src
examples
examples/mutex.cpp
Go to the documentation of this file.
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/*****************************************************************************
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** Platform Check
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*****************************************************************************/
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#include <
ecl/config.hpp
>
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/*****************************************************************************
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** Includes
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*****************************************************************************/
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#include <iostream>
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#include <vector>
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#include "../../include/ecl/threads/mutex.hpp"
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#include "../../include/ecl/threads/thread.hpp"
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#include <
ecl/time/sleep.hpp
>
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int
shared_value
= 0;
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ecl::Mutex
mutex
;
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void
f
() {
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ecl::Sleep sleep;
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sleep(1);
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std::cout <<
"Thread: enter blocking"
<< std::endl;
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mutex
.lock();
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shared_value
= 10;
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std::cout <<
"Thread: sets shared_value to 10"
<< std::endl;
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mutex
.unlock();
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std::cout <<
"Thread: leave blocking"
<< std::endl;
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}
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int
main
() {
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std::cout << std::endl;
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std::cout <<
"***********************************************************"
<< std::endl;
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std::cout <<
" Mutex"
<< std::endl;
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std::cout <<
"***********************************************************"
<< std::endl;
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std::cout << std::endl;
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std::cout <<
"Lock"
<< std::endl;
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mutex
.lock();
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std::cout <<
"Unlock"
<< std::endl;
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mutex
.unlock();
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std::cout <<
"Trylock"
<< std::endl;
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mutex
.trylock();
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std::cout <<
"Try to lock block already locked"
<< std::endl;
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if
(
mutex
.trylock()) {
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std::cout <<
"Abnormal"
<< std::endl;
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}
else
{
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std::cout <<
"Failed(Normal)"
<< std::endl;
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}
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std::cout <<
"Unlock"
<< std::endl;
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mutex
.unlock();
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std::cout << std::endl;
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std::cout <<
"***********************************************************"
<< std::endl;
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std::cout <<
" Synchronization"
<< std::endl;
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std::cout <<
"***********************************************************"
<< std::endl;
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std::cout << std::endl;
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ecl::Thread thread_f(
f
);
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ecl::Sleep sleep;
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std::cout <<
"Main: enter blocking"
<< std::endl;
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mutex
.lock();
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sleep(3);
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if
(
shared_value
< 5) {
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std::cout <<
"shared_value("
<<
shared_value
<<
") is smaller than 5"
<< std::endl;
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}
else
{
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std::cout <<
"shared_value("
<<
shared_value
<<
") is larger than 5"
<< std::endl;
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}
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mutex
.unlock();
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std::cout <<
"Main: leave blocking"
<< std::endl;
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thread_f.join();
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std::cout << std::endl;
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std::cout <<
"***********************************************************"
<< std::endl;
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std::cout <<
" Passed"
<< std::endl;
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std::cout <<
"***********************************************************"
<< std::endl;
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std::cout << std::endl;
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return
0;
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}
main
int main()
Definition:
examples/mutex.cpp:41
f
void f()
Definition:
examples/mutex.cpp:27
config.hpp
sleep.hpp
shared_value
int shared_value
Definition:
examples/mutex.cpp:24
mutex
ecl::Mutex mutex
Definition:
examples/mutex.cpp:25
ecl_threads
Author(s): Daniel Stonier
autogenerated on Mon Feb 28 2022 22:18:53