From bcccf020204a556e382c0af2897ad9126bb24984 Mon Sep 17 00:00:00 2001 From: Todd Gamblin Date: Sat, 10 Jan 2015 19:37:01 -0800 Subject: Add setup_extension_environment() method. - lets packages do some setup before their extensions run install() --- var/spack/packages/py-setuptools/package.py | 6 ------ var/spack/packages/python/package.py | 23 ++++++++++++++++++++++- 2 files changed, 22 insertions(+), 7 deletions(-) (limited to 'var') diff --git a/var/spack/packages/py-setuptools/package.py b/var/spack/packages/py-setuptools/package.py index e2c4e1a0be..755288d55c 100644 --- a/var/spack/packages/py-setuptools/package.py +++ b/var/spack/packages/py-setuptools/package.py @@ -10,10 +10,4 @@ class PySetuptools(Package): extends('python') def install(self, spec, prefix): - site_packages_dir = "%s/lib/python2.7/site-packages" % prefix - mkdirp(site_packages_dir) - - env['PYTHONPATH'] = site_packages_dir - - python = which('python') python('setup.py', 'install', '--prefix=%s' % prefix) diff --git a/var/spack/packages/python/package.py b/var/spack/packages/python/package.py index 953be69cc2..9700179ab8 100644 --- a/var/spack/packages/python/package.py +++ b/var/spack/packages/python/package.py @@ -1,5 +1,5 @@ from spack import * - +import os class Python(Package): """The Python programming language.""" @@ -26,3 +26,24 @@ class Python(Package): "--enable-shared") make() make("install") + + + def setup_extension_environment(self, module, spec, ext_spec): + """Called before python modules' install() methods. + + In most cases, extensions will only need to have one line:: + + python('setup.py', 'install', '--prefix=%s' % prefix) + """ + # Python extension builds can have a global python executable function + module.python = Executable(join_path(spec.prefix.bin, 'python')) + + # Add variables for lib/pythonX.Y and lib/pythonX.Y/site-packages dirs. + module.python_lib_dir = join_path(ext_spec.prefix.lib, 'python%d.%d' % self.version[:2]) + module.site_packages_dir = join_path(module.python_lib_dir, 'site-packages') + + # Add site packages directory to the PYTHONPATH + os.environ['PYTHONPATH'] = module.site_packages_dir + + # Make the site packages directory if it does not exist already. + mkdirp(module.site_packages_dir) -- cgit v1.2.3-70-g09d2