bb.plain( "%s" % result )
}
-
-# Ensure that the branches (BSP and meta) are on the locatios specified by
+# Ensure that the branches (BSP and meta) are on the locations specified by
# their SRCREV values. If they are NOT on the right commits, the branches
-# are reset to the correct commit.
+# are corrected to the proper commit.
do_validate_branches() {
cd ${S}
+ export KMETA=${KMETA}
- # nothing to do if bootstrapping
- if [ -n "${YOCTO_KERNEL_EXTERNAL_BRANCH}" ]; then
- return
- fi
-
- # nothing to do if SRCREV is AUTOREV
+ set +e
+ # if SRCREV is AUTOREV it shows up as AUTOINC there's nothing to
+ # check and we can exit early
if [ "${SRCREV_machine}" = "AUTOINC" ]; then
- # restore the branch for builds
- git checkout -f ${KBRANCH}
return
fi
- branch_head=`git show-ref -s --heads ${KBRANCH}`
+ # If something other than the default branch was requested, it must
+ # exist in the tree, and it's a hard error if it wasn't
+ git show-ref --quiet --verify -- "refs/heads/${KBRANCH}"
+ if [ $? -eq 1 ]; then
+ if [ -n "${KBRANCH_DEFAULT}" ] &&
+ [ "${KBRANCH}" != "${KBRANCH_DEFAULT}" ]; then
+ echo "ERROR: branch ${KBRANCH} was set for kernel compilation, "
+ echo " but it does not exist in the kernel repository."
+ echo " Check the value of KBRANCH and ensure that it describes"
+ echo " a valid banch in the source kernel repository"
+ exit 1
+ fi
+ fi
+
+ if [ -z "${SRCREV_machine}" ]; then
+ target_branch_head="${SRCREV}"
+ else
+ target_branch_head="${SRCREV_machine}"
+ fi
+
+ # $SRCREV could have also been AUTOINC, so check again
+ if [ "${target_branch_head}" = "AUTOINC" ]; then
+ return
+ fi
+
+ containing_branches=`git branch --contains $target_branch_head | sed 's/^..//'`
+ if [ -z "$containing_branches" ]; then
+ echo "ERROR: SRCREV was set to \"$target_branch_head\", but no branches"
+ echo " contain this commit"
+ exit 1
+ fi
+ ref=`git show ${target_branch_head} 2>&1 | head -n1 || true`
+ if [ "$ref" = "fatal: bad object ${target_meta_head}" ]; then
+ echo "ERROR ${target_branch_head} is not a valid commit ID."
+ echo "The kernel source tree may be out of sync"
+ exit 1
+ fi
+
+ # force the SRCREV in each branch that contains the specified
+ # SRCREV (if it isn't the current HEAD of that branch)
+ git checkout -q master
+ for b in $containing_branches; do
+ branch_head=`git show-ref -s --heads ${b}`
+ if [ "$branch_head" != "$target_branch_head" ]; then
+ echo "[INFO] Setting branch $b to ${target_branch_head}"
+ git branch -D $b > /dev/null
+ git branch $b $target_branch_head > /dev/null
+ fi
+ done
+
+ ## KMETA branch validation
meta_head=`git show-ref -s --heads ${KMETA}`
- target_branch_head="${SRCREV_machine}"
target_meta_head="${SRCREV_meta}"
+ git show-ref --quiet --verify -- "refs/heads/${KMETA}"
+ if [ $? -eq 1 ]; then
+ return
+ fi
- current=`git branch |grep \*|sed 's/^\* //'`
- if [ -n "$target_branch_head" ] && [ "$branch_head" != "$target_branch_head" ]; then
- if [ -n "${KERNEL_REVISION_CHECKING}" ]; then
- ref=`git show ${target_meta_head} 2>&1 | head -n1 || true`
- if [ "$ref" = "fatal: bad object ${target_meta_head}" ]; then
- echo "ERROR ${target_branch_head} is not a valid commit ID."
- echo "The kernel source tree may be out of sync"
- exit 1
- else
- echo "Forcing branch $current to ${target_branch_head}"
- git branch -m $current $current-orig
- git checkout -b $current ${target_branch_head}
- fi
- fi
+ if [ "${target_meta_head}" = "AUTOINC" ]; then
+ return
fi
if [ "$meta_head" != "$target_meta_head" ]; then
- if [ -n "${KERNEL_REVISION_CHECKING}" ]; then
- ref=`git show ${target_meta_head} 2>&1 | head -n1 || true`
- if [ "$ref" = "fatal: bad object ${target_meta_head}" ]; then
- echo "ERROR ${target_meta_head} is not a valid commit ID"
- echo "The kernel source tree may be out of sync"
+ ref=`git show ${target_meta_head} 2>&1 | head -n1 || true`
+ if [ "$ref" = "fatal: bad object ${target_meta_head}" ]; then
+ echo "ERROR ${target_meta_head} is not a valid commit ID"
+ echo "The kernel source tree may be out of sync"
+ exit 1
+ else
+ echo "[INFO] Setting branch ${KMETA} to ${target_meta_head}"
+ git branch -m ${KMETA} ${KMETA}-orig
+ git checkout -q -b ${KMETA} ${target_meta_head}
+ if [ $? -ne 0 ];then
+ echo "ERROR: could not checkout ${KMETA} branch from known hash ${target_meta_head}"
exit 1
- else
- echo "Forcing branch meta to ${target_meta_head}"
- git branch -m ${KMETA} ${KMETA}-orig
- git checkout -b ${KMETA} ${target_meta_head}
- fi
+ fi
fi
fi
- # restore the branch for builds
- git checkout -f ${KBRANCH}
+ git show-ref --quiet --verify -- "refs/heads/${KBRANCH}"
+ if [ $? -eq 0 ]; then
+ # restore the branch for builds
+ git checkout -q -f ${KBRANCH}
+ fi
}
# Many scripts want to look in arch/$arch/boot for the bootable
