version up : OpenBLAS 0.2.15. First try with auto-detected target and if it...

version up : OpenBLAS 0.2.15. First try with auto-detected target and if it fails try TARGET=GENERIC.

You can also spcify the target explicitly by build-ext-options.

reviewd-by @Tyagov (on nexedi/slapos!42).

component/openblas/buildout.cfg

@@ -2,24 +2,33 @@
 parts =
   openblas
 
+extends =
+  ../gcc/buildout.cfg
+
 [openblas]
 recipe = slapos.recipe.cmmi
-# OpenBLAS 0.2.13 and 0.2.14 does not build on Broadwell
-# CPU (Detecting CPU failed). But version 0.2.15 (which
-# does not exist yet) will fix the issue. Until then you
-# can add in options :
+url = http://github.com/xianyi/OpenBLAS/archive/v0.2.15.tar.gz
+md5sum = b1190f3d3471685f17cfd1ec1d252ac9
+
+build-common-options =
+  BINARY="$(uname -m | grep -q x86_64 && echo 64 || echo 32)" NO_STATIC=1 USE_OPENMP=1 USE_THREAD=1
+
+# You can specify more options with openblas:build-ext-options parameter.
+# Example :
+# * to build generic binary that supports multiple architecture in one binary
+#   DYNAMIC_ARCH=1
+# * to specify target explicitly
+#   (see https://github.com/xianyi/OpenBLAS/blob/v0.2.15/TargetList.txt )
 #   TARGET=HASWELL
-url = http://github.com/xianyi/OpenBLAS/archive/v0.2.14.tar.gz
-md5sum = 53cda7f420e1ba0ea55de536b24c9701
-configure-command = true
+build-ext-options =
+
+# First try with auto-detected target and if it fails try TARGET=GENERIC.
+configure-command =
+  make ${:build-common-options} ${:build-ext-options} || make ${:build-common-options} TARGET=GENERIC
 make-options =
-  PREFIX="${buildout:parts-directory}/${:_buildout_section_name_}"
-  BINARY="$(uname -m | grep -q x86_64 && echo 64 || echo 32)"
-  NO_STATIC=1
-  USE_OPENMP=1
-  USE_THREAD=1
-# to build generic binary that supports multiple architecture in one binary
-# DYNAMIC_ARCH=1
+  dummy
+make-targets =
+  PREFIX="${buildout:parts-directory}/${:_buildout_section_name_}" install
 environment =
   PATH=${gcc-fortran:location}/bin:%(PATH)s
   LD_LIBRARY_PATH=${gcc-fortran:location}/lib:${gcc-fortran:location}/lib64