complex.h 4.2 KB

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  1. /*-
  2. * Copyright (c) 2001-2011 The FreeBSD Project.
  3. * All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. * 1. Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * 2. Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in the
  12. * documentation and/or other materials provided with the distribution.
  13. *
  14. * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  15. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  16. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  17. * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  18. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  19. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  20. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  21. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  22. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  23. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  24. * SUCH DAMAGE.
  25. *
  26. * $FreeBSD$
  27. */
  28. #ifndef _COMPLEX_H
  29. #define _COMPLEX_H
  30. #include <config.h>
  31. #include <sys/cdefs.h>
  32. #if HOST_ANDROID && !defined(__pure2)
  33. /* NDK unified headers don't define __pure2 */
  34. #define __pure2 __attribute__((__const__))
  35. #endif
  36. #ifdef __GNUC__
  37. #if __STDC_VERSION__ < 199901
  38. #define _Complex __complex__
  39. #endif
  40. #define _Complex_I ((float _Complex)1.0i)
  41. #endif
  42. #ifdef __generic
  43. _Static_assert(__generic(_Complex_I, float _Complex, 1, 0),
  44. "_Complex_I must be of type float _Complex");
  45. #endif
  46. #define complex _Complex
  47. #define I _Complex_I
  48. #if __ISO_C_VISIBLE >= 2011
  49. #ifdef __clang__
  50. #define CMPLX(x, y) ((double complex){ x, y })
  51. #define CMPLXF(x, y) ((float complex){ x, y })
  52. #define CMPLXL(x, y) ((long double complex){ x, y })
  53. #elif __GNUC_PREREQ__(4, 7)
  54. #define CMPLX(x, y) __builtin_complex((double)(x), (double)(y))
  55. #define CMPLXF(x, y) __builtin_complex((float)(x), (float)(y))
  56. #define CMPLXL(x, y) __builtin_complex((long double)(x), (long double)(y))
  57. #endif
  58. #endif /* __ISO_C_VISIBLE >= 2011 */
  59. __BEGIN_DECLS
  60. #pragma GCC visibility push(default)
  61. double cabs(double complex);
  62. float cabsf(float complex);
  63. long double cabsl(long double complex);
  64. double complex cacos(double complex);
  65. float complex cacosf(float complex);
  66. double complex cacosh(double complex);
  67. float complex cacoshf(float complex);
  68. double carg(double complex);
  69. float cargf(float complex);
  70. long double cargl(long double complex);
  71. double complex casin(double complex);
  72. float complex casinf(float complex);
  73. double complex casinh(double complex);
  74. float complex casinhf(float complex);
  75. double complex catan(double complex);
  76. float complex catanf(float complex);
  77. double complex catanh(double complex);
  78. float complex catanhf(float complex);
  79. double complex ccos(double complex);
  80. float complex ccosf(float complex);
  81. double complex ccosh(double complex);
  82. float complex ccoshf(float complex);
  83. double complex cexp(double complex);
  84. float complex cexpf(float complex);
  85. double cimag(double complex) __pure2;
  86. float cimagf(float complex) __pure2;
  87. long double cimagl(long double complex) __pure2;
  88. double complex conj(double complex) __pure2;
  89. float complex conjf(float complex) __pure2;
  90. long double complex
  91. conjl(long double complex) __pure2;
  92. float complex cprojf(float complex) __pure2;
  93. double complex cproj(double complex) __pure2;
  94. long double complex
  95. cprojl(long double complex) __pure2;
  96. double creal(double complex) __pure2;
  97. float crealf(float complex) __pure2;
  98. long double creall(long double complex) __pure2;
  99. double complex csin(double complex);
  100. float complex csinf(float complex);
  101. double complex csinh(double complex);
  102. float complex csinhf(float complex);
  103. double complex csqrt(double complex);
  104. float complex csqrtf(float complex);
  105. long double complex
  106. csqrtl(long double complex);
  107. double complex ctan(double complex);
  108. float complex ctanf(float complex);
  109. double complex ctanh(double complex);
  110. float complex ctanhf(float complex);
  111. #pragma GCC visibility pop
  112. __END_DECLS
  113. #endif /* _COMPLEX_H */