/*
* Main program
*/
int
main(int argc, char *argv[])
{
char *p;
char errormsg[256];
static char environment_name[] = "SESSION_MANAGER";
int success, found_command_line_name, i;
Argc = argc;
Argv = argv;
for (i = 1; i < argc; i++)
{
if (argv[i][0] == '-')
{
switch (argv[i][1])
{
case 'd': /* -display */
if (++i >= argc) goto usage;
cmd_line_display = (char *) XtNewString (argv[i]);
continue;
case 's': /* -session */
if (++i >= argc) goto usage;
session_name = XtNewString (argv[i]);
continue;
case 'v': /* -verbose */
verbose = 1;
continue;
}
}
usage:
fprintf (stderr,
"usage: xsm [-display display] [-session session_name] [-verbose]\n");
exit (1);
}
topLevel = XtVaAppInitialize (&appContext, "XSm", NULL, 0,
&argc, argv, NULL,
XtNmappedWhenManaged, False,
XtNwindowRole, "xsm main window",
NULL);
wmStateAtom = XInternAtom (
XtDisplay (topLevel), "WM_STATE", False);
wmDeleteAtom = XInternAtom (
XtDisplay (topLevel), "WM_DELETE_WINDOW", False);
register_signals (appContext);
/*
* Install an IO error handler. For an explanation,
* see the comments for InstallIOErrorHandler().
*/
InstallIOErrorHandler ();
/*
* Init SM lib
*/
if (!SmsInitialize ("SAMPLE-SM", "1.0",
NewClientProc, NULL,
HostBasedAuthProc, 256, errormsg))
{
fprintf (stderr, "%s\n", errormsg);
exit (1);
}
if (!IceListenForConnections (&numTransports, &listenObjs,
256, errormsg))
{
fprintf (stderr, "%s\n", errormsg);
exit (1);
}
atexit(CloseListeners);
if (!SetAuthentication (numTransports, listenObjs, &authDataEntries))
{
fprintf (stderr, "Could not set authorization\n");
exit (1);
}
InitWatchProcs (appContext);
for (i = 0; i < numTransports; i++)
{
XtAppAddInput (appContext,
IceGetListenConnectionNumber (listenObjs[i]),
(XtPointer) XtInputReadMask,
NewConnectionXtProc, (XtPointer) listenObjs[i]);
}
/* the sizeof includes the \0, so we don't need to count the '=' */
networkIds = IceComposeNetworkIdList (numTransports, listenObjs);
p = (char *) XtMalloc((sizeof environment_name) + strlen(networkIds) + 1);
if(!p) nomem();
sprintf(p, "%s=%s", environment_name, networkIds);
putenv(p);
if (cmd_line_display)
{
/*
* If a display was passed on the command line, set the DISPLAY
* environment in this process so all applications started by
* the session manager will run on the specified display.
*/
p = (char *) XtMalloc(8 + strlen(cmd_line_display) + 1);
sprintf(p, "DISPLAY=%s", cmd_line_display);
putenv(p);
}
if (verbose)
printf ("setenv %s %s\n", environment_name, networkIds);
create_choose_session_popup ();
create_main_window ();
create_client_info_popup ();
create_save_popup ();
create_log_popup ();
/*
* Initalize all lists
*/
RunningList = ListInit();
if(!RunningList) nomem();
PendingList = ListInit();
if(!PendingList) nomem();
RestartAnywayList = ListInit();
if(!RestartAnywayList) nomem();
RestartImmedList = ListInit();
if(!RestartImmedList) nomem();
WaitForSaveDoneList = ListInit();
if (!WaitForSaveDoneList) nomem();
InitialSaveList = ListInit();
if (!InitialSaveList) nomem();
FailedSaveList = ListInit();
if (!FailedSaveList) nomem();
WaitForInteractList = ListInit();
if (!WaitForInteractList) nomem();
WaitForPhase2List = ListInit();
if (!WaitForPhase2List) nomem();
/*
* Get list of session names. If a session name was found on the
* command line, and it is in the list of session names we got, then
* use that session name. If there were no session names found, then
* use the default session name. Otherwise, present a list of session
* names for the user to choose from.
*/
success = GetSessionNames (&sessionNameCount,
&sessionNamesShort, &sessionNamesLong, &sessionsLocked);
found_command_line_name = 0;
if (success && session_name)
{
for (i = 0; i < sessionNameCount; i++)
if (strcmp (session_name, sessionNamesShort[i]) == 0)
{
found_command_line_name = 1;
if (sessionsLocked[i])
{
fprintf (stderr, "Session '%s' is locked\n", session_name);
exit (1);
}
break;
}
}
if (!success || found_command_line_name)
{
FreeSessionNames (sessionNameCount,
sessionNamesShort, sessionNamesLong, sessionsLocked);
if (!found_command_line_name)
session_name = XtNewString (DEFAULT_SESSION_NAME);
if (!StartSession (session_name, !found_command_line_name))
UnableToLockSession (session_name);
}
else
{
ChooseSession ();
}
/*
* Main loop
*/
XtAppMainLoop (appContext);
exit(0);
}
int fsm_init(char *module)
{
char errormsg[256];
int i;
char *p;
if (!SessionSupport)
{
/* -Wall fix */
MyIoErrorHandler(NULL);
HostBasedAuthProc(NULL);
ice_watch_fd(0, NULL, 0, NULL);
NewClientProc(0, NULL, 0, NULL, NULL);
#ifdef FVWM_DEBUG_FSM
fprintf(
stderr, "[%s][fsm_init] No Session Support\n",
module_name);
#endif
return 0;
}
if (fsm_init_succeed)
{
fprintf(
stderr, "[%s][fsm_init] <<ERROR>> -- "
"Session already Initialized!\n", module_name);
return 1;
}
module_name = module;
InstallIOErrorHandler ();
#ifdef FVWM_DEBUG_FSM
fprintf(stderr, "[%s][fsm_init] FSmsInitialize\n", module_name);
#endif
if (!FSmsInitialize(
module, "1.0", NewClientProc, NULL, HostBasedAuthProc, 256,
errormsg))
{
fprintf(
stderr, "[%s][fsm_init] <<ERROR>> -- "
"FSmsInitialize failed: %s\n",
module_name, errormsg);
return 0;
}
if (!FIceListenForConnections (
&numTransports, &listenObjs, 256, errormsg))
{
fprintf(
stderr, "[%s][fsm_init] <<ERROR>> -- "
"FIceListenForConnections failed:\n"
"%s\n", module_name, errormsg);
return 0;
}
atexit(CloseListeners);
if (!SetAuthentication(numTransports, listenObjs, &authDataEntries))
{
fprintf(
stderr, "[%s][fsm_init] <<ERROR>> -- "
"Could not set authorization\n", module_name);
return 0;
}
if (FIceAddConnectionWatch(&ice_watch_fd, NULL) == 0)
{
fprintf(stderr,
"[%s][fsm_init] <<ERROR>> -- "
"FIceAddConnectionWatch failed\n", module_name);
return 0;
}
ice_fd = (int *)safemalloc(sizeof(int) * numTransports + 1);
for (i = 0; i < numTransports; i++)
{
ice_fd[i] = FIceGetListenConnectionNumber(listenObjs[i]);
}
networkIds = FIceComposeNetworkIdList(numTransports, listenObjs);
p = (char *)safemalloc(
16 + strlen(networkIds) + 1);
sprintf(p, "SESSION_MANAGER=%s", networkIds);
putenv(p);
#ifdef FVWM_DEBUG_FSM
fprintf(stderr,"[%s][fsm_init] OK: %i\n", module_name, numTransports);
fprintf(stderr,"\t%s\n", p);
#endif
fsm_init_succeed = True;
return 1;
}
