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* lib/math.in.h (acosf): New declaration. * lib/acosf.c: New file. * m4/acosf.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whether acosf is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_ACOSF, HAVE_ACOSF. * modules/math (Makefile.am): Substitute GNULIB_ACOSF, HAVE_ACOSF. * modules/acosf: New file. * tests/test-math-c++.cc: Check the declaration of acosf. * doc/posix-functions/acosf.texi: Mention the new module.
22 lines
466 B
Plaintext
22 lines
466 B
Plaintext
@node acosf
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@section @code{acosf}
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@findex acosf
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POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/acosf.html}
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Gnulib module: acosf
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Portability problems fixed by Gnulib:
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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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Minix 3.1.8, AIX 5.1, Solaris 9.
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@item
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This function is only defined as a macro with arguments on some platforms:
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MSVC 9.
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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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