int InitializeTooltalk(void)
{
char * procid;
Tt_status status;
int fd;
procid = tt_default_procid();
status = tt_ptr_error(procid);
if ((status == TT_ERR_NOMP) || (status == TT_ERR_PROCID)) {
/*
* We need to try to establish a connection
*/
procid = tt_open();
status = tt_ptr_error(procid);
if (status != TT_OK) {
ToolTalkError("Could not connect to ToolTalk:\n%s\n", status);
return (False);
}
tt_free(procid);
/*
* Determine the Tooltalk fildes.
*/
fd = tt_fd();
status = tt_int_error(fd);
if (status != TT_OK) {
ToolTalkError("Could not connect to ToolTalk:\n%s\n", status);
tt_close();
ttfdG = -1;
return(False);
}
else {
ttfdG = fd;
}
#ifdef DtActUseXtOverSelect
/*
* Add the ToolTalk file descriptor to the set monitored by Xt
*/
XtAddInput(fd, (XtPointer)XtInputReadMask, input_handler, 0);
#endif /* DtActUseXtOverSelect */
}
return (True);
}
static void
OpenConsole(void)
{
input = 0;
if (app_resources.file)
{
if (!strcmp (app_resources.file, "console"))
{
/* must be owner and have read/write permission */
#if !defined(__NetBSD__) && !defined(__OpenBSD__)
struct stat sbuf;
# if !defined (linux)
if (!stat("/dev/console", &sbuf) &&
(sbuf.st_uid == getuid()) &&
!access("/dev/console", R_OK|W_OK))
# endif
#endif
{
#ifdef USE_FILE
# ifdef linux
if (!stat(FILE_NAME, &sbuf))
# endif
input = fopen (FILE_NAME, "r");
#endif
#ifdef USE_PTY
if (!input && get_pty (&pty_fd, &tty_fd, ttydev, ptydev) == 0)
{
# ifdef TIOCCONS
int on = 1;
# ifdef USE_PRIVSEP
if (priv_set_console(tty_fd) != -1)
input = fdopen (pty_fd, "r");
# else
if (ioctl (tty_fd, TIOCCONS, (char *) &on) != -1)
input = fdopen (pty_fd, "r");
# endif
# else
int consfd = open("/dev/console", O_RDONLY);
if (consfd >= 0)
{
if (ioctl(consfd, SRIOCSREDIR, tty_fd) != -1)
input = fdopen (pty_fd, "r");
close(consfd);
}
# endif
}
#endif /* USE_PTY */
}
#ifdef USE_OSM
/* Don't have to be owner of /dev/console when using /dev/osm. */
if (!input)
input = osm_pipe();
#endif
if (input && app_resources.verbose)
{
char *hostname;
TextAppend (text, "Console log for ", 16);
hostname = mit_console_name + MIT_CONSOLE_LEN;
TextAppend (text, hostname, strlen (hostname));
TextAppend (text, "\n", 1);
}
}
else
{
regularFile = FALSE;
if (access(app_resources.file, R_OK) == 0)
{
int fd = open (app_resources.file,
O_RDONLY | O_NONBLOCK | O_NOCTTY);
if (fd != -1) {
input = fdopen (fd, "r");
if (input) {
struct stat sbuf;
if ((fstat(fd, &sbuf) == 0) && S_ISREG(sbuf.st_mode))
regularFile = TRUE;
}
else
close(fd);
}
}
}
if (!input)
{
if (app_resources.exitOnFail)
exit(0);
TextAppend (text, "Couldn't open ", 14);
TextAppend (text, app_resources.file, strlen (app_resources.file));
TextAppend (text, "\n", 1);
}
}
else
input = stdin;
if (input)
{
input_id = XtAddInput (fileno (input), (XtPointer) XtInputReadMask,
inputReady, (XtPointer) text);
}
}
static
OpenConsole ()
{
input = 0;
if (app_resources.file)
{
if (!strcmp (app_resources.file, "console"))
{
struct stat sbuf;
/* must be owner and have read/write permission */
#if !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(Lynx) && !defined(__EMX__)
if (!stat("/dev/console", &sbuf) &&
(sbuf.st_uid == getuid()) &&
!access("/dev/console", R_OK|W_OK))
#endif
{
#ifdef USE_FILE
input = fopen (FILE_NAME, "r");
#ifdef __EMX__
if (input)
{
ULONG arg = 1,arglen;
APIRET rc;
if ((rc=DosDevIOCtl(fileno(input), 0x76,0x4d,
&arg, sizeof(arg), &arglen,
NULL, 0, NULL)) != 0)
{
fclose(input);
input = 0;
}
}
#endif
#endif
#ifdef USE_PTY
if (get_pty (&pty_fd, &tty_fd, ttydev, ptydev) == 0)
{
#ifdef TIOCCONS
int on = 1;
if (ioctl (tty_fd, TIOCCONS, (char *) &on) != -1)
input = fdopen (pty_fd, "r");
#else
#ifndef Lynx
int consfd = open("/dev/console", O_RDONLY);
if (consfd >= 0)
{
if (ioctl(consfd, SRIOCSREDIR, tty_fd) != -1)
input = fdopen (pty_fd, "r");
close(consfd);
}
#else
if (newconsole(tty_fd) < 0)
perror("newconsole");
else
{
input = fdopen (pty_fd, "r");
atexit(RestoreConsole);
}
#endif
#endif
}
#endif
}
#ifdef USE_OSM
/* Don't have to be owner of /dev/console when using /dev/osm. */
if (!input)
input = osm_pipe();
#endif
if (input && app_resources.verbose)
{
char *hostname;
TextAppend (text, "Console log for ", 16);
hostname = mit_console_name + MIT_CONSOLE_LEN;
TextAppend (text, hostname, strlen (hostname));
TextAppend (text, "\n", 1);
}
}
else
{
struct stat sbuf;
regularFile = FALSE;
if (access(app_resources.file, R_OK) == 0)
{
input = fopen (app_resources.file, "r");
if (input)
if (!stat(app_resources.file, &sbuf) &&
(sbuf.st_mode & S_IFMT) == S_IFREG)
{
regularFile = TRUE;
fseek(input, 0, SEEK_END);
}
}
}
if (!input)
{
if (app_resources.exitOnFail)
exit(0);
TextAppend (text, "Couldn't open ", 14);
TextAppend (text, app_resources.file, strlen (app_resources.file));
TextAppend (text, "\n", 1);
}
}
else
input = stdin;
if (input)
{
#ifdef MINIX
fcntl(fileno (input), F_SETFD,
fcntl(fileno (input), F_GETFD) | FD_ASYNCHIO);
nbio_register(fileno (input));
#endif
input_id = XtAddInput (fileno (input), (XtPointer) XtInputReadMask,
inputReady, (XtPointer) text);
}
}