Add ncurses 6.4

third_party/ncurses/lib_freeall.c

@@ -0,0 +1,201 @@
+/****************************************************************************
+ * Copyright 2018-2020,2021 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            *
+ * "Software"), to deal in the Software without restriction, including      *
+ * without limitation the rights to use, copy, modify, merge, publish,      *
+ * distribute, distribute with modifications, sublicense, and/or sell       *
+ * copies of the Software, and to permit persons to whom the Software is    *
+ * furnished to do so, subject to the following conditions:                 *
+ *                                                                          *
+ * The above copyright notice and this permission notice shall be included  *
+ * in all copies or substantial portions of the Software.                   *
+ *                                                                          *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
+ *                                                                          *
+ * Except as contained in this notice, the name(s) of the above copyright   *
+ * holders shall not be used in advertising or otherwise to promote the     *
+ * sale, use or other dealings in this Software without prior written       *
+ * authorization.                                                           *
+ ****************************************************************************/
+
+/****************************************************************************
+ *  Author: Thomas E. Dickey                    1996-on                     *
+ ****************************************************************************/
+
+#include "curses.priv.h"
+#include "tic.h"
+
+#if HAVE_NC_FREEALL
+
+#if HAVE_LIBDBMALLOC
+extern int malloc_errfd;	/* FIXME */
+#endif
+
+MODULE_ID("$Id: lib_freeall.c,v 1.76 2021/11/06 21:52:49 tom Exp $")
+
+/*
+ * Free all ncurses data.  This is used for testing only (there's no practical
+ * use for it as an extension).
+ */
+NCURSES_EXPORT(void)
+NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_DCL0)
+{
+    static va_list empty_va;
+
+    T((T_CALLED("_nc_freeall()")));
+#if NO_LEAKS
+    _nc_globals.leak_checking = TRUE;
+    if (SP_PARM != 0) {
+	if (SP_PARM->_oldnum_list != 0) {
+	    FreeAndNull(SP_PARM->_oldnum_list);
+	}
+	if (SP_PARM->_panelHook.destroy != 0) {
+	    SP_PARM->_panelHook.destroy(SP_PARM->_panelHook.stdscr_pseudo_panel);
+	}
+#if NCURSES_EXT_COLORS
+	_nc_new_pair_leaks(SP_PARM);
+#endif
+    }
+#endif
+    if (SP_PARM != 0) {
+	_nc_lock_global(curses);
+
+	while (WindowList(SP_PARM) != 0) {
+	    WINDOWLIST *p, *q;
+	    bool deleted = FALSE;
+
+	    /* Delete only windows that're not a parent */
+	    for (each_window(SP_PARM, p)) {
+		WINDOW *p_win = &(p->win);
+		bool found = FALSE;
+
+		if (IS_PAD(p_win))
+		    continue;
+
+#ifndef USE_SP_WINDOWLIST
+		if (p->screen != SP_PARM)
+		    continue;
+#endif
+
+		for (each_window(SP_PARM, q)) {
+		    WINDOW *q_win = &(q->win);
+
+#ifndef USE_SP_WINDOWLIST
+		    if (q->screen != SP_PARM)
+			continue;
+#endif
+
+		    if ((p != q)
+			&& IS_SUBWIN(q_win)
+			&& (p_win == q_win->_parent)) {
+			found = TRUE;
+			break;
+		    }
+		}
+
+		if (!found) {
+		    if (delwin(p_win) != ERR)
+			deleted = TRUE;
+		    break;
+		}
+	    }
+
+	    /*
+	     * Don't continue to loop if the list is trashed.
+	     */
+	    if (!deleted)
+		break;
+	}
+	delscreen(SP_PARM);
+	_nc_unlock_global(curses);
+    }
+
+    (void) _nc_printf_string(0, empty_va);
+#ifdef TRACE
+    (void) _nc_trace_buf(-1, (size_t) 0);
+#endif
+#if USE_WIDEC_SUPPORT
+    FreeIfNeeded(_nc_wacs);
+#endif
+    _nc_leaks_tinfo();
+
+#if HAVE_LIBDBMALLOC
+    malloc_dump(malloc_errfd);
+#elif HAVE_LIBDMALLOC
+#elif HAVE_LIBMPATROL
+    __mp_summary();
+#elif HAVE_PURIFY
+    purify_all_inuse();
+#endif
+    returnVoid;
+}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(void)
+_nc_freeall(void)
+{
+    NCURSES_SP_NAME(_nc_freeall) (CURRENT_SCREEN);
+}
+#endif
+
+NCURSES_EXPORT(void)
+NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
+{
+    T((T_CALLED("_nc_free_and_exit(%d)"), code));
+    NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
+    NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_ARG);
+#ifdef TRACE
+    curses_trace(0);		/* close trace file, freeing its setbuf */
+    {
+	static va_list fake;
+	free(_nc_varargs("?", fake));
+    }
+#endif
+    exit(code);
+}
+
+#else /* !HAVE_NC_FREEALL */
+NCURSES_EXPORT(void)
+_nc_freeall(void)
+{
+}
+
+NCURSES_EXPORT(void)
+NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
+{
+    if (SP_PARM) {
+	delscreen(SP_PARM);
+    }
+    exit(code);
+}
+#endif /* HAVE_NC_FREEALL */
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(void)
+_nc_free_and_exit(int code)
+{
+    NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
+}
+#endif
+
+NCURSES_EXPORT(void)
+exit_curses(int code)
+{
+#if NO_LEAKS
+#if NCURSES_SP_FUNCS
+    NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
+#else
+    _nc_free_and_exit(code);	/* deprecated... */
+#endif
+#endif
+    exit(code);
+}