tmpfiles.sh: add support for C action

Recursively copies files or directories.  Added by systemd in 849958d1.

sh/tmpfiles.sh.in

@@ -80,6 +80,17 @@ _c() {
 	fi
 }
 
+_C() {
+	# recursively copy a file or directory
+	local path=$1 mode=$2 uid=$3 gid=$4 age=$5 arg=$6
+	if [ ! -e "$path" ]; then
+		dryrun_or_real cp -r "$arg" "$path"
+		_restorecon "$path"
+		[ $uid != '-' ] && dryrun_or_real chown "$uid" "$path"
+		[ $gid != '-' ] && dryrun_or_real chgrp "$gid" "$path"
+		[ $mode != '-' ] && dryrun_or_real chmod "$mode" "$path"
+	fi
+}
 
 _f() {
 	# Create a file if it doesn't exist yet
@@ -325,7 +336,7 @@ for FILE in $tmpfiles_d ; do
 
 		# whine about invalid entries
 		case $cmd in
-			f|F|w|d|D|p|L|c|b|x|X|r|R|z|Z) ;;
+			f|F|w|d|D|p|L|c|C|b|x|X|r|R|z|Z) ;;
 			*) warninvalid ; continue ;;
 		esac
 
@@ -334,7 +345,7 @@ for FILE in $tmpfiles_d ; do
 			case "$cmd" in
 				p|f|F) mode=0644 ;;
 				d|D) mode=0755 ;;
-				z|Z|x|r|R|L) ;;
+				C|z|Z|x|r|R|L) ;;
 			esac
 		fi