reactos/rosapps/tests/thread/thread.c

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/* $Id: thread.c,v 1.1 2004/10/21 04:48:45 sedwards Exp $
*
*
*
*
*/
#include <stdio.h>
#include <windows.h>
#include <stdlib.h>
#define NR_THREADS (10)
ULONG nr;
DWORD WINAPI thread_main1(LPVOID param)
{
ULONG s;
printf("Thread %ld running\n", (DWORD)param);
s = nr = ((nr * 1103515245) + 12345) & 0x7fffffff;
s = s % 10;
printf("s %ld\n", s);
Sleep(s);
printf("Thread %ld finished\n", (DWORD)param);
return 0;
}
// Shows the help on how to use these program to the user
void showHelp(void)
{
printf("\nReactOS threads test program (built on %s).\n\n", __DATE__);
printf("syntax:\tthread.exe <seed>\n");
printf("\twhere <seed> is an integer number\n");
printf("\texample: thread.exe 100\n");
}
int main (int argc, char* argv[])
{
DWORD i=0;
DWORD id;
ULONG nr;
HANDLE ThreadHandle[NR_THREADS];
// The user must supply one argument (the seed). if he/she doesn't
// then we show the help.
// if(argc < 2) {
// showHelp();
// return 1;
// }
// nr = atoi(argv[1]);
nr = 500;
printf("Seed %ld\n", nr);
printf("Creating %d threads...\n",NR_THREADS*2);
for (i=0;i<NR_THREADS;i++)
{
ThreadHandle[i] = CreateThread(NULL,
0,
thread_main1,
(LPVOID)i,
CREATE_SUSPENDED,
&id);
}
for (i=0;i<NR_THREADS;i++)
{
ResumeThread(ThreadHandle[i]);
}
for (i=0;i<NR_THREADS;i++)
{
SuspendThread(ThreadHandle[i]);
}
for (i=0;i<NR_THREADS;i++)
{
ResumeThread(ThreadHandle[i]);
}
printf("All threads created...\n");
return 0;
}