123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/* $NetBSD: wwterminfo.c,v 1.6 2009/08/07 13:53:54 wiz Exp $ */
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/*
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* Copyright (c) 1982, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Edward Wang at The University of California, Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)wwterminfo.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: wwterminfo.c,v 1.6 2009/08/07 13:53:54 wiz Exp $");
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#endif
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#endif /* not lint */
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#ifdef TERMINFO
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <paths.h>
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#include <unistd.h>
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#include "local.h"
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#include "ww.h"
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/*
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* Terminfo support
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*
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* Written by Brian Buhrow
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*
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* Subsequently modified by Edward Wang
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*/
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/*
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* Initialize the working terminfo directory
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*/
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int
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wwterminfoinit()
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{
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FILE *fp;
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char buf[2048];
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/* make the directory */
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(void) sprintf(wwterminfopath, "%swwinXXXXXX", _PATH_TMP);
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if ((mkdtemp(wwterminfopath) == NULL) ||
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chmod(wwterminfopath, 0755) < 0) {
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wwerrno = WWE_SYS;
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return -1;
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}
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(void) setenv("TERMINFO", wwterminfopath, 1);
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/* make a termcap entry and turn it into terminfo */
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(void) sprintf(buf, "%s/cap", wwterminfopath);
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if ((fp = fopen(buf, "w")) == NULL) {
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wwerrno = WWE_SYS;
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return -1;
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}
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(void) fprintf(fp, "%sco#%d:li#%d:%s\n",
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WWT_TERMCAP, wwncol, wwnrow, wwwintermcap);
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(void) fclose(fp);
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(void) sprintf(buf,
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"cd %s; %s cap >info 2>/dev/null; %s info >/dev/null 2>&1",
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wwterminfopath, _PATH_CAPTOINFO, _PATH_TIC);
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(void) system(buf);
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return 0;
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}
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/*
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* Delete the working terminfo directory at shutdown
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*/
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int
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wwterminfoend()
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{
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int pstat;
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pid_t pid;
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pid = vfork();
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switch (pid) {
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case -1:
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/* can't really do (or say) anything about errors */
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return -1;
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case 0:
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execl(_PATH_RM, _PATH_RM, "-rf", wwterminfopath, 0);
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_exit(1);
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}
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pid = waitpid(pid, &pstat, 0);
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if (pid == -1 || !WIFEXITED(pstat) || WEXITSTATUS(pstat) != 0)
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return -1;
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return 0;
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}
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#endif /* TERMINFO */
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