[gmp-ecm] 27/77: Support parallel build.

[Jerome Benoit]

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calculus-guest pushed a commit to branch master
in repository gmp-ecm.

commit 8f6571efeb9fd0904bc39ce649292146cedb260f
Author: Laurent Fousse <laurent at komite.net>
Date:   Fri Aug 13 17:11:57 2010 +0200

    Support parallel build.
---
 debian/rules | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/debian/rules b/debian/rules
index 898c188..688c577 100755
--- a/debian/rules
+++ b/debian/rules
@@ -14,6 +14,13 @@ ifneq (,$(findstring nocheck,$(DEB_BUILD_OPTIONS)))
         with_check := disabled through DEB_BUILD_OPTIONS
 endif
 
+NJOBS =
+# Support parallel=<n> in DEB_BUILD_OPTIONS
+ifneq (,$(filter parallel=%,$(subst $(COMMA), ,$(DEB_BUILD_OPTIONS))))
+  COMMA = ,
+  NJOBS := -j $(subst parallel=,,$(filter parallel=%,$(subst $(COMMA), ,$(DEB_BUILD_OPTIONS))))
+endif
+
 # These are used for cross-compiling and for saving the configure script
 # from having to guess our platform (since we know it already)
 DEB_HOST_GNU_TYPE   ?= $(shell dpkg-architecture -qDEB_HOST_GNU_TYPE)
@@ -40,10 +47,10 @@ build-stamp:  config.status
 	dh_testdir
 
 	# Add here commands to compile the package.
-	$(MAKE)
+	$(MAKE) $(NJOBS)
 ifeq ($(with_check),yes)
   ifeq ($(DEB_BUILD_GNU_TYPE), $(DEB_HOST_GNU_TYPE))
-	$(MAKE) check
+	$(MAKE) $(NJOBS) check
   endif
 endif
 	touch build-stamp

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