File s390-tools-sles11sp2-fix-recursive-build.patch of Package s390-tools

Do not use subshells from recursive build

With this change, the recursive build stops with error code != 0 if one
directory fails to build.
---
 Makefile |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

--- a/Makefile
+++ b/Makefile
@@ -13,15 +13,15 @@ all: subdirs_make
 
 subdirs_make:
 	set -e ; for dir in $(SUB_DIRS) ; do \
-		( cd $$dir ; $(MAKE) TOPDIR=$(TOPDIR) ARCH=$(ARCH); cd .. ); \
+		cd $$dir ; $(MAKE) TOPDIR=$(TOPDIR) ARCH=$(ARCH); cd ..; \
 	done
 
 clean:
 	set -e ; for dir in $(SUB_DIRS) ; do \
-		( cd $$dir ; $(MAKE) TOPDIR=$(TOPDIR) ARCH=$(ARCH) clean; cd .. ); \
+		cd $$dir ; $(MAKE) TOPDIR=$(TOPDIR) ARCH=$(ARCH) clean; cd ..; \
 	done
 
 install:
 	set -e ; for dir in $(SUB_DIRS) ; do \
-		( cd $$dir ; $(MAKE) TOPDIR=$(TOPDIR) ARCH=$(ARCH) install; cd .. ); \
+		cd $$dir ; $(MAKE) TOPDIR=$(TOPDIR) ARCH=$(ARCH) install; cd ..; \
 	done