#include <stdlib.h>

#include "ecpg_config.h"

#ifndef ENABLE_THREAD_SAFETY

int

main(void)

{

printf("No threading enabled.\n");

return 0;

}

#else

#ifdef WIN32

#define WIN32_LEAN_AND_MEAN

#include <windows.h>

#include <process.h>

#else

#include <pthread.h>

#endif

#include <stdio.h>

#define THREADS 16

#define REPEATS 50

exec sql include sqlca;

exec sql include ../regression;

exec sql whenever sqlerror sqlprint;

exec sql whenever not found sqlprint;

#ifdef WIN32

static unsigned STDCALL fn(void* arg)

#else

static void* fn(void* arg)

#endif

{

int i;

EXEC SQL BEGIN DECLARE SECTION;

int value;

char name[100];

char **r = NULL;

EXEC SQL END DECLARE SECTION;

value = (int)arg;

sprintf(name, "Connection: %d", value);

EXEC SQL CONNECT TO REGRESSDB1 AS :name;

EXEC SQL SET AUTOCOMMIT TO ON;

for (i = 1; i <= REPEATS; ++i)

{

EXEC SQL SELECT relname INTO :r FROM pg_class WHERE relname = 'pg_class';

free(r);

r = NULL;

}

EXEC SQL DISCONNECT :name;

return 0;

}

int main (int argc, char** argv)

{

int i;

#ifdef WIN32

HANDLE threads[THREADS];

#else

pthread_t threads[THREADS];

#endif

#ifdef WIN32

for (i = 0; i < THREADS; ++i)

{

unsigned id;

threads[i] = (HANDLE)_beginthreadex(NULL, 0, fn, (void*)i, 0, &id);

}

WaitForMultipleObjects(THREADS, threads, TRUE, INFINITE);

for (i = 0; i < THREADS; ++i)

CloseHandle(threads[i]);

#else

for (i = 0; i < THREADS; ++i)

pthread_create(&threads[i], NULL, fn, (void*)i);

for (i = 0; i < THREADS; ++i)

pthread_join(threads[i], NULL);

#endif

return 0;

}

#endif