mbed-os/features/unsupported/tests/rtos/cmsis/mutex/main.cpp

38 lines
916 B
C++

#include "mbed.h"
#include "cmsis_os.h"
#if defined(MBED_RTOS_SINGLE_THREAD)
#error [NOT_SUPPORTED] test not supported
#endif
osMutexId stdio_mutex;
osMutexDef(stdio_mutex);
void notify(const char* name, int state) {
osMutexWait(stdio_mutex, osWaitForever);
printf("%s: %d\n\r", name, state);
osMutexRelease(stdio_mutex);
}
void test_thread(void const *args) {
while (true) {
notify((const char*)args, 0); osDelay(1000);
notify((const char*)args, 1); osDelay(1000);
}
}
void t2(void const *argument) {test_thread("Th 2");}
osThreadDef(t2, osPriorityNormal, DEFAULT_STACK_SIZE);
void t3(void const *argument) {test_thread("Th 3");}
osThreadDef(t3, osPriorityNormal, DEFAULT_STACK_SIZE);
int main() {
stdio_mutex = osMutexCreate(osMutex(stdio_mutex));
osThreadCreate(osThread(t2), NULL);
osThreadCreate(osThread(t3), NULL);
test_thread((void *)"Th 1");
}