compat.h 6.0 KB

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  1. /* libFLAC - Free Lossless Audio Codec library
  2. * Copyright (C) 2012-2016 Xiph.org Foundation
  3. *
  4. * Redistribution and use in source and binary forms, with or without
  5. * modification, are permitted provided that the following conditions
  6. * are met:
  7. *
  8. * - Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. *
  11. * - Redistributions in binary form must reproduce the above copyright
  12. * notice, this list of conditions and the following disclaimer in the
  13. * documentation and/or other materials provided with the distribution.
  14. *
  15. * - Neither the name of the Xiph.org Foundation nor the names of its
  16. * contributors may be used to endorse or promote products derived from
  17. * this software without specific prior written permission.
  18. *
  19. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20. * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22. * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
  23. * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  24. * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  25. * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  26. * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  27. * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  28. * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  29. * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30. */
  31. /* This is the prefered location of all CPP hackery to make $random_compiler
  32. * work like something approaching a C99 (or maybe more accurately GNU99)
  33. * compiler.
  34. *
  35. * It is assumed that this header will be included after "config.h".
  36. */
  37. #ifndef FLAC__SHARE__COMPAT_H
  38. #define FLAC__SHARE__COMPAT_H
  39. #if defined _WIN32 && !defined __CYGWIN__
  40. /* where MSVC puts unlink() */
  41. # include <io.h>
  42. #else
  43. # include <unistd.h>
  44. #endif
  45. #if defined _MSC_VER || defined __BORLANDC__ || defined __MINGW32__
  46. #include <sys/types.h> /* for off_t */
  47. #define FLAC__off_t __int64 /* use this instead of off_t to fix the 2 GB limit */
  48. #if !defined __MINGW32__
  49. #define fseeko _fseeki64
  50. #define ftello _ftelli64
  51. #else /* MinGW */
  52. #if !defined(HAVE_FSEEKO)
  53. #define fseeko fseeko64
  54. #define ftello ftello64
  55. #endif
  56. #endif
  57. #else
  58. #define FLAC__off_t off_t
  59. #endif
  60. #if HAVE_INTTYPES_H
  61. #define __STDC_FORMAT_MACROS
  62. #include <inttypes.h>
  63. #endif
  64. #if defined(_MSC_VER)
  65. #define strtoll _strtoi64
  66. #define strtoull _strtoui64
  67. #endif
  68. #if defined(_MSC_VER)
  69. #define inline __inline
  70. #endif
  71. #if defined __INTEL_COMPILER || (defined _MSC_VER && defined _WIN64)
  72. /* MSVS generates VERY slow 32-bit code with __restrict */
  73. #define flac_restrict __restrict
  74. #elif defined __GNUC__
  75. #define flac_restrict __restrict__
  76. #else
  77. #define flac_restrict
  78. #endif
  79. #define FLAC__U64L(x) x##ULL
  80. #if defined _MSC_VER || defined __MINGW32__
  81. #define FLAC__STRCASECMP _stricmp
  82. #define FLAC__STRNCASECMP _strnicmp
  83. #elif defined __BORLANDC__
  84. #define FLAC__STRCASECMP stricmp
  85. #define FLAC__STRNCASECMP strnicmp
  86. #else
  87. #define FLAC__STRCASECMP strcasecmp
  88. #define FLAC__STRNCASECMP strncasecmp
  89. #endif
  90. #if defined _MSC_VER || defined __MINGW32__ || defined __CYGWIN__ || defined __EMX__
  91. #include <io.h> /* for _setmode(), chmod() */
  92. #include <fcntl.h> /* for _O_BINARY */
  93. #else
  94. #include <unistd.h> /* for chown(), unlink() */
  95. #endif
  96. #if defined _MSC_VER || defined __BORLANDC__ || defined __MINGW32__
  97. #if defined __BORLANDC__
  98. #include <utime.h> /* for utime() */
  99. #else
  100. #include <sys/utime.h> /* for utime() */
  101. #endif
  102. #else
  103. #include <sys/types.h> /* some flavors of BSD (like OS X) require this to get time_t */
  104. #include <utime.h> /* for utime() */
  105. #endif
  106. #if defined _MSC_VER
  107. # if _MSC_VER >= 1800
  108. # include <inttypes.h>
  109. # elif _MSC_VER >= 1600
  110. /* Visual Studio 2010 has decent C99 support */
  111. # include <stdint.h>
  112. # define PRIu64 "llu"
  113. # define PRId64 "lld"
  114. # define PRIx64 "llx"
  115. # else
  116. # include <limits.h>
  117. # ifndef UINT32_MAX
  118. # define UINT32_MAX _UI32_MAX
  119. # endif
  120. typedef unsigned __int64 uint64_t;
  121. typedef unsigned __int32 uint32_t;
  122. typedef unsigned __int16 uint16_t;
  123. typedef unsigned __int8 uint8_t;
  124. typedef __int64 int64_t;
  125. typedef __int32 int32_t;
  126. typedef __int16 int16_t;
  127. typedef __int8 int8_t;
  128. # define PRIu64 "I64u"
  129. # define PRId64 "I64d"
  130. # define PRIx64 "I64x"
  131. # endif
  132. #endif /* defined _MSC_VER */
  133. #ifdef _WIN32
  134. /* All char* strings are in UTF-8 format. Added to support Unicode files on Windows */
  135. #include "share/win_utf8_io.h"
  136. #define flac_printf printf_utf8
  137. #define flac_fprintf fprintf_utf8
  138. #define flac_vfprintf vfprintf_utf8
  139. #include "share/windows_unicode_filenames.h"
  140. #define flac_fopen flac_internal_fopen_utf8
  141. #define flac_chmod flac_internal_chmod_utf8
  142. #define flac_utime flac_internal_utime_utf8
  143. #define flac_unlink flac_internal_unlink_utf8
  144. #define flac_rename flac_internal_rename_utf8
  145. #define flac_stat flac_internal_stat64_utf8
  146. #else
  147. #define flac_printf printf
  148. #define flac_fprintf fprintf
  149. #define flac_vfprintf vfprintf
  150. #define flac_fopen fopen
  151. #define flac_chmod chmod
  152. #define flac_utime utime
  153. #define flac_unlink unlink
  154. #define flac_rename rename
  155. #define flac_stat stat
  156. #endif
  157. #ifdef _WIN32
  158. #define flac_stat_s __stat64 /* stat struct */
  159. #define flac_fstat _fstat64
  160. #else
  161. #define flac_stat_s stat /* stat struct */
  162. #define flac_fstat fstat
  163. #endif
  164. #ifndef M_LN2
  165. #define M_LN2 0.69314718055994530942
  166. #endif
  167. #ifndef M_PI
  168. #define M_PI 3.14159265358979323846
  169. #endif
  170. /* FLAC needs to compile and work correctly on systems with a normal ISO C99
  171. * snprintf as well as Microsoft Visual Studio which has an non-standards
  172. * conformant snprint_s function.
  173. *
  174. * This function wraps the MS version to behave more like the ISO version.
  175. */
  176. #include <stdarg.h>
  177. #ifdef __cplusplus
  178. extern "C" {
  179. #endif
  180. int flac_snprintf(char *str, size_t size, const char *fmt, ...);
  181. int flac_vsnprintf(char *str, size_t size, const char *fmt, va_list va);
  182. #ifdef __cplusplus
  183. };
  184. #endif
  185. #endif /* FLAC__SHARE__COMPAT_H */