Ruby
2.4.2p198(2017-09-14revision59899)
missing
finite.c
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/* public domain rewrite of finite(3) */
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#include "
ruby/missing.h
"
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int
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finite
(
double
n)
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{
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return
!
isnan
(n) && !
isinf
(n);
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}
finite
int finite(double n)
Definition:
finite.c:6
missing.h
isinf
RUBY_EXTERN int isinf(double)
Definition:
isinf.c:56
isnan
#define isnan(x)
Definition:
win32.h:346
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