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34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
/* Compute argument of complex float type.
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Copyright (C) 1997-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <complex.h>
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#include <math.h>
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FLOAT
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M_DECL_FUNC (__carg) (CFLOAT x)
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{
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return M_SUF (__atan2) (__imag__ x, __real__ x);
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}
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declare_mgen_alias (__carg, carg)
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#if M_LIBM_NEED_COMPAT (carg)
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declare_mgen_libm_compat (__carg, carg)
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#endif
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