Sweden-Number/ipc/dde_mem_test.c

74 lines
1.6 KiB
C

/***************************************************************************
* Copyright 1995, Technion, Israel Institute of Technology
* Electrical Eng, Software Lab.
* Author: Michael Veksler.
***************************************************************************
* File: dde_mem_test.c
* Purpose : test shared DDE memory functionality for DDE
* Usage: Look for assertion failures
***************************************************************************
*/
#include <stdio.h>
#include <assert.h>
#include <win.h>
#include "dde_mem.h"
/* stub */
void ATOM_GlobalInit()
{
printf("ATOM_GlobalInit\n");
}
int main()
{
HWND h1,h2,h3;
int ret;
void *p1,*p2,*p3,*p;
SHMDATA shmdata;
/* alloc h1, h2, h3 */
setbuf(stdout,NULL);
p1=DDE_malloc(GMEM_DDESHARE, 0x6000, &shmdata);
h1= shmdata.handle;
assert(p1 != NULL);
assert(h1 != 0);
p2=DDE_malloc(GMEM_DDESHARE, 0xff00, &shmdata);
h2= shmdata.handle;
assert(p2 != NULL);
assert(h2 != 0);
p3=DDE_malloc(GMEM_DDESHARE, 0x6000, &shmdata);
h3= shmdata.handle;
assert(p3 != 0);
assert(h3 != 0);
/* lock h1, h2, h3 */
p=DDE_AttachHandle(h1,NULL);
assert(p1==p);
p=DDE_AttachHandle(h2,NULL);
assert(p2==p);
p=DDE_AttachHandle(h3,NULL);
assert(p3==p);
ret=DDE_GlobalFree(h1);
assert(ret==0);
/* do some implementation dependant tests */
p=DDE_malloc(GMEM_DDESHARE, 0x6000, &shmdata);
assert(p!=NULL);
assert(shmdata.handle==h1);
p=DDE_AttachHandle(h1,NULL);
assert(p1==p);
/* check freeing */
ret=DDE_GlobalFree(h1);
assert(ret==0);
ret=DDE_GlobalFree(h2);
assert(ret==0);
ret=DDE_GlobalFree(h3);
assert(ret==0);
return 0;
}