mirror of https://github.com/Genymobile/scrcpy
Wrap SDL thread functions into scrcpy-specific API
The goal is to expose a consistent API for system tools, and paves the way to make the "core" independant of SDL in the future.android12_nosecure
parent
30e619d37f
commit
f6320c7e31
@ -1,75 +0,0 @@
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#ifndef LOCK_H
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#define LOCK_H
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#include "common.h"
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#include <stdint.h>
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#include <SDL2/SDL_mutex.h>
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#include "log.h"
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static inline void
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mutex_lock(SDL_mutex *mutex) {
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int r = SDL_LockMutex(mutex);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not lock mutex: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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static inline void
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mutex_unlock(SDL_mutex *mutex) {
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int r = SDL_UnlockMutex(mutex);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not unlock mutex: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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static inline void
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cond_wait(SDL_cond *cond, SDL_mutex *mutex) {
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int r = SDL_CondWait(cond, mutex);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not wait on condition: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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static inline int
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cond_wait_timeout(SDL_cond *cond, SDL_mutex *mutex, uint32_t ms) {
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int r = SDL_CondWaitTimeout(cond, mutex, ms);
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#ifndef NDEBUG
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if (r < 0) {
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LOGC("Could not wait on condition with timeout: %s", SDL_GetError());
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abort();
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}
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#endif
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return r;
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}
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static inline void
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cond_signal(SDL_cond *cond) {
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int r = SDL_CondSignal(cond);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not signal a condition: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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#endif
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@ -0,0 +1,133 @@
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#include "thread.h"
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#include <assert.h>
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#include <SDL2/SDL_thread.h>
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#include "log.h"
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bool
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sc_thread_create(sc_thread *thread, sc_thread_fn fn, const char *name,
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void *userdata) {
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SDL_Thread *sdl_thread = SDL_CreateThread(fn, name, userdata);
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if (!sdl_thread) {
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return false;
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}
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thread->thread = sdl_thread;
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return true;
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}
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void
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sc_thread_join(sc_thread *thread, int *status) {
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SDL_WaitThread(thread->thread, status);
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}
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bool
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sc_mutex_init(sc_mutex *mutex) {
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SDL_mutex *sdl_mutex = SDL_CreateMutex();
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if (!sdl_mutex) {
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return false;
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}
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mutex->mutex = sdl_mutex;
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return true;
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}
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void
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sc_mutex_destroy(sc_mutex *mutex) {
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SDL_DestroyMutex(mutex->mutex);
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}
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void
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sc_mutex_lock(sc_mutex *mutex) {
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int r = SDL_LockMutex(mutex->mutex);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not lock mutex: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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void
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sc_mutex_unlock(sc_mutex *mutex) {
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int r = SDL_UnlockMutex(mutex->mutex);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not lock mutex: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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bool
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sc_cond_init(sc_cond *cond) {
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SDL_cond *sdl_cond = SDL_CreateCond();
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if (!sdl_cond) {
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return false;
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}
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cond->cond = sdl_cond;
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return true;
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}
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void
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sc_cond_destroy(sc_cond *cond) {
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SDL_DestroyCond(cond->cond);
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}
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void
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sc_cond_wait(sc_cond *cond, sc_mutex *mutex) {
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int r = SDL_CondWait(cond->cond, mutex->mutex);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not wait on condition: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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bool
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sc_cond_timedwait(sc_cond *cond, sc_mutex *mutex, uint32_t ms) {
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int r = SDL_CondWaitTimeout(cond->cond, mutex->mutex, ms);
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#ifndef NDEBUG
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if (r < 0) {
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LOGC("Could not wait on condition with timeout: %s", SDL_GetError());
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abort();
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}
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#endif
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assert(r == 0 || r == SDL_MUTEX_TIMEDOUT);
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return r == 0;
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}
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void
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sc_cond_signal(sc_cond *cond) {
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int r = SDL_CondSignal(cond->cond);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not signal a condition: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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void
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sc_cond_broadcast(sc_cond *cond) {
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int r = SDL_CondBroadcast(cond->cond);
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#ifndef NDEBUG
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if (r) {
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LOGC("Could not broadcast a condition: %s", SDL_GetError());
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abort();
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}
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#else
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(void) r;
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#endif
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}
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@ -0,0 +1,66 @@
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#ifndef SC_THREAD_H
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#define SC_THREAD_H
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#include "common.h"
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#include <stdbool.h>
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#include <stdint.h>
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/* Forward declarations */
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typedef struct SDL_Thread SDL_Thread;
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typedef struct SDL_mutex SDL_mutex;
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typedef struct SDL_cond SDL_cond;
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typedef int sc_thread_fn(void *);
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typedef struct sc_thread {
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SDL_Thread *thread;
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} sc_thread;
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typedef struct sc_mutex {
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SDL_mutex *mutex;
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} sc_mutex;
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typedef struct sc_cond {
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SDL_cond *cond;
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} sc_cond;
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bool
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sc_thread_create(sc_thread *thread, sc_thread_fn fn, const char *name,
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void *userdata);
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void
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sc_thread_join(sc_thread *thread, int *status);
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bool
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sc_mutex_init(sc_mutex *mutex);
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void
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sc_mutex_destroy(sc_mutex *mutex);
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void
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sc_mutex_lock(sc_mutex *mutex);
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void
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sc_mutex_unlock(sc_mutex *mutex);
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bool
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sc_cond_init(sc_cond *cond);
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void
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sc_cond_destroy(sc_cond *cond);
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void
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sc_cond_wait(sc_cond *cond, sc_mutex *mutex);
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// return true on signaled, false on timeout
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bool
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sc_cond_timedwait(sc_cond *cond, sc_mutex *mutex, uint32_t ms);
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void
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sc_cond_signal(sc_cond *cond);
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void
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sc_cond_broadcast(sc_cond *cond);
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#endif
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