stdlib/bits/stdlib-ldbl.h

   1 /* -mlong-double-64 compatibility mode for <stdlib.h> functions.
   2    Copyright (C) 2006-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _STDLIB_H
  20 # error "Never include <bits/stdlib-ldbl.h> directly; use <stdlib.h> instead."
  21 #endif
  22
  23 #ifdef  __USE_ISOC99
  24 # ifdef __LDBL_COMPAT
  25 __LDBL_REDIR1_DECL (strtold, strtod)
  26 # else
  27 __LDBL_REDIR1_DECL (strtold, __strtoieee128)
  28 # endif
  29 #endif
  30
  31 #ifdef __USE_GNU
  32 # ifdef __LDBL_COMPAT
  33 __LDBL_REDIR1_DECL (strtold_l, strtod_l)
  34 # else
  35 __LDBL_REDIR1_DECL (strtold_l, __strtoieee128_l)
  36 # endif
  37 #endif
  38
  39 #if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
  40 # ifdef __LDBL_COMPAT
  41 __LDBL_REDIR1_DECL (strfroml, strfromd)
  42 # else
  43 __LDBL_REDIR1_DECL (strfroml, __strfromieee128)
  44 # endif
  45 #endif
  46
  47 #ifdef __USE_MISC
  48 # if defined __LDBL_COMPAT
  49 __LDBL_REDIR1_DECL (qecvt, ecvt)
  50 __LDBL_REDIR1_DECL (qfcvt, fcvt)
  51 __LDBL_REDIR1_DECL (qgcvt, gcvt)
  52 __LDBL_REDIR1_DECL (qecvt_r, ecvt_r)
  53 __LDBL_REDIR1_DECL (qfcvt_r, fcvt_r)
  54 # elif __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
  55 __LDBL_REDIR1_DECL (qecvt, __qecvtieee128)
  56 __LDBL_REDIR1_DECL (qfcvt, __qfcvtieee128)
  57 __LDBL_REDIR1_DECL (qgcvt, __qgcvtieee128)
  58 __LDBL_REDIR1_DECL (qecvt_r, __qecvtieee128_r)
  59 __LDBL_REDIR1_DECL (qfcvt_r, __qfcvtieee128_r)
  60 # else
  61 #  error bits/stdlib-ldbl.h included when no ldbl redirections are required.
  62 # endif
  63 #endif