xim: check for corner cases - dmenu

commit 24565608cbf8572211a4a1b3fe7bbe1cf0c4fbbd
parent c8f0a3763843966ad480e22b18fe61ff54dc9a39
Author: Connor Lane Smith <cls@lubutu.com>
Date:   Mon, 17 Oct 2011 01:18:57 +0100

xim: check for corner cases
Diffstat:
M dmenu.c  | 10 ++++++----

1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/dmenu.c b/dmenu.c
@@ -230,11 +230,13 @@ insert(const char *str, ssize_t n) {
 void
 keypress(XKeyEvent *ev) {
     char buf[32];
-    KeySym ksym;
     int len;
+    KeySym ksym = NoSymbol;
     Status status;
 
-    len = XmbLookupString(xic, ev, buf, sizeof(buf), &ksym, &status);
+    len = XmbLookupString(xic, ev, buf, sizeof buf, &ksym, &status);
+    if(status == XBufferOverflow)
+        return;
     if(ev->state & ControlMask) {
         KeySym lower, upper;
 
@@ -549,10 +551,10 @@ setup(void) {
                         DefaultVisual(dc->dpy, screen),
                         CWOverrideRedirect | CWBackPixmap | CWEventMask, &swa);
 
-        /* input methods */
+    /* input methods */
     xim = XOpenIM(dc->dpy, NULL, NULL, NULL);
     xic = XCreateIC(xim, XNInputStyle, XIMPreeditNothing | XIMStatusNothing,
-                    XNClientWindow, win, XNFocusWindow, win, NULL);
+                    XNClientWindow, win, XNFocusWindow, win, NULL);
 
     XMapRaised(dc->dpy, win);
     resizedc(dc, mw, mh);