[gentoo-dev] [PATCH 1/3] udev.eclass: rework _udev_get_udevdir

[Mike Gilbert]

Rewrite logic to resemble _systemd_get_dir from systemd.eclass.

Remove incorrect command substitution: pkg-config --exists does not
write to stdout.

Die when pkg-config --variable fails.

Signed-off-by: Mike Gilbert <floppym@g.o>
---
 eclass/udev.eclass | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/eclass/udev.eclass b/eclass/udev.eclass
index 2873ae9a92c3..9a65b080f171 100644
--- a/eclass/udev.eclass
+++ b/eclass/udev.eclass
@@ -50,12 +50,12 @@ fi
 # @DESCRIPTION:
 # Get unprefixed udevdir.
 _udev_get_udevdir() {
-	if $($(tc-getPKG_CONFIG) --exists udev); then
-		local udevdir="$($(tc-getPKG_CONFIG) --variable=udevdir udev)"
-		echo "${udevdir#${EPREFIX%/}}"
-	else
-		echo /lib/udev
+	local udevdir="/lib/udev"
+	if $(tc-getPKG_CONFIG) --exists udev; then
+		udevdir="$($(tc-getPKG_CONFIG) --variable=udevdir udev)" || die
+		udevdir="${udevdir#${EPREFIX}}"
 	fi
+	echo "${udevdir}"
 }
 
 # @FUNCTION: udev_get_udevdir
-- 
2.30.0