1 files changed, 85 insertions, 0 deletions
diff --git a/Documentation/scripts/test_separate_compilation.sh b/Documentation/scripts/test_separate_compilation.sh
new file mode 100755
index 00000000..75b980f1
--- /dev/null
+++ b/Documentation/scripts/test_separate_compilation.sh
@@ -0,0 +1,85 @@
+#!/bin/bash
+# !!!WARNING!!! use with caution 
+#
+# This script suppose the kdelibs to be installed
+# how to use :
+# dependecies_test_compilation <package![use[,use]...] [...]
+
+die() {
+	echo '!!! $@'
+	exit -100500
+}
+
+
+RESULT_DIR="/tmp/test-build-$(date +%Y-%m-%d_%H-%M)"
+SUCCESS_LIST="${RESULT_DIR}/success_list"
+FAIL_LIST="${RESULT_DIR}/fail_list"
+LOGS_DIR="${RESULT_DIR}/logs/"
+CONFIG_BAK="${RESULT_DIR}/portage_bak.tar.gz"
+PORTAGE_CONFIG="/etc/portage"
+EMERGE_AUTOUNMASK_OPTS="--autounmask y --autounmask-keep-masks y --autounmask-write y"
+mkdir -p "${RESULT_DIR}" "${LOGS_DIR}";
+
+for pkguse in "$@"; do
+done
+
+# backup config
+tar -cf "${CONFIG_BAK}" -C / "${PORTAGE_CONFIG#/}" || die "backup config failed"
+
+# initial cleanup
+( emerge -NuD world && 
+  emerge --depclean && 
+  emerge -NuD world && 
+  revdep-rebuild && 
+  rm -rf /var/tmp/portage ) || die "initial cleaning failed"
+
+for pkguse in "$@"; do
+	pkg="${pkguse%!*}"
+	use="${pkguse#*!}"
+	use="${use/,// }"
+	pkg_use_file="${PORTAGE_CONFIG}/package.use"
+	[ -d ${pkg_use_file} ] && pkg_use_file="${pkg_use_file}/test.use"
+	echo "$pkg $use" >>"$pkg_use_file"
+	pkg_failed=no
+	# check for it can be emerged due to depenencies uses
+	emerge -p "$pkg"
+	if [ "$?" != 0 ]; then
+		#try unmask uses
+		CONFIG_PROTECT_MASK="/etc/portage" emerge ${EMERGE_AUTOUNMASK_OPTS} "$pkg"
+		emerge -p "$pkg"
+		if [ "$?" != 0 ]; then
+			# we can't emerge the package
+			mkdir -p "${LOGS_DIR}/${pkg}"
+			emerge -p "$pkg" >"${LOGS_DIR}/${pkg}/emerge_failed" 2>&1
+			pkg_failed=yes
+		fi
+	fi
+
+	if [ "$pkg_failed" == no ]; then
+		emerge -1 "$pkg" 
+		if [ "$?" != 0 ]; then
+			mkdir -p "${LOGS_DIR}/${pkg}"
+			for f_pkg in $(cd /var/tmp/portage/ && ls -d */*); do
+				cp "/var/tmp/portage/${f_pkg}/temp/build.log" "${LOGS_DIR}/${pkg}/${f_pkg/\//_}.build"
+			done
+			pkg_failed=yes
+		fi
+	fi
+
+	if [ "$pkg_failed" == no ]; then
+		echo "$pkg" >>"${SUCCESS_LIST}"
+	else
+		echo "$pkg" >>"${FAIL_LIST}"
+	fi
+	
+	# restoring config
+	rm -rf ${PORTAGE_CONFIG}
+	tar -xf "${CONFIG_BAK}" -C /
+
+	# let's clean system
+    ( emerge -NuD world && 
+	  emerge --depclean && 
+	  emerge -NuD world && 
+	  revdep-rebuild && 
+	  rm -rf /var/tmp/portage ) || die "cleaning failed"
+done