mirror of
https://github.com/freebsd/freebsd-src
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248 lines
6 KiB
C
248 lines
6 KiB
C
/*-
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* Copyright (c) 1980, 1988, 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1980, 1988, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#endif /* not lint */
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#ifndef lint
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static char sccsid[] = "@(#)tput.c 8.2 (Berkeley) 3/19/94";
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#endif /* not lint */
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#include <termios.h>
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#include <err.h>
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#include <termcap.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#undef putchar
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#define outc putchar
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static void prlongname __P((char *));
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static void setospeed __P((void));
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static void usage __P((void));
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static char **process __P((char *, char *, char **));
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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extern char *optarg;
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extern int optind;
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int ch, exitval, n;
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char *cptr, *p, *term, buf[1024], tbuf[1024];
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term = NULL;
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while ((ch = getopt(argc, argv, "T:")) != EOF)
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switch(ch) {
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case 'T':
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term = optarg;
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break;
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if (!term && !(term = getenv("TERM")))
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errx(2, "no terminal type specified and no TERM environmental variable.");
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if (tgetent(tbuf, term) != 1)
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err(2, "tgetent failure");
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setospeed();
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for (exitval = 0; (p = *argv) != NULL; ++argv) {
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switch (*p) {
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case 'c':
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if (!strcmp(p, "clear"))
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p = "cl";
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break;
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case 'i':
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if (!strcmp(p, "init"))
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p = "is";
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break;
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case 'l':
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if (!strcmp(p, "longname")) {
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prlongname(tbuf);
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continue;
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}
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break;
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case 'r':
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if (!strcmp(p, "reset"))
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p = "rs";
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break;
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}
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cptr = buf;
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if (tgetstr(p, &cptr))
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argv = process(p, buf, argv);
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else if ((n = tgetnum(p)) != -1)
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(void)printf("%d\n", n);
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else
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exitval = !tgetflag(p);
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}
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exit(exitval);
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}
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static void
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prlongname(buf)
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char *buf;
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{
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int savech;
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char *p, *savep;
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for (p = buf; *p && *p != ':'; ++p);
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savech = *(savep = p);
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for (*p = '\0'; p >= buf && *p != '|'; --p);
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(void)printf("%s\n", p + 1);
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*savep = savech;
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}
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static char **
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process(cap, str, argv)
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char *cap, *str, **argv;
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{
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static char errfew[] =
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"not enough arguments (%d) for capability `%s'";
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static char errmany[] =
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"too many arguments (%d) for capability `%s'";
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static char erresc[] =
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"unknown %% escape `%c' for capability `%s'";
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char *cp;
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int arg_need, arg_rows, arg_cols;
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/* Count how many values we need for this capability. */
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for (cp = str, arg_need = 0; *cp != '\0'; cp++)
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if (*cp == '%')
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switch (*++cp) {
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case 'd':
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case '2':
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case '3':
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case '.':
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case '+':
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arg_need++;
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break;
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case '%':
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case '>':
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case 'i':
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case 'r':
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case 'n':
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case 'B':
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case 'D':
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break;
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default:
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/*
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* hpux has lot's of them, but we complain
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*/
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errx(2, erresc, *cp, cap);
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}
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/* And print them. */
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switch (arg_need) {
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case 0:
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(void)tputs(str, 1, outc);
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break;
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case 1:
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arg_cols = 0;
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if (*++argv == NULL || *argv[0] == '\0')
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errx(2, errfew, 1, cap);
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arg_rows = atoi(*argv);
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(void)tputs(tgoto(str, arg_cols, arg_rows), 1, outc);
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break;
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case 2:
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if (*++argv == NULL || *argv[0] == '\0')
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errx(2, errfew, 2, cap);
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arg_cols = atoi(*argv);
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if (*++argv == NULL || *argv[0] == '\0')
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errx(2, errfew, 2, cap);
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arg_rows = atoi(*argv);
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(void) tputs(tgoto(str, arg_cols, arg_rows), arg_rows, outc);
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break;
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default:
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errx(2, errmany, arg_need, cap);
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}
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return (argv);
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}
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static void
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setospeed()
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{
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struct termios t;
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if (tcgetattr(STDOUT_FILENO, &t) != -1)
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ospeed = 0;
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else
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switch(cfgetospeed(&t)) {
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case B0: ospeed = 0; break;
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case B50: ospeed = 1; break;
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case B75: ospeed = 2; break;
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case B110: ospeed = 3; break;
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case B134: ospeed = 4; break;
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case B150: ospeed = 5; break;
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case B200: ospeed = 6; break;
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case B300: ospeed = 7; break;
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case B600: ospeed = 8; break;
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case B1200: ospeed = 9; break;
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case B1800: ospeed = 10; break;
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case B2400: ospeed = 11; break;
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case B4800: ospeed = 12; break;
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case B9600: ospeed = 13; break;
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#ifdef EXTA
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case EXTA: ospeed = 14; break;
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#endif
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#ifdef EXTB
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case EXTB: ospeed = 15; break;
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#endif
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#ifdef B57600
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case B57600: ospeed = 16; break;
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#endif
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#ifdef B115200
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case B115200: ospeed = 17; break;
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#endif
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}
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}
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static void
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usage()
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{
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(void)fprintf(stderr, "usage: tput [-T term] attribute ...\n");
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exit(1);
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}
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