[patch] ebuild patch that autodetects which patch branch to use

patch (text/plain), 1.45 KB, created by Ian Stakenvicius (RETIRED) on 2015-07-20 14:37:18 UTC

--- aufs3-3_p20150622.ebuild	2015-07-20 09:47:03.000000000 -0400
+++ aufs3-3_p20150622-r1.ebuild	2015-07-20 10:30:57.000000000 -0400
@@ -53,18 +53,6 @@
 
 	linux-mod_pkg_setup
 
-	if [[ "${KV_MINOR}" -gt "${PATCH_MAX_VER}" ]]; then
-		PATCH_BRANCH="x-rcN"
-	elif [[ "${KV_MINOR}" == "14" ]] && [[ "${KV_PATCH}" -ge "40" ]]; then
-		PATCH_BRANCH="${KV_MINOR}".40+
-	elif [[ "${KV_MINOR}" == "14" ]] && [[ "${KV_PATCH}" -ge "21" ]]; then
-		PATCH_BRANCH="${KV_MINOR}".21+
-	elif [[ "${KV_MINOR}" == "18" ]] && [[ "${KV_PATCH}" -ge "1" ]]; then
-		PATCH_BRANCH="${KV_MINOR}".1+
-	else
-		PATCH_BRANCH="${KV_MINOR}"
-	fi
-
 	case ${KV_EXTRA} in
 			"")
 				elog "It seems you are using vanilla-sources with aufs3"
@@ -81,6 +69,24 @@
 	pushd "${T}" &> /dev/null
 	unpack ${A}
 	cd ${PN}-standalone || die
+
+	# choose the correct branch by inspecting the list in the package
+	if [[ "${KV_MINOR}" -gt "${PATCH_MAX_VER}" ]]; then
+		PATCH_BRANCH="x-rcN"
+	else
+		local i min pat branches
+		branches=$(git branch -a |grep 'remotes/origin/.*+' |sed -e 's#^.*remotes/origin/aufs3.##' |sort -rn)
+		for i in ${branches}; do
+			min=${i%.*}
+			pat=${i##*.}
+			if [[ ${KV_MINOR} == ${min} ]] && [[ ${KV_PATCH} -ge ${pat%+} ]]; then
+				PATCH_BRANCH=${i}
+				break;
+			fi
+		done
+		: ${PATCH_BRANCH:=${KV_MINOR}}
+	fi
+
 	local module_branch=origin/${PN}.${PATCH_BRANCH}
 	einfo "Using ${module_branch} as patch source"
 	git checkout -q -b local-${PN}.${PATCH_BRANCH} ${module_branch} || die