tput.c revision 163283
11590Srgrimes/*- 21590Srgrimes * Copyright (c) 1980, 1988, 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 3487707Smarkm#include <sys/cdefs.h> 3587707Smarkm 3687707Smarkm__FBSDID("$FreeBSD: head/usr.bin/tput/tput.c 163283 2006-10-12 21:10:55Z ru $"); 3787707Smarkm 381590Srgrimes#ifndef lint 3987707Smarkmstatic const char copyright[] = 401590Srgrimes"@(#) Copyright (c) 1980, 1988, 1993\n\ 411590Srgrimes The Regents of the University of California. All rights reserved.\n"; 4287707Smarkm#endif 431590Srgrimes 441590Srgrimes#ifndef lint 4587707Smarkmstatic const char sccsid[] = "@(#)tput.c 8.2 (Berkeley) 3/19/94"; 4665428Simp#endif 471590Srgrimes 485080Sache#include <termios.h> 491590Srgrimes 501590Srgrimes#include <err.h> 515080Sache#include <termcap.h> 521590Srgrimes#include <stdio.h> 531590Srgrimes#include <stdlib.h> 5478718Sdd#include <string.h> 551590Srgrimes#include <unistd.h> 561590Srgrimes 575080Sache#undef putchar 583031Sdg#define outc putchar 593031Sdg 6092922Simpstatic void prlongname(char *); 6192922Simpstatic void usage(void); 6292922Simpstatic char **process(const char *, char *, char **); 631590Srgrimes 641590Srgrimesint 65102944Sdwmalonemain(int argc, char **argv) 661590Srgrimes{ 671590Srgrimes int ch, exitval, n; 6887707Smarkm char *cptr, *term, buf[1024], tbuf[1024]; 6987707Smarkm const char *p; 701590Srgrimes 711590Srgrimes term = NULL; 7224360Simp while ((ch = getopt(argc, argv, "T:")) != -1) 731590Srgrimes switch(ch) { 741590Srgrimes case 'T': 751590Srgrimes term = optarg; 761590Srgrimes break; 771590Srgrimes case '?': 781590Srgrimes default: 791590Srgrimes usage(); 801590Srgrimes } 811590Srgrimes argc -= optind; 821590Srgrimes argv += optind; 831590Srgrimes 84163283Sru if (argc < 1) 85163283Sru usage(); 86163283Sru 871590Srgrimes if (!term && !(term = getenv("TERM"))) 881590Srgrimeserrx(2, "no terminal type specified and no TERM environmental variable."); 891590Srgrimes if (tgetent(tbuf, term) != 1) 9098218Stjr err(3, "tgetent failure"); 911590Srgrimes for (exitval = 0; (p = *argv) != NULL; ++argv) { 921590Srgrimes switch (*p) { 931590Srgrimes case 'c': 941590Srgrimes if (!strcmp(p, "clear")) 951590Srgrimes p = "cl"; 961590Srgrimes break; 971590Srgrimes case 'i': 981590Srgrimes if (!strcmp(p, "init")) 991590Srgrimes p = "is"; 1001590Srgrimes break; 1011590Srgrimes case 'l': 1025080Sache if (!strcmp(p, "longname")) { 1031590Srgrimes prlongname(tbuf); 1045080Sache continue; 1055080Sache } 1065080Sache break; 1071590Srgrimes case 'r': 1081590Srgrimes if (!strcmp(p, "reset")) 1091590Srgrimes p = "rs"; 1101590Srgrimes break; 1111590Srgrimes } 1121590Srgrimes cptr = buf; 1131590Srgrimes if (tgetstr(p, &cptr)) 1141590Srgrimes argv = process(p, buf, argv); 1151590Srgrimes else if ((n = tgetnum(p)) != -1) 1161590Srgrimes (void)printf("%d\n", n); 1171590Srgrimes else 1181590Srgrimes exitval = !tgetflag(p); 1191590Srgrimes } 1201590Srgrimes exit(exitval); 1211590Srgrimes} 1221590Srgrimes 1231590Srgrimesstatic void 124102944Sdwmaloneprlongname(char *buf) 1251590Srgrimes{ 1261590Srgrimes int savech; 1271590Srgrimes char *p, *savep; 1281590Srgrimes 1291590Srgrimes for (p = buf; *p && *p != ':'; ++p); 1301590Srgrimes savech = *(savep = p); 1311590Srgrimes for (*p = '\0'; p >= buf && *p != '|'; --p); 1321590Srgrimes (void)printf("%s\n", p + 1); 1331590Srgrimes *savep = savech; 1341590Srgrimes} 1351590Srgrimes 1361590Srgrimesstatic char ** 137102944Sdwmaloneprocess(const char *cap, char *str, char **argv) 1381590Srgrimes{ 13990165Skris static const char errfew[] = 1401590Srgrimes "not enough arguments (%d) for capability `%s'"; 14190165Skris static const char errmany[] = 1421590Srgrimes "too many arguments (%d) for capability `%s'"; 14390165Skris static const char erresc[] = 1441590Srgrimes "unknown %% escape `%c' for capability `%s'"; 1451590Srgrimes char *cp; 1461590Srgrimes int arg_need, arg_rows, arg_cols; 1471590Srgrimes 1481590Srgrimes /* Count how many values we need for this capability. */ 1491590Srgrimes for (cp = str, arg_need = 0; *cp != '\0'; cp++) 1501590Srgrimes if (*cp == '%') 1511590Srgrimes switch (*++cp) { 1521590Srgrimes case 'd': 1531590Srgrimes case '2': 1541590Srgrimes case '3': 1551590Srgrimes case '.': 1561590Srgrimes case '+': 1571590Srgrimes arg_need++; 1581590Srgrimes break; 1591590Srgrimes case '%': 1601590Srgrimes case '>': 1611590Srgrimes case 'i': 1621590Srgrimes case 'r': 1631590Srgrimes case 'n': 1641590Srgrimes case 'B': 1651590Srgrimes case 'D': 1661590Srgrimes break; 16797763Sache case 'p': 16897763Sache if (cp[1]) { 16997763Sache cp++; 17097763Sache break; 17197763Sache } 1721590Srgrimes default: 1731590Srgrimes /* 1741590Srgrimes * hpux has lot's of them, but we complain 1751590Srgrimes */ 17624542Sjmg warnx(erresc, *cp, cap); 1771590Srgrimes } 1781590Srgrimes 1791590Srgrimes /* And print them. */ 1801590Srgrimes switch (arg_need) { 1811590Srgrimes case 0: 1821590Srgrimes (void)tputs(str, 1, outc); 1831590Srgrimes break; 1841590Srgrimes case 1: 1851590Srgrimes arg_cols = 0; 1861590Srgrimes 1871590Srgrimes if (*++argv == NULL || *argv[0] == '\0') 1881590Srgrimes errx(2, errfew, 1, cap); 1891590Srgrimes arg_rows = atoi(*argv); 1901590Srgrimes 1911590Srgrimes (void)tputs(tgoto(str, arg_cols, arg_rows), 1, outc); 1921590Srgrimes break; 1931590Srgrimes case 2: 1941590Srgrimes if (*++argv == NULL || *argv[0] == '\0') 1951590Srgrimes errx(2, errfew, 2, cap); 1961590Srgrimes arg_cols = atoi(*argv); 1971590Srgrimes 1981590Srgrimes if (*++argv == NULL || *argv[0] == '\0') 1991590Srgrimes errx(2, errfew, 2, cap); 2001590Srgrimes arg_rows = atoi(*argv); 2011590Srgrimes 2021590Srgrimes (void) tputs(tgoto(str, arg_cols, arg_rows), arg_rows, outc); 2031590Srgrimes break; 2041590Srgrimes 2051590Srgrimes default: 2061590Srgrimes errx(2, errmany, arg_need, cap); 2071590Srgrimes } 2081590Srgrimes return (argv); 2091590Srgrimes} 2101590Srgrimes 2111590Srgrimesstatic void 212102944Sdwmaloneusage(void) 2131590Srgrimes{ 2141590Srgrimes (void)fprintf(stderr, "usage: tput [-T term] attribute ...\n"); 21598218Stjr exit(2); 2161590Srgrimes} 217