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* m4/remainder-ieee.m4: New file. * m4/remainder.m4 (gl_FUNC_REMAINDER): If gl_FUNC_REMAINDER_IEEE is present, test whether remainder works with a zero second argument. Replace it if not. * lib/math.in.h (remainder): Override if REPLACE_REMAINDER is 1. * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize REPLACE_REMAINDER. * modules/math (Makefile.am): Substitute REPLACE_REMAINDER. * modules/remainder (configure.ac): Consider REPLACE_REMAINDER. (Depends-on): Update dependencies. * modules/remainder-ieee (Files): Add m4/remainder-ieee.m4. (configure.ac): Invoke gl_FUNC_REMAINDER_IEEE. * doc/posix-functions/remainder.texi: Mention the remainder-ieee module.
29 lines
697 B
Plaintext
29 lines
697 B
Plaintext
@node remainder
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@section @code{remainder}
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@findex remainder
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POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/remainder.html}
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Gnulib module: remainder or remainder-ieee
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Portability problems fixed by either Gnulib module @code{remainder} or @code{remainder-ieee}:
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@itemize
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@item
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This function is missing on some platforms:
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MSVC 9.
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@item
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This function is not declared on some platforms:
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IRIX 5.3.
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@end itemize
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Portability problems fixed by Gnulib module @code{remainder-ieee}:
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@itemize
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@item
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This function has problems when the second argument is zero on some platforms:
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OSF/1 5.1.
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@end itemize
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Portability problems not fixed by Gnulib:
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@itemize
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@end itemize
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