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https://github.com/Aigor44/ncursesw-morphos.git
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f79b52fddd
+ modify nc_tparm.h, adding guards against repeated inclusion, and allowing TPARM_ARG to be overridden. + fix some strict compiler warnings in ncurses library.
253 lines
9.3 KiB
C
253 lines
9.3 KiB
C
/****************************************************************************
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* Copyright (c) 1998-2009,2010 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
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* and: Eric S. Raymond <esr@snark.thyrsus.com> *
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* and: Thomas E. Dickey 1996-on *
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* and: Juergen Pfeifer 2008 *
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****************************************************************************/
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#include <curses.priv.h>
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#ifndef CUR
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#define CUR SP_TERMTYPE
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#endif
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MODULE_ID("$Id: lib_acs.c,v 1.43 2010/12/25 23:00:45 tom Exp $")
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#if BROKEN_LINKER || USE_REENTRANT
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#define MyBuffer _nc_prescreen.real_acs_map
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NCURSES_EXPORT(chtype *)
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NCURSES_PUBLIC_VAR(acs_map) (void)
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{
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if (MyBuffer == 0)
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MyBuffer = typeCalloc(chtype, ACS_LEN);
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return MyBuffer;
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}
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#undef MyBuffer
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#else
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NCURSES_EXPORT_VAR (chtype) acs_map[ACS_LEN] =
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{
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0
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};
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#endif
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#ifdef USE_TERM_DRIVER
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NCURSES_EXPORT(chtype)
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NCURSES_SP_NAME(_nc_acs_char) (NCURSES_SP_DCLx int c)
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{
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chtype *map;
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if (c < 0 || c >= ACS_LEN)
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return (chtype) 0;
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map = (SP_PARM != 0) ? SP_PARM->_acs_map :
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#if BROKEN_LINKER || USE_REENTRANT
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_nc_prescreen.real_acs_map
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#else
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acs_map
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#endif
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;
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return map[c];
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}
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#endif /* USE_TERM_DRIVER */
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NCURSES_EXPORT(void)
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NCURSES_SP_NAME(_nc_init_acs) (NCURSES_SP_DCL0)
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{
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chtype *fake_map = acs_map;
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chtype *real_map = SP_PARM != 0 ? SP_PARM->_acs_map : fake_map;
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int j;
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T(("initializing ACS map"));
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/*
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* If we're using this from curses (rather than terminfo), we are storing
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* the mapping information in the SCREEN struct so we can decide how to
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* render it.
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*/
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if (real_map != fake_map) {
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for (j = 1; j < ACS_LEN; ++j) {
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real_map[j] = 0;
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fake_map[j] = A_ALTCHARSET | (chtype) j;
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if (SP_PARM)
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SP_PARM->_screen_acs_map[j] = FALSE;
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}
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} else {
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for (j = 1; j < ACS_LEN; ++j) {
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real_map[j] = 0;
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}
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}
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/*
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* Initializations for a UNIX-like multi-terminal environment. Use
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* ASCII chars and count on the terminfo description to do better.
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*/
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real_map['l'] = '+'; /* should be upper left corner */
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real_map['m'] = '+'; /* should be lower left corner */
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real_map['k'] = '+'; /* should be upper right corner */
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real_map['j'] = '+'; /* should be lower right corner */
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real_map['u'] = '+'; /* should be tee pointing left */
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real_map['t'] = '+'; /* should be tee pointing right */
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real_map['v'] = '+'; /* should be tee pointing up */
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real_map['w'] = '+'; /* should be tee pointing down */
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real_map['q'] = '-'; /* should be horizontal line */
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real_map['x'] = '|'; /* should be vertical line */
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real_map['n'] = '+'; /* should be large plus or crossover */
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real_map['o'] = '~'; /* should be scan line 1 */
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real_map['s'] = '_'; /* should be scan line 9 */
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real_map['`'] = '+'; /* should be diamond */
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real_map['a'] = ':'; /* should be checker board (stipple) */
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real_map['f'] = '\''; /* should be degree symbol */
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real_map['g'] = '#'; /* should be plus/minus */
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real_map['~'] = 'o'; /* should be bullet */
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real_map[','] = '<'; /* should be arrow pointing left */
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real_map['+'] = '>'; /* should be arrow pointing right */
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real_map['.'] = 'v'; /* should be arrow pointing down */
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real_map['-'] = '^'; /* should be arrow pointing up */
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real_map['h'] = '#'; /* should be board of squares */
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real_map['i'] = '#'; /* should be lantern symbol */
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real_map['0'] = '#'; /* should be solid square block */
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/* these defaults were invented for ncurses */
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real_map['p'] = '-'; /* should be scan line 3 */
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real_map['r'] = '-'; /* should be scan line 7 */
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real_map['y'] = '<'; /* should be less-than-or-equal-to */
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real_map['z'] = '>'; /* should be greater-than-or-equal-to */
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real_map['{'] = '*'; /* should be greek pi */
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real_map['|'] = '!'; /* should be not-equal */
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real_map['}'] = 'f'; /* should be pound-sterling symbol */
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/* thick-line-drawing */
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real_map['L'] = '+'; /* upper left corner */
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real_map['M'] = '+'; /* lower left corner */
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real_map['K'] = '+'; /* upper right corner */
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real_map['J'] = '+'; /* lower right corner */
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real_map['T'] = '+'; /* tee pointing left */
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real_map['U'] = '+'; /* tee pointing right */
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real_map['V'] = '+'; /* tee pointing up */
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real_map['W'] = '+'; /* tee pointing down */
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real_map['Q'] = '-'; /* horizontal line */
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real_map['X'] = '|'; /* vertical line */
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real_map['N'] = '+'; /* large plus or crossover */
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/* double-line-drawing */
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real_map['C'] = '+'; /* upper left corner */
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real_map['D'] = '+'; /* lower left corner */
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real_map['B'] = '+'; /* upper right corner */
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real_map['A'] = '+'; /* lower right corner */
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real_map['G'] = '+'; /* tee pointing left */
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real_map['F'] = '+'; /* tee pointing right */
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real_map['H'] = '+'; /* tee pointing up */
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real_map['I'] = '+'; /* tee pointing down */
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real_map['R'] = '-'; /* horizontal line */
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real_map['Y'] = '|'; /* vertical line */
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real_map['E'] = '+'; /* large plus or crossover */
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#ifdef USE_TERM_DRIVER
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CallDriver_2(SP_PARM, initacs, real_map, fake_map);
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#else
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if (ena_acs != NULL) {
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TPUTS_TRACE("ena_acs");
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putp(ena_acs);
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}
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#if NCURSES_EXT_FUNCS
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/*
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* Linux console "supports" the "PC ROM" character set by the coincidence
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* that smpch/rmpch and smacs/rmacs have the same values. ncurses has
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* no codepage support (see SCO Merge for an example). Outside of the
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* values defined in acsc, there are no definitions for the "PC ROM"
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* character set (assumed by some applications to be codepage 437), but we
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* allow those applications to use those codepoints.
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*
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* test/blue.c uses this feature.
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*/
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#define PCH_KLUDGE(a,b) (a != 0 && b != 0 && !strcmp(a,b))
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if (PCH_KLUDGE(enter_pc_charset_mode, enter_alt_charset_mode) &&
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PCH_KLUDGE(exit_pc_charset_mode, exit_alt_charset_mode)) {
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size_t i;
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for (i = 1; i < ACS_LEN; ++i) {
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if (real_map[i] == 0) {
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real_map[i] = (chtype) i;
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if (real_map != fake_map) {
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if (SP != 0)
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SP->_screen_acs_map[i] = TRUE;
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}
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}
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}
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}
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#endif
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if (acs_chars != NULL) {
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size_t i = 0;
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size_t length = strlen(acs_chars);
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while (i + 1 < length) {
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if (acs_chars[i] != 0 && UChar(acs_chars[i]) < ACS_LEN) {
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real_map[UChar(acs_chars[i])] = UChar(acs_chars[i + 1]) | A_ALTCHARSET;
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if (SP != 0)
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SP->_screen_acs_map[UChar(acs_chars[i])] = TRUE;
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}
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i += 2;
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}
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}
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#ifdef TRACE
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/* Show the equivalent mapping, noting if it does not match the
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* given attribute, whether by re-ordering or duplication.
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*/
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if (USE_TRACEF(TRACE_CALLS)) {
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size_t n, m;
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char show[ACS_LEN * 2 + 1];
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for (n = 1, m = 0; n < ACS_LEN; n++) {
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if (real_map[n] != 0) {
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show[m++] = (char) n;
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show[m++] = (char) ChCharOf(real_map[n]);
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}
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}
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show[m] = 0;
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if (acs_chars == NULL || strcmp(acs_chars, show))
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_tracef("%s acs_chars %s",
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(acs_chars == NULL) ? "NULL" : "READ",
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_nc_visbuf(acs_chars));
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_tracef("%s acs_chars %s",
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(acs_chars == NULL)
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? "NULL"
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: (strcmp(acs_chars, show)
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? "DIFF"
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: "SAME"),
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_nc_visbuf(show));
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_nc_unlock_global(tracef);
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}
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#endif /* TRACE */
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#endif
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}
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#if NCURSES_SP_FUNCS
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NCURSES_EXPORT(void)
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_nc_init_acs(void)
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{
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NCURSES_SP_NAME(_nc_init_acs) (CURRENT_SCREEN);
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}
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#endif
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