/****************************************************************************
- * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. *
+ * Copyright (c) 1998-2016,2017 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 2009 *
****************************************************************************/
/*
*/
#include <curses.priv.h>
-
-#include <term.h> /* cur_term */
#include <tic.h>
-MODULE_ID("$Id: lib_set_term.c,v 1.85 2005/01/22 17:36:01 tom Exp $")
+#ifndef CUR
+#define CUR SP_TERMTYPE
+#endif
+
+MODULE_ID("$Id: lib_set_term.c,v 1.156 2017/03/01 00:10:41 tom Exp $")
+
+#ifdef USE_TERM_DRIVER
+#define MaxColors InfoOf(sp).maxcolors
+#define NumLabels InfoOf(sp).numlabels
+#else
+#define MaxColors max_colors
+#define NumLabels num_labels
+#endif
NCURSES_EXPORT(SCREEN *)
set_term(SCREEN *screenp)
{
SCREEN *oldSP;
+ SCREEN *newSP;
- T((T_CALLED("set_term(%p)"), screenp));
+ T((T_CALLED("set_term(%p)"), (void *) screenp));
- oldSP = SP;
+ _nc_lock_global(curses);
+
+ oldSP = CURRENT_SCREEN;
_nc_set_screen(screenp);
+ newSP = screenp;
+
+ if (newSP != 0) {
+ TINFO_SET_CURTERM(newSP, newSP->_term);
+#if !USE_REENTRANT
+ curscr = CurScreen(newSP);
+ newscr = NewScreen(newSP);
+ stdscr = StdScreen(newSP);
+ COLORS = newSP->_color_count;
+ COLOR_PAIRS = newSP->_pair_count;
+#endif
+ } else {
+ TINFO_SET_CURTERM(oldSP, 0);
+#if !USE_REENTRANT
+ curscr = 0;
+ newscr = 0;
+ stdscr = 0;
+ COLORS = 0;
+ COLOR_PAIRS = 0;
+#endif
+ }
- set_curterm(SP->_term);
- curscr = SP->_curscr;
- newscr = SP->_newscr;
- stdscr = SP->_stdscr;
- COLORS = SP->_color_count;
- COLOR_PAIRS = SP->_pair_count;
+ _nc_unlock_global(curses);
- T((T_RETURN("%p"), oldSP));
+ T((T_RETURN("%p"), (void *) oldSP));
return (oldSP);
}
static void
-_nc_free_keytry(struct tries *kt)
+_nc_free_keytry(TRIES * kt)
{
if (kt != 0) {
_nc_free_keytry(kt->child);
}
}
+static bool
+delink_screen(SCREEN *sp)
+{
+ SCREEN *last = 0;
+ SCREEN *temp;
+ bool result = FALSE;
+
+ for (each_screen(temp)) {
+ if (temp == sp) {
+ if (last)
+ last->_next_screen = sp->_next_screen;
+ else
+ _nc_screen_chain = sp->_next_screen;
+ result = TRUE;
+ break;
+ }
+ last = temp;
+ }
+ return result;
+}
+
/*
* Free the storage associated with the given SCREEN sp.
*/
NCURSES_EXPORT(void)
delscreen(SCREEN *sp)
{
- SCREEN **scan = &_nc_screen_chain;
- int i;
-
- T((T_CALLED("delscreen(%p)"), sp));
- while (*scan) {
- if (*scan == sp) {
- *scan = sp->_next_screen;
- break;
+ T((T_CALLED("delscreen(%p)"), (void *) sp));
+
+ _nc_lock_global(curses);
+ if (delink_screen(sp)) {
+#ifdef USE_SP_RIPOFF
+ ripoff_t *rop;
+ if (safe_ripoff_sp && safe_ripoff_sp != safe_ripoff_stack) {
+ for (rop = safe_ripoff_stack;
+ rop != safe_ripoff_sp && (rop - safe_ripoff_stack) < N_RIPS;
+ rop++) {
+ if (rop->win) {
+ (void) delwin(rop->win);
+ rop->win = 0;
+ }
+ }
}
- scan = &(*scan)->_next_screen;
- }
+#endif
+
+ (void) _nc_freewin(CurScreen(sp));
+ (void) _nc_freewin(NewScreen(sp));
+ (void) _nc_freewin(StdScreen(sp));
- (void) _nc_freewin(sp->_curscr);
- (void) _nc_freewin(sp->_newscr);
- (void) _nc_freewin(sp->_stdscr);
+ if (sp->_slk != 0) {
- if (sp->_slk != 0) {
- if (sp->_slk->ent != 0) {
- for (i = 0; i < sp->_slk->labcnt; ++i) {
- FreeIfNeeded(sp->_slk->ent[i].ent_text);
- FreeIfNeeded(sp->_slk->ent[i].form_text);
+ if (sp->_slk->ent != 0) {
+ int i;
+
+ for (i = 0; i < sp->_slk->labcnt; ++i) {
+ FreeIfNeeded(sp->_slk->ent[i].ent_text);
+ FreeIfNeeded(sp->_slk->ent[i].form_text);
+ }
+ free(sp->_slk->ent);
}
- free(sp->_slk->ent);
+ free(sp->_slk);
+ sp->_slk = 0;
}
- free(sp->_slk);
- sp->_slk = 0;
- }
- _nc_free_keytry(sp->_keytry);
- sp->_keytry = 0;
+ _nc_free_keytry(sp->_keytry);
+ sp->_keytry = 0;
- _nc_free_keytry(sp->_key_ok);
- sp->_key_ok = 0;
+ _nc_free_keytry(sp->_key_ok);
+ sp->_key_ok = 0;
- FreeIfNeeded(sp->_current_attr);
+ FreeIfNeeded(sp->_current_attr);
- FreeIfNeeded(sp->_color_table);
- FreeIfNeeded(sp->_color_pairs);
+ FreeIfNeeded(sp->_color_table);
+ FreeIfNeeded(sp->_color_pairs);
- FreeIfNeeded(sp->oldhash);
- FreeIfNeeded(sp->newhash);
- FreeIfNeeded(sp->hashtab);
+ FreeIfNeeded(sp->oldhash);
+ FreeIfNeeded(sp->newhash);
+ FreeIfNeeded(sp->hashtab);
- del_curterm(sp->_term);
+ FreeIfNeeded(sp->_acs_map);
+ FreeIfNeeded(sp->_screen_acs_map);
- /*
- * If the associated output stream has been closed, we can discard the
- * set-buffer. Limit the error check to EBADF, since fflush may fail
- * for other reasons than trying to operate upon a closed stream.
- */
- if (sp->_ofp != 0
- && sp->_setbuf != 0
- && fflush(sp->_ofp) != 0
- && errno == EBADF) {
- free(sp->_setbuf);
- }
+ NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
+ NCURSES_SP_NAME(del_curterm) (NCURSES_SP_ARGx sp->_term);
+ FreeIfNeeded(sp->out_buffer);
+ free(sp);
- free(sp);
-
- /*
- * If this was the current screen, reset everything that the
- * application might try to use (except cur_term, which may have
- * multiple references in different screens).
- */
- if (sp == SP) {
- curscr = 0;
- newscr = 0;
- stdscr = 0;
- COLORS = 0;
- COLOR_PAIRS = 0;
- _nc_set_screen(0);
+ /*
+ * If this was the current screen, reset everything that the
+ * application might try to use (except cur_term, which may have
+ * multiple references in different screens).
+ */
+ if (sp == CURRENT_SCREEN) {
+#if !USE_REENTRANT
+ curscr = 0;
+ newscr = 0;
+ stdscr = 0;
+ COLORS = 0;
+ COLOR_PAIRS = 0;
+#endif
+ _nc_set_screen(0);
+#if USE_WIDEC_SUPPORT
+ if (SP == 0) {
+ FreeIfNeeded(_nc_wacs);
+ _nc_wacs = 0;
+ }
+#endif
+ }
}
+ _nc_unlock_global(curses);
+
returnVoid;
}
-static ripoff_t rippedoff[5];
-static ripoff_t *rsp = rippedoff;
-#define N_RIPS SIZEOF(SP->_rippedoff)
-
static bool
no_mouse_event(SCREEN *sp GCC_UNUSED)
{
}
static bool
-no_mouse_parse(int code GCC_UNUSED)
+no_mouse_parse(SCREEN *sp GCC_UNUSED, int code GCC_UNUSED)
{
return TRUE;
}
}
#if NCURSES_EXT_FUNCS && USE_COLORFGBG
-static char *
-extract_fgbg(char *src, int *result)
+static const char *
+extract_fgbg(const char *src, int *result)
{
- char *dst = 0;
- long value = strtol(src, &dst, 0);
+ const char *dst = 0;
+ char *tmp = 0;
+ long value = strtol(src, &tmp, 0);
- if (dst == 0) {
+ if ((dst = tmp) == 0) {
dst = src;
} else if (value >= 0) {
*result = value;
}
#endif
-NCURSES_EXPORT(int)
-_nc_setupscreen(short slines, short const scolumns, FILE *output)
+#define ReturnScreenError() do { _nc_set_screen(0); \
+ returnCode(ERR); } while (0)
+
/* OS-independent screen initializations */
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(_nc_setupscreen) (
+#if NCURSES_SP_FUNCS
+ SCREEN **spp,
+#endif
+ int slines,
+ int scolumns,
+ FILE *output,
+ int filtered,
+ int slk_format)
{
+ char *env;
int bottom_stolen = 0;
- int i;
+ SCREEN *sp;
+#ifndef USE_TERM_DRIVER
+ bool support_cookies = USE_XMC_SUPPORT;
+#endif
- T((T_CALLED("_nc_setupscreen(%d, %d, %p)"), slines, scolumns, output));
- assert(SP == 0); /* has been reset in newterm() ! */
- if (!_nc_alloc_screen())
+ T((T_CALLED("_nc_setupscreen(%d, %d, %p, %d, %d)"),
+ slines, scolumns, (void *) output, filtered, slk_format));
+
+ assert(CURRENT_SCREEN == 0); /* has been reset in newterm() ! */
+
+#if NCURSES_SP_FUNCS
+ assert(spp != 0);
+ sp = *spp;
+
+ if (!sp) {
+ sp = _nc_alloc_screen_sp();
+ *spp = sp;
+ }
+ if (!sp
+ || ((sp->_acs_map = typeCalloc(chtype, ACS_LEN)) == 0)
+ || ((sp->_screen_acs_map = typeCalloc(bool, ACS_LEN)) == 0)) {
+ ReturnScreenError();
+ }
+
+ T(("created SP %p", (void *) sp));
+ sp->_next_screen = _nc_screen_chain;
+ _nc_screen_chain = sp;
+
+ if ((sp->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0) {
+ ReturnScreenError();
+ }
+#else
+ if (!_nc_alloc_screen()
+ || ((SP->_acs_map = typeCalloc(chtype, ACS_LEN)) == 0)
+ || ((SP->_screen_acs_map = typeCalloc(bool, ACS_LEN)) == 0)) {
returnCode(ERR);
+ }
- T(("created SP %p", SP));
- SP->_next_screen = _nc_screen_chain;
- _nc_screen_chain = SP;
+ T(("created SP %p", (void *) SP));
- if ((SP->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0)
+ sp = SP; /* fixup so SET_LINES and SET_COLS works */
+ sp->_next_screen = _nc_screen_chain;
+ _nc_screen_chain = sp;
+
+ if ((sp->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0)
returnCode(ERR);
+#endif
+
+ /*
+ * We should always check the screensize, just in case.
+ */
+ _nc_set_screen(sp);
+ sp->_term = cur_term;
+#ifdef USE_TERM_DRIVER
+ TCBOf(sp)->csp = sp;
+ _nc_get_screensize(sp, sp->_term, &slines, &scolumns);
+#else
+ _nc_get_screensize(sp, &slines, &scolumns);
+#endif
+ SET_LINES(slines);
+ SET_COLS(scolumns);
+
+ T((T_CREATE("screen %s %dx%d"),
+ NCURSES_SP_NAME(termname) (NCURSES_SP_ARG), slines, scolumns));
+
+ sp->_filtered = filtered;
+
+ /* implement filter mode */
+ if (filtered) {
+ slines = 1;
+ SET_LINES(slines);
+#ifdef USE_TERM_DRIVER
+ CallDriver(sp, td_setfilter);
+#else
+ clear_screen = 0;
+ cursor_down = parm_down_cursor = 0;
+ cursor_address = 0;
+ cursor_up = parm_up_cursor = 0;
+ row_address = 0;
+ cursor_home = carriage_return;
+#endif
+ T(("filter screensize %dx%d", slines, scolumns));
+ }
#ifdef __DJGPP__
T(("setting output mode to binary"));
fflush(output);
setmode(output, O_BINARY);
#endif
- _nc_set_buffer(output, TRUE);
- SP->_term = cur_term;
- SP->_lines = slines;
- SP->_lines_avail = slines;
- SP->_columns = scolumns;
- SP->_cursrow = -1;
- SP->_curscol = -1;
- SP->_nl = TRUE;
- SP->_raw = FALSE;
- SP->_cbreak = 0;
- SP->_echo = TRUE;
- SP->_fifohead = -1;
- SP->_endwin = TRUE;
- SP->_ofp = output;
- SP->_cursor = -1; /* cannot know real cursor shape */
-
-#if NCURSES_NO_PADDING
- SP->_no_padding = getenv("NCURSES_NO_PADDING") != 0;
- TR(TRACE_CHARPUT | TRACE_MOVE, ("padding will%s be used",
- SP->_no_padding ? " not" : ""));
-#endif
+ NCURSES_SP_NAME(_nc_set_buffer) (NCURSES_SP_ARGx output, TRUE);
+ sp->_lines = (NCURSES_SIZE_T) slines;
+ sp->_lines_avail = (NCURSES_SIZE_T) slines;
+ sp->_columns = (NCURSES_SIZE_T) scolumns;
+
+ fflush(output);
+ sp->_ofd = output ? fileno(output) : -1;
+ sp->_ofp = output;
+ sp->out_limit = (size_t) ((2 + slines) * (6 + scolumns));
+ if ((sp->out_buffer = malloc(sp->out_limit)) == 0)
+ sp->out_limit = 0;
+ sp->out_inuse = 0;
+
+ SP_PRE_INIT(sp);
+ SetNoPadding(sp);
#if NCURSES_EXT_FUNCS
- SP->_default_color = FALSE;
- SP->_has_sgr_39_49 = FALSE;
+ sp->_default_color = FALSE;
+ sp->_has_sgr_39_49 = FALSE;
/*
* Set our assumption of the terminal's default foreground and background
* or black-on-white display under control of the application than not).
*/
#ifdef USE_ASSUMED_COLOR
- SP->_default_fg = COLOR_WHITE;
- SP->_default_bg = COLOR_BLACK;
+ sp->_default_fg = COLOR_WHITE;
+ sp->_default_bg = COLOR_BLACK;
#else
- SP->_default_fg = C_MASK;
- SP->_default_bg = C_MASK;
+ sp->_default_fg = COLOR_DEFAULT;
+ sp->_default_bg = COLOR_DEFAULT;
#endif
/*
* Allow those assumed/default color assumptions to be overridden at
* runtime:
*/
- if (getenv("NCURSES_ASSUMED_COLORS") != 0) {
- char *p = getenv("NCURSES_ASSUMED_COLORS");
+ if ((env = getenv("NCURSES_ASSUMED_COLORS")) != 0) {
int fg, bg;
char sep1, sep2;
- int count = sscanf(p, "%d%c%d%c", &fg, &sep1, &bg, &sep2);
+ int count = sscanf(env, "%d%c%d%c", &fg, &sep1, &bg, &sep2);
if (count >= 1) {
- SP->_default_fg = (fg >= 0 && fg < max_colors) ? fg : C_MASK;
+ sp->_default_fg = ((fg >= 0 && fg < MaxColors) ? fg : COLOR_DEFAULT);
if (count >= 3) {
- SP->_default_bg = (bg >= 0 && bg < max_colors) ? bg : C_MASK;
+ sp->_default_bg = ((bg >= 0 && bg < MaxColors) ? bg : COLOR_DEFAULT);
}
TR(TRACE_CHARPUT | TRACE_MOVE,
("from environment assumed fg=%d, bg=%d",
- SP->_default_fg,
- SP->_default_bg));
+ sp->_default_fg,
+ sp->_default_bg));
}
}
#if USE_COLORFGBG
* decide later if it is worth having default attributes as well.
*/
if (getenv("COLORFGBG") != 0) {
- char *p = getenv("COLORFGBG");
+ const char *p = getenv("COLORFGBG");
TR(TRACE_CHARPUT | TRACE_MOVE, ("decoding COLORFGBG %s", p));
- p = extract_fgbg(p, &(SP->_default_fg));
- p = extract_fgbg(p, &(SP->_default_bg));
+ p = extract_fgbg(p, &(sp->_default_fg));
+ p = extract_fgbg(p, &(sp->_default_bg));
if (*p) /* assume rxvt was compiled with xpm support */
- p = extract_fgbg(p, &(SP->_default_bg));
+ p = extract_fgbg(p, &(sp->_default_bg));
TR(TRACE_CHARPUT | TRACE_MOVE, ("decoded fg=%d, bg=%d",
- SP->_default_fg, SP->_default_bg));
- if (SP->_default_fg >= max_colors) {
+ sp->_default_fg, sp->_default_bg));
+ if (sp->_default_fg >= MaxColors) {
if (set_a_foreground != ABSENT_STRING
&& !strcmp(set_a_foreground, "\033[3%p1%dm")) {
- set_a_foreground = "\033[3%?%p1%{8}%>%t9%e%p1%d%;m";
+ set_a_foreground = strdup("\033[3%?%p1%{8}%>%t9%e%p1%d%;m");
} else {
- SP->_default_fg %= max_colors;
+ sp->_default_fg %= MaxColors;
}
}
- if (SP->_default_bg >= max_colors) {
+ if (sp->_default_bg >= MaxColors) {
if (set_a_background != ABSENT_STRING
&& !strcmp(set_a_background, "\033[4%p1%dm")) {
- set_a_background = "\033[4%?%p1%{8}%>%t9%e%p1%d%;m";
+ set_a_background = strdup("\033[4%?%p1%{8}%>%t9%e%p1%d%;m");
} else {
- SP->_default_bg %= max_colors;
+ sp->_default_bg %= MaxColors;
}
}
}
#endif
#endif /* NCURSES_EXT_FUNCS */
- SP->_maxclick = DEFAULT_MAXCLICK;
- SP->_mouse_event = no_mouse_event;
- SP->_mouse_inline = no_mouse_inline;
- SP->_mouse_parse = no_mouse_parse;
- SP->_mouse_resume = no_mouse_resume;
- SP->_mouse_wrap = no_mouse_wrap;
- SP->_mouse_fd = -1;
-
- /* initialize the panel hooks */
- SP->_panelHook.top_panel = (struct panel *) 0;
- SP->_panelHook.bottom_panel = (struct panel *) 0;
- SP->_panelHook.stdscr_pseudo_panel = (struct panel *) 0;
+ sp->_maxclick = DEFAULT_MAXCLICK;
+ sp->_mouse_event = no_mouse_event;
+ sp->_mouse_inline = no_mouse_inline;
+ sp->_mouse_parse = no_mouse_parse;
+ sp->_mouse_resume = no_mouse_resume;
+ sp->_mouse_wrap = no_mouse_wrap;
+ sp->_mouse_fd = -1;
/*
- * If we've no magic cookie support, we suppress attributes that xmc
- * would affect, i.e., the attributes that affect the rendition of a
- * space. Note that this impacts the alternate character set mapping
- * as well.
+ * If we've no magic cookie support, we suppress attributes that xmc would
+ * affect, i.e., the attributes that affect the rendition of a space.
*/
- if (magic_cookie_glitch > 0) {
-
- SP->_xmc_triggers = termattrs() & (
- A_ALTCHARSET |
- A_BLINK |
- A_BOLD |
- A_REVERSE |
- A_STANDOUT |
- A_UNDERLINE
- );
- SP->_xmc_suppress = SP->_xmc_triggers & (chtype) ~(A_BOLD);
-
- T(("magic cookie attributes %s", _traceattr(SP->_xmc_suppress)));
+ sp->_ok_attributes = NCURSES_SP_NAME(termattrs) (NCURSES_SP_ARG);
+ if (NCURSES_SP_NAME(has_colors) (NCURSES_SP_ARG)) {
+ sp->_ok_attributes |= A_COLOR;
+ }
+#ifdef USE_TERM_DRIVER
+ _nc_cookie_init(sp);
+#else
#if USE_XMC_SUPPORT
+ /*
+ * If we have no magic-cookie support compiled-in, or if it is suppressed
+ * in the environment, reset the support-flag.
+ */
+ if (magic_cookie_glitch >= 0) {
+ if (getenv("NCURSES_NO_MAGIC_COOKIE") != 0) {
+ support_cookies = FALSE;
+ }
+ }
+#endif
+
+ if (!support_cookies && magic_cookie_glitch >= 0) {
+ T(("will disable attributes to work w/o magic cookies"));
+ }
+
+ if (magic_cookie_glitch > 0) { /* tvi, wyse */
+
+ sp->_xmc_triggers = sp->_ok_attributes & XMC_CONFLICT;
+#if 0
/*
- * To keep this simple, suppress all of the optimization hooks
- * except for clear_screen and the cursor addressing.
+ * We "should" treat colors as an attribute. The wyse350 (and its
+ * clones) appear to be the only ones that have both colors and magic
+ * cookies.
*/
- clr_eol = 0;
- clr_eos = 0;
- set_attributes = 0;
-#else
- magic_cookie_glitch = ABSENT_NUMERIC;
- acs_chars = 0;
+ if (has_colors()) {
+ sp->_xmc_triggers |= A_COLOR;
+ }
#endif
+ sp->_xmc_suppress = sp->_xmc_triggers & (chtype) ~(A_BOLD);
+
+ T(("magic cookie attributes %s", _traceattr(sp->_xmc_suppress)));
+ /*
+ * Supporting line-drawing may be possible. But make the regular
+ * video attributes work first.
+ */
+ acs_chars = ABSENT_STRING;
+ ena_acs = ABSENT_STRING;
+ enter_alt_charset_mode = ABSENT_STRING;
+ exit_alt_charset_mode = ABSENT_STRING;
+#if USE_XMC_SUPPORT
+ /*
+ * To keep the cookie support simple, suppress all of the optimization
+ * hooks except for clear_screen and the cursor addressing.
+ */
+ if (support_cookies) {
+ clr_eol = ABSENT_STRING;
+ clr_eos = ABSENT_STRING;
+ set_attributes = ABSENT_STRING;
+ }
+#endif
+ } else if (magic_cookie_glitch == 0) { /* hpterm */
}
- /* initialize normal acs before wide, since we use mapping in the latter */
- _nc_init_acs();
-#if USE_WIDEC_SUPPORT
- _nc_init_wacs();
+ /*
+ * If magic cookies are not supported, cancel the strings that set
+ * video attributes.
+ */
+ if (!support_cookies && magic_cookie_glitch >= 0) {
+ magic_cookie_glitch = ABSENT_NUMERIC;
+ set_attributes = ABSENT_STRING;
+ enter_blink_mode = ABSENT_STRING;
+ enter_bold_mode = ABSENT_STRING;
+ enter_dim_mode = ABSENT_STRING;
+ enter_reverse_mode = ABSENT_STRING;
+ enter_standout_mode = ABSENT_STRING;
+ enter_underline_mode = ABSENT_STRING;
+ }
- SP->_screen_acs_fix = (_nc_unicode_locale() && _nc_locale_breaks_acs());
- {
- char *env = _nc_get_locale();
- SP->_legacy_coding = ((env == 0)
- || !strcmp(env, "C")
- || !strcmp(env, "POSIX"));
+ /* initialize normal acs before wide, since we use mapping in the latter */
+#if !USE_WIDEC_SUPPORT
+ if (_nc_unicode_locale() && _nc_locale_breaks_acs(sp->_term)) {
+ acs_chars = NULL;
+ ena_acs = NULL;
+ enter_alt_charset_mode = NULL;
+ exit_alt_charset_mode = NULL;
+ set_attributes = NULL;
}
#endif
+#endif
+
+ NCURSES_SP_NAME(_nc_init_acs) (NCURSES_SP_ARG);
+#if USE_WIDEC_SUPPORT
+ sp->_screen_unicode = _nc_unicode_locale();
+ if (_nc_wacs == 0) {
+ _nc_init_wacs();
+ }
+ if (_nc_wacs == 0) {
+ ReturnScreenError();
+ }
- _nc_idcok = TRUE;
- _nc_idlok = FALSE;
+ sp->_screen_acs_fix = (sp->_screen_unicode
+ && _nc_locale_breaks_acs(sp->_term));
+#endif
+ env = _nc_get_locale();
+ sp->_legacy_coding = ((env == 0)
+ || !strcmp(env, "C")
+ || !strcmp(env, "POSIX"));
+ T(("legacy-coding %d", sp->_legacy_coding));
- _nc_windows = 0; /* no windows yet */
+ sp->_nc_sp_idcok = TRUE;
+ sp->_nc_sp_idlok = FALSE;
- SP->oldhash = 0;
- SP->newhash = 0;
+ sp->oldhash = 0;
+ sp->newhash = 0;
T(("creating newscr"));
- if ((newscr = newwin(slines, scolumns, 0, 0)) == 0)
- returnCode(ERR);
-
+ NewScreen(sp) = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx slines, scolumns,
+ 0, 0);
+ if (NewScreen(sp) == 0) {
+ ReturnScreenError();
+ }
T(("creating curscr"));
- if ((curscr = newwin(slines, scolumns, 0, 0)) == 0)
- returnCode(ERR);
-
- SP->_newscr = newscr;
- SP->_curscr = curscr;
+ CurScreen(sp) = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx slines, scolumns,
+ 0, 0);
+ if (CurScreen(sp) == 0) {
+ ReturnScreenError();
+ }
+#if !USE_REENTRANT
+ newscr = NewScreen(sp);
+ curscr = CurScreen(sp);
+#endif
#if USE_SIZECHANGE
- SP->_resize = resizeterm;
+ sp->_resize = NCURSES_SP_NAME(resizeterm);
+ sp->_ungetch = safe_ungetch;
#endif
- newscr->_clear = TRUE;
- curscr->_clear = FALSE;
-
- def_shell_mode();
- def_prog_mode();
-
- for (i = 0, rsp = rippedoff; rsp->line && (i < (int) N_RIPS); rsp++, i++) {
- T(("ripping off line %d at %s", i, rsp->line < 0 ? "bottom" : "top"));
- SP->_rippedoff[i] = rippedoff[i];
- if (rsp->hook) {
- int count = (rsp->line < 0) ? -rsp->line : rsp->line;
-
- SP->_rippedoff[i].w = newwin(count,
- scolumns,
- ((rsp->line < 0)
- ? SP->_lines_avail - count
- : 0),
- 0);
- if (SP->_rippedoff[i].w != 0)
- SP->_rippedoff[i].hook(SP->_rippedoff[i].w, scolumns);
- else
- returnCode(ERR);
- if (rsp->line < 0)
- bottom_stolen += count;
- else
- SP->_topstolen += count;
- SP->_lines_avail -= count;
+ NewScreen(sp)->_clear = TRUE;
+ CurScreen(sp)->_clear = FALSE;
+
+ NCURSES_SP_NAME(def_shell_mode) (NCURSES_SP_ARG);
+ NCURSES_SP_NAME(def_prog_mode) (NCURSES_SP_ARG);
+
+ if (safe_ripoff_sp && safe_ripoff_sp != safe_ripoff_stack) {
+ ripoff_t *rop;
+
+ for (rop = safe_ripoff_stack;
+ rop != safe_ripoff_sp && (rop - safe_ripoff_stack) < N_RIPS;
+ rop++) {
+
+ /* If we must simulate soft labels, grab off the line to be used.
+ We assume that we must simulate, if it is none of the standard
+ formats (4-4 or 3-2-3) for which there may be some hardware
+ support. */
+ if (rop->hook == _nc_slk_initialize) {
+ if (!(NumLabels <= 0 || !SLK_STDFMT(slk_format))) {
+ continue;
+ }
+ }
+ if (rop->hook) {
+ int count;
+ WINDOW *w;
+
+ count = (rop->line < 0) ? -rop->line : rop->line;
+ T(("ripping off %i lines at %s", count,
+ ((rop->line < 0)
+ ? "bottom"
+ : "top")));
+
+ w = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx
+ count, scolumns,
+ ((rop->line < 0)
+ ? sp->_lines_avail - count
+ : 0),
+ 0);
+ if (w) {
+ rop->win = w;
+ rop->hook(w, scolumns);
+ } else {
+ ReturnScreenError();
+ }
+ if (rop->line < 0) {
+ bottom_stolen += count;
+ } else {
+ sp->_topstolen = (NCURSES_SIZE_T) (sp->_topstolen + count);
+ }
+ sp->_lines_avail = (NCURSES_SIZE_T) (sp->_lines_avail - count);
+ }
}
- rsp->line = 0;
+ /* reset the stack */
+ safe_ripoff_sp = safe_ripoff_stack;
}
- SP->_rip_count = i;
- /* reset the stack */
- rsp = rippedoff;
T(("creating stdscr"));
- assert((SP->_lines_avail + SP->_topstolen + bottom_stolen) == slines);
- if ((stdscr = newwin(LINES = SP->_lines_avail, scolumns, 0, 0)) == 0)
- returnCode(ERR);
- SP->_stdscr = stdscr;
-
+ assert((sp->_lines_avail + sp->_topstolen + bottom_stolen) == slines);
+ if ((StdScreen(sp) = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx
+ sp->_lines_avail,
+ scolumns, 0, 0)) == 0) {
+ ReturnScreenError();
+ }
+ SET_LINES(sp->_lines_avail);
+#if !USE_REENTRANT
+ stdscr = StdScreen(sp);
+#endif
+ sp->_prescreen = FALSE;
returnCode(OK);
}
-/* The internal implementation interprets line as the number of
- lines to rip off from the top or bottom.
- */
+#if NCURSES_SP_FUNCS
NCURSES_EXPORT(int)
-_nc_ripoffline(int line, int (*init) (WINDOW *, int))
+_nc_setupscreen(int slines GCC_UNUSED,
+ int scolumns GCC_UNUSED,
+ FILE *output,
+ int filtered,
+ int slk_format)
{
- T((T_CALLED("_nc_ripoffline(%d, %p)"), line, init));
+ SCREEN *sp = 0;
+ int rc = NCURSES_SP_NAME(_nc_setupscreen) (&sp,
+ slines,
+ scolumns,
+ output,
+ filtered,
+ slk_format);
+ if (rc != OK)
+ _nc_set_screen(0);
+ return rc;
+}
+#endif
- if (line != 0) {
+/*
+ * The internal implementation interprets line as the number of lines to rip
+ * off from the top or bottom.
+ */
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(_nc_ripoffline) (NCURSES_SP_DCLx
+ int line,
+ int (*init) (WINDOW *, int))
+{
+ int code = ERR;
- if (rsp >= rippedoff + N_RIPS)
- returnCode(ERR);
+ START_TRACE();
+ T((T_CALLED("ripoffline(%p,%d,%p)"), (void *) SP_PARM, line, TR_FUNC(init)));
- rsp->line = line;
- rsp->hook = init;
- rsp->w = 0;
- rsp++;
+#if NCURSES_SP_FUNCS
+ if (SP_PARM != 0 && SP_PARM->_prescreen)
+#endif
+ {
+ if (line == 0) {
+ code = OK;
+ } else {
+ if (safe_ripoff_sp == 0)
+ safe_ripoff_sp = safe_ripoff_stack;
+ if (safe_ripoff_sp < safe_ripoff_stack + N_RIPS) {
+ safe_ripoff_sp->line = line;
+ safe_ripoff_sp->hook = init;
+ (safe_ripoff_sp)++;
+ code = OK;
+ }
+ }
}
- returnCode(OK);
+ returnCode(code);
}
+#if NCURSES_SP_FUNCS
NCURSES_EXPORT(int)
-ripoffline(int line, int (*init) (WINDOW *, int))
+_nc_ripoffline(int line, int (*init) (WINDOW *, int))
{
- T((T_CALLED("ripoffline(%d,%p)"), line, init));
+ return NCURSES_SP_NAME(_nc_ripoffline) (CURRENT_SCREEN_PRE, line, init);
+}
+#endif
- if (line == 0)
- returnCode(OK);
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(ripoffline) (NCURSES_SP_DCLx
+ int line,
+ int (*init) (WINDOW *, int))
+{
+ START_TRACE();
+ return NCURSES_SP_NAME(_nc_ripoffline) (NCURSES_SP_ARGx
+ (line < 0) ? -1 : 1,
+ init);
+}
- returnCode(_nc_ripoffline((line < 0) ? -1 : 1, init));
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+ripoffline(int line, int (*init) (WINDOW *, int))
+{
+ return NCURSES_SP_NAME(ripoffline) (CURRENT_SCREEN_PRE, line, init);
}
+#endif
projects / ncurses.git / blobdiff