int
main(int argc, char ** argv, char ** env)
{
tcp_main(argc, argv, env);
ip_main(argc, argv, env);
tcp_md_final();
ip_md_final();
return 0;
}
/*
* main --
* This is the main loop for the standalone curses editor.
*/
int
main(int argc, char *argv[])
{
static int reenter;
CL_PRIVATE *clp;
GS *gp;
size_t rows, cols;
int rval;
char *ttype;
#ifdef RUNNING_IP
char *ip_arg;
char **p_av, **t_av;
#endif
/* If loaded at 0 and jumping through a NULL pointer, stop. */
if (reenter++)
abort();
/* Create and initialize the global structure. */
__global_list = gp = gs_init(argv[0]);
/*
* Strip out any arguments that vi isn't going to understand. There's
* no way to portably call getopt twice, so arguments parsed here must
* be removed from the argument list.
*/
#ifdef RUNNING_IP
ip_arg = NULL;
for (p_av = t_av = argv;;) {
if (*t_av == NULL) {
*p_av = NULL;
break;
}
if (!strcmp(*t_av, "--")) {
while ((*p_av++ = *t_av++) != NULL);
break;
}
if (!memcmp(*t_av, "-I", sizeof("-I") - 1)) {
if (t_av[0][2] != '\0') {
ip_arg = t_av[0] + 2;
++t_av;
--argc;
continue;
}
if (t_av[1] != NULL) {
ip_arg = t_av[1];
t_av += 2;
argc -= 2;
continue;
}
}
*p_av++ = *t_av++;
}
/*
* If we're being called as an editor library, we're done here, we
* get loaded with the curses screen, we don't share much code.
*/
if (ip_arg != NULL)
exit (ip_main(argc, argv, gp, ip_arg));
#endif
/* Create and initialize the CL_PRIVATE structure. */
clp = cl_init(gp);
/*
* Initialize the terminal information.
*
* We have to know what terminal it is from the start, since we may
* have to use termcap/terminfo to find out how big the screen is.
*/
if ((ttype = getenv("TERM")) == NULL)
ttype = "unknown";
term_init(gp->progname, ttype);
/* Add the terminal type to the global structure. */
if ((OG_D_STR(gp, GO_TERM) =
OG_STR(gp, GO_TERM) = strdup(ttype)) == NULL)
perr(gp->progname, NULL);
/* Figure out how big the screen is. */
if (cl_ssize(NULL, 0, &rows, &cols, NULL))
exit (1);
/* Add the rows and columns to the global structure. */
OG_VAL(gp, GO_LINES) = OG_D_VAL(gp, GO_LINES) = rows;
OG_VAL(gp, GO_COLUMNS) = OG_D_VAL(gp, GO_COLUMNS) = cols;
/* Ex wants stdout to be buffered. */
(void)setvbuf(stdout, NULL, _IOFBF, 0);
/* Start catching signals. */
if (sig_init(gp, NULL))
exit (1);
/* Run ex/vi. */
rval = editor(gp, argc, argv);
/* Clean up signals. */
sig_end(gp);
/* Clean up the terminal. */
(void)cl_quit(gp);
/*
* XXX
* Reset the O_MESG option.
*/
if (clp->tgw != TGW_UNKNOWN)
(void)cl_omesg(NULL, clp, clp->tgw == TGW_SET);
/*
* XXX
* Reset the X11 xterm icon/window name.
*/
if (F_ISSET(clp, CL_RENAME)) {
(void)printf(XTERM_RENAME, ttype);
(void)fflush(stdout);
}
/* If a killer signal arrived, pretend we just got it. */
if (clp->killersig) {
(void)signal(clp->killersig, SIG_DFL);
(void)kill(getpid(), clp->killersig);
/* NOTREACHED */
}
/* Free the global and CL private areas. */
#if defined(DEBUG) || defined(PURIFY) || defined(LIBRARY)
free(clp);
free(gp);
#endif
exit (rval);
}
