/****************************************************************************
- * Copyright (c) 1998-2008,2009 Free Software Foundation, Inc. *
+ * Copyright 2018,2020 Thomas E. Dickey *
+ * Copyright 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 *
#include <curses.priv.h>
#include <tic.h>
-#ifndef CUR
-#define CUR SP_TERMTYPE
+#if USE_GPM_SUPPORT
+#ifdef HAVE_LIBDL
+/* use dynamic loader to avoid linkage dependency */
+#include <dlfcn.h>
+#endif
#endif
-MODULE_ID("$Id: lib_set_term.c,v 1.131 2009/10/31 22:28:04 tom Exp $")
+#undef CUR
+#define CUR SP_TERMTYPE
+
+MODULE_ID("$Id: lib_set_term.c,v 1.173 2020/06/13 21:38:43 tom Exp $")
#ifdef USE_TERM_DRIVER
#define MaxColors InfoOf(sp).maxcolors
if (newSP != 0) {
TINFO_SET_CURTERM(newSP, newSP->_term);
#if !USE_REENTRANT
- curscr = newSP->_curscr;
- newscr = newSP->_newscr;
- stdscr = newSP->_stdscr;
+ curscr = CurScreen(newSP);
+ newscr = NewScreen(newSP);
+ stdscr = StdScreen(newSP);
COLORS = newSP->_color_count;
COLOR_PAIRS = newSP->_pair_count;
#endif
for (each_screen(temp)) {
if (temp == sp) {
if (last)
- last = sp->_next_screen;
+ last->_next_screen = sp->_next_screen;
else
_nc_screen_chain = sp->_next_screen;
result = TRUE;
NCURSES_EXPORT(void)
delscreen(SCREEN *sp)
{
- int i;
T((T_CALLED("delscreen(%p)"), (void *) sp));
}
#endif
- (void) _nc_freewin(sp->_curscr);
- (void) _nc_freewin(sp->_newscr);
- (void) _nc_freewin(sp->_stdscr);
+ (void) _nc_freewin(CurScreen(sp));
+ (void) _nc_freewin(NewScreen(sp));
+ (void) _nc_freewin(StdScreen(sp));
if (sp->_slk != 0) {
+
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);
FreeIfNeeded(sp->_color_table);
FreeIfNeeded(sp->_color_pairs);
+ FreeIfNeeded(sp->_oldnum_list);
FreeIfNeeded(sp->oldhash);
FreeIfNeeded(sp->newhash);
FreeIfNeeded(sp->hashtab);
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);
+ if (_nc_find_prescr() == sp) {
+ _nc_forget_prescr();
+ }
+#if USE_GPM_SUPPORT
+#ifdef HAVE_LIBDL
+ if (sp->_dlopen_gpm != 0) {
+ dlclose(sp->_dlopen_gpm);
+ sp->_dlopen_gpm = 0;
+ }
+#endif
+#endif /* USE_GPM_SUPPORT */
free(sp);
/*
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);
}
#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;
+ *result = (int) value;
}
while (*dst != 0 && *dst != ';')
dst++;
}
#endif
-#if NCURSES_SP_FUNCS
-/*
- * In case of handling multiple screens, we need to have a screen before
- * initialization in setupscreen takes place. This is to extend the substitute
- * for some of the stuff in _nc_prescreen, especially for slk and ripoff
- * handling which should be done per screen.
- */
-NCURSES_EXPORT(SCREEN *)
-new_prescr(void)
-{
- static SCREEN *sp;
-
- START_TRACE();
- T((T_CALLED("new_prescr()")));
-
- if (sp == 0) {
- sp = _nc_alloc_screen_sp();
- if (sp != 0) {
- sp->rsp = sp->rippedoff;
- sp->_filtered = _nc_prescreen.filter_mode;
- sp->_use_env = _nc_prescreen.use_env;
-#if NCURSES_NO_PADDING
- sp->_no_padding = _nc_prescreen._no_padding;
-#endif
- sp->slk_format = 0;
- sp->_slk = 0;
- sp->_prescreen = TRUE;
- SP_PRE_INIT(sp);
-#if USE_REENTRANT
- sp->_TABSIZE = _nc_prescreen._TABSIZE;
- sp->_ESCDELAY = _nc_prescreen._ESCDELAY;
-#endif
- }
- }
- returnSP(sp);
-}
-#endif
-
-#define ReturnScreenError() _nc_set_screen(0); \
- returnCode(ERR)
+#define ReturnScreenError() do { _nc_set_screen(0); \
+ returnCode(ERR); } while (0)
/* OS-independent screen initializations */
NCURSES_EXPORT(int)
int slines,
int scolumns,
FILE *output,
- bool filtered,
+ int filtered,
int slk_format)
{
+#ifndef USE_TERM_DRIVER
+ static const TTY null_TTY; /* all zeros iff uninitialized */
+#endif
char *env;
int bottom_stolen = 0;
- ripoff_t *rop;
SCREEN *sp;
#ifndef USE_TERM_DRIVER
bool support_cookies = USE_XMC_SUPPORT;
if (!sp) {
sp = _nc_alloc_screen_sp();
+ T(("_nc_alloc_screen_sp %p", (void *) sp));
*spp = sp;
}
if (!sp
ReturnScreenError();
}
- T(("created SP %p", sp));
+ T(("created SP %p", (void *) sp));
sp->_next_screen = _nc_screen_chain;
_nc_screen_chain = sp;
sp->_next_screen = _nc_screen_chain;
_nc_screen_chain = sp;
- if ((sp->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0)
+ if ((sp->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0) {
returnCode(ERR);
+ }
#endif
/*
slines = 1;
SET_LINES(slines);
#ifdef USE_TERM_DRIVER
- CallDriver(sp, setfilter);
+ 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;
+ /* *INDENT-EQLS* */
+ clear_screen = ABSENT_STRING;
+ cursor_address = ABSENT_STRING;
+ cursor_down = ABSENT_STRING;
+ cursor_up = ABSENT_STRING;
+ parm_down_cursor = ABSENT_STRING;
+ parm_up_cursor = ABSENT_STRING;
+ row_address = ABSENT_STRING;
+ cursor_home = carriage_return;
+
+ if (back_color_erase)
+ clr_eos = ABSENT_STRING;
- cursor_home = carriage_return;
#endif
T(("filter screensize %dx%d", slines, scolumns));
}
setmode(output, O_BINARY);
#endif
NCURSES_SP_NAME(_nc_set_buffer) (NCURSES_SP_ARGx output, TRUE);
- sp->_lines = slines;
- sp->_lines_avail = slines;
- sp->_columns = scolumns;
+ 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);
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
/*
char sep1, sep2;
int count = sscanf(env, "%d%c%d%c", &fg, &sep1, &bg, &sep2);
if (count >= 1) {
- sp->_default_fg = ((fg >= 0 && fg < MaxColors) ? fg : C_MASK);
+ sp->_default_fg = ((fg >= 0 && fg < MaxColors) ? fg : COLOR_DEFAULT);
if (count >= 3) {
- sp->_default_bg = ((bg >= 0 && bg < MaxColors) ? 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",
* 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));
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 %= MaxColors;
}
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 %= MaxColors;
}
if (magic_cookie_glitch > 0) { /* tvi, wyse */
- sp->_xmc_triggers = sp->_ok_attributes & (
- A_STANDOUT |
- A_UNDERLINE |
- A_REVERSE |
- A_BLINK |
- A_DIM |
- A_BOLD |
- A_INVIS |
- A_PROTECT
- );
+ sp->_xmc_triggers = sp->_ok_attributes & XMC_CONFLICT;
#if 0
/*
* We "should" treat colors as an attribute. The wyse350 (and its
NCURSES_SP_NAME(_nc_init_acs) (NCURSES_SP_ARG);
#if USE_WIDEC_SUPPORT
- _nc_init_wacs();
+ sp->_screen_unicode = _nc_unicode_locale();
+ if (_nc_wacs == 0) {
+ _nc_init_wacs();
+ }
+ if (_nc_wacs == 0) {
+ ReturnScreenError();
+ }
- sp->_screen_acs_fix = (_nc_unicode_locale()
+ sp->_screen_acs_fix = (sp->_screen_unicode
&& _nc_locale_breaks_acs(sp->_term));
#endif
env = _nc_get_locale();
sp->newhash = 0;
T(("creating newscr"));
- sp->_newscr = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx slines, scolumns,
- 0, 0);
- if (sp->_newscr == 0) {
+ NewScreen(sp) = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx slines, scolumns,
+ 0, 0);
+ if (NewScreen(sp) == 0) {
ReturnScreenError();
}
T(("creating curscr"));
- sp->_curscr = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx slines, scolumns,
- 0, 0);
- if (sp->_curscr == 0) {
+ CurScreen(sp) = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx slines, scolumns,
+ 0, 0);
+ if (CurScreen(sp) == 0) {
ReturnScreenError();
}
#if !USE_REENTRANT
- newscr = sp->_newscr;
- curscr = sp->_curscr;
+ newscr = NewScreen(sp);
+ curscr = CurScreen(sp);
#endif
#if USE_SIZECHANGE
sp->_resize = NCURSES_SP_NAME(resizeterm);
+ sp->_ungetch = safe_ungetch;
#endif
- sp->_newscr->_clear = TRUE;
- sp->_curscr->_clear = FALSE;
+ 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);
+ /*
+ * Get the current tty-modes. setupterm() may already have done this,
+ * unless we use the term-driver.
+ */
+#ifndef USE_TERM_DRIVER
+ if (cur_term != 0 &&
+ !memcmp(&cur_term->Ottyb, &null_TTY, sizeof(TTY)))
+#endif
+ {
+ 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++) {
} else {
ReturnScreenError();
}
- if (rop->line < 0)
+ if (rop->line < 0) {
bottom_stolen += count;
- else
- sp->_topstolen += count;
- sp->_lines_avail -= count;
+ } else {
+ sp->_topstolen = (NCURSES_SIZE_T) (sp->_topstolen + count);
+ }
+ sp->_lines_avail = (NCURSES_SIZE_T) (sp->_lines_avail - count);
}
}
/* reset the stack */
T(("creating stdscr"));
assert((sp->_lines_avail + sp->_topstolen + bottom_stolen) == slines);
- if ((sp->_stdscr = NCURSES_SP_NAME(newwin) (NCURSES_SP_ARGx
- sp->_lines_avail,
- scolumns, 0, 0)) == 0) {
+ 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 = sp->_stdscr;
+ stdscr = StdScreen(sp);
#endif
sp->_prescreen = FALSE;
returnCode(OK);
_nc_setupscreen(int slines GCC_UNUSED,
int scolumns GCC_UNUSED,
FILE *output,
- bool filtered,
+ int filtered,
int slk_format)
{
SCREEN *sp = 0;
int (*init) (WINDOW *, int))
{
int code = ERR;
+ TR_FUNC_BFR(1);
START_TRACE();
- T((T_CALLED("ripoffline(%p,%d,%p)"), (void *) SP_PARM, line, (void *) init));
+ T((T_CALLED("ripoffline(%p,%d,%s)"),
+ (void *) SP_PARM, line,
+ TR_FUNC_ARG(0, init)));
#if NCURSES_SP_FUNCS
if (SP_PARM != 0 && SP_PARM->_prescreen)
if (line == 0) {
code = OK;
} else {
- if (safe_ripoff_sp == 0)
+ 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)++;
+ T(("ripped-off %d:%d chunks",
+ (int) (safe_ripoff_sp - safe_ripoff_stack), N_RIPS));
code = OK;
}
}
NCURSES_EXPORT(int)
_nc_ripoffline(int line, int (*init) (WINDOW *, int))
{
- return NCURSES_SP_NAME(_nc_ripoffline) (CURRENT_SCREEN_PRE, line, init);
+ int rc;
+ _nc_lock_global(prescreen);
+ START_TRACE();
+ rc = NCURSES_SP_NAME(_nc_ripoffline) (CURRENT_SCREEN_PRE, line, init);
+ _nc_unlock_global(prescreen);
+ return rc;
}
#endif
int line,
int (*init) (WINDOW *, int))
{
+ START_TRACE();
return NCURSES_SP_NAME(_nc_ripoffline) (NCURSES_SP_ARGx
(line < 0) ? -1 : 1,
init);
NCURSES_EXPORT(int)
ripoffline(int line, int (*init) (WINDOW *, int))
{
- return NCURSES_SP_NAME(ripoffline) (CURRENT_SCREEN_PRE, line, init);
+ int rc;
+ _nc_lock_global(prescreen);
+ START_TRACE();
+ rc = NCURSES_SP_NAME(ripoffline) (CURRENT_SCREEN_PRE, line, init);
+ _nc_unlock_global(prescreen);
+ return rc;
}
#endif