile=${1:- at localstatedir@/log/pacman.log}
 
+# gettext initialization
+export TEXTDOMAIN='pacman'
+export TEXTDOMAINDIR='@localedir@'
+
+# Determine whether we have gettext; make it a no-op if we do not
+if ! type -p gettext >/dev/null; then
+	gettext() {
+		printf "%s\n" "$@"
+	}
+fi
+
 usage() {
-	printf "%s (pacman) v%s\n" "${myname}" "${myver}"
+	printf "%s (pacman) %s\n" "$myname" "$myver"
+	echo
+	printf -- "$(gettext "Parse a log file into a list of currently installed packages")\n"
 	echo
-	echo "Parse a log file into a list of currently installed packages"
+	printf -- "$(gettext "Usage: %s [path to pacman log]")\n" "$0"
 	echo
-	printf "Usage: %s [path to pacman log]\n" "${myname}"
+	printf -- "$(gettext "Examples:")"
+	printf -- "    %s @localstatedir@/log/pacman.log\n" "$myname"
 	echo
-	printf "Example: %s @localstatedir@/log/pacman.log\n" "${myname}"
+	printf -- "$(gettext "Defaults to: %s")\n" "@localstatedir@/log/pacman.log"
 	echo
-	echo 'Defaults to: @localstatedir@/log/pacman.log'
 }
 
 version() {
-- 
2.10.0