mirror of
https://github.com/freebsd/freebsd-src
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d28011e556
to fix the "-nostdinc WARNS=X" breakage caused by broken prototypes for cabs() and cabsl() in <math.h>. Reimplemented cabs() and cabsl() using new complex numbers types and moved prototypes from <math.h> to <complex.h>.
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*-
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* Copyright (c) 2001 The FreeBSD Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _COMPLEX_H
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#define _COMPLEX_H
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#ifdef __GNUC__
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#define _Complex __complex__
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#define _Complex_I 1.0fi
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#endif
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#define complex _Complex
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#define I _Complex_I
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#include <sys/cdefs.h>
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__BEGIN_DECLS
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double cabs __P((double complex));
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float cabsf __P((float complex));
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double cimag __P((double complex));
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float cimagf __P((float complex));
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double creal __P((double complex));
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float crealf __P((float complex));
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__END_DECLS
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#ifdef __GNUC__
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#define cimag(z) (__imag__ (z))
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#define cimagf(z) (__imag__ (z))
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#define creal(z) (__real__ (z))
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#define crealf(z) (__real__ (z))
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#endif
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#endif /* _COMPLEX_H */
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