ncurses 5.6 - patch 20070421

[ncurses.git] / ncurses / base / lib_set_term.c

diff --git a/ncurses/base/lib_set_term.c b/ncurses/base/lib_set_term.c
index cdee1c226cd609c28e77f6ab7f26f30ca81b768d..e94e3c7a1583fdc2b1c32b49148c42a8ba3a5506 100644 (file)
--- a/ncurses/base/lib_set_term.c
+++ b/ncurses/base/lib_set_term.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2006,2007 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            *
@@ -44,7 +44,7 @@
 #include <term.h>              /* cur_term */
 #include <tic.h>
 
-MODULE_ID("$Id: lib_set_term.c,v 1.93 2006/12/30 21:40:58 tom Exp $")
+MODULE_ID("$Id: lib_set_term.c,v 1.96 2007/04/21 20:51:44 tom Exp $")
 
 NCURSES_EXPORT(SCREEN *)
 set_term(SCREEN *screenp)
@@ -57,11 +57,13 @@ set_term(SCREEN *screenp)
     _nc_set_screen(screenp);
 
     set_curterm(SP->_term);
+#if !USE_REENTRANT
     curscr = SP->_curscr;
     newscr = SP->_newscr;
     stdscr = SP->_stdscr;
     COLORS = SP->_color_count;
     COLOR_PAIRS = SP->_pair_count;
+#endif
 
     T((T_RETURN("%p"), oldSP));
     return (oldSP);
@@ -152,18 +154,18 @@ delscreen(SCREEN *sp)
      * multiple references in different screens).
      */
     if (sp == SP) {
+#if !USE_REENTRANT
        curscr = 0;
        newscr = 0;
        stdscr = 0;
        COLORS = 0;
        COLOR_PAIRS = 0;
+#endif
        _nc_set_screen(0);
     }
     returnVoid;
 }
 
-static ripoff_t rippedoff[5];
-static ripoff_t *rsp = rippedoff;
 #define N_RIPS SIZEOF(SP->_rippedoff)
 
 static bool
@@ -214,10 +216,13 @@ 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,
-               int scolumns,
+_nc_setupscreen(int slines GCC_UNUSED,
+               int scolumns GCC_UNUSED,
                FILE *output,
                bool filtered,
                int slk_format)
@@ -243,12 +248,20 @@ _nc_setupscreen(int slines,
     if ((SP->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0)
        returnCode(ERR);
 
+    /*
+     * We should always check the screensize, just in case.
+     */
+    _nc_get_screensize(&slines, &scolumns);
+    SET_LINES(slines);
+    SET_COLS(scolumns);
+    T((T_CREATE("screen %s %dx%d"), termname(), LINES, COLS));
+
     SP->_filtered = filtered;
 
     /* implement filter mode */
     if (filtered) {
-       slines = LINES = 1;
-
+       slines = 1;
+       SET_LINES(slines);
        clear_screen = 0;
        cursor_down = parm_down_cursor = 0;
        cursor_address = 0;
@@ -484,6 +497,15 @@ _nc_setupscreen(int slines,
     }
 
     /* initialize normal acs before wide, since we use mapping in the latter */
+#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
     _nc_init_acs();
 #if USE_WIDEC_SUPPORT
     _nc_init_wacs();
@@ -506,15 +528,17 @@ _nc_setupscreen(int slines,
     SP->newhash = 0;
 
     T(("creating newscr"));
-    if ((newscr = newwin(slines, scolumns, 0, 0)) == 0)
+    if ((SP->_newscr = newwin(slines, scolumns, 0, 0)) == 0)
        returnCode(ERR);
 
     T(("creating curscr"));
-    if ((curscr = newwin(slines, scolumns, 0, 0)) == 0)
+    if ((SP->_curscr = newwin(slines, scolumns, 0, 0)) == 0)
        returnCode(ERR);
 
-    SP->_newscr = newscr;
-    SP->_curscr = curscr;
+#if !USE_REENTRANT
+    newscr = SP->_newscr;
+    curscr = SP->_curscr;
+#endif
 #if USE_SIZECHANGE
     SP->_resize = resizeterm;
 #endif
@@ -525,15 +549,22 @@ _nc_setupscreen(int slines,
     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;
+    for (i = 0, ripoff_sp = ripoff_stack;
+        ripoff_sp->line && (i < (int) N_RIPS);
+        ripoff_sp++, i++) {
+
+       T(("ripping off line %d at %s", i,
+          ((ripoff_sp->line < 0)
+           ? "bottom"
+           : "top")));
+
+       SP->_rippedoff[i] = ripoff_stack[i];
+       if (ripoff_sp->hook) {
+           int count = (ripoff_sp->line < 0) ? -ripoff_sp->line : ripoff_sp->line;
 
            SP->_rippedoff[i].w = newwin(count,
                                         scolumns,
-                                        ((rsp->line < 0)
+                                        ((ripoff_sp->line < 0)
                                          ? SP->_lines_avail - count
                                          : 0),
                                         0);
@@ -541,23 +572,27 @@ _nc_setupscreen(int slines,
                SP->_rippedoff[i].hook(SP->_rippedoff[i].w, scolumns);
            else
                returnCode(ERR);
-           if (rsp->line < 0)
+           if (ripoff_sp->line < 0)
                bottom_stolen += count;
            else
                SP->_topstolen += count;
            SP->_lines_avail -= count;
        }
-       rsp->line = 0;
+       ripoff_sp->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);
-    if ((stdscr = newwin(LINES = SP->_lines_avail, scolumns, 0, 0)) == 0)
+    if ((SP->_stdscr = newwin(SP->_lines_avail, scolumns, 0, 0)) == 0)
        returnCode(ERR);
-    SP->_stdscr = stdscr;
+
+    SET_LINES(SP->_lines_avail);
+#if !USE_REENTRANT
+    stdscr = SP->_stdscr;
+#endif
 
     returnCode(OK);
 }
@@ -573,13 +608,13 @@ _nc_ripoffline(int line, int (*init) (WINDOW *, int))
 
     if (line != 0) {
 
-       if (rsp >= rippedoff + N_RIPS)
+       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->w = 0;
+       ripoff_sp++;
     }
 
     returnCode(OK);