diff options
Diffstat (limited to 'GNUmakefile')
| -rw-r--r-- | GNUmakefile | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/GNUmakefile b/GNUmakefile index 80366af2610..d37d810626f 100644 --- a/GNUmakefile +++ b/GNUmakefile @@ -81,18 +81,20 @@ endif # ----------------------------------------------------------------------------- # Get the number of cores for threaded build -NPROCS:=1 -ifeq ($(OS), Linux) - NPROCS:=$(shell nproc) -endif -ifeq ($(OS), Darwin) - NPROCS:=$(shell sysctl -a | grep "hw.ncpu" | cut -d" " -f3) -endif -ifeq ($(OS), FreeBSD) - NPROCS:=$(shell sysctl -a | grep "hw.ncpu" | cut -d" " -f2 ) -endif -ifeq ($(OS), NetBSD) - NPROCS:=$(shell sysctl -a | grep "hw.ncpu" | cut -d" " -f2 ) +ifndef NPROCS + NPROCS:=1 + ifeq ($(OS), Linux) + NPROCS:=$(shell nproc) + endif + ifeq ($(OS), Darwin) + NPROCS:=$(shell sysctl -a | grep "hw.ncpu" | cut -d" " -f3) + endif + ifeq ($(OS), FreeBSD) + NPROCS:=$(shell sysctl -a | grep "hw.ncpu" | cut -d" " -f2 ) + endif + ifeq ($(OS), NetBSD) + NPROCS:=$(shell sysctl -a | grep "hw.ncpu" | cut -d" " -f2 ) + endif endif |