parallel make build on linux

fix #2474

diff --git a/lib/Makefile b/lib/Makefile
index a3b2ee740b888ae27d79586cc9c435c52d1afe5d..9a3cc0096fbc4211b4a05ddd2a6b0786cd4065f0 100644 (file)
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -208,7 +208,7 @@ else
 endif
 
 SET_CACHE_DIRECTORY = \
-       $(MAKE) --no-print-directory $@ \
+   +$(MAKE) --no-print-directory $@ \
     BUILD_DIR=obj/$(HASH_DIR) \
     CPPFLAGS="$(CPPFLAGS)" \
     CFLAGS="$(CFLAGS)" \

diff --git a/programs/Makefile b/programs/Makefile
index 3eb658f425d6ae7e5009487fa20352563ec2a61e..b254549bce5128e8a5f2975c9d8435e217546874 100644 (file)
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -194,7 +194,7 @@ endif
 endif
 
 SET_CACHE_DIRECTORY = \
-       $(MAKE) --no-print-directory $@ \
+   +$(MAKE) --no-print-directory $@ \
     BUILD_DIR=obj/$(HASH_DIR) \
     CPPFLAGS="$(CPPFLAGS)" \
     CFLAGS="$(CFLAGS)" \