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scons: add fallback for contructing python install environment if distutils is not available

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This commit is contained in:
Dane Springmeyer 2009-03-04 05:11:21 +00:00
parent c6a48bfdb2
commit 727b2ee9b9
1 changed files with 22 additions and 12 deletions
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26
SConstruct
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@ -28,6 +28,12 @@ from subprocess import Popen, PIPE
from SCons.SConf import SetCacheMode from SCons.SConf import SetCacheMode
import pickle import pickle
try:
import distutils.sysconfig
HAS_DISTUTILS = True
except:
HAS_DISTUTILS = False
def color_print(color,text,newline=True): def color_print(color,text,newline=True):
# 1 - red # 1 - red
# 2 - green # 2 - green
@ -44,7 +50,7 @@ def call(cmd):
if not stderr: if not stderr:
return stdin.strip() return stdin.strip()
else: else:
color_print(1,'Problem encounted with SCons scripts, please post bug report to: http://trac.mapnik.org') color_print(1,'Problem encounted with SCons scripts, please post bug report to: http://trac.mapnik.org\nError was: %s' % stderr)
if platform.uname()[4] == 'x86_64': if platform.uname()[4] == 'x86_64':
LIBDIR_SCHEMA='lib64' LIBDIR_SCHEMA='lib64'
@ -734,19 +740,23 @@ if not env.GetOption('clean'):
sys_prefix = "%s -c 'import sys; print sys.prefix'" % env['PYTHON'] sys_prefix = "%s -c 'import sys; print sys.prefix'" % env['PYTHON']
env['PYTHON_SYS_PREFIX'] = call(sys_prefix) env['PYTHON_SYS_PREFIX'] = call(sys_prefix)
if HAS_DISTUTILS:
sys_version = "%s -c 'from distutils.sysconfig import get_python_version; print get_python_version_()'" % env['PYTHON']
env['PYTHON_VERSION'] = call(sys_version)
py_includes = "%s -c 'from distutils.sysconfig import get_python_inc; print get_python_inc()'" % env['PYTHON']
env['PYTHON_INCLUDES'] = call(py_includes)
# Note: we use the plat_specific argument here to make sure to respect the arch-specific site-packages location # Note: we use the plat_specific argument here to make sure to respect the arch-specific site-packages location
site_packages = "%s -c 'from distutils.sysconfig import get_python_lib; print get_python_lib(plat_specific=True)'" % env['PYTHON'] site_packages = "%s -c 'from distutils.sysconfig import get_python_lib; print get_python_lib(plat_specific=True)'" % env['PYTHON']
env['PYTHON_SITE_PACKAGES'] = call(site_packages) env['PYTHON_SITE_PACKAGES'] = call(site_packages)
else:
sys_version = "%s -c 'from distutils.sysconfig import get_python_version; print get_python_version()'" % env['PYTHON'] env['PYTHON_SYS_PREFIX'] = os.popen("%s -c 'import sys; print sys.prefix'" % env['PYTHON']).read().strip()
env['PYTHON_VERSION'] = call(sys_version) env['PYTHON_VERSION'] = os.popen("%s -c 'import sys; print sys.version'" % env['PYTHON']).read()[0:3]
env['PYTHON_INCLUDES'] = env['PYTHON_SYS_PREFIX'] + '/include/python' + env['PYTHON_VERSION']
py_includes = "%s -c 'from distutils.sysconfig import get_python_inc; print get_python_inc()'" % env['PYTHON'] env['PYTHON_SITE_PACKAGES'] = env['DESTDIR'] + '/' + env['PYTHON_SYS_PREFIX'] + '/' + env['LIBDIR_SCHEMA'] + '/python' + env['PYTHON_VERSION'] + '/site-packages/'
env['PYTHON_INCLUDES'] = call(py_includes)
# if user-requested custom prefix fall back to manual concatenation for building subdirectories # if user-requested custom prefix fall back to manual concatenation for building subdirectories
py_relative_install = env['LIBDIR_SCHEMA'] + '/python' + env['PYTHON_VERSION'] + '/site-packages/'
if env['PYTHON_PREFIX']: if env['PYTHON_PREFIX']:
py_relative_install = env['LIBDIR_SCHEMA'] + '/python' + env['PYTHON_VERSION'] + '/site-packages/'
env['PYTHON_INSTALL_LOCATION'] = env['DESTDIR'] + '/' + env['PYTHON_PREFIX'] + '/' + py_relative_install env['PYTHON_INSTALL_LOCATION'] = env['DESTDIR'] + '/' + env['PYTHON_PREFIX'] + '/' + py_relative_install
else: else:
env['PYTHON_INSTALL_LOCATION'] = env['DESTDIR'] + '/' + env['PYTHON_SITE_PACKAGES'] env['PYTHON_INSTALL_LOCATION'] = env['DESTDIR'] + '/' + env['PYTHON_SITE_PACKAGES']