116 lines
3.5 KiB
C
116 lines
3.5 KiB
C
/* $NetBSD: wrterm.c,v 1.9 2011/09/06 18:34:12 joerg Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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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[] = "@(#)wrterm.c 8.1 (Berkeley) 6/9/93";
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#endif
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__RCSID("$NetBSD: wrterm.c,v 1.9 2011/09/06 18:34:12 joerg Exp $");
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#endif /* not lint */
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#include <sys/types.h>
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#include <ctype.h>
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#include <err.h>
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#include <stdio.h>
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#include <string.h>
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#include "extern.h"
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/*
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* Output termcap entry to stdout, quoting characters that would give the
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* shell problems and omitting empty fields.
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*/
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void
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wrtermcap(char *bp)
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{
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int ch;
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char *p;
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char *t;
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const char *sep;
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/* Find the end of the terminal names. */
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if ((t = strchr(bp, ':')) == NULL)
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errx(1, "termcap names not colon terminated");
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*t++ = '\0';
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/* Output terminal names that don't have whitespace or quotes. */
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sep = "";
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while ((p = strsep(&bp, "|")) != NULL)
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if (*p != '\0' && strpbrk(p, " \t'\"") == NULL) {
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(void)printf("%s%s", sep, p);
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sep = "|";
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}
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(void)putchar(':');
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/*
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* Output fields, transforming any dangerous characters. Skip
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* empty fields or fields containing only whitespace.
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*/
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while ((p = strsep(&t, ":")) != NULL) {
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while ((ch = *p) != '\0' && isspace(ch))
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++p;
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if (ch == '\0')
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continue;
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while ((ch = *p++) != '\0')
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switch(ch) {
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case '\033':
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(void)printf("\\E");
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case ' ': /* No spaces. */
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(void)printf("\\040");
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break;
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case '!': /* No csh history chars. */
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(void)printf("\\041");
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break;
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case ',': /* No csh history chars. */
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(void)printf("\\054");
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break;
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case '"': /* No quotes. */
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(void)printf("\\042");
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break;
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case '\'': /* No quotes. */
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(void)printf("\\047");
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break;
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case '`': /* No quotes. */
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(void)printf("\\140");
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break;
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case '\\': /* Anything following is OK. */
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case '^':
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(void)putchar(ch);
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if ((ch = *p++) == '\0')
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break;
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/* FALLTHROUGH */
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default:
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(void)putchar(ch);
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}
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(void)putchar(':');
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}
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}
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