make.sh: Pass number of processors and total memory so that we can adjust MAKETUNING

[ipfire-2.x.git] / lfs / boost

diff --git a/lfs/boost b/lfs/boost
index 3ce49a0a9786386969f4fb34770d145fffa24450..e0b550c30eeb56aeb8e9d92673a4ca7dac869d44 100644 (file)
--- a/lfs/boost
+++ b/lfs/boost
@@ -35,6 +35,11 @@ TARGET     = $(DIR_INFO)/$(THISAPP)
 CFLAGS    += -O3 -fno-strict-aliasing
 CXXFLAGS  += -O3 -fno-strict-aliasing
 
+# The compiler uses a lot of memory to compile boost, hence we reduce
+# the total number of processes a little bit to be able to build on
+# smaller machines
+override MAKETUNING = -j$(shell echo $$(( $(SYSTEM_MEMORY) / 512)))
+
 CONFIGURE_OPTIONS = \
        --prefix=/usr \
        --layout=tagged \