40 lines
944 B
Python
40 lines
944 B
Python
# test ffi float support
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try:
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import ffi
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except ImportError:
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print("SKIP")
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raise SystemExit
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def ffi_open(names):
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err = None
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for n in names:
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try:
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mod = ffi.open(n)
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return mod
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except OSError as e:
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err = e
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raise err
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libc = ffi_open(('libc.so', 'libc.so.0', 'libc.so.6', 'libc.dylib'))
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try:
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strtof = libc.func("f", "strtof", "sp")
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except OSError:
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# Some libc's (e.g. Android's Bionic) define strtof as macro/inline func
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# in terms of strtod().
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print("SKIP")
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raise SystemExit
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print('%.6f' % strtof('1.23', None))
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strtod = libc.func("d", "strtod", "sp")
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print('%.6f' % strtod('1.23', None))
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# test passing double and float args
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libm = ffi_open(('libm.so', 'libm.so.6', 'libc.so.0', 'libc.so.6', 'libc.dylib'))
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tgamma = libm.func('d', 'tgamma', 'd')
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for fun in (tgamma,):
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for val in (0.5, 1, 1.0, 1.5, 4, 4.0):
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print('%.6f' % fun(val))
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