8000 BLD: check for CBLAS header in "unoptimized" blas by juliantaylor · Pull Request #3 · charris/numpy · GitHub
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BLD: check for CBLAS header in "unoptimized" blas #3

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Merged
merged 1 commit into from
Aug 24, 2014
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BLD: check for CBLAS header in "unoptimized" blas #3

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26 changes: 25 additions & 1 deletion numpy/distutils/system_info.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1560,9 +1560,33 @@ def calc_info(self):
info = self.check_libs(lib_dirs, blas_libs, [])
if info is None:
return
info['language'] = 'f77' # XXX: is it generally true?
if self.has_cblas():
info['language'] = 'c'
info['d 8000 efine_macros'] = [('HAVE_CBLAS', None)]
else:
info['language'] = 'f77' # XXX: is it generally true?
self.set_info(**info)

def has_cblas(self):
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This looks OK.

# primitive cblas check by looking for the header
res = False
c = distutils.ccompiler.new_compiler()
tmpdir = tempfile.mkdtemp()
s = """#include <cblas.h>"""
src = os.path.join(tmpdir, 'source.c')
try:
with open(src, 'wt') as f:
f.write(s)
try:
c.compile([src], output_dir=tmpdir,
include_dirs=self.get_include_dirs())
res = True
except distutils.ccompiler.CompileError:
res = False
finally:
shutil.rmtree(tmpdir)
return res


class openblas_info(blas_info):
section = 'openblas'
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