1 files changed, 121 insertions, 0 deletions
diff --git a/tests/common/config.sh b/tests/common/config.sh
new file mode 100644
index 0000000..9b50485
--- /dev/null
+++ b/tests/common/config.sh
@@ -0,0 +1,121 @@
+# Generic functions to save, change, and restore configuration files
+
+set -e
+
+build_path=/root/build/shadow-4.1.5/
+
+# Save the configuration files in tmp.
+save_config ()
+{
+	[ ! -d tmp ] && mkdir tmp
+	find config -depth -path "*/.svn/*" -prune -o -type f -print | sed -e 's/config\///' |
+	while read file
+	do
+		mkdir -p "tmp/$(dirname "$file")"
+		[ -f "/$file" ] && cp -dp "/$file" "tmp/$file" || true
+	done
+}
+
+# Copy the config files from config to the system
+change_config ()
+{
+	find config -depth -path "*/.svn/*" -prune -o -type f -print | sed -e 's/config\///' |
+	while read file
+	do
+		cp -f "config/$file" "/$file"
+	done
+}
+
+# Restored the config files in the system.
+# The config files must be saved before with save_config ().
+restore_config ()
+{
+	find config -depth -path "*/.svn/*" -prune -o -type f -print | sed -e 's/config\///' |
+	while read file
+	do
+		if [ -f "tmp/$file" ]; then
+			cp -dp "tmp/$file" "/$file"
+			rm "tmp/$file"
+		else
+			rm -f "/$file"
+		fi
+		d="$(dirname "tmp/$file")"
+		while [ -n "$d" ] && [ "$d" != "." ]
+		do
+			rmdir "$d" 2>/dev/null || true
+			d="$(dirname "$d")"
+		done
+	done
+
+	rmdir tmp 2>/dev/null || true
+}
+
+prepare_chroot ()
+{
+	mkdir tmp/root
+	cp -rfdp config_chroot/* tmp/root/
+	find tmp/root/ -name .svn -type d -print0 | xargs -0 rm -rf
+
+	lists=/root/tests/common/config_chroot.list
+	[ -f config_chroot.list ] && lists="$lists config_chroot.list"
+	cat $lists | grep -v "#" | while read f
+	do
+		# Create parent directory if needed
+		d=$(dirname tmp/root/$f)
+		[ -d $d ] || mkdir -p $d
+		# Create hard link
+		ln $f tmp/root/$f
+	done
+
+	# Copy existing gcda
+	mkdir -p tmp/root$build_path/lib
+	mkdir -p tmp/root$build_path/libmisc
+	mkdir -p tmp/root$build_path/src
+	find "$build_path" -name "*.gcda" | while read f
+	do
+		ln $f tmp/root/$f
+	done
+}
+
+clean_chroot ()
+{
+	# Remove copied files
+	lists=/root/tests/common/config_chroot.list
+	[ -f config_chroot.list ] && lists="$lists config_chroot.list"
+	cat $lists | grep -v "#" | while read f
+	do
+		rm -f tmp/root/$f
+		# Remove parent directory if empty
+		d=$(dirname tmp/root/$f)
+		rmdir -p --ignore-fail-on-non-empty $d
+	done
+
+	find "$build_path" -name "*.gcda" | while read f
+	do
+		rm -f tmp/root/$f
+	done
+	find tmp/root -name "*.gcda" | while read f
+	do
+		g=${f#tmp/root}
+		mv "$f" "$g"
+	done
+	rmdir tmp/root$build_path/lib
+	rmdir tmp/root$build_path/libmisc
+	rmdir tmp/root$build_path/src
+	rmdir tmp/root$build_path
+	rmdir tmp/root/root/build
+	rmdir tmp/root/root
+
+	find config_chroot -type f | while read f
+	do
+		f=${f#config_chroot/}
+		rm -f tmp/root/$f
+	done
+
+	find config_chroot -depth -type d | while read d
+	do
+		d=${d#config_chroot}
+		[ -d "tmp/root$d" ] && rmdir tmp/root$d
+	done
+}
+