|
| 1 | +#include <stdlib.h> |
| 2 | +#include "ecpg_config.h" |
| 3 | + |
| 4 | +#ifndef ENABLE_THREAD_SAFETY |
| 5 | +int |
| 6 | +main(void) |
| 7 | +{ |
| 8 | +printf("No threading enabled.\n"); |
| 9 | +return 0; |
| 10 | +} |
| 11 | +#else |
| 12 | +#ifdef WIN32 |
| 13 | +#define WIN32_LEAN_AND_MEAN |
| 14 | +#include <windows.h> |
| 15 | +#include <process.h> |
| 16 | +#else |
| 17 | +#include <pthread.h> |
| 18 | +#endif |
| 19 | +#include <stdio.h> |
| 20 | + |
| 21 | +#define THREADS16 |
| 22 | +#define REPEATS50 |
| 23 | + |
| 24 | +exec sql include sqlca; |
| 25 | +exec sql include ../regression; |
| 26 | + |
| 27 | +exec sql whenever sqlerror sqlprint; |
| 28 | +exec sql whenever not found sqlprint; |
| 29 | + |
| 30 | +#ifdef WIN32 |
| 31 | +static unsigned STDCALL fn(void* arg) |
| 32 | +#else |
| 33 | +static void* fn(void* arg) |
| 34 | +#endif |
| 35 | +{ |
| 36 | +int i; |
| 37 | + |
| 38 | +EXEC SQL BEGIN DECLARE SECTION; |
| 39 | +int value; |
| 40 | +char name[100]; |
| 41 | +char **r = NULL; |
| 42 | +EXEC SQL END DECLARE SECTION; |
| 43 | + |
| 44 | +value = (int)arg; |
| 45 | +sprintf(name, "Connection: %d", value); |
| 46 | + |
| 47 | +EXEC SQL CONNECT TO REGRESSDB1 AS :name; |
| 48 | +EXEC SQL SET AUTOCOMMIT TO ON; |
| 49 | +for (i = 1; i <= REPEATS; ++i) |
| 50 | +{ |
| 51 | +EXEC SQL SELECT relname INTO :r FROM pg_class WHERE relname = 'pg_class'; |
| 52 | +free(r); |
| 53 | +r = NULL; |
| 54 | +} |
| 55 | +EXEC SQL DISCONNECT :name; |
| 56 | + |
| 57 | +return 0; |
| 58 | +} |
| 59 | + |
| 60 | +int main (int argc, char** argv) |
| 61 | +{ |
| 62 | +int i; |
| 63 | +#ifdef WIN32 |
| 64 | +HANDLE threads[THREADS]; |
| 65 | +#else |
| 66 | +pthread_t threads[THREADS]; |
| 67 | +#endif |
| 68 | + |
| 69 | +#ifdef WIN32 |
| 70 | +for (i = 0; i < THREADS; ++i) |
| 71 | +{ |
| 72 | +unsigned id; |
| 73 | +threads[i] = (HANDLE)_beginthreadex(NULL, 0, fn, (void*)i, 0, &id); |
| 74 | +} |
| 75 | + |
| 76 | +WaitForMultipleObjects(THREADS, threads, TRUE, INFINITE); |
| 77 | +for (i = 0; i < THREADS; ++i) |
| 78 | +CloseHandle(threads[i]); |
| 79 | +#else |
| 80 | +for (i = 0; i < THREADS; ++i) |
| 81 | +pthread_create(&threads[i], NULL, fn, (void*)i); |
| 82 | +for (i = 0; i < THREADS; ++i) |
| 83 | +pthread_join(threads[i], NULL); |
| 84 | +#endif |
| 85 | + |
| 86 | +return 0; |
| 87 | +} |
| 88 | +#endif |
| 89 | + |