[yocto] [PATCH 1/2] linux-wrs: rename force_revisions and allow override

[Bruce Ashfield]

It is useful to override revision checking from a layer or other
recipe. In order to show the global nature of the variable rename
it KERNEL_REVISION_CHECKING and make it a weak assignment.

Signed-off-by: Bruce Ashfield <bruce.ashfield at windriver.com>
---
 meta/recipes-kernel/linux/linux-wrs_git.bb |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/meta/recipes-kernel/linux/linux-wrs_git.bb b/meta/recipes-kernel/linux/linux-wrs_git.bb
index c43ae11..1f2b11e 100644
--- a/meta/recipes-kernel/linux/linux-wrs_git.bb
+++ b/meta/recipes-kernel/linux/linux-wrs_git.bb
@@ -34,7 +34,7 @@ S = "${WORKDIR}/linux"
 B = "${WORKDIR}/linux-${WRMACHINE}-${LINUX_KERNEL_TYPE}-build"
 
 # functionality flags
-force_revisions = "t"
+KERNEL_REVISION_CHECKING ?= "t"
 KERNEL_FEATURES=features/netfilter
 
 do_patch() {
@@ -75,7 +75,7 @@ validate_branches() {
 	target_meta_head="${SRCREV_meta}"
 
 	if [ -n "$target_branch_head" ] && [ "$branch_head" != "$target_branch_head" ]; then
-		if [ -n "${force_revisions}" ]; then
+		if [ -n "${KERNEL_REVISION_CHECKING}" ]; then
 			git show ${target_branch_head} > /dev/null 2>&1
 			if [ $? -eq 0 ]; then
 				echo "Forcing branch ${WRMACHINE}-${LINUX_KERNEL_TYPE} to ${target_branch_head}"
@@ -90,7 +90,7 @@ validate_branches() {
 	fi
 
 	if [ "$meta_head" != "$target_meta_head" ]; then
-		if [ -n "${force_revisions}" ]; then
+		if [ -n "${KERNEL_REVISION_CHECKING}" ]; then
 			git show ${target_meta_head} > /dev/null 2>&1
 			if [ $? -eq 0 ]; then
 				echo "Forcing branch wrs_meta to ${target_meta_head}"
-- 
1.7.0.4