/****************************************************************************
- * Copyright (c) 1998-2002,2004 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2014,2017 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 *
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
* and: Thomas E. Dickey 1996-on *
+ * and: Juergen Pfeifer 2008 *
****************************************************************************/
#include <curses.priv.h>
-#include <term.h> /* ena_acs, acs_chars */
-MODULE_ID("$Id: lib_acs.c,v 1.27 2004/10/16 15:42:40 tom Exp $")
+#ifndef CUR
+#define CUR SP_TERMTYPE
+#endif
+
+MODULE_ID("$Id: lib_acs.c,v 1.46 2017/09/20 00:48:55 tom Exp $")
-#if BROKEN_LINKER
-NCURSES_EXPORT_VAR(chtype *)
-_nc_acs_map(void)
+#if BROKEN_LINKER || USE_REENTRANT
+#define MyBuffer _nc_prescreen.real_acs_map
+NCURSES_EXPORT(chtype *)
+NCURSES_PUBLIC_VAR(acs_map) (void)
{
- static chtype *the_map = 0;
- if (the_map == 0)
- the_map = typeCalloc(chtype, ACS_LEN);
- return the_map;
+ if (MyBuffer == 0)
+ MyBuffer = typeCalloc(chtype, ACS_LEN);
+ return MyBuffer;
}
+#undef MyBuffer
#else
-NCURSES_EXPORT_VAR(chtype) acs_map[ACS_LEN] =
+NCURSES_EXPORT_VAR (chtype) acs_map[ACS_LEN] =
{
0
};
#endif
+#ifdef USE_TERM_DRIVER
+NCURSES_EXPORT(chtype)
+NCURSES_SP_NAME(_nc_acs_char) (NCURSES_SP_DCLx int c)
+{
+ chtype *map;
+ if (c < 0 || c >= ACS_LEN)
+ return (chtype) 0;
+ map = (SP_PARM != 0) ? SP_PARM->_acs_map :
+#if BROKEN_LINKER || USE_REENTRANT
+ _nc_prescreen.real_acs_map
+#else
+ acs_map
+#endif
+ ;
+ return map[c];
+}
+#endif /* USE_TERM_DRIVER */
+
NCURSES_EXPORT(void)
-_nc_init_acs(void)
+NCURSES_SP_NAME(_nc_init_acs) (NCURSES_SP_DCL0)
{
chtype *fake_map = acs_map;
- chtype *real_map = SP != 0 ? SP->_acs_map : fake_map;
+ chtype *real_map = SP_PARM != 0 ? SP_PARM->_acs_map : fake_map;
int j;
T(("initializing ACS map"));
if (real_map != fake_map) {
for (j = 1; j < ACS_LEN; ++j) {
real_map[j] = 0;
- fake_map[j] = A_ALTCHARSET | j;
- SP->_screen_acs_map[j] = FALSE;
+ fake_map[j] = A_ALTCHARSET | (chtype) j;
+ if (SP_PARM)
+ SP_PARM->_screen_acs_map[j] = FALSE;
}
} else {
for (j = 1; j < ACS_LEN; ++j) {
real_map['{'] = '*'; /* should be greek pi */
real_map['|'] = '!'; /* should be not-equal */
real_map['}'] = 'f'; /* should be pound-sterling symbol */
+ /* thick-line-drawing */
+ real_map['L'] = '+'; /* upper left corner */
+ real_map['M'] = '+'; /* lower left corner */
+ real_map['K'] = '+'; /* upper right corner */
+ real_map['J'] = '+'; /* lower right corner */
+ real_map['T'] = '+'; /* tee pointing left */
+ real_map['U'] = '+'; /* tee pointing right */
+ real_map['V'] = '+'; /* tee pointing up */
+ real_map['W'] = '+'; /* tee pointing down */
+ real_map['Q'] = '-'; /* horizontal line */
+ real_map['X'] = '|'; /* vertical line */
+ real_map['N'] = '+'; /* large plus or crossover */
+ /* double-line-drawing */
+ real_map['C'] = '+'; /* upper left corner */
+ real_map['D'] = '+'; /* lower left corner */
+ real_map['B'] = '+'; /* upper right corner */
+ real_map['A'] = '+'; /* lower right corner */
+ real_map['G'] = '+'; /* tee pointing left */
+ real_map['F'] = '+'; /* tee pointing right */
+ real_map['H'] = '+'; /* tee pointing up */
+ real_map['I'] = '+'; /* tee pointing down */
+ real_map['R'] = '-'; /* horizontal line */
+ real_map['Y'] = '|'; /* vertical line */
+ real_map['E'] = '+'; /* large plus or crossover */
-#if !USE_WIDEC_SUPPORT
- if (_nc_unicode_locale() && _nc_locale_breaks_acs()) {
- acs_chars = NULL;
- ena_acs = NULL;
- enter_alt_charset_mode = NULL;
- exit_alt_charset_mode = NULL;
- set_attributes = NULL;
- }
-#endif
-
+#ifdef USE_TERM_DRIVER
+ CallDriver_2(SP_PARM, td_initacs, real_map, fake_map);
+#else
if (ena_acs != NULL) {
- TPUTS_TRACE("ena_acs");
- putp(ena_acs);
+ NCURSES_PUTP2("ena_acs", ena_acs);
}
+#if NCURSES_EXT_FUNCS && defined(enter_pc_charset_mode) && defined(exit_pc_charset_mode)
+ /*
+ * Linux console "supports" the "PC ROM" character set by the coincidence
+ * that smpch/rmpch and smacs/rmacs have the same values. ncurses has
+ * no codepage support (see SCO Merge for an example). Outside of the
+ * values defined in acsc, there are no definitions for the "PC ROM"
+ * character set (assumed by some applications to be codepage 437), but we
+ * allow those applications to use those codepoints.
+ *
+ * test/blue.c uses this feature.
+ */
+#define PCH_KLUDGE(a,b) (a != 0 && b != 0 && !strcmp(a,b))
+ if (PCH_KLUDGE(enter_pc_charset_mode, enter_alt_charset_mode) &&
+ PCH_KLUDGE(exit_pc_charset_mode, exit_alt_charset_mode)) {
+ size_t i;
+ for (i = 1; i < ACS_LEN; ++i) {
+ if (real_map[i] == 0) {
+ real_map[i] = (chtype) i;
+ if (real_map != fake_map) {
+ if (SP != 0)
+ SP->_screen_acs_map[i] = TRUE;
+ }
+ }
+ }
+ }
+#endif
if (acs_chars != NULL) {
size_t i = 0;
/* Show the equivalent mapping, noting if it does not match the
* given attribute, whether by re-ordering or duplication.
*/
- if (_nc_tracing & TRACE_CALLS) {
+ if (USE_TRACEF(TRACE_CALLS)) {
size_t n, m;
- char show[ACS_LEN + 1];
+ char show[ACS_LEN * 2 + 1];
for (n = 1, m = 0; n < ACS_LEN; n++) {
if (real_map[n] != 0) {
show[m++] = (char) n;
- show[m++] = ChCharOf(real_map[n]);
+ show[m++] = (char) ChCharOf(real_map[n]);
}
}
show[m] = 0;
? "DIFF"
: "SAME"),
_nc_visbuf(show));
+ _nc_unlock_global(tracef);
}
#endif /* TRACE */
+#endif
}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(void)
+_nc_init_acs(void)
+{
+ NCURSES_SP_NAME(_nc_init_acs) (CURRENT_SCREEN);
+}
+#endif