weston-init: Add module support for the weston-start helper

To make weston-start more flexible we now support module loading. For
such modules, following functions can be used:

 - add_weston_argument
 - add_openvt_argument

(From OE-Core rev: 3e7c4d06aaa1fccc1a18f4431122603cc4a9bbe9)

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 29 insertions, 0 deletions

diff --git a/meta/recipes-graphics/wayland/weston-init.bb b/meta/recipes-graphics/wayland/weston-init.bb
index 3a2251e69a..e4e2701af7 100644
--- a/meta/recipes-graphics/wayland/weston-init.bb
+++ b/meta/recipes-graphics/wayland/weston-init.bb
@@ -11,7 +11,10 @@ S = "${WORKDIR}"
 do_install() {
         install -Dm755 ${WORKDIR}/init ${D}/${sysconfdir}/init.d/weston
         install -Dm0644 ${WORKDIR}/weston.service ${D}${systemd_system_unitdir}/weston.service
+
+        # Install weston-start script
         install -Dm755 ${WORKDIR}/weston-start ${D}${bindir}/weston-start
+        sed -i 's,@DATADIR@,${datadir},g' ${D}${bindir}/weston-start
 }
 
 inherit allarch update-rc.d distro_features_check systemd
diff --git a/meta/recipes-graphics/wayland/weston-init/weston-start b/meta/recipes-graphics/wayland/weston-init/weston-start
index dc2b1efc78..4aa7c66d3b 100755
--- a/meta/recipes-graphics/wayland/weston-init/weston-start
+++ b/meta/recipes-graphics/wayland/weston-init/weston-start
@@ -9,6 +9,19 @@ usage() {
 EOF
 }
 
+## Module support
+modules_dir=@DATADIR@/weston-start
+
+# Add weston extra argument
+add_weston_argument() {
+        weston_args="$weston_args $1"
+}
+
+# Add openvt extra argument
+add_openvt_argument() {
+        openvt_args="$openvt_args $1"
+}
+
 if test $# -lt 2; then
         usage
         exit 1
@@ -32,6 +45,19 @@ done
 
 weston_args=$*
 
+# Load and run modules
+if [ -d "$modules_dir" ]; then
+        for m in "$modules_dir"/*; do
+                # Skip backup files
+                if [ "`echo $m | sed -e 's/\~$//'`" != "$m" ]; then
+                        continue
+                fi
+
+                # process module
+                . $m
+        done
+fi
+
 if test -z "$XDG_RUNTIME_DIR"; then
     export XDG_RUNTIME_DIR=/run/user/`id -u`
     mkdir --parents $XDG_RUNTIME_DIR