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  1. /*
  2.  * Copyright 2010 VMware, Inc.
  3.  * All Rights Reserved.
  4.  *
  5.  * Permission is hereby granted, free of charge, to any person obtaining a
  6.  * copy of this software and associated documentation files (the
  7.  * "Software"), to deal in the Software without restriction, including
  8.  * without limitation the rights to use, copy, modify, merge, publish,
  9.  * distribute, sub license, and/or sell copies of the Software, and to
  10.  * permit persons to whom the Software is furnished to do so, subject to
  11.  * the following conditions:
  12.  *
  13.  * The above copyright notice and this permission notice (including the
  14.  * next paragraph) shall be included in all copies or substantial portions
  15.  * of the Software.
  16.  *
  17.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  19.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  20.  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  21.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  22.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  23.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  24.  */
  25.  
  26.  
  27. #include <stdlib.h>
  28.  
  29. #ifdef _GNU_SOURCE
  30. #include <locale.h>
  31. #ifdef __APPLE__
  32. #include <xlocale.h>
  33. #endif
  34. #endif
  35.  
  36. #include "strtod.h"
  37.  
  38.  
  39.  
  40. /**
  41.  * Wrapper around strtod which uses the "C" locale so the decimal
  42.  * point is always '.'
  43.  */
  44. double
  45. glsl_strtod(const char *s, char **end)
  46. {
  47. #if defined(_GNU_SOURCE) && !defined(__CYGWIN__) && !defined(__FreeBSD__) && \
  48.    !defined(__HAIKU__) && !defined(__UCLIBC__)
  49.    static locale_t loc = NULL;
  50.    if (!loc) {
  51.       loc = newlocale(LC_CTYPE_MASK, "C", NULL);
  52.    }
  53.    return strtod_l(s, end, loc);
  54. #else
  55.    return strtod(s, end);
  56. #endif
  57. }
  58.  
  59.  
  60. /**
  61.  * Wrapper around strtof which uses the "C" locale so the decimal
  62.  * point is always '.'
  63.  */
  64. float
  65. glsl_strtof(const char *s, char **end)
  66. {
  67. #if defined(_GNU_SOURCE) && !defined(__CYGWIN__) && !defined(__FreeBSD__) && \
  68.    !defined(__HAIKU__) && !defined(__UCLIBC__)
  69.    static locale_t loc = NULL;
  70.    if (!loc) {
  71.       loc = newlocale(LC_CTYPE_MASK, "C", NULL);
  72.    }
  73.    return strtof_l(s, end, loc);
  74. #elif _XOPEN_SOURCE >= 600 || _ISOC99_SOURCE
  75.    return strtof(s, end);
  76. #else
  77.    return (float) strtod(s, end);
  78. #endif
  79. }
  80.