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Commit | Line | Data |
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44626dc7 AH |
1 | /* |
2 | * Header used to adapt pthread-based POSIX code to Windows API threads. | |
3 | * | |
4 | * Copyright (C) 2009 Andrzej K. Haczewski <ahaczewski@gmail.com> | |
5 | */ | |
6 | ||
7 | #ifndef PTHREAD_H | |
8 | #define PTHREAD_H | |
9 | ||
10 | #ifndef WIN32_LEAN_AND_MEAN | |
11 | #define WIN32_LEAN_AND_MEAN | |
12 | #endif | |
13 | ||
14 | #include <windows.h> | |
15 | ||
16 | /* | |
17 | * Defines that adapt Windows API threads to pthreads API | |
18 | */ | |
19 | #define pthread_mutex_t CRITICAL_SECTION | |
20 | ||
2921600a JS |
21 | static inline int return_0(int i) { |
22 | return 0; | |
23 | } | |
24 | #define pthread_mutex_init(a,b) return_0((InitializeCriticalSection((a)), 0)) | |
44626dc7 AH |
25 | #define pthread_mutex_destroy(a) DeleteCriticalSection((a)) |
26 | #define pthread_mutex_lock EnterCriticalSection | |
27 | #define pthread_mutex_unlock LeaveCriticalSection | |
28 | ||
93749194 JS |
29 | typedef int pthread_mutexattr_t; |
30 | #define pthread_mutexattr_init(a) (*(a) = 0) | |
31 | #define pthread_mutexattr_destroy(a) do {} while (0) | |
32 | #define pthread_mutexattr_settype(a, t) 0 | |
33 | #define PTHREAD_MUTEX_RECURSIVE 0 | |
34 | ||
c73b7ad5 | 35 | #define pthread_cond_t CONDITION_VARIABLE |
44626dc7 | 36 | |
c73b7ad5 LRJ |
37 | #define pthread_cond_init(a,b) InitializeConditionVariable((a)) |
38 | #define pthread_cond_destroy(a) do {} while (0) | |
39 | #define pthread_cond_wait(a,b) return_0(SleepConditionVariableCS((a), (b), INFINITE)) | |
40 | #define pthread_cond_signal WakeConditionVariable | |
41 | #define pthread_cond_broadcast WakeAllConditionVariable | |
44626dc7 AH |
42 | |
43 | /* | |
44 | * Simple thread creation implementation using pthread API | |
45 | */ | |
46 | typedef struct { | |
47 | HANDLE handle; | |
48 | void *(*start_routine)(void*); | |
49 | void *arg; | |
912b2632 | 50 | DWORD tid; |
44626dc7 AH |
51 | } pthread_t; |
52 | ||
7027f508 | 53 | int pthread_create(pthread_t *thread, const void *unused, |
9cad1c44 | 54 | void *(*start_routine)(void*), void *arg); |
44626dc7 AH |
55 | |
56 | /* | |
57 | * To avoid the need of copying a struct, we use small macro wrapper to pass | |
58 | * pointer to win32_pthread_join instead. | |
59 | */ | |
60 | #define pthread_join(a, b) win32_pthread_join(&(a), (b)) | |
61 | ||
7027f508 | 62 | int win32_pthread_join(pthread_t *thread, void **value_ptr); |
44626dc7 | 63 | |
912b2632 | 64 | #define pthread_equal(t1, t2) ((t1).tid == (t2).tid) |
7027f508 | 65 | pthread_t pthread_self(void); |
912b2632 | 66 | |
296d6737 | 67 | static inline void NORETURN pthread_exit(void *ret) |
912b2632 | 68 | { |
83c90da3 | 69 | ExitThread((DWORD)(intptr_t)ret); |
912b2632 JS |
70 | } |
71 | ||
72 | typedef DWORD pthread_key_t; | |
73 | static inline int pthread_key_create(pthread_key_t *keyp, void (*destructor)(void *value)) | |
74 | { | |
75 | return (*keyp = TlsAlloc()) == TLS_OUT_OF_INDEXES ? EAGAIN : 0; | |
76 | } | |
77 | ||
9ba604a9 RJ |
78 | static inline int pthread_key_delete(pthread_key_t key) |
79 | { | |
80 | return TlsFree(key) ? 0 : EINVAL; | |
81 | } | |
82 | ||
912b2632 JS |
83 | static inline int pthread_setspecific(pthread_key_t key, const void *value) |
84 | { | |
85 | return TlsSetValue(key, (void *)value) ? 0 : EINVAL; | |
86 | } | |
87 | ||
88 | static inline void *pthread_getspecific(pthread_key_t key) | |
89 | { | |
90 | return TlsGetValue(key); | |
91 | } | |
92 | ||
ed84387a | 93 | #ifndef __MINGW64_VERSION_MAJOR |
f924b52a JS |
94 | static inline int pthread_sigmask(int how, const sigset_t *set, sigset_t *oset) |
95 | { | |
96 | return 0; | |
97 | } | |
ed84387a | 98 | #endif |
f924b52a | 99 | |
44626dc7 | 100 | #endif /* PTHREAD_H */ |