summaryrefslogtreecommitdiff
path: root/ncurses-5.3/ncurses/tinfo/lib_termcap.c
diff options
context:
space:
mode:
Diffstat (limited to 'ncurses-5.3/ncurses/tinfo/lib_termcap.c')
-rw-r--r--ncurses-5.3/ncurses/tinfo/lib_termcap.c322
1 files changed, 0 insertions, 322 deletions
diff --git a/ncurses-5.3/ncurses/tinfo/lib_termcap.c b/ncurses-5.3/ncurses/tinfo/lib_termcap.c
deleted file mode 100644
index 9bb0134..0000000
--- a/ncurses-5.3/ncurses/tinfo/lib_termcap.c
+++ /dev/null
@@ -1,322 +0,0 @@
-/****************************************************************************
- * Copyright (c) 1998-2001,2002 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> *
- * *
- * some of the code in here was contributed by: *
- * Magnus Bengtsson, d6mbeng@dtek.chalmers.se (Nov'93) *
- ****************************************************************************/
-
-#define __INTERNAL_CAPS_VISIBLE
-#include <curses.priv.h>
-
-#include <termcap.h>
-#include <tic.h>
-#include <ctype.h>
-
-#include <term_entry.h>
-
-MODULE_ID("$Id$")
-
-#define CSI 233
-#define ESC 033 /* ^[ */
-#define L_BRACK '['
-#define SHIFT_OUT 017 /* ^N */
-
-NCURSES_EXPORT_VAR(char *) UP = 0;
-NCURSES_EXPORT_VAR(char *) BC = 0;
-
-static char *fix_me = 0;
-
-static char *
-set_attribute_9(int flag)
-{
- const char *result;
-
- if ((result = tparm(set_attributes, 0, 0, 0, 0, 0, 0, 0, 0, flag)) == 0)
- result = "";
- return strdup(result);
-}
-
-static int
-is_csi(char *s)
-{
- if (UChar(s[0]) == CSI)
- return 1;
- else if (s[0] == ESC && s[1] == L_BRACK)
- return 2;
- return 0;
-}
-
-static char *
-skip_zero(char *s)
-{
- if (s[0] == '0') {
- if (s[1] == ';')
- s += 2;
- else if (isalpha(UChar(s[1])))
- s += 1;
- }
- return s;
-}
-
-static bool
-similar_sgr(char *a, char *b)
-{
- int csi_a = is_csi(a);
- int csi_b = is_csi(b);
-
- if (csi_a != 0 && csi_b != 0 && csi_a == csi_b) {
- a += csi_a;
- b += csi_b;
- if (*a != *b) {
- a = skip_zero(a);
- b = skip_zero(b);
- }
- }
- return strcmp(a, b) == 0;
-}
-
-/***************************************************************************
- *
- * 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 GCC_UNUSED, const char *name)
-{
- int errcode;
-
- T((T_CALLED("tgetent()")));
-
- setupterm((NCURSES_CONST char *) name, STDOUT_FILENO, &errcode);
-
- PC = 0;
- UP = 0;
- BC = 0;
- fix_me = 0;
-
- 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;
-
- /*
- * While 'sgr0' is the "same" as termcap 'me', there is a compatibility
- * issue. The sgr/sgr0 capabilities include setting/clearing alternate
- * character set mode. A termcap application cannot use sgr, so sgr0
- * strings that reset alternate character set mode will be
- * misinterpreted. Here, we remove those from the more common
- * ISO/ANSI/VT100 entries, which have sgr0 agreeing with sgr.
- */
- if (exit_attribute_mode != 0
- && set_attributes != 0) {
- char *on = set_attribute_9(1);
- char *off = set_attribute_9(0);
- char *tmp;
- size_t i, j, k;
-
- if (similar_sgr(off, exit_attribute_mode)
- && !similar_sgr(off, on)) {
- TR(TRACE_DATABASE, ("adjusting sgr0 : %s", _nc_visbuf(off)));
- FreeIfNeeded(fix_me);
- fix_me = off;
- for (i = 0; off[i] != '\0'; ++i) {
- if (on[i] != off[i]) {
- j = strlen(off);
- k = strlen(on);
- while (j != 0
- && k != 0
- && off[j - 1] == on[k - 1]) {
- --j, --k;
- }
- while (off[j] != '\0') {
- off[i++] = off[j++];
- }
- off[i] = '\0';
- break;
- }
- }
- /* SGR 10 would reset to normal font */
- if ((i = is_csi(off)) != 0
- && off[strlen(off) - 1] == 'm') {
- tmp = skip_zero(off + i);
- if (tmp[0] == '1'
- && skip_zero(tmp + 1) != tmp + 1) {
- i = tmp - off;
- if (off[i - 1] == ';')
- i--;
- j = skip_zero(tmp + 1) - off;
- while (off[j] != '\0') {
- off[i++] = off[j++];
- }
- off[i] = '\0';
- }
- }
- TR(TRACE_DATABASE, ("...adjusted me : %s", _nc_visbuf(fix_me)));
- if (!strcmp(fix_me, exit_attribute_mode)) {
- TR(TRACE_DATABASE, ("...same result, discard"));
- free(fix_me);
- fix_me = 0;
- }
- }
- free(on);
- }
-
- (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)
-{
- int 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)
-{
- int 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)
-{
- int 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_me != 0) {
- result = fix_me;
- TR(TRACE_DATABASE, ("altered to : %s", _nc_visbuf(result)));
- }
- if (area != 0
- && *area != 0) {
- (void) strcpy(*area, result);
- *area += strlen(*area) + 1;
- }
- }
- break;
- }
- }
- }
- returnPtr(result);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-07 12:15:25 +0000