sbgDefines.h
Go to the documentation of this file.
1 
20 #ifndef SBG_DEFINES_H
21 #define SBG_DEFINES_H
22 
23 // Standard headers
24 #include <assert.h>
25 #include <errno.h>
26 #include <limits.h>
27 #include <stdarg.h>
28 #include <stdbool.h>
29 #include <stddef.h>
30 #include <stdlib.h>
31 #include <stdio.h>
32 #include <stdint.h>
33 #include <string.h>
34 #include <time.h>
35 
36 //
37 // XXX If NDEBUG is defined, most libraries define assert() as ((void)0), which may
38 // cause "defined but not used" warnings. Redefine assert() in a way that safely
39 // prevents this warning, i.e. without triggering the expression side effects.
40 //
41 #ifdef NDEBUG
42 #undef assert
43 #define assert(expression) ((void)sizeof(expression))
44 #endif // NDEBUG
45 
49 #ifdef _MSC_VER
50  #if defined(SBG_COMMON_LIB_API_EXPORT)
51  #define SBG_COMMON_LIB_API __declspec(dllexport)
52  #elif defined(SBG_COMMON_LIB_API_IMPORT)
53  #define SBG_COMMON_LIB_API __declspec(dllimport)
54  #else
55  #define SBG_COMMON_LIB_API
56  #endif
57 #else
58  #define SBG_COMMON_LIB_API
59 #endif
60 
61 //----------------------------------------------------------------------//
62 //- Global definitions -//
63 //----------------------------------------------------------------------//
64 #ifndef SBG_DISABLE
65  #define SBG_DISABLE (0)
66 #endif
67 
68 #ifndef SBG_ENABLE
69  #define SBG_ENABLE (1)
70 #endif
71 
72 #ifndef FALSE
73  #define FALSE (0)
74 #endif
75 
76 #ifndef TRUE
77  #define TRUE (1)
78 #endif
79 
80 #ifndef NULL
81  #define NULL (0)
82 #endif
83 
84 #ifndef SBG_INVALID_HANDLE
85  #define SBG_INVALID_HANDLE (0x00000000u)
86 #endif
87 
88 #ifndef SBG_NOT_FOUND
89  #define SBG_NOT_FOUND (0xFFFFFFFFu)
90 #endif
91 
92 #ifndef SBG_UNDEFINED
93  #define SBG_UNDEFINED (0xFFFFFFFFu)
94 #endif
95 
96 #ifndef SBG_ARRAY_SIZE
97  #define SBG_ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
98 #endif
99 
100 #ifndef SBG_STRLEN
101  #define SBG_STRLEN(s) (sizeof(s) - 1)
102 #endif
103 
104 #ifndef SBG_CONTAINER_OF
105  #define SBG_CONTAINER_OF(ptr, type, member) ((type *)((char *)(ptr) - offsetof(type, member)))
106 #endif
107 
108 #ifndef SBG_LIKELY
109  #if defined(__GNUC__)
110  #define SBG_LIKELY(expr) __builtin_expect((bool)(expr), true)
111  #else
112  #define SBG_LIKELY(expr) (expr)
113  #endif
114 #endif
115 
116 #ifndef SBG_UNLIKELY
117  #if defined(__GNUC__)
118  #define SBG_UNLIKELY(expr) __builtin_expect((bool)(expr), false)
119  #else
120  #define SBG_UNLIKELY(expr) (expr)
121  #endif
122 #endif
123 
128 #ifndef __SBG_TYPEOF
129  #ifdef __cplusplus
130  #define __SBG_TYPEOF(x) decltype(x)
131  #elif defined(__GNUC__)
132  #define __SBG_TYPEOF(x) typeof(x)
133  #elif defined(__TI_COMPILER_VERSION__)
134  #define __SBG_TYPEOF(x) typeof(x)
135  #endif
136 #endif
137 
138 #ifndef SBG_CONST_CAST_AA
139  #ifdef __SBG_TYPEOF
140  #define SBG_CONST_CAST_AA(x) ((const __SBG_TYPEOF((x)[0][0])(*)[SBG_ARRAY_SIZE((x)[0])])(x))
141  #else
142  #define SBG_CONST_CAST_AA(x) x
143  #endif
144 #endif
145 
146 #ifndef SBG_CONST_CAST_PP
147  #ifdef __SBG_TYPEOF
148  #define SBG_CONST_CAST_PP(x) ((const __SBG_TYPEOF(**(x))**)(x))
149  #else
150  #define SBG_CONST_CAST_PP(x) x
151  #endif
152 #endif
153 
157 #ifndef __GNUC__
158 #ifndef __BASE_FILE__
159  #define __BASE_FILE__ __FILE__
160 #endif
161 #endif
162 
163 #ifdef __cplusplus
164  #define SBG_DELETE(p) if (p){delete (p); (p) = NULL;}
165  #define SBG_DELETE_ARRAY(p) if (p){delete[] (p); (p) = NULL;}
166  #define SBG_FREE(p) if (p){free(p); (p) = NULL;}
167  #define SBG_FREE_ARRAY(p) if (p){free(p); (p) = NULL;}
168 #else
169  #define SBG_DELETE if (p){free(p); (p) = NULL;}
170  #define SBG_DELETE_ARRAY if (p){free(p); (p) = NULL;}
171  #define SBG_FREE(p) if (p){free(p); (p) = NULL;}
172  #define SBG_FREE_ARRAY(p) if (p){free(p); (p) = NULL;}
173 #endif
174 
175 //----------------------------------------------------------------------//
176 //- Compiler definitions -//
177 //----------------------------------------------------------------------//
178 
182 #ifndef SBG_INLINE
183  #if defined(_MSC_VER)
184  #define SBG_INLINE __inline
185  #else
186  #define SBG_INLINE static inline
187  #endif
188 #endif
189 
193 #ifndef SBG_UNUSED_PARAMETER
194  #define SBG_UNUSED_PARAMETER(x) (void)(x)
195 #endif
196 
201 #ifndef SBG_FALLTHROUGH
202  #if __cplusplus >= 201703L
203  #define SBG_FALLTHROUGH [[fallthrough]] /* introduced in C++ 17 */
204  #elif defined(__GNUC__)
205  #define SBG_FALLTHROUGH __attribute__ ((fallthrough))
206  #else
207  #define SBG_FALLTHROUGH
208  #endif
209 #endif
210 
211 //----------------------------------------------------------------------//
212 //- Macro used to defined packed structures -//
213 //----------------------------------------------------------------------//
214 
219 #ifdef __GNUC__
220  #define SBG_BEGIN_PACKED()
221 #elif defined(__TI_COMPILER_VERSION__)
222  #define SBG_BEGIN_PACKED()
223 #elif defined(_MSC_VER)
224  #define SBG_BEGIN_PACKED() __pragma(pack(push, 1))
225 #else
226  #error you must byte-align these structures with the appropriate compiler directives
227 #endif
228 
232 #ifdef __GNUC__
233  #define SBG_PACKED __attribute__((packed))
234 #elif defined(__TI_COMPILER_VERSION__)
235  #define SBG_PACKED __attribute__((packed))
236 #elif defined(_MSC_VER)
237  #define SBG_PACKED
238 #else
239  #error you must byte-align these structures with the appropriate compiler directives
240 #endif
241 
245 #ifdef __GNUC__
246  #define SBG_END_PACKED()
247 #elif defined(__TI_COMPILER_VERSION__)
248  #define SBG_END_PACKED()
249 #elif defined(_MSC_VER)
250  #define SBG_END_PACKED() __pragma(pack(pop))
251 #else
252  #error you must byte-align these structures with the appropriate compiler directives
253 #endif
254 
255 //----------------------------------------------------------------------//
256 //- Deprecation definitions -//
257 //----------------------------------------------------------------------//
258 
262 #ifdef __GNUC__
263  #define SBG_DEPRECATED(func) func __attribute__ ((deprecated))
264 #elif defined(__TI_COMPILER_VERSION__)
265  #define SBG_DEPRECATED(func) func __attribute__ ((deprecated))
266 #elif defined(_MSC_VER)
267  #define SBG_DEPRECATED(func) __declspec(deprecated) func
268 #else
269  //#warning "WARNING: You need to implement SBG_DEPRECATED for this compiler"
270  #define SBG_DEPRECATED(func) func
271 #endif
272 
276 #ifdef __GNUC__
277  #define SBG_DEPRECATED_MACRO(func) __pragma(deprecated(func))
278 #elif defined(_MSC_VER)
279 #define SBG_DEPRECATED_MACRO(func) __pragma(deprecated(func))
280 #else
281  //#warning "WARNING: You need to implement SBG_DEPRECATED_MACRO for this compiler"
282  #define SBG_DEPRECATED_MACRO(func) func
283 #endif
284 
285 //----------------------------------------------------------------------//
286 //- Basic maths definitions -//
287 //----------------------------------------------------------------------//
288 #ifndef SBG_PI
289  #define SBG_PI 3.14159265358979323846
290 #endif
291 
292 #ifndef SBG_PI_F
293  #define SBG_PI_F 3.14159265358979323846f
294 #endif
295 
302 #ifndef sbgAbs
303  #define sbgAbs(x) (((x) < 0) ? -(x) : (x))
304 #endif
305 
312 #ifndef sbgMax
313  #define sbgMax(a,b) (((a) > (b)) ? (a) : (b))
314 #endif
315 
322 #ifndef sbgMin
323  #define sbgMin(a,b) (((a) < (b)) ? (a) : (b))
324 #endif
325 
333 #ifndef sbgClamp
334  #define sbgClamp(value, minValue, maxValue) (((value) < (minValue))?(minValue): ((value) > (maxValue)?maxValue:value))
335 #endif
336 
342 #ifndef sbgDivCeil
343  #define sbgDivCeil(n, d) (((n) + (d) - 1) / (d))
344 #endif
345 
351 SBG_INLINE double sbgRadToDegD(double angle)
352 {
353  return angle * 180.0 / SBG_PI;
354 }
355 
361 SBG_INLINE double sbgDegToRadD(double angle)
362 {
363  return angle * SBG_PI / 180.0;
364 }
365 
371 SBG_INLINE float sbgRadToDegF(float angle)
372 {
373  return angle * 180.0f / SBG_PI_F;
374 }
375 
381 SBG_INLINE float sbgDegToRadF(float angle)
382 {
383  return angle * SBG_PI_F / 180.0f;
384 }
385 
386 #endif /* __SBG_DEFINES_H__ */
sbgRadToDegF
SBG_INLINE float sbgRadToDegF(float angle)
Definition: sbgDefines.h:371
sbgDegToRadF
SBG_INLINE float sbgDegToRadF(float angle)
Definition: sbgDefines.h:381
sbgRadToDegD
SBG_INLINE double sbgRadToDegD(double angle)
Definition: sbgDefines.h:351
sbgDegToRadD
SBG_INLINE double sbgDegToRadD(double angle)
Definition: sbgDefines.h:361
SBG_PI
#define SBG_PI
Definition: sbgDefines.h:289
SBG_INLINE
#define SBG_INLINE
Definition: sbgDefines.h:186
SBG_PI_F
#define SBG_PI_F
Definition: sbgDefines.h:293

sbg_driver
Author(s): SBG Systems
autogenerated on Sat Sep 3 2022 02:53:35