X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2Flib_set_term.c;h=70148cd40fb4088b7dfac854bc53cb6075720f19;hp=922df8a4609964a9990a6ca9b554c16f1c9c5952;hb=78e49873c69dc0494bb34c62f897f8b446584a33;hpb=f7b8e526e024ce141e61633e966255400de67772 diff --git a/ncurses/base/lib_set_term.c b/ncurses/base/lib_set_term.c index 922df8a4..70148cd4 100644 --- a/ncurses/base/lib_set_term.c +++ b/ncurses/base/lib_set_term.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc. * + * Copyright (c) 1998-2008,2009 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 * @@ -30,6 +30,7 @@ * Author: Zeyd M. Ben-Halim 1992,1995 * * and: Eric S. Raymond * * and: Thomas E. Dickey 1996-on * + * and: Juergen Pfeifer 2009 * ****************************************************************************/ /* @@ -44,30 +45,43 @@ #include /* cur_term */ #include -MODULE_ID("$Id: lib_set_term.c,v 1.99 2007/09/01 21:36:25 tom Exp $") +MODULE_ID("$Id: lib_set_term.c,v 1.118 2009/02/15 00:39:46 tom Exp $") NCURSES_EXPORT(SCREEN *) set_term(SCREEN *screenp) { SCREEN *oldSP; + SCREEN *newSP; T((T_CALLED("set_term(%p)"), screenp)); - _nc_lock_mutex(set_SP); + _nc_lock_global(curses); oldSP = SP; _nc_set_screen(screenp); + newSP = SP; - set_curterm(SP->_term); + if (newSP != 0) { + set_curterm(newSP->_term); #if !USE_REENTRANT - curscr = SP->_curscr; - newscr = SP->_newscr; - stdscr = SP->_stdscr; - COLORS = SP->_color_count; - COLOR_PAIRS = SP->_pair_count; + curscr = newSP->_curscr; + newscr = newSP->_newscr; + stdscr = newSP->_stdscr; + COLORS = newSP->_color_count; + COLOR_PAIRS = newSP->_pair_count; +#endif + } else { + set_curterm(0); +#if !USE_REENTRANT + curscr = 0; + newscr = 0; + stdscr = 0; + COLORS = 0; + COLOR_PAIRS = 0; #endif + } - _nc_unlock_mutex(set_SP); + _nc_unlock_global(curses); T((T_RETURN("%p"), oldSP)); return (oldSP); @@ -83,92 +97,106 @@ _nc_free_keytry(TRIES * kt) } } +static bool +delink_screen(SCREEN *sp) +{ + SCREEN *last = 0; + SCREEN *temp; + bool result = FALSE; + + for (each_screen(temp)) { + if (temp == sp) { + if (last) + last = 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)); - _nc_lock_mutex(set_SP); - while (*scan) { - if (*scan == sp) { - *scan = sp->_next_screen; - break; - } - scan = &(*scan)->_next_screen; - } + _nc_lock_global(curses); + if (delink_screen(sp)) { - (void) _nc_freewin(sp->_curscr); - (void) _nc_freewin(sp->_newscr); - (void) _nc_freewin(sp->_stdscr); + (void) _nc_freewin(sp->_curscr); + (void) _nc_freewin(sp->_newscr); + (void) _nc_freewin(sp->_stdscr); - 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 != 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); + } + 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); - FreeIfNeeded(sp->_acs_map); - FreeIfNeeded(sp->_screen_acs_map); + FreeIfNeeded(sp->_acs_map); + FreeIfNeeded(sp->_screen_acs_map); - del_curterm(sp->_term); - - /* - * 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); - } + /* + * 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); + } - free(sp); + del_curterm(sp->_term); + 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) { + /* + * 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) { #if !USE_REENTRANT - curscr = 0; - newscr = 0; - stdscr = 0; - COLORS = 0; - COLOR_PAIRS = 0; + curscr = 0; + newscr = 0; + stdscr = 0; + COLORS = 0; + COLOR_PAIRS = 0; #endif - _nc_set_screen(0); + _nc_set_screen(0); + } } - _nc_unlock_mutex(set_SP); + _nc_unlock_global(curses); returnVoid; } @@ -186,7 +214,7 @@ no_mouse_inline(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; } @@ -221,9 +249,6 @@ extract_fgbg(char *src, int *result) } #endif -#define ripoff_sp _nc_prescreen.rsp -#define ripoff_stack _nc_prescreen.rippedoff - /* OS-independent screen initializations */ NCURSES_EXPORT(int) _nc_setupscreen(int slines GCC_UNUSED, @@ -232,6 +257,7 @@ _nc_setupscreen(int slines GCC_UNUSED, bool filtered, int slk_format) { + char *env; int bottom_stolen = 0; bool support_cookies = USE_XMC_SUPPORT; ripoff_t *rop; @@ -256,7 +282,7 @@ _nc_setupscreen(int slines GCC_UNUSED, /* * We should always check the screensize, just in case. */ - _nc_get_screensize(&slines, &scolumns); + _nc_get_screensize(SP, &slines, &scolumns); SET_LINES(slines); SET_COLS(scolumns); T((T_CREATE("screen %s %dx%d"), termname(), LINES, COLS)); @@ -297,11 +323,7 @@ _nc_setupscreen(int slines GCC_UNUSED, 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 + SetNoPadding(SP); #if NCURSES_EXT_FUNCS SP->_default_color = FALSE; @@ -338,11 +360,10 @@ _nc_setupscreen(int slines GCC_UNUSED, * 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; if (count >= 3) { @@ -398,11 +419,6 @@ _nc_setupscreen(int slines GCC_UNUSED, 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; - /* * 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. @@ -491,7 +507,7 @@ _nc_setupscreen(int slines GCC_UNUSED, /* initialize normal acs before wide, since we use mapping in the latter */ #if !USE_WIDEC_SUPPORT - if (_nc_unicode_locale() && _nc_locale_breaks_acs()) { + if (_nc_unicode_locale() && _nc_locale_breaks_acs(cur_term)) { acs_chars = NULL; ena_acs = NULL; enter_alt_charset_mode = NULL; @@ -503,20 +519,18 @@ _nc_setupscreen(int slines GCC_UNUSED, #if USE_WIDEC_SUPPORT _nc_init_wacs(); - 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")); - } + SP->_screen_acs_fix = (_nc_unicode_locale() + && _nc_locale_breaks_acs(cur_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_idcok = TRUE; _nc_idlok = FALSE; - _nc_windows = 0; /* no windows yet */ - SP->oldhash = 0; SP->newhash = 0; @@ -568,10 +582,12 @@ _nc_setupscreen(int slines GCC_UNUSED, ? SP->_lines_avail - count : 0), 0); - if (w) + if (w) { + rop->win = w; rop->hook(w, scolumns); - else + } else { returnCode(ERR); + } if (rop->line < 0) bottom_stolen += count; else @@ -620,8 +636,11 @@ _nc_ripoffline(int line, int (*init) (WINDOW *, int)) } NCURSES_EXPORT(int) -ripoffline(int line, int (*init) (WINDOW *, int)) +NCURSES_SP_NAME(ripoffline) (NCURSES_SP_DCLx + int line, + int (*init) (WINDOW *, int)) { + START_TRACE(); T((T_CALLED("ripoffline(%d,%p)"), line, init)); if (line == 0) @@ -629,3 +648,11 @@ ripoffline(int line, int (*init) (WINDOW *, int)) 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, line, init); +} +#endif