1 /****************************************************************************
2 * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
31 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
32 ****************************************************************************/
42 #include <curses.priv.h>
44 #include <term.h> /* padding_baud_rate, xon_xoff */
45 #include <termcap.h> /* ospeed */
48 MODULE_ID("$Id: lib_tputs.c,v 1.51 2000/10/08 00:22:24 tom Exp $")
50 char PC = 0; /* used by termcap library */
51 short ospeed = 0; /* used by termcap library */
53 int _nc_nulls_sent = 0; /* used by 'tack' program */
55 static int (*my_outch) (int c) = _nc_outch;
60 T((T_CALLED("delay_output(%d)"), ms));
66 register int nullcount;
68 nullcount = (ms * _nc_baudrate(ospeed)) / 10000;
69 for (_nc_nulls_sent += nullcount; nullcount > 0; nullcount--)
71 if (my_outch == _nc_outch)
81 (void) fflush(NC_OUTPUT);
95 * POSIX says write() is safe in a signal handler, but the
96 * buffered I/O is not.
98 write(fileno(NC_OUTPUT), &tmp, 1);
105 #if USE_WIDEC_SUPPORT
107 * Reference: The Unicode Standard 2.0
109 * No surrogates supported (we're storing only one 16-bit Unicode value per
113 _nc_utf8_outch(int ch)
115 static const unsigned byteMask = 0xBF;
116 static const unsigned otherMark = 0x80;
117 static const unsigned firstMark[] =
118 {0x00, 0x00, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC};
123 if ((unsigned int) ch < 0x80)
125 else if ((unsigned int) ch < 0x800)
127 else if ((unsigned int) ch < 0x10000)
129 else if ((unsigned int) ch < 0x200000)
131 else if ((unsigned int) ch < 0x4000000)
133 else if ((unsigned int) ch <= 0x7FFFFFFF)
139 ptr = result + count;
142 *--ptr = (ch | otherMark) & byteMask;
146 *--ptr = (ch | otherMark) & byteMask;
150 *--ptr = (ch | otherMark) & byteMask;
154 *--ptr = (ch | otherMark) & byteMask;
158 *--ptr = (ch | otherMark) & byteMask;
162 *--ptr = (ch | firstMark[count]);
172 putp(const char *string)
174 return tputs(string, 1, _nc_outch);
178 tputs(const char *string, int affcnt, int (*outc) (int))
185 #endif /* BSD_TPUTS */
190 if (_nc_tracing & TRACE_TPUTS) {
191 if (outc == _nc_outch)
192 (void) strcpy(addrbuf, "_nc_outch");
194 (void) sprintf(addrbuf, "%p", outc);
195 if (_nc_tputs_trace) {
196 _tracef("tputs(%s = %s, %d, %s) called", _nc_tputs_trace,
197 _nc_visbuf(string), affcnt, addrbuf);
199 _tracef("tputs(%s, %d, %s) called", _nc_visbuf(string), affcnt, addrbuf);
201 _nc_tputs_trace = (char *) NULL;
205 if (!VALID_STRING(string))
209 always_delay = FALSE;
212 always_delay = (string == bell) || (string == flash_screen);
216 #if NCURSES_NO_PADDING
217 && (SP == 0 || !(SP->_no_padding))
219 && (_nc_baudrate(ospeed) >= padding_baud_rate);
224 * This ugly kluge deals with the fact that some ancient BSD programs
225 * (like nethack) actually do the likes of tputs("50") to get delays.
228 if (isdigit(*string)) {
229 while (isdigit(*string)) {
230 trailpad = trailpad * 10 + (*string - '0');
234 if (*string == '.') {
236 if (isdigit(*string)) {
237 trailpad += (*string - '0');
240 while (isdigit(*string))
244 if (*string == '*') {
249 #endif /* BSD_TPUTS */
251 my_outch = outc; /* redirect delay_output() */
257 if (*string != '<') {
265 if ((!isdigit(*string) && *string != '.') || !strchr(string, '>')) {
272 while (isdigit(*string)) {
273 number = number * 10 + (*string - '0');
277 if (*string == '.') {
279 if (isdigit(*string)) {
280 number += (*string - '0');
283 while (isdigit(*string))
288 while (*string == '*' || *string == '/') {
289 if (*string == '*') {
292 } else { /* if (*string == '/') */
302 delay_output(number / 10);
304 } /* endelse (*string == '<') */
305 } /* endelse (*string == '$') */
315 * Emit any BSD-style prefix padding that we've accumulated now.
318 && (always_delay || normal_delay))
319 delay_output(trailpad / 10);
320 #endif /* BSD_TPUTS */
322 my_outch = _nc_outch;