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/*
Copyright (C) 2004-2008 Grame
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdio.h>
#include <sys/time.h>
#include <stdlib.h>
#include <string.h>
#ifdef __APPLE__
#include "JackMachSemaphore.h"
#endif
#include "JackPosixSemaphore.h"
#include "JackFifo.h"
#include "JackPlatformPlug.h"
#define ITER 500000
using namespace Jack;
struct ServerThread : public JackRunnableInterface {
JackThread* fThread;
detail::JackSynchro* fServerSem;
detail::JackSynchro* fClientSem;
ServerThread()
{
fServerSem->Allocate("JackSemServer", "default", 0);
fClientSem->Allocate("JackSemClient", "default", 0);
//fThread = new JackMachThread(this);
fThread->SetParams(0, 500*1000, 500*1000);
fThread->Start();
//fThread->AcquireRealTime();
}
virtual ~ServerThread()
{
fThread->Kill();
delete fThread;
}
bool Execute()
{
printf("Execute Server\n");
for (int i = 0; i < ITER; i++) {
fClientSem->Signal();
fServerSem->Wait();
}
return true;
}
};
struct ClientThread : public JackRunnableInterface {
JackThread* fThread;
detail::JackSynchro* fServerSem;
detail::JackSynchro* fClientSem;
ClientThread()
{
fServerSem->Connect("JackSemServer", "default");
fClientSem->Connect("JackSemClient", "default");
//fThread = new JackMachThread(this);
fThread->SetParams(0, 500*1000, 500*1000);
fThread->Start();
//fThread->AcquireRealTime();
}
virtual ~ClientThread()
{
fThread->Kill();
delete fThread;
}
bool Execute()
{
struct timeval T0, T1;
printf("Execute Client\n");
fClientSem->Wait();
gettimeofday(&T0, 0);
for (int i = 0; i < ITER; i++) {
fServerSem->Signal();
fClientSem->Wait();
}
gettimeofday(&T1, 0);
printf("%5.1lf usec\n", (1e6 * T1.tv_sec - 1e6 * T0.tv_sec + T1.tv_usec - T0.tv_usec) / (2.0 * ITER));
return true;
}
};
void server(detail::JackSynchro* sem)
{
char c;
printf("server\n");
sem->Allocate("JackSem", "default", 0);
while (((c = getchar()) != 'q')) {
switch(c) {
case 's':
printf("SynchroSignal....\n");
//sem->Signal();
sem->SignalAll();
printf("SynchroSignal OK\n");
break;
case 'w':
printf("SemaphoreWait....\n");
sem->Wait();
printf("SemaphoreWait OK\n");
break;
}
}
}
void client(detail::JackSynchro* sem)
{
char c;
printf("client\n");
sem->Connect("JackSem", "default");
while (((c = getchar()) != 'q')) {
switch(c) {
case 's':
printf("SemaphoreSignal....\n");
sem->Signal();
printf("SemaphoreSignal OK\n");
break;
case 'w':
printf("SemaphoreWait....\n");
sem->Wait();
printf("SemaphoreWait OK\n");
break;
}
}
}
int main (int argc, char * const argv[])
{
char c;
ServerThread* serverthread = NULL;
ClientThread* clientthread = NULL;
detail::JackSynchro* sem1 = NULL;
if (strcmp(argv[1],"-s") == 0) {
printf("Posix semaphore\n");
sem1 = new JackPosixSemaphore();
}
if (strcmp(argv[1],"-f") == 0) {
printf("Fifo\n");
sem1 = new JackFifo();
}
#ifdef __APPLE__
if (strcmp(argv[1],"-m") == 0) {
printf("Mach semaphore\n");
sem1 = new JackMachSemaphore();
}
#endif
/*
if (strcmp(argv[2], "server") == 0) {
serverthread = new ServerThread();
} else {
clientthread = new ClientThread();
}
*/
if (strcmp(argv[2], "server") == 0) {
server(sem1);
} else {
client(sem1);
}
while (((c = getchar()) != 'q')) {}
delete serverthread;
delete clientthread;
}
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