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Revision 1.13, Thu May 4 09:42:23 2017 UTC (6 years, 10 months ago) by roy
Branch: MAIN
CVS Tags: prg-localcount2-base3, prg-localcount2-base2, phil-wifi-base, phil-wifi-20200421, phil-wifi-20200411, phil-wifi-20200406, phil-wifi-20191119, phil-wifi-20190609, phil-wifi, pgoyette-compat-merge-20190127, pgoyette-compat-base, pgoyette-compat-20190127, pgoyette-compat-20190118, pgoyette-compat-1226, pgoyette-compat-1126, pgoyette-compat-1020, pgoyette-compat-0930, pgoyette-compat-0906, pgoyette-compat-0728, pgoyette-compat-0625, pgoyette-compat-0521, pgoyette-compat-0502, pgoyette-compat-0422, pgoyette-compat-0415, pgoyette-compat-0407, pgoyette-compat-0330, pgoyette-compat-0322, pgoyette-compat-0315, pgoyette-compat, perseant-stdc-iso10646-base, perseant-stdc-iso10646, netbsd-9-base, netbsd-9-0-RELEASE, netbsd-9-0-RC2, netbsd-9-0-RC1, netbsd-8-base, netbsd-8-2-RELEASE, netbsd-8-1-RELEASE, netbsd-8-1-RC1, netbsd-8-0-RELEASE, netbsd-8-0-RC2, netbsd-8-0-RC1, matt-nb8-mediatek-base, matt-nb8-mediatek, is-mlppp-base, is-mlppp
Branch point for: netbsd-9, netbsd-8
Changes since 1.12: +3 -3 lines

Clean up some compile warnings.

/* $NetBSD: curterm.c,v 1.13 2017/05/04 09:42:23 roy Exp $ */

/*
 * Copyright (c) 2009, 2011 The NetBSD Foundation, Inc.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Roy Marples.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__RCSID("$NetBSD: curterm.c,v 1.13 2017/05/04 09:42:23 roy Exp $");

#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <term_private.h>
#include <term.h>
#include <termios.h>
#include <stdio.h>

TERMINAL *cur_term;

/*
 * There is no standard way of getting a list of aliases for the
 * terminal. However, some applications such as telnet want to know this.
 * ncurses dumps the terminfo header into an undefined variable ttytype
 * and these applications then parse it to work out the aliases.
 * We should do the same for now, until a standard mechanism for getting
 * the information is available or the need for it goes away.
 */
#define NAMESIZE	256
char ttytype[NAMESIZE];

static const speed_t bauds[] = {
	0, 50, 75, 110, 134, 150, 200, 300, 600, 1200, 2400, 4800, 9600,
	19200, 38400, 57600, 115200, 230400, 460800, 921600
};

void
_ti_setospeed(TERMINAL *term)
{
	struct termios termios;
	speed_t os;
	size_t i;

	_DIAGASSERT(term != NULL);

	term->_ospeed = 0;
	if (tcgetattr(term->fildes, &termios) == 0) {
		os = cfgetospeed(&termios);
		for (i = 0; i < __arraycount(bauds); i++)
			if (bauds[i] == os) {
				term->_ospeed = (short)i;
				break;
			}
	}
}

TERMINAL *
set_curterm(TERMINAL *nterm)
{
	TERMINAL *oterm;
	size_t l, n;
	char *p;

	oterm = cur_term;
	cur_term = nterm;

	ospeed = 0;
	if (cur_term == NULL)
		PC = '\0';
	else {
		if (pad_char == NULL)
			PC = '\0';
		else
			PC = *pad_char;
		_ti_setospeed(nterm);
		ospeed = nterm->_ospeed;

		p = ttytype;
		l = sizeof(ttytype);
		if ((n = strlcpy(p, nterm->name, l)) == strlen(p)) {
			p += n;
			l -= n;
			*p++ = '|';
			l--;
			if (nterm->_alias  &&
				(n = strlcpy(p, nterm->_alias, l)) == strlen(p))
			{
				p += n;
				l -= n;
				*p++ = '|';
				l--;
			}
			if (nterm->desc  &&
				(n = strlcpy(p, nterm->desc, l)) == strlen(p))
			{
				p += n;
				l -= n;
				*p++ = '|';
				l--;
			}
			p--;
		}
		*p = '\0';
	}

	return oterm;
}

int
del_curterm(TERMINAL *oterm)
{

	if (oterm == NULL)
		return ERR;
	free(oterm->_area);
	free(oterm->strs);
	free(oterm->nums);
	free(oterm->flags);
	free(oterm->_userdefs);
	free(oterm->_buf);
	free(oterm);
	if (oterm == cur_term)
		cur_term = NULL;
	return OK;
}

char *
termname(void)
{

        _DIAGASSERT(cur_term != NULL);
	return __UNCONST(cur_term->name);
}

static const char * nullname = "";

char *
longname(void)
{

	_DIAGASSERT(cur_term != NULL);
	if (cur_term->desc == NULL)
		return __UNCONST(nullname);
	return __UNCONST(cur_term->desc);
}