Makefile: add a check to bail out early when the path to the openwrt directory contains spaces (#12344)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33884 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 4 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 348e64500..5257a990d 100644
--- a/Makefile
+++ b/Makefile
@@ -11,6 +11,10 @@ LC_ALL:=C
 LANG:=C
 export TOPDIR LC_ALL LANG
 
+empty:=
+space:= $(empty) $(empty)
+$(if $(findstring $(space),$(TOPDIR)),$(error ERROR: The path to the OpenWrt directory must not include any spaces))
+
 world:
 
 include $(TOPDIR)/include/host.mk