ncurses 5.7 - patch 20090704

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

diff --git a/ncurses/base/lib_getch.c b/ncurses/base/lib_getch.c
index cfec16e61815a61bc7b1767e9905d8c40af35bc0..ccfcc33656df68410e60deb7775c90738ebdadef 100644 (file)
--- a/ncurses/base/lib_getch.c
+++ b/ncurses/base/lib_getch.c
@@ -42,16 +42,21 @@
 
 #include <curses.priv.h>
 
-MODULE_ID("$Id: lib_getch.c,v 1.101 2009/02/28 19:16:40 tom Exp $")
+MODULE_ID("$Id: lib_getch.c,v 1.104 2009/07/04 20:41:13 tom Exp $")
 
 #include <fifo_defs.h>
 
 #if USE_REENTRANT
-#define GetEscdelay(sp) (sp)->_ESCDELAY
+#define GetEscdelay(sp) *_nc_ptr_Escdelay(sp)
+NCURSES_EXPORT(int *)
+_nc_ptr_Escdelay(SCREEN *sp)
+{
+    return ptrEscdelay(sp);
+}
 NCURSES_EXPORT(int)
 NCURSES_PUBLIC_VAR(ESCDELAY) (void)
 {
-    return SP ? GetEscdelay(SP) : 1000;
+    return *(_nc_ptr_Escdelay(CURRENT_SCREEN));
 }
 #else
 #define GetEscdelay(sp) ESCDELAY
@@ -66,7 +71,7 @@ NCURSES_SP_NAME(set_escdelay) (NCURSES_SP_DCLx int value)
     int code = OK;
 #if USE_REENTRANT
     if (SP_PARM) {
-       SP_PARM->_ESCDELAY = value;
+       SET_ESCDELAY(value);
     } else {
        code = ERR;
     }
@@ -81,7 +86,33 @@ NCURSES_SP_NAME(set_escdelay) (NCURSES_SP_DCLx int value)
 NCURSES_EXPORT(int)
 set_escdelay(int value)
 {
-    return NCURSES_SP_NAME(set_escdelay) (CURRENT_SCREEN, value);
+    int code;
+#if USE_REENTRANT
+    code = NCURSES_SP_NAME(set_escdelay) (CURRENT_SCREEN, value);
+#else
+    ESCDELAY = value;
+    code = OK;
+#endif
+    return code;
+}
+#endif
+#endif /* NCURSES_EXT_FUNCS */
+
+#if NCURSES_EXT_FUNCS
+NCURSES_EXPORT(int)
+NCURSES_SP_NAME(get_escdelay) (NCURSES_SP_DCL0)
+{
+#if !USE_REENTRANT
+    (void) SP_PARM;
+#endif
+    return GetEscdelay(SP_PARM);
+}
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(int)
+get_escdelay (void)
+{
+    return NCURSES_SP_NAME(get_escdelay)(CURRENT_SCREEN);
 }
 #endif
 #endif /* NCURSES_EXT_FUNCS */
@@ -110,10 +141,22 @@ check_mouse_activity(SCREEN *sp, int delay EVENTLIST_2nd(_nc_eventlist * evl))
 #if USE_SYSMOUSE
     if ((sp->_mouse_type == M_SYSMOUSE)
        && (sp->_sysmouse_head < sp->_sysmouse_tail)) {
-       return 2;
+       return TW_MOUSE;
     }
 #endif
-    rc = _nc_timed_wait(sp, TWAIT_MASK, delay, (int *) 0 EVENTLIST_2nd(evl));
+#ifdef USE_TERM_DRIVER
+    rc = TCBOf(sp)->drv->twait(TCBOf(sp),
+                              TWAIT_MASK,
+                              delay,
+                              (int *) 0
+                              EVENTLIST_2nd(evl));
+#else
+    rc = _nc_timed_wait(sp,
+                       TWAIT_MASK,
+                       delay,
+                       (int *) 0
+                       EVENTLIST_2nd(evl));
+#endif
 #if USE_SYSMOUSE
     if ((sp->_mouse_type == M_SYSMOUSE)
        && (sp->_sysmouse_head < sp->_sysmouse_tail)
@@ -185,7 +228,7 @@ fifo_push(SCREEN *sp EVENTLIST_2nd(_nc_eventlist * evl))
 
     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
@@ -215,9 +258,15 @@ fifo_push(SCREEN *sp EVENTLIST_2nd(_nc_eventlist * evl))
     } else
 #endif
     {                          /* Can block... */
+#ifdef USE_TERM_DRIVER
+       int buf;
+       n = CallDriver_1(sp, read, &buf);
+       ch = buf;
+#else
        unsigned char c2 = 0;
        n = read(sp->_ifd, &c2, 1);
        ch = c2;
+#endif
     }
 
 #ifdef HIDE_EINTR
@@ -372,9 +421,9 @@ _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 */
@@ -456,7 +505,7 @@ _nc_wgetch(WINDOW *win,
                 || !sp->_mouse_parse(sp, runcount)));
 #ifdef NCURSES_WGETCH_EVENTS
        if ((rc & TW_EVENT) && !(ch == KEY_EVENT)) {
-           _nc_ungetch(sp, ch);
+           safe_ungetch(sp, ch);
            ch = KEY_EVENT;
        }
 #endif
@@ -464,12 +513,12 @@ _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;
            }
        }