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 
32 /* This is the preferred location of all CPP hackery to make $random_compiler
33  * work like something approaching a C99 (or maybe more accurately GNU99)
34  * compiler.
35  *
36  * It is assumed that this header will be included after "config.h".
37  */
38 
39 #ifndef FLAC__SHARE__COMPAT_H
40 #define FLAC__SHARE__COMPAT_H
41 
42 #if defined _WIN32 && !defined __CYGWIN__
43 /* where MSVC puts unlink() */
44 # include <io.h>
45 #else
46 # include <unistd.h>
47 #endif
48 
49 #if defined _MSC_VER || defined __BORLANDC__ || defined __MINGW32__
50 #include <sys/types.h> /* for off_t */
51 #define FLAC__off_t __int64 /* use this instead of off_t to fix the 2 GB limit */
52 #if !defined __MINGW32__
53 #define fseeko _fseeki64
54 #define ftello _ftelli64
55 #else /* MinGW */
56 #if !defined(HAVE_FSEEKO)
57 #define fseeko fseeko64
58 #define ftello ftello64
59 #endif
60 #endif
61 #else
62 #define FLAC__off_t off_t
63 #endif
64 
65 #if HAVE_INTTYPES_H
66 #include <inttypes.h>
67 #endif
68 
69 #if defined(_MSC_VER)
70 #define strtoll _strtoi64
71 #define strtoull _strtoui64
72 #endif
73 
74 #if defined(_MSC_VER) && !defined(__cplusplus)
75 #define inline __inline
76 #endif
77 
78 #if defined __INTEL_COMPILER || (defined _MSC_VER && defined _WIN64)
79 /* MSVS generates VERY slow 32-bit code with __restrict */
80 #define flac_restrict __restrict
81 #elif defined __GNUC__
82 #define flac_restrict __restrict__
83 #else
84 #define flac_restrict
85 #endif
86 
87 #define FLAC__U64L(x) x##ULL
88 
89 #if defined _MSC_VER || defined __MINGW32__
90 #define FLAC__STRCASECMP _stricmp
91 #define FLAC__STRNCASECMP _strnicmp
92 #elif defined __BORLANDC__
93 #define FLAC__STRCASECMP stricmp
94 #define FLAC__STRNCASECMP strnicmp
95 #else
96 #define FLAC__STRCASECMP strcasecmp
97 #define FLAC__STRNCASECMP strncasecmp
98 #endif
99 
100 #if defined _MSC_VER || defined __MINGW32__ || defined __EMX__
101 #include <io.h> /* for _setmode(), chmod() */
102 #include <fcntl.h> /* for _O_BINARY */
103 #else
104 #include <unistd.h> /* for chown(), unlink() */
105 #endif
106 
107 #if defined _MSC_VER || defined __BORLANDC__ || defined __MINGW32__
108 #if defined __BORLANDC__
109 #include <utime.h> /* for utime() */
110 #else
111 #include <sys/utime.h> /* for utime() */
112 #endif
113 #else
114 #if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200809L)
115 #include <fcntl.h>
116 #else
117 #include <sys/types.h> /* some flavors of BSD (like OS X) require this to get time_t */
118 #include <utime.h> /* for utime() */
119 #endif
120 #endif
121 
122 #if defined _MSC_VER
123 #  if _MSC_VER >= 1800
124 #    include <inttypes.h>
125 #  elif _MSC_VER >= 1600
126 /* Visual Studio 2010 has decent C99 support */
127 #    include <stdint.h>
128 #    define PRIu64 "llu"
129 #    define PRId64 "lld"
130 #    define PRIx64 "llx"
131 #  else
132 #    include <limits.h>
133 #    ifndef UINT32_MAX
134 #      define UINT32_MAX _UI32_MAX
135 #    endif
136 #    define PRIu64 "I64u"
137 #    define PRId64 "I64d"
138 #    define PRIx64 "I64x"
139 #  endif
140 #endif /* defined _MSC_VER */
141 
142 #ifdef _WIN32
143 /* All char* strings are in UTF-8 format. Added to support Unicode files on Windows */
144 
145 #include "share/win_utf8_io.h"
146 #define flac_printf printf_utf8
147 #define flac_fprintf fprintf_utf8
148 #define flac_vfprintf vfprintf_utf8
149 
150 #include "share/windows_unicode_filenames.h"
151 #define flac_fopen flac_internal_fopen_utf8
152 #define flac_chmod flac_internal_chmod_utf8
153 #define flac_utime flac_internal_utime_utf8
154 #define flac_unlink flac_internal_unlink_utf8
155 #define flac_rename flac_internal_rename_utf8
156 #define flac_stat flac_internal_stat64_utf8
157 
158 #else
159 
160 #define flac_printf printf
161 #define flac_fprintf fprintf
162 #define flac_vfprintf vfprintf
163 
164 #define flac_fopen fopen
165 #define flac_chmod chmod
166 #define flac_unlink unlink
167 #define flac_rename rename
168 #define flac_stat stat
169 
170 #if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200809L)
171 #define flac_utime(a, b) utimensat (AT_FDCWD, a, *b, 0)
172 #else
173 #define flac_utime utime
174 #endif
175 #endif
176 
177 #ifdef _WIN32
178 #define flac_stat_s __stat64 /* stat struct */
179 #define flac_fstat _fstat64
180 #else
181 #define flac_stat_s stat /* stat struct */
182 #define flac_fstat fstat
183 #endif
184 
185 #ifdef ANDROID
186 #include <limits.h>
187 #endif
188 
189 #ifndef M_LN2
190 #define M_LN2 0.69314718055994530942
191 #endif
192 #ifndef M_PI
193 #define M_PI 3.14159265358979323846
194 #endif
195 
196 /* FLAC needs to compile and work correctly on systems with a normal ISO C99
197  * snprintf as well as Microsoft Visual Studio which has an non-standards
198  * conformant snprint_s function.
199  *
200  * This function wraps the MS version to behave more like the ISO version.
201  */
202 #include <stdarg.h>
203 #ifdef __cplusplus
204 extern "C" {
205 #endif
206 int flac_snprintf(char *str, size_t size, const char *fmt, ...);
207 int flac_vsnprintf(char *str, size_t size, const char *fmt, va_list va);
208 #ifdef __cplusplus
209 };
210 #endif
211 
212 #endif /* FLAC__SHARE__COMPAT_H */
213