Create critical system directories at build-time

Create critical system directories (like /var/log, /var/lock, /tmp)
at build time instead of assuming they're checked in to version
control.  Some VCSs handle empty directories, some don't (Git, for
example).

mfs/linux_mfs/scripts/fixperms.sh

@@ -9,6 +9,7 @@ fi
 
 chmod 1777 "$target_dir/tmp"
 chmod 1777 "$target_dir/var/tmp"
+chmod 1777 "$target_dir/var/lock"
 chmod 0700 "$target_dir/root/.ssh"
 chmod 0600 "$target_dir/root/.ssh/*"
 chmod 0600 "$target_dir/etc/shadow"

mfs/linux_mfs/source/target_template/Makefile

@@ -13,5 +13,10 @@ install:
 	cp -dpR $(TEMPLATE_PATH)/* $(TARGET_PATH)
 	find $(TARGET_PATH) -type d -name CVS | xargs rm -rf
 	mkdir -p $(TARGET_PATH)/root/.ssh
-	mkdir -p $(TARGET_PATH)/var/tmp
+	mkdir -p $(TARGET_PATH)/var/{tmp,log,lock,run,lib,state,cache,spool}
 	mkdir -p $(TARGET_PATH)/tmp
+	mkdir -p $(TARGET_PATH)/proc
+	mkdir -p $(TARGET_PATH)/sys
+	mkdir -p $(TARGET_PATH)/mnt
+	mkdir -p $(TARGET_PATH)/home
+	mkdir -p $(TARGET_PATH)/dev