Merged revisions 61820-61823 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r61820 | gregory.p.smith | 2008-03-23 23:14:38 +0100 (Sun, 23 Mar 2008) | 2 lines

  replace calls to get the initial values with the raw constants.
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  r61821 | gregory.p.smith | 2008-03-24 00:43:02 +0100 (Mon, 24 Mar 2008) | 2 lines

  A bugfix for r61813, it would fail if the data size was >=2**32.
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  r61822 | gregory.p.smith | 2008-03-24 00:45:12 +0100 (Mon, 24 Mar 2008) | 2 lines

  prevent a warning from the struct module when data size >= 2**32.
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  r61823 | gregory.p.smith | 2008-03-24 01:08:01 +0100 (Mon, 24 Mar 2008) | 4 lines

  Have the binascii module use zlib's optimized crc32() function when available
  to reduce our code size (1k data table and tiny bit of code).  It falls back
  to its own without zlib.
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This commit is contained in:
Christian Heimes 2008-03-24 02:19:29 +00:00
parent f8bba8e843
commit 1dc5400939
4 changed files with 39 additions and 8 deletions

View file

@ -472,9 +472,6 @@ class PyBuildExt(build_ext):
# select(2); not on ancient System V
exts.append( Extension('select', ['selectmodule.c']) )
# Helper module for various ascii-encoders
exts.append( Extension('binascii', ['binascii.c']) )
# Fred Drake's interface to the Python parser
exts.append( Extension('parser', ['parsermodule.c']) )
@ -1005,6 +1002,7 @@ class PyBuildExt(build_ext):
# You can upgrade zlib to version 1.1.4 yourself by going to
# http://www.gzip.org/zlib/
zlib_inc = find_file('zlib.h', [], inc_dirs)
have_zlib = False
if zlib_inc is not None:
zlib_h = zlib_inc[0] + '/zlib.h'
version = '"0.0.0"'
@ -1026,6 +1024,7 @@ class PyBuildExt(build_ext):
exts.append( Extension('zlib', ['zlibmodule.c'],
libraries = ['z'],
extra_link_args = zlib_extra_link_args))
have_zlib = True
else:
missing.append('zlib')
else:
@ -1033,6 +1032,21 @@ class PyBuildExt(build_ext):
else:
missing.append('zlib')
# Helper module for various ascii-encoders. Uses zlib for an optimized
# crc32 if we have it. Otherwise binascii uses its own.
if have_zlib:
extra_compile_args = ['-DUSE_ZLIB_CRC32']
libraries = ['z']
extra_link_args = zlib_extra_link_args
else:
extra_compile_args = []
libraries = []
extra_link_args = []
exts.append( Extension('binascii', ['binascii.c'],
extra_compile_args = extra_compile_args,
libraries = libraries,
extra_link_args = extra_link_args) )
# Gustavo Niemeyer's bz2 module.
if (self.compiler.find_library_file(lib_dirs, 'bz2')):
if sys.platform == "darwin":