1 /* $NetBSD: wwterminfo.c,v 1.5 2003/08/07 11:17:45 agc Exp $ */ 2 3 /* 4 * Copyright (c) 1982, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Edward Wang at The University of California, Berkeley. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. Neither the name of the University nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #include <sys/cdefs.h> 36 #ifndef lint 37 #if 0 38 static char sccsid[] = "@(#)wwterminfo.c 8.1 (Berkeley) 6/6/93"; 39 #else 40 __RCSID("$NetBSD: wwterminfo.c,v 1.5 2003/08/07 11:17:45 agc Exp $"); 41 #endif 42 #endif /* not lint */ 43 44 #ifdef TERMINFO 45 46 #include <sys/types.h> 47 #include <sys/stat.h> 48 #include <sys/wait.h> 49 50 #include <stdio.h> 51 #include <stdlib.h> 52 #include <paths.h> 53 #include <unistd.h> 54 #include "local.h" 55 #include "ww.h" 56 57 /* 58 * Terminfo support 59 * 60 * Written by Brian Buhrow 61 * 62 * Subsequently modified by Edward Wang 63 */ 64 65 /* 66 * Initialize the working terminfo directory 67 */ 68 int 69 wwterminfoinit() 70 { 71 FILE *fp; 72 char buf[2048]; 73 74 /* make the directory */ 75 (void) sprintf(wwterminfopath, "%swwinXXXXXX", _PATH_TMP); 76 if (mkdtemp(wwterminfopath) == NULL) || 77 chmod(wwterminfopath, 0755) < 0) { 78 wwerrno = WWE_SYS; 79 return -1; 80 } 81 (void) setenv("TERMINFO", wwterminfopath, 1); 82 /* make a termcap entry and turn it into terminfo */ 83 (void) sprintf(buf, "%s/cap", wwterminfopath); 84 if ((fp = fopen(buf, "w")) == NULL) { 85 wwerrno = WWE_SYS; 86 return -1; 87 } 88 (void) fprintf(fp, "%sco#%d:li#%d:%s\n", 89 WWT_TERMCAP, wwncol, wwnrow, wwwintermcap); 90 (void) fclose(fp); 91 (void) sprintf(buf, 92 "cd %s; %s cap >info 2>/dev/null; %s info >/dev/null 2>&1", 93 wwterminfopath, _PATH_CAPTOINFO, _PATH_TIC); 94 (void) system(buf); 95 return 0; 96 } 97 98 /* 99 * Delete the working terminfo directory at shutdown 100 */ 101 int 102 wwterminfoend() 103 { 104 int pstat; 105 pid_t pid; 106 107 pid = vfork(); 108 switch (pid) { 109 case -1: 110 /* can't really do (or say) anything about errors */ 111 return -1; 112 case 0: 113 execl(_PATH_RM, _PATH_RM, "-rf", wwterminfopath, 0); 114 _exit(1); 115 } 116 pid = waitpid(pid, &pstat, 0); 117 if (pid == -1 || !WIFEXITED(pstat) || WEXITSTATUS(pstat) != 0) 118 return -1; 119 return 0; 120 } 121 122 #endif /* TERMINFO */ 123