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/*
* Copyright (c) 1994, Paul Richards.
*
* All rights reserved.
*
* This software may be used, modified, copied, distributed, and sold, in both
* source and binary form provided that the above copyright and these terms
* are retained, verbatim, as the first lines of this file. Under no
* circumstances is the author responsible for the proper functioning of this
* software, nor does the author assume any responsibility for damages
* incurred with its use.
*
* $FreeBSD$
*/
#include "sade.h"
#include <stdarg.h>
#include <fcntl.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/consio.h>
#define VTY_STATUS_LINE 24
#define TTY_STATUS_LINE 23
static void
prompt_term(char **termp)
{
char str[80];
printf("\nPlease set your TERM variable before running this program.\n");
printf("Defaulting to an ANSI compatible terminal - please press RETURN\n");
fgets(str, sizeof(str), stdin); /* Just to make it interactive */
*termp = (char *)"ansi";
}
int
set_termcap(void)
{
char *term;
int stat;
struct ttysize ts;
term = getenv("TERM");
stat = ioctl(STDERR_FILENO, GIO_COLOR, &ColorDisplay);
if (isDebug())
DebugFD = open("sysinstall.debug", O_WRONLY|O_CREAT|O_TRUNC, 0644);
else
DebugFD = -1;
if (DebugFD < 0)
DebugFD = open("/dev/null", O_RDWR, 0);
if (!OnVTY || (stat < 0)) {
if (!term) {
char *term;
prompt_term(&term);
if (setenv("TERM", term, 1) < 0)
return -1;
}
if (DebugFD < 0)
DebugFD = open("/dev/null", O_RDWR, 0);
}
else {
int i, on;
if (getpid() == 1) {
DebugFD = open("/dev/ttyv1", O_WRONLY);
if (DebugFD != -1) {
on = 1;
i = ioctl(DebugFD, TIOCCONS, (char *)&on);
msgDebug("ioctl(%d, TIOCCONS, NULL) = %d (%s)\n",
DebugFD, i, !i ? "success" : strerror(errno));
}
}
#ifdef PC98
if (!term) {
if (setenv("TERM", "cons25w", 1) < 0)
return -1;
}
#else
if (ColorDisplay) {
if (!term) {
if (setenv("TERM", "cons25", 1) < 0)
return -1;
}
}
else {
if (!term) {
if (setenv("TERM", "cons25-m", 1) < 0)
return -1;
}
}
#endif
}
if (ioctl(0, TIOCGSIZE, &ts) == -1) {
msgDebug("Unable to get terminal size - errno %d\n", errno);
ts.ts_lines = 0;
}
StatusLine = ts.ts_lines ? ts.ts_lines - 1: (OnVTY ? VTY_STATUS_LINE : TTY_STATUS_LINE);
return 0;
}
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