[openfoam] 01/02: Limit parallel build to 3 processes on Ubuntu amd64 and arm64.

[Anton Gladky]

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gladk pushed a commit to branch master
in repository openfoam.

commit 9712cf627424101c4b59b366b74bf9e844f4a032
Author: Graham Inggs <ginggs at debian.org>
Date:   Fri Nov 18 21:16:14 2016 +0100

    Limit parallel build to 3 processes on Ubuntu amd64 and arm64.
---
 debian/rules | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/debian/rules b/debian/rules
index e98f696..81f9e09 100755
--- a/debian/rules
+++ b/debian/rules
@@ -1,4 +1,8 @@
 #!/usr/bin/make -f
+
+DEB_HOST_ARCH ?= $(shell dpkg-architecture -qDEB_HOST_ARCH)
+VENDOR := $(shell dpkg-vendor --derives-from Ubuntu && echo Ubuntu || echo Debian)
+
 %:
 	dh $@ --parallel
 
@@ -46,10 +50,16 @@ export gperftools_install=$(CURDIR)/platforms/linux64Gcc
 export WM_MPLIB=SYSTEMOPENMPI
 unexport FOAMY_HEX_MESH
 
-NUMJOBS=1
+NUMJOBS := 1
 ifneq (,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
-    NUMJOBS = $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
-endif 
+    NUMJOBS := $(patsubst parallel=%,%,$(filter parallel=%,$(DEB_BUILD_OPTIONS)))
+endif
+# Limit parallel build to 3 processes on Ubuntu amd64 and arm64
+ifeq ($(VENDOR),Ubuntu)
+ifneq (,$(filter $(DEB_HOST_ARCH),amd64 arm64))
+    NUMJOBS := $(shell if test $(NUMJOBS) -gt 3; then echo 3 ; else echo $(NUMJOBS); fi)
+endif
+endif
 
 export WM_NCOMPPROCS=$(NUMJOBS)
 

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