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