Sweden-Number/ipc/dde_proc_test.c

118 lines
2.6 KiB
C

/***************************************************************************
* Copyright 1995, Technion, Israel Institute of Technology
* Electrical Eng, Software Lab.
* Author: Michael Veksler.
***************************************************************************
* File: dde_proc.c
* Purpose : test DDE signals and processes functionality for DDE
* Usage: run two independant processes, one with an argument another
* without (with the argument is the server).
***************************************************************************
*/
#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__OpenBSD__)
#include <sys/syscall.h>
#include <sys/param.h>
#else
#include <syscall.h>
#endif
#include <stdio.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <win.h>
#include "dde.h"
#include "dde_proc.h"
#include "shm_main_blk.h"
#if !defined(BSD4_4) || defined(linux) || defined(__FreeBSD__)
char * cstack[4096];
#endif
#ifdef linux
extern void ___sig_restore();
extern void ___masksig_restore();
/* Similar to the sigaction function in libc, except it leaves alone the
restorer field */
static int
wine_sigaction(int sig,struct sigaction * new, struct sigaction * old)
{
__asm__("int $0x80":"=a" (sig)
:"0" (SYS_sigaction),"b" (sig),"c" (new),"d" (old));
if (sig>=0)
return 0;
errno = -sig;
return -1;
}
#endif
struct sigaction usr2_act;
void init_signals()
{
#ifdef linux
usr2_act.sa_handler = (__sighandler_t) stop_wait;
usr2_act.sa_flags = 0;
usr2_act.sa_restorer =
(void (*)()) (((unsigned int)(cstack) + sizeof(cstack) - 4) & ~3);
wine_sigaction(SIGUSR2,&usr2_act,NULL);
#endif
#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__OpenBSD__)
usr2_act.sa_hadnler = (void (*)) stop_wait;
usr2_act.sa_flags = SA_ONSTACK;
usr2_act.sa_mask = sig_mask;
usr2_act.sa_restorer =
(void (*)()) (((unsigned int)(cstack) + sizeof(cstack) - 4) & ~3);
if (sigaction(SIGUSR2,&usr2_act,NULL) <0) {
perror("sigaction: SIGUSR2");
exit(1);
}
#endif
}
void ATOM_GlobalInit()
{
printf("ATOM_GlobalInit\n");
}
void idle_loop()
{
int timeout;
for(timeout=500; timeout ; timeout--) {
if (DDE_GetRemoteMessage())
exit(0); ;
usleep(1000);
}
exit(-1);
}
void client()
{
MSG msg;
msg.hwnd=(HWND)-1;
msg.message= WM_DDE_INITIATE;
msg.wParam= 3;
msg.lParam= 4;
if (!DDE_SendMessage(&msg))
exit(-1);
idle_loop();
}
void server()
{
DDE_IPC_init();
idle_loop();
}
int main(int argc, char *argv[])
{
printf("Kill when done one message\n");
init_signals();
if (argc>1)
server();
else
client();
return 0;
}