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ftstdlib.h
1/***************************************************************************/
2/* */
3/* ftstdlib.h */
4/* */
5/* ANSI-specific library and header configuration file (specification */
6/* only). */
7/* */
8/* Copyright 2002-2016 by */
9/* David Turner, Robert Wilhelm, and Werner Lemberg. */
10/* */
11/* This file is part of the FreeType project, and may only be used, */
12/* modified, and distributed under the terms of the FreeType project */
13/* license, LICENSE.TXT. By continuing to use, modify, or distribute */
14/* this file you indicate that you have read the license and */
15/* understand and accept it fully. */
16/* */
17/***************************************************************************/
18
19
20 /*************************************************************************/
21 /* */
22 /* This file is used to group all #includes to the ANSI C library that */
23 /* FreeType normally requires. It also defines macros to rename the */
24 /* standard functions within the FreeType source code. */
25 /* */
26 /* Load a file which defines FTSTDLIB_H_ before this one to override it. */
27 /* */
28 /*************************************************************************/
29
30
31#ifndef FTSTDLIB_H_
32#define FTSTDLIB_H_
33
34
35#include <stddef.h>
36
37#define ft_ptrdiff_t ptrdiff_t
38
39
40 /**********************************************************************/
41 /* */
42 /* integer limits */
43 /* */
44 /* UINT_MAX and ULONG_MAX are used to automatically compute the size */
45 /* of `int' and `long' in bytes at compile-time. So far, this works */
46 /* for all platforms the library has been tested on. */
47 /* */
48 /* Note that on the extremely rare platforms that do not provide */
49 /* integer types that are _exactly_ 16 and 32 bits wide (e.g. some */
50 /* old Crays where `int' is 36 bits), we do not make any guarantee */
51 /* about the correct behaviour of FT2 with all fonts. */
52 /* */
53 /* In these case, `ftconfig.h' will refuse to compile anyway with a */
54 /* message like `couldn't find 32-bit type' or something similar. */
55 /* */
56 /**********************************************************************/
57
58
59#include <limits.h>
60
61#define FT_CHAR_BIT CHAR_BIT
62#define FT_USHORT_MAX USHRT_MAX
63#define FT_INT_MAX INT_MAX
64#define FT_INT_MIN INT_MIN
65#define FT_UINT_MAX UINT_MAX
66#define FT_LONG_MAX LONG_MAX
67#define FT_ULONG_MAX ULONG_MAX
68
69
70 /**********************************************************************/
71 /* */
72 /* character and string processing */
73 /* */
74 /**********************************************************************/
75
76
77#include <string.h>
78
79#define ft_memchr memchr
80#define ft_memcmp memcmp
81#define ft_memcpy memcpy
82#define ft_memmove memmove
83#define ft_memset memset
84#define ft_strcat strcat
85#define ft_strcmp strcmp
86#define ft_strcpy strcpy
87#define ft_strlen strlen
88#define ft_strncmp strncmp
89#define ft_strncpy strncpy
90#define ft_strrchr strrchr
91#define ft_strstr strstr
92
93
94 /**********************************************************************/
95 /* */
96 /* file handling */
97 /* */
98 /**********************************************************************/
99
100
101#include <stdio.h>
102
103#define FT_FILE FILE
104#define ft_fclose fclose
105#define ft_fopen fopen
106#define ft_fread fread
107#define ft_fseek fseek
108#define ft_ftell ftell
109#define ft_sprintf sprintf
110
111
112 /**********************************************************************/
113 /* */
114 /* sorting */
115 /* */
116 /**********************************************************************/
117
118
119#include <stdlib.h>
120
121#define ft_qsort qsort
122
123
124 /**********************************************************************/
125 /* */
126 /* memory allocation */
127 /* */
128 /**********************************************************************/
129
130
131#define ft_scalloc calloc
132#define ft_sfree free
133#define ft_smalloc malloc
134#define ft_srealloc realloc
135
136
137 /**********************************************************************/
138 /* */
139 /* miscellaneous */
140 /* */
141 /**********************************************************************/
142
143
144#define ft_atol atol
145
146
147 /**********************************************************************/
148 /* */
149 /* execution control */
150 /* */
151 /**********************************************************************/
152
153
154#include <setjmp.h>
155
156#define ft_jmp_buf jmp_buf /* note: this cannot be a typedef since */
157 /* jmp_buf is defined as a macro */
158 /* on certain platforms */
159
160#define ft_longjmp longjmp
161#define ft_setjmp( b ) setjmp( *(ft_jmp_buf*) &(b) ) /* same thing here */
162
163
164 /* the following is only used for debugging purposes, i.e., if */
165 /* FT_DEBUG_LEVEL_ERROR or FT_DEBUG_LEVEL_TRACE are defined */
166
167#include <stdarg.h>
168
169
170#endif /* FTSTDLIB_H_ */
171
172
173/* END */
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