summaryrefslogtreecommitdiffstats
path: root/contrib/ncurses/ncurses/tinfo/lib_termcap.c
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/ncurses/ncurses/tinfo/lib_termcap.c')
-rw-r--r--contrib/ncurses/ncurses/tinfo/lib_termcap.c290
1 files changed, 0 insertions, 290 deletions
diff --git a/contrib/ncurses/ncurses/tinfo/lib_termcap.c b/contrib/ncurses/ncurses/tinfo/lib_termcap.c
deleted file mode 100644
index ff97eea..0000000
--- a/contrib/ncurses/ncurses/tinfo/lib_termcap.c
+++ /dev/null
@@ -1,290 +0,0 @@
-/****************************************************************************
- * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining a *
- * copy of this software and associated documentation files (the *
- * "Software"), to deal in the Software without restriction, including *
- * without limitation the rights to use, copy, modify, merge, publish, *
- * distribute, distribute with modifications, sublicense, and/or sell *
- * copies of the Software, and to permit persons to whom the Software is *
- * furnished to do so, subject to the following conditions: *
- * *
- * The above copyright notice and this permission notice shall be included *
- * in all copies or substantial portions of the Software. *
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
- * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
- * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
- * *
- * Except as contained in this notice, the name(s) of the above copyright *
- * holders shall not be used in advertising or otherwise to promote the *
- * sale, use or other dealings in this Software without prior written *
- * authorization. *
- ****************************************************************************/
-
-/****************************************************************************
- * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
- * and: Eric S. Raymond <esr@snark.thyrsus.com> *
- * and: Thomas E. Dickey 1996-on *
- * *
- * some of the code in here was contributed by: *
- * Magnus Bengtsson, d6mbeng@dtek.chalmers.se (Nov'93) *
- * (but it has changed a lot) *
- ****************************************************************************/
-
-#define __INTERNAL_CAPS_VISIBLE
-#include <curses.priv.h>
-
-#include <termcap.h>
-#include <tic.h>
-#include <ctype.h>
-
-#include <term_entry.h>
-
-MODULE_ID("$Id: lib_termcap.c,v 1.61 2007/06/02 19:36:03 tom Exp $")
-
-NCURSES_EXPORT_VAR(char *) UP = 0;
-NCURSES_EXPORT_VAR(char *) BC = 0;
-
-#define MyCache _nc_globals.tgetent_cache
-#define CacheInx _nc_globals.tgetent_index
-#define CacheSeq _nc_globals.tgetent_sequence
-
-#define FIX_SGR0 MyCache[CacheInx].fix_sgr0
-#define LAST_TRM MyCache[CacheInx].last_term
-#define LAST_BUF MyCache[CacheInx].last_bufp
-#define LAST_USE MyCache[CacheInx].last_used
-#define LAST_SEQ MyCache[CacheInx].sequence
-
-/***************************************************************************
- *
- * tgetent(bufp, term)
- *
- * In termcap, this function reads in the entry for terminal `term' into the
- * buffer pointed to by bufp. It must be called before any of the functions
- * below are called.
- * In this terminfo emulation, tgetent() simply calls setupterm() (which
- * does a bit more than tgetent() in termcap does), and returns its return
- * value (1 if successful, 0 if no terminal with the given name could be
- * found, or -1 if no terminal descriptions have been installed on the
- * system). The bufp argument is ignored.
- *
- ***************************************************************************/
-
-NCURSES_EXPORT(int)
-tgetent(char *bufp, const char *name)
-{
- int errcode;
- int n;
- bool found_cache = FALSE;
-
- START_TRACE();
- T((T_CALLED("tgetent()")));
-
- _nc_setupterm((NCURSES_CONST char *) name, STDOUT_FILENO, &errcode, TRUE);
-
- /*
- * In general we cannot tell if the fixed sgr0 is still used by the
- * caller, but if tgetent() is called with the same buffer, that is
- * good enough, since the previous data would be invalidated by the
- * current call.
- *
- * bufp may be a null pointer, e.g., GNU termcap. That allocates data,
- * which is good until the next tgetent() call. The conventional termcap
- * is inconvenient because of the fixed buffer size, but because it uses
- * caller-supplied buffers, can have multiple terminal descriptions in
- * use at a given time.
- */
- for (n = 0; n < TGETENT_MAX; ++n) {
- bool same_result = (MyCache[n].last_used && MyCache[n].last_bufp == bufp);
- if (same_result) {
- CacheInx = n;
- if (FIX_SGR0 != 0) {
- FreeAndNull(FIX_SGR0);
- }
- /*
- * Also free the terminfo data that we loaded (much bigger leak).
- */
- if (LAST_TRM != 0 && LAST_TRM != cur_term) {
- TERMINAL *trm = LAST_TRM;
- del_curterm(LAST_TRM);
- for (CacheInx = 0; CacheInx < TGETENT_MAX; ++CacheInx)
- if (LAST_TRM == trm)
- LAST_TRM = 0;
- CacheInx = n;
- }
- found_cache = TRUE;
- break;
- }
- }
- if (!found_cache) {
- int best = 0;
-
- for (CacheInx = 0; CacheInx < TGETENT_MAX; ++CacheInx) {
- if (LAST_SEQ < MyCache[best].sequence) {
- best = CacheInx;
- }
- }
- CacheInx = best;
- }
- LAST_TRM = cur_term;
- LAST_SEQ = ++CacheSeq;
-
- PC = 0;
- UP = 0;
- BC = 0;
- FIX_SGR0 = 0; /* don't free it - application may still use */
-
- if (errcode == 1) {
-
- if (cursor_left)
- if ((backspaces_with_bs = !strcmp(cursor_left, "\b")) == 0)
- backspace_if_not_bs = cursor_left;
-
- /* we're required to export these */
- if (pad_char != NULL)
- PC = pad_char[0];
- if (cursor_up != NULL)
- UP = cursor_up;
- if (backspace_if_not_bs != NULL)
- BC = backspace_if_not_bs;
-
- if ((FIX_SGR0 = _nc_trim_sgr0(&(cur_term->type))) != 0) {
- if (!strcmp(FIX_SGR0, exit_attribute_mode)) {
- if (FIX_SGR0 != exit_attribute_mode) {
- free(FIX_SGR0);
- }
- FIX_SGR0 = 0;
- }
- }
- LAST_BUF = bufp;
- LAST_USE = TRUE;
-
- (void) baudrate(); /* sets ospeed as a side-effect */
-
-/* LINT_PREPRO
-#if 0*/
-#include <capdefaults.c>
-/* LINT_PREPRO
-#endif*/
-
- }
- returnCode(errcode);
-}
-
-/***************************************************************************
- *
- * tgetflag(str)
- *
- * Look up boolean termcap capability str and return its value (TRUE=1 if
- * present, FALSE=0 if not).
- *
- ***************************************************************************/
-
-NCURSES_EXPORT(int)
-tgetflag(NCURSES_CONST char *id)
-{
- unsigned i;
-
- T((T_CALLED("tgetflag(%s)"), id));
- if (cur_term != 0) {
- TERMTYPE *tp = &(cur_term->type);
- for_each_boolean(i, tp) {
- const char *capname = ExtBoolname(tp, i, boolcodes);
- if (!strncmp(id, capname, 2)) {
- /* setupterm forces invalid booleans to false */
- returnCode(tp->Booleans[i]);
- }
- }
- }
- returnCode(0); /* Solaris does this */
-}
-
-/***************************************************************************
- *
- * tgetnum(str)
- *
- * Look up numeric termcap capability str and return its value, or -1 if
- * not given.
- *
- ***************************************************************************/
-
-NCURSES_EXPORT(int)
-tgetnum(NCURSES_CONST char *id)
-{
- unsigned i;
-
- T((T_CALLED("tgetnum(%s)"), id));
- if (cur_term != 0) {
- TERMTYPE *tp = &(cur_term->type);
- for_each_number(i, tp) {
- const char *capname = ExtNumname(tp, i, numcodes);
- if (!strncmp(id, capname, 2)) {
- if (!VALID_NUMERIC(tp->Numbers[i]))
- returnCode(ABSENT_NUMERIC);
- returnCode(tp->Numbers[i]);
- }
- }
- }
- returnCode(ABSENT_NUMERIC);
-}
-
-/***************************************************************************
- *
- * tgetstr(str, area)
- *
- * Look up string termcap capability str and return a pointer to its value,
- * or NULL if not given.
- *
- ***************************************************************************/
-
-NCURSES_EXPORT(char *)
-tgetstr(NCURSES_CONST char *id, char **area)
-{
- unsigned i;
- char *result = NULL;
-
- T((T_CALLED("tgetstr(%s,%p)"), id, area));
- if (cur_term != 0) {
- TERMTYPE *tp = &(cur_term->type);
- for_each_string(i, tp) {
- const char *capname = ExtStrname(tp, i, strcodes);
- if (!strncmp(id, capname, 2)) {
- result = tp->Strings[i];
- TR(TRACE_DATABASE, ("found match : %s", _nc_visbuf(result)));
- /* setupterm forces canceled strings to null */
- if (VALID_STRING(result)) {
- if (result == exit_attribute_mode
- && FIX_SGR0 != 0) {
- result = FIX_SGR0;
- TR(TRACE_DATABASE, ("altered to : %s", _nc_visbuf(result)));
- }
- if (area != 0
- && *area != 0) {
- (void) strcpy(*area, result);
- result = *area;
- *area += strlen(*area) + 1;
- }
- }
- break;
- }
- }
- }
- returnPtr(result);
-}
-
-#if NO_LEAKS
-NCURSES_EXPORT(void)
-_nc_tgetent_leaks(void)
-{
- for (CacheInx = 0; CacheInx < TGETENT_MAX; ++CacheInx) {
- FreeIfNeeded(FIX_SGR0);
- if (LAST_TRM != 0)
- del_curterm(LAST_TRM);
- }
-}
-#endif
OpenPOWER on IntegriCloud