X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2Flib_set_term.c;h=24f90d1b19a55e19c7a1539d71313213ad3a3c6f;hp=426383046c87f443061200228917480a56d3bf23;hb=1078c0231b8a58fbd2dd56b6e0a81b19d6b07f77;hpb=0be808514502f3149b379d036ab3a83cbb4d4c02 diff --git a/ncurses/base/lib_set_term.c b/ncurses/base/lib_set_term.c index 42638304..24f90d1b 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) 1998-2007,2008 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 * @@ -44,26 +44,43 @@ #include /* cur_term */ #include -MODULE_ID("$Id: lib_set_term.c,v 1.95 2007/03/10 23:52:01 tom Exp $") +MODULE_ID("$Id: lib_set_term.c,v 1.112 2008/06/07 22:29:07 tom Exp $") NCURSES_EXPORT(SCREEN *) set_term(SCREEN *screenp) { SCREEN *oldSP; + SCREEN *newSP; T((T_CALLED("set_term(%p)"), screenp)); + _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_global(curses); T((T_RETURN("%p"), oldSP)); return (oldSP); @@ -79,97 +96,114 @@ _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)); - 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 0 + /* FIXME - this should be a copy of the struct, not a pointer */ + del_curterm(sp->_term); +#endif - /* - * 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); + 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_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) { @@ -183,7 +217,7 @@ 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; } @@ -226,9 +260,10 @@ _nc_setupscreen(int slines GCC_UNUSED, bool filtered, int slk_format) { + char *env; int bottom_stolen = 0; - int i; bool support_cookies = USE_XMC_SUPPORT; + ripoff_t *rop; T((T_CALLED("_nc_setupscreen(%d, %d, %p, %d, %d)"), slines, scolumns, output, filtered, slk_format)); @@ -250,7 +285,7 @@ _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)); @@ -270,18 +305,6 @@ _nc_setupscreen(int slines GCC_UNUSED, cursor_home = carriage_return; T(("filter screensize %dx%d", LINES, COLS)); } - - /* 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 (num_labels <= 0 || !SLK_STDFMT(slk_format)) { - if (slk_format) { - if (ERR == _nc_ripoffline(-SLK_LINES(slk_format), - _nc_slk_initialize)) - returnCode(ERR); - } - } #ifdef __DJGPP__ T(("setting output mode to binary")); fflush(output); @@ -510,19 +533,16 @@ _nc_setupscreen(int slines GCC_UNUSED, _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")); - } #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; @@ -548,33 +568,47 @@ _nc_setupscreen(int slines GCC_UNUSED, 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 + for (rop = ripoff_stack; + rop != ripoff_sp && (rop - 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 (!(num_labels <= 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 = newwin(count, scolumns, + ((rop->line < 0) + ? SP->_lines_avail - count + : 0), + 0); + if (w) { + rop->win = w; + rop->hook(w, scolumns); + } else { returnCode(ERR); - if (rsp->line < 0) + } + if (rop->line < 0) bottom_stolen += count; else SP->_topstolen += count; SP->_lines_avail -= count; } - rsp->line = 0; } - SP->_rip_count = i; /* reset the stack */ - rsp = rippedoff; + ripoff_sp = ripoff_stack; T(("creating stdscr")); assert((SP->_lines_avail + SP->_topstolen + bottom_stolen) == slines); @@ -600,13 +634,14 @@ _nc_ripoffline(int line, int (*init) (WINDOW *, int)) if (line != 0) { - if (rsp >= rippedoff + N_RIPS) + if (ripoff_sp == 0) + ripoff_sp = ripoff_stack; + if (ripoff_sp >= ripoff_stack + N_RIPS) returnCode(ERR); - rsp->line = line; - rsp->hook = init; - rsp->w = 0; - rsp++; + ripoff_sp->line = line; + ripoff_sp->hook = init; + ripoff_sp++; } returnCode(OK); @@ -615,6 +650,7 @@ _nc_ripoffline(int line, int (*init) (WINDOW *, int)) NCURSES_EXPORT(int) ripoffline(int line, int (*init) (WINDOW *, int)) { + START_TRACE(); T((T_CALLED("ripoffline(%d,%p)"), line, init)); if (line == 0)