[pacman-dev] [RFC v3 10/13] pacscripts: streamline usage function

[Gordian Edenhofer]

Signed-off-by: Gordian Edenhofer <gordian.edenhofer at gmail.com>
---
 contrib/pacscripts.sh.in | 31 +++++++++++++++++++++++--------
 1 file changed, 23 insertions(+), 8 deletions(-)

diff --git a/contrib/pacscripts.sh.in b/contrib/pacscripts.sh.in
index 4a1e0c5..0c5e926 100644
--- a/contrib/pacscripts.sh.in
+++ b/contrib/pacscripts.sh.in
@@ -27,6 +27,17 @@ set -o errexit
 declare -r myname='pacscripts'
 declare -r myver='@PACKAGE_VERSION@'
 
+# 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
+
 conf="@sysconfdir@/pacman.conf"
 
 if [ ! -r "$conf" ]; then
@@ -45,18 +56,22 @@ error() {
 }
 
 usage() {
-	echo "${myname} (pacman) v${myver}"
+	printf "%s (pacman) %s\n" "$myname" "$myver"
+	echo
+	printf -- "$(gettext "Prints the {pre,post}_{install,remove,upgrade} scripts of a given package")\n"
 	echo
-	echo "Prints the {pre,post}_{install,remove,upgrade} scripts of a given package."
+	printf -- "$(gettext "Usage: %s <pkgname|pkgfile>")\n" "$0"
 	echo
-	echo "Usage: ${myname} <pkgname|pkgfile>"
+	printf -- "$(gettext "Options:")\n"
+	printf -- "  -h, --help         "
+	printf -- "$(gettext "Print this help message")\n"
+	printf -- "  -v, --version      "
+	printf -- "$(gettext "Print program name and version")\n"
 	echo
-	echo " Options:"
-	echo "  -h, --help                 Print this help message"
-	echo "  -v, --version              Print program name and version"
+	printf -- "$(gettext "Examples:")"
+	printf -- "  %s gconf-editor\n" "$myname"
+	printf -- "  %s gconf-editor-3.0.1-3-x86_64.pkg.tar.xz\n" "$myname"
 	echo
-	echo "Example: ${myname} gconf-editor"
-	echo "Example: ${myname} gconf-editor-3.0.1-3-x86_64.pkg.tar.xz"
 }
 
 version() {
-- 
2.10.0