build/core: if arguments are given, build all of those

README.md

@@ -132,6 +132,10 @@ the following works:
 
     # make ports-<packagename>[,...]
 
+Core packages (pristine copies) can be batch-built using:
+
+    # make core-<repo_branch_or_tag>[,...]
+
 Package sets (may be signed depending on whether the key is
 found under /root) ready for web server deployment are automatically
 generated and modified by ports.sh and core.sh.

build/common.sh

@@ -194,12 +194,20 @@ git_tag()
 
 setup_clone()
 {
-	echo ">>> Setting up ${2} in ${1}"
+	echo ">>> Setting up ${2} clone in ${1}"
 
 	# repositories may be huge so avoid the copy :)
 	mkdir -p ${1}${2} && mount_unionfs -o below ${2} ${1}${2}
 }
 
+setup_copy()
+{
+	echo ">>> Setting up ${2} copy in ${1}"
+
+	# in case we want to clobber HEAD
+	git clone ${2} ${1}${2}
+}
+
 setup_chroot()
 {
 	echo ">>> Setting up chroot in ${1}"

build/core.sh

@@ -29,18 +29,29 @@ set -e
 
 . ./common.sh && $(${SCRUB_ARGS})
 
-CORE_NAME=$(make -C ${COREDIR} name)
-CORE_DEPS=$(make -C ${COREDIR} depends)
-
 setup_stage ${STAGEDIR}
 setup_base ${STAGEDIR}
-setup_clone ${STAGEDIR} ${COREDIR}
 setup_clone ${STAGEDIR} ${PORTSDIR}
 
-extract_packages ${STAGEDIR}
-remove_packages ${STAGEDIR} ${CORE_NAME}
-install_packages ${STAGEDIR} git gettext-tools ${CORE_DEPS}
+if [ -z "${*}" ]; then
+	setup_clone ${STAGEDIR} ${COREDIR}
+	CORE_TAGS="bogus"
+else
+	setup_copy ${STAGEDIR} ${COREDIR}
+	CORE_TAGS="${*}"
+fi
 
-custom_packages ${STAGEDIR} ${COREDIR}
+extract_packages ${STAGEDIR}
+
+for CORE_TAG in ${CORE_TAGS}; do
+	if [ -n "${*}" ]; then
+		git_update ${STAGEDIR}${COREDIR} ${CORE_TAG}
+	fi
+	CORE_NAME=$(make -C ${STAGEDIR}${COREDIR} name)
+	CORE_DEPS=$(make -C ${STAGEDIR}${COREDIR} depends)
+	remove_packages ${STAGEDIR} ${CORE_NAME}
+	install_packages ${STAGEDIR} git gettext-tools ${CORE_DEPS}
+	custom_packages ${STAGEDIR} ${COREDIR}
+done
 
 bundle_packages ${STAGEDIR}