3 files changed, 29 insertions, 1 deletions
diff --git a/numpy/distutils/command/build.py b/numpy/distutils/command/build.py
index b6912be15..f7249ae81 100644
--- a/numpy/distutils/command/build.py
+++ b/numpy/distutils/command/build.py
@@ -16,6 +16,8 @@ class build(old_build):
     user_options = old_build.user_options + [
         ('fcompiler=', None,
          "specify the Fortran compiler type"),
+        ('jobs=', 'j',
+         "number of parallel jobs"),
         ]
 
     help_options = old_build.help_options + [
@@ -26,8 +28,14 @@ class build(old_build):
     def initialize_options(self):
         old_build.initialize_options(self)
         self.fcompiler = None
+        self.jobs = None
 
     def finalize_options(self):
+        if self.jobs:
+            try:
+                self.jobs = int(self.jobs)
+            except ValueError:
+                raise ValueError("--jobs/-j argument must be an integer")
         build_scripts = self.build_scripts
         old_build.finalize_options(self)
         plat_specifier = ".%s-%s" % (get_platform(), sys.version[0:3])
diff --git a/numpy/distutils/command/build_clib.py b/numpy/distutils/command/build_clib.py
index 84ca87250..6e65a3bfb 100644
--- a/numpy/distutils/command/build_clib.py
+++ b/numpy/distutils/command/build_clib.py
@@ -30,6 +30,8 @@ class build_clib(old_build_clib):
         ('fcompiler=', None,
          "specify the Fortran compiler type"),
         ('inplace', 'i', 'Build in-place'),
+        ('jobs=', 'j',
+         "number of parallel jobs"),
         ]
 
     boolean_options = old_build_clib.boolean_options + ['inplace']
@@ -38,7 +40,16 @@ class build_clib(old_build_clib):
         old_build_clib.initialize_options(self)
         self.fcompiler = None
         self.inplace = 0
-        return
+        self.jobs = None
+
+    def finalize_options(self):
+        if self.jobs:
+            try:
+                self.jobs = int(self.jobs)
+            except ValueError:
+                raise ValueError("--jobs/-j argument must be an integer")
+        old_build_clib.finalize_options(self)
+        self.set_undefined_options('build', ('jobs', 'jobs'))
 
     def have_f_sources(self):
         for (lib_name, build_info) in self.libraries:
diff --git a/numpy/distutils/command/build_ext.py b/numpy/distutils/command/build_ext.py
index 68aab21eb..59c453607 100644
--- a/numpy/distutils/command/build_ext.py
+++ b/numpy/distutils/command/build_ext.py
@@ -34,6 +34,8 @@ class build_ext (old_build_ext):
     user_options = old_build_ext.user_options + [
         ('fcompiler=', None,
          "specify the Fortran compiler type"),
+        ('jobs=', 'j',
+         "number of parallel jobs"),
         ]
 
     help_options = old_build_ext.help_options + [
@@ -44,12 +46,19 @@ class build_ext (old_build_ext):
     def initialize_options(self):
         old_build_ext.initialize_options(self)
         self.fcompiler = None
+        self.jobs = None
 
     def finalize_options(self):
+        if self.jobs:
+            try:
+                self.jobs = int(self.jobs)
+            except ValueError:
+                raise ValueError("--jobs/-j argument must be an integer")
         incl_dirs = self.include_dirs
         old_build_ext.finalize_options(self)
         if incl_dirs is not None:
             self.include_dirs.extend(self.distribution.include_dirs or [])
+        self.set_undefined_options('build', ('jobs', 'jobs'))
 
     def run(self):
         if not self.extensions: