377dcd10b9
Former-commit-id:9f19e3f712[formerly9f19e3f712[formerly 64fa9254b946eae7e61bbc3f513b7c3696c4f54f]] Former-commit-id:06a8b51d6dFormer-commit-id:3360eb6c5f
57 lines
1.5 KiB
Python
Executable file
57 lines
1.5 KiB
Python
Executable file
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import os.path as op
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def detect_hdf5(basedir, **compiler_attrs):
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""" Compile, link & execute a test program, in empty directory basedir.
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The C compiler will be updated with any keywords given via setattr.
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Returns a dictionary containing information about the HDF5 installation.
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"""
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from distutils import ccompiler
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from distutils.core import CompileError, LinkError
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import subprocess
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cc = ccompiler.new_compiler()
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for name, val in compiler_attrs.iteritems():
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setattr(cc, name, val)
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cfile = op.join(basedir, 'vers.c')
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efile = op.join(basedir, 'vers')
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f = open(cfile, 'w')
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try:
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f.write(
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r"""
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#include <stdio.h>
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#include "hdf5.h"
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int main(){
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unsigned int main, minor, release;
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if(H5get_libversion(&main, &minor, &release)<0) return 1;
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fprintf(stdout, "vers: %d.%d.%d\n", main, minor, release);
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return 0;
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}
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""")
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finally:
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f.close()
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objs = cc.compile([cfile])
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cc.link_executable(objs, efile)
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result = subprocess.Popen(efile,
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stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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so, se = result.communicate()
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if result.returncode:
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raise IOError("Error running HDF5 version detection script:\n%s\n%s" % (so,se))
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handlers = {'vers': lambda val: tuple(int(v) for v in val.split('.')),
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'parallel': lambda val: bool(int(val))}
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props = {}
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for line in (x for x in so.split('\n') if x):
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key, val = line.split(':')
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props[key] = handlers[key](val)
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return props
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