Basic example showing the Mutex API

Dependencies:   mbed-rtos mbed

mbed 2 and mbed OS 5

This is an mbed 2 example. mbed OS 5 has integrated the mbed library with mbed-rtos. For an mbed-os example, please see:

Import programrtos_mutex

mutex example

main.cpp

Committer:
mbed_official
Date:
2017-02-15
Revision:
7:bd0aa7f21f53
Parent:
6:1ae0d86d2020

File content as of revision 7:bd0aa7f21f53:

#include "mbed.h"
#include "rtos.h"

Mutex stdio_mutex;

void notify(const char* name, int state) {
    stdio_mutex.lock();
    printf("%s: %d\n\r", name, state);
    stdio_mutex.unlock();
}

void test_thread(void const *args) {
    while (true) {
        notify((const char*)args, 0); Thread::wait(1000);
        notify((const char*)args, 1); Thread::wait(1000);
    }
}

int main() {
    Thread t2;
    Thread t3;

    t2.start(callback(test_thread, (void *)"Th 2"));
    t3.start(callback(test_thread, (void *)"Th 3"));

    test_thread((void *)"Th 1");
}