stdlib-ldbl.h 2.0 KB

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  1. /* -mlong-double-64 compatibility mode for <stdlib.h> functions.
  2. Copyright (C) 2006-2021 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <https://www.gnu.org/licenses/>. */
  15. #ifndef _STDLIB_H
  16. # error "Never include <bits/stdlib-ldbl.h> directly; use <stdlib.h> instead."
  17. #endif
  18. #ifdef __USE_ISOC99
  19. # ifdef __LDBL_COMPAT
  20. __LDBL_REDIR1_DECL (strtold, strtod)
  21. # else
  22. __LDBL_REDIR1_DECL (strtold, __strtoieee128)
  23. # endif
  24. #endif
  25. #ifdef __USE_GNU
  26. # ifdef __LDBL_COMPAT
  27. __LDBL_REDIR1_DECL (strtold_l, strtod_l)
  28. # else
  29. __LDBL_REDIR1_DECL (strtold_l, __strtoieee128_l)
  30. # endif
  31. #endif
  32. #if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
  33. # ifdef __LDBL_COMPAT
  34. __LDBL_REDIR1_DECL (strfroml, strfromd)
  35. # else
  36. __LDBL_REDIR1_DECL (strfroml, __strfromieee128)
  37. # endif
  38. #endif
  39. #ifdef __USE_MISC
  40. # if defined __LDBL_COMPAT
  41. __LDBL_REDIR1_DECL (qecvt, ecvt)
  42. __LDBL_REDIR1_DECL (qfcvt, fcvt)
  43. __LDBL_REDIR1_DECL (qgcvt, gcvt)
  44. __LDBL_REDIR1_DECL (qecvt_r, ecvt_r)
  45. __LDBL_REDIR1_DECL (qfcvt_r, fcvt_r)
  46. # elif __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
  47. __LDBL_REDIR1_DECL (qecvt, __qecvtieee128)
  48. __LDBL_REDIR1_DECL (qfcvt, __qfcvtieee128)
  49. __LDBL_REDIR1_DECL (qgcvt, __qgcvtieee128)
  50. __LDBL_REDIR1_DECL (qecvt_r, __qecvtieee128_r)
  51. __LDBL_REDIR1_DECL (qfcvt_r, __qfcvtieee128_r)
  52. # else
  53. # error bits/stdlib-ldbl.h included when no ldbl redirections are required.
  54. # endif
  55. #endif