At http://bzr.arbash-meinel.com/branches/bzr/1.8-dev/setup_fail
------------------------------------------------------------
revno: 3760
revision-id: [EMAIL PROTECTED]
parent: [EMAIL PROTECTED]
committer: John Arbash Meinel <[EMAIL PROTECTED]>
branch nick: setup_fail
timestamp: Thu 2008-10-02 11:35:05 -0500
message:
Default to requiring extensions.
The build process will fail if extensions cannot be compiled, unless
--allow-python-fallback is supplied.
This helps PQM to make sure extensions are tested, and helps
users by having them explicitly allow non-compiled forms.
=== modified file 'setup.py'
--- a/setup.py 2008-09-26 05:14:51 +0000
+++ b/setup.py 2008-10-02 16:35:05 +0000
@@ -144,6 +144,7 @@
"""Customized build distutils action.
Generate bzr.1.
"""
+
def run(self):
build.run(self)
@@ -179,20 +180,42 @@
class build_ext_if_possible(build_ext):
+ user_options = build_ext.user_options + [
+ ('allow-python-fallback', None,
+ "When an extension cannot be built, allow falling"
+ " back to the pure-python implementation.")
+ ]
+
+ def initialize_options(self):
+ build_ext.initialize_options(self)
+ self.allow_python_fallback = False
+
def run(self):
try:
build_ext.run(self)
except DistutilsPlatformError, e:
+ if not self.allow_python_fallback:
+ log.warn('\n Cannot build extensions.\n'
+ ' Use --allow-python-fallback to use slower'
+ ' python implementations instead.\n')
+ raise
log.warn(str(e))
- log.warn('Extensions cannot be built, '
- 'will use the Python versions instead')
+ log.warn('\n Extensions cannot be built.\n'
+ ' Using the slower Python implementations instead.\n')
def build_extension(self, ext):
try:
build_ext.build_extension(self, ext)
except CCompilerError:
- log.warn('Building of "%s" extension failed, '
- 'will use the Python version instead' % (ext.name,))
+ if not self.allow_python_fallback:
+ log.warn('\n Failed to build "%s".\n'
+ ' Use --allow-python-fallback to use slower'
+ ' python implementations instead.\n'
+ % (ext.name,))
+ raise
+ log.warn('\n Building of "%s" extension failed.\n'
+ ' Using the slower Python implementation instead.'
+ % (ext.name,))
# Override the build_ext if we have Pyrex available
--
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