X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2Flib_getch.c;h=63e64fa44496375cfd78c48b814261f2b760060a;hp=22173242852452310b403dc4166abfb5e69e4766;hb=37babca07fea18b480155ef60ef302ca09fca152;hpb=78e49873c69dc0494bb34c62f897f8b446584a33

diff --git a/ncurses/base/lib_getch.c b/ncurses/base/lib_getch.c
index 22173242..63e64fa4 100644
--- a/ncurses/base/lib_getch.c
+++ b/ncurses/base/lib_getch.c
@@ -42,7 +42,7 @@
 
 #include <curses.priv.h>
 
-MODULE_ID("$Id: lib_getch.c,v 1.100 2009/02/15 00:36:00 tom Exp $")
+MODULE_ID("$Id: lib_getch.c,v 1.102 2009/04/18 20:32:33 tom Exp $")
 
 #include <fifo_defs.h>
 
@@ -94,9 +94,9 @@ _nc_use_meta(WINDOW *win)
 }
 
 #ifdef NCURSES_WGETCH_EVENTS
-#define TWAIT_MASK 7
+#define TWAIT_MASK (TW_ANY | TW_EVENT)
 #else
-#define TWAIT_MASK 3
+#define TWAIT_MASK TW_ANY
 #endif
 
 /*
@@ -119,7 +119,7 @@ check_mouse_activity(SCREEN *sp, int delay EVENTLIST_2nd(_nc_eventlist * evl))
 	&& (sp->_sysmouse_head < sp->_sysmouse_tail)
 	&& (rc == 0)
 	&& (errno == EINTR)) {
-	rc |= 2;
+	rc |= TW_MOUSE;
     }
 #endif
     return rc;
@@ -183,9 +183,9 @@ fifo_push(SCREEN *sp EVENTLIST_2nd(_nc_eventlist * evl))
     } else
 	mask = 0;
 
-    if (mask & 4) {
+    if (mask & TW_EVENT) {
 	T(("fifo_push: ungetch KEY_EVENT"));
-	_nc_ungetch(sp, KEY_EVENT);
+	safe_ungetch(sp, KEY_EVENT);
 	return KEY_EVENT;
     }
 #elif USE_GPM_SUPPORT || USE_EMX_MOUSE || USE_SYSMOUSE
@@ -195,7 +195,7 @@ fifo_push(SCREEN *sp EVENTLIST_2nd(_nc_eventlist * evl))
 #endif
 
 #if USE_GPM_SUPPORT || USE_EMX_MOUSE
-    if ((sp->_mouse_fd >= 0) && (mask & 2)) {
+    if ((sp->_mouse_fd >= 0) && (mask & TW_MOUSE)) {
 	sp->_mouse_event(sp);
 	ch = KEY_MOUSE;
 	n = 1;
@@ -270,12 +270,12 @@ recur_wrefresh(WINDOW *win)
 {
 #ifdef USE_PTHREADS
     SCREEN *sp = _nc_screen_of(win);
-    if (_nc_use_pthreads && sp != SP) {
+    if (_nc_use_pthreads && sp != CURRENT_SCREEN) {
 	SCREEN *save_SP;
 
 	/* temporarily switch to the window's screen to check/refresh */
 	_nc_lock_global(curses);
-	save_SP = SP;
+	save_SP = CURRENT_SCREEN;
 	_nc_set_screen(sp);
 	recur_wrefresh(win);
 	_nc_set_screen(save_SP);
@@ -296,12 +296,12 @@ recur_wgetnstr(WINDOW *win, char *buf)
 
     if (sp != 0) {
 #ifdef USE_PTHREADS
-	if (_nc_use_pthreads && sp != SP) {
+	if (_nc_use_pthreads && sp != CURRENT_SCREEN) {
 	    SCREEN *save_SP;
 
 	    /* temporarily switch to the window's screen to get cooked input */
 	    _nc_lock_global(curses);
-	    save_SP = SP;
+	    save_SP = CURRENT_SCREEN;
 	    _nc_set_screen(sp);
 	    rc = recur_wgetnstr(win, buf);
 	    _nc_set_screen(save_SP);
@@ -372,9 +372,9 @@ _nc_wgetch(WINDOW *win,
 #ifdef NCURSES_WGETCH_EVENTS
 	if (rc != KEY_EVENT)
 #endif
-	    _nc_ungetch(sp, '\n');
+	    safe_ungetch(sp, '\n');
 	for (bufp = buf + strlen(buf); bufp > buf; bufp--)
-	    _nc_ungetch(sp, bufp[-1]);
+	    safe_ungetch(sp, bufp[-1]);
 
 #ifdef NCURSES_WGETCH_EVENTS
 	/* Return it first */
@@ -412,7 +412,7 @@ _nc_wgetch(WINDOW *win,
 	    rc = check_mouse_activity(sp, delay EVENTLIST_2nd(evl));
 
 #ifdef NCURSES_WGETCH_EVENTS
-	    if (rc & 4) {
+	    if (rc & TW_EVENT) {
 		*result = KEY_EVENT;
 		returnCode(KEY_CODE_YES);
 	    }
@@ -437,7 +437,7 @@ _nc_wgetch(WINDOW *win,
 	 * increase the wait with mouseinterval().
 	 */
 	int runcount = 0;
-	int rc;
+	int rc = 0;
 
 	do {
 	    ch = kgetch(sp EVENTLIST_2nd(evl));
@@ -452,11 +452,11 @@ _nc_wgetch(WINDOW *win,
 	    (ch == KEY_MOUSE
 	     && (((rc = check_mouse_activity(sp, sp->_maxclick
 					     EVENTLIST_2nd(evl))) != 0
-		  && !(rc & 4))
+		  && !(rc & TW_EVENT))
 		 || !sp->_mouse_parse(sp, runcount)));
 #ifdef NCURSES_WGETCH_EVENTS
-	if ((rc & 4) && !ch == KEY_EVENT) {
-	    _nc_ungetch(sp, ch);
+	if ((rc & TW_EVENT) && !(ch == KEY_EVENT)) {
+	    safe_ungetch(sp, ch);
 	    ch = KEY_EVENT;
 	}
 #endif
@@ -464,12 +464,12 @@ _nc_wgetch(WINDOW *win,
 #ifdef NCURSES_WGETCH_EVENTS
 	    /* mouse event sequence ended by an event, report event */
 	    if (ch == KEY_EVENT) {
-		_nc_ungetch(sp, KEY_MOUSE);	/* FIXME This interrupts a gesture... */
+		safe_ungetch(sp, KEY_MOUSE);	/* FIXME This interrupts a gesture... */
 	    } else
 #endif
 	    {
 		/* mouse event sequence ended by keystroke, store keystroke */
-		_nc_ungetch(sp, ch);
+		safe_ungetch(sp, ch);
 		ch = KEY_MOUSE;
 	    }
 	}
@@ -655,7 +655,7 @@ kgetch(SCREEN *sp EVENTLIST_2nd(_nc_eventlist * evl))
 	    TR(TRACE_IEVENT, ("waiting for rest of sequence"));
 	    rc = check_mouse_activity(sp, timeleft EVENTLIST_2nd(evl));
 #ifdef NCURSES_WGETCH_EVENTS
-	    if (rc & 4) {
+	    if (rc & TW_EVENT) {
 		TR(TRACE_IEVENT, ("interrupted by a user event"));
 		/* FIXME Should have preserved remainder timeleft for reuse... */
 		peek = head;	/* Restart interpreting later */