staging: fix staging of empty directories and add localstatedir

If a program creates an empty directory during its build it's probably for a
good reason, so if it exists it seems sensible to stage it.
Some programs require localstatedir to operate so we should be sure to stage
it.

Signed-off-by: Joshua Lock <josh@linux.intel.com>

diff --git a/meta/classes/staging.bbclass b/meta/classes/staging.bbclass
index e03ed2a5eff09bae9f13d53d1f84a11eb4671f23..b771b92fae00883a68dbda47362921868aa6a56a 100644 (file)
--- a/meta/classes/staging.bbclass
+++ b/meta/classes/staging.bbclass
@@ -13,10 +13,17 @@ packagedstaging_fastpath () {
 sysroot_stage_dir() {
        src="$1"
        dest="$2"
-       # This will remove empty directories so we can ignore them
+       # if the src doesn't exist don't do anything
+       if [ ! -d "$src" ]; then
+                return
+       fi
+
+       # We only want to stage the contents of $src if it's non-empty so first rmdir $src
+       # then if it still exists (rmdir on non-empty dir fails) we can copy its contents
        rmdir "$src" 2> /dev/null || true
+       # However we always want to stage a $src itself, even if it's empty
+       mkdir -p "$dest"
        if [ -d "$src" ]; then
-               mkdir -p "$dest"
                cp -fpPR "$src"/* "$dest"
        fi
 }
@@ -52,6 +59,7 @@ sysroot_stage_dirs() {
                sysroot_stage_dir $from${base_sbindir} $to${STAGING_DIR_HOST}${base_sbindir}
                sysroot_stage_dir $from${libexecdir} $to${STAGING_DIR_HOST}${libexecdir}
                sysroot_stage_dir $from${sysconfdir} $to${STAGING_DIR_HOST}${sysconfdir}
+               sysroot_stage_dir $from${localstatedir} $to${STAGING_DIR_HOST}${localstatedir}
        fi
        if [ -d $from${libdir} ]
        then