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89 lines
1.5 KiB
89 lines
1.5 KiB
#include <stdlib.h>
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#include "ecpg_config.h"
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#ifndef ENABLE_THREAD_SAFETY
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int
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main(void)
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{
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printf("No threading enabled.\n");
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return 0;
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}
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#else
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#ifdef WIN32
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include <process.h>
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#include <locale.h>
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#else
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#include <pthread.h>
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#endif
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#include <stdio.h>
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#define THREADS 16
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#define REPEATS 50
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exec sql include sqlca;
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exec sql include ../regression;
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exec sql whenever sqlerror sqlprint;
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exec sql whenever not found sqlprint;
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#ifdef WIN32
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static unsigned __stdcall fn(void* arg)
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#else
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static void* fn(void* arg)
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#endif
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{
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int i;
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EXEC SQL BEGIN DECLARE SECTION;
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int value;
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char name[100];
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char **r = NULL;
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EXEC SQL END DECLARE SECTION;
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value = (long)arg;
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sprintf(name, "Connection: %d", value);
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EXEC SQL CONNECT TO REGRESSDB1 AS :name;
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EXEC SQL SET AUTOCOMMIT TO ON;
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for (i = 1; i <= REPEATS; ++i)
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{
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EXEC SQL SELECT relname INTO :r FROM pg_class WHERE relname = 'pg_class';
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free(r);
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r = NULL;
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}
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EXEC SQL DISCONNECT :name;
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return 0;
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}
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int main ()
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{
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int i;
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#ifdef WIN32
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HANDLE threads[THREADS];
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#else
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pthread_t threads[THREADS];
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#endif
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#ifdef WIN32
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for (i = 0; i < THREADS; ++i)
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{
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unsigned id;
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threads[i] = (HANDLE)_beginthreadex(NULL, 0, fn, (void*)i, 0, &id);
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}
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WaitForMultipleObjects(THREADS, threads, TRUE, INFINITE);
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for (i = 0; i < THREADS; ++i)
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CloseHandle(threads[i]);
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#else
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for (i = 0; i < THREADS; ++i)
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pthread_create(&threads[i], NULL, fn, (void *) (long) i);
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for (i = 0; i < THREADS; ++i)
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pthread_join(threads[i], NULL);
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#endif
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return 0;
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}
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#endif
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