wrterm.c revision 87701
11590Srgrimes/*- 21590Srgrimes * Copyright (c) 1991, 1993 31590Srgrimes * The Regents of the University of California. All rights reserved. 41590Srgrimes * 51590Srgrimes * Redistribution and use in source and binary forms, with or without 61590Srgrimes * modification, are permitted provided that the following conditions 71590Srgrimes * are met: 81590Srgrimes * 1. Redistributions of source code must retain the above copyright 91590Srgrimes * notice, this list of conditions and the following disclaimer. 101590Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 111590Srgrimes * notice, this list of conditions and the following disclaimer in the 121590Srgrimes * documentation and/or other materials provided with the distribution. 131590Srgrimes * 3. All advertising materials mentioning features or use of this software 141590Srgrimes * must display the following acknowledgement: 151590Srgrimes * This product includes software developed by the University of 161590Srgrimes * California, Berkeley and its contributors. 171590Srgrimes * 4. Neither the name of the University nor the names of its contributors 181590Srgrimes * may be used to endorse or promote products derived from this software 191590Srgrimes * without specific prior written permission. 201590Srgrimes * 211590Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 221590Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231590Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 241590Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 251590Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261590Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271590Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281590Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291590Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301590Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311590Srgrimes * SUCH DAMAGE. 321590Srgrimes */ 331590Srgrimes 3487701Smarkm#include <sys/cdefs.h> 3587701Smarkm 3687701Smarkm__FBSDID("$FreeBSD: head/usr.bin/tset/wrterm.c 87701 2001-12-11 23:29:45Z markm $"); 3787701Smarkm 381590Srgrimes#ifndef lint 3987701Smarkmstatic const char sccsid[] = "@(#)wrterm.c 8.1 (Berkeley) 6/9/93"; 4028370Scharnier#endif 411590Srgrimes 421590Srgrimes#include <sys/types.h> 4387701Smarkm 4428370Scharnier#include <ctype.h> 4528370Scharnier#include <err.h> 461590Srgrimes#include <stdio.h> 471590Srgrimes#include <string.h> 4887701Smarkm 491590Srgrimes#include "extern.h" 501590Srgrimes 511590Srgrimes/* 521590Srgrimes * Output termcap entry to stdout, quoting characters that would give the 531590Srgrimes * shell problems and omitting empty fields. 541590Srgrimes */ 551590Srgrimesvoid 561590Srgrimeswrtermcap(bp) 571590Srgrimes char *bp; 581590Srgrimes{ 591590Srgrimes register int ch; 601590Srgrimes register char *p; 611590Srgrimes char *t, *sep; 621590Srgrimes 631590Srgrimes /* Find the end of the terminal names. */ 641590Srgrimes if ((t = index(bp, ':')) == NULL) 6528370Scharnier errx(1, "termcap names not colon terminated"); 661590Srgrimes *t++ = '\0'; 671590Srgrimes 681590Srgrimes /* Output terminal names that don't have whitespace. */ 6987701Smarkm sep = strdup(""); 701590Srgrimes while ((p = strsep(&bp, "|")) != NULL) 711590Srgrimes if (*p != '\0' && strpbrk(p, " \t") == NULL) { 721590Srgrimes (void)printf("%s%s", sep, p); 7387701Smarkm sep = strdup("|"); 741590Srgrimes } 751590Srgrimes (void)putchar(':'); 761590Srgrimes 771590Srgrimes /* 781590Srgrimes * Output fields, transforming any dangerous characters. Skip 791590Srgrimes * empty fields or fields containing only whitespace. 801590Srgrimes */ 811590Srgrimes while ((p = strsep(&t, ":")) != NULL) { 821590Srgrimes while ((ch = *p) != '\0' && isspace(ch)) 831590Srgrimes ++p; 841590Srgrimes if (ch == '\0') 851590Srgrimes continue; 861590Srgrimes while ((ch = *p++) != '\0') 871590Srgrimes switch(ch) { 881590Srgrimes case '\033': 891590Srgrimes (void)printf("\\E"); 901590Srgrimes case ' ': /* No spaces. */ 911590Srgrimes (void)printf("\\040"); 921590Srgrimes break; 931590Srgrimes case '!': /* No csh history chars. */ 941590Srgrimes (void)printf("\\041"); 951590Srgrimes break; 961590Srgrimes case ',': /* No csh history chars. */ 971590Srgrimes (void)printf("\\054"); 981590Srgrimes break; 991590Srgrimes case '"': /* No quotes. */ 1001590Srgrimes (void)printf("\\042"); 1011590Srgrimes break; 1021590Srgrimes case '\'': /* No quotes. */ 1031590Srgrimes (void)printf("\\047"); 1041590Srgrimes break; 1051590Srgrimes case '`': /* No quotes. */ 1061590Srgrimes (void)printf("\\140"); 1071590Srgrimes break; 1081590Srgrimes case '\\': /* Anything following is OK. */ 1091590Srgrimes case '^': 1101590Srgrimes (void)putchar(ch); 1111590Srgrimes if ((ch = *p++) == '\0') 1121590Srgrimes break; 1131590Srgrimes /* FALLTHROUGH */ 1141590Srgrimes default: 1151590Srgrimes (void)putchar(ch); 1161590Srgrimes } 1171590Srgrimes (void)putchar(':'); 1181590Srgrimes } 1191590Srgrimes} 120