diff options
Diffstat (limited to 'usr.bin/tset/wrterm.c')
| -rw-r--r-- | usr.bin/tset/wrterm.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/usr.bin/tset/wrterm.c b/usr.bin/tset/wrterm.c new file mode 100644 index 0000000..5c33b49 --- /dev/null +++ b/usr.bin/tset/wrterm.c @@ -0,0 +1,112 @@ +/*- + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. + */ + +#ifndef lint +static char sccsid[] = "@(#)wrterm.c 8.1 (Berkeley) 6/9/93"; +#endif /* not lint */ + +#include <sys/types.h> +#include <stdio.h> +#include <ctype.h> +#include <string.h> +#include "extern.h" + +/* + * Output termcap entry to stdout, quoting characters that would give the + * shell problems and omitting empty fields. + */ +void +wrtermcap(bp) + char *bp; +{ + register int ch; + register char *p; + char *t, *sep; + + /* Find the end of the terminal names. */ + if ((t = index(bp, ':')) == NULL) + err("termcap names not colon terminated"); + *t++ = '\0'; + + /* Output terminal names that don't have whitespace. */ + sep = ""; + while ((p = strsep(&bp, "|")) != NULL) + if (*p != '\0' && strpbrk(p, " \t") == NULL) { + (void)printf("%s%s", sep, p); + sep = "|"; + } + (void)putchar(':'); + + /* + * Output fields, transforming any dangerous characters. Skip + * empty fields or fields containing only whitespace. + */ + while ((p = strsep(&t, ":")) != NULL) { + while ((ch = *p) != '\0' && isspace(ch)) + ++p; + if (ch == '\0') + continue; + while ((ch = *p++) != '\0') + switch(ch) { + case '\033': + (void)printf("\\E"); + case ' ': /* No spaces. */ + (void)printf("\\040"); + break; + case '!': /* No csh history chars. */ + (void)printf("\\041"); + break; + case ',': /* No csh history chars. */ + (void)printf("\\054"); + break; + case '"': /* No quotes. */ + (void)printf("\\042"); + break; + case '\'': /* No quotes. */ + (void)printf("\\047"); + break; + case '`': /* No quotes. */ + (void)printf("\\140"); + break; + case '\\': /* Anything following is OK. */ + case '^': + (void)putchar(ch); + if ((ch = *p++) == '\0') + break; + /* FALLTHROUGH */ + default: + (void)putchar(ch); + } + (void)putchar(':'); + } +} |
