[dwm] [patch] drawtext()

[Martin Hurton]

Here is anothe little patch. No big change, just makes the drawtext()
function a bit more compact and efficient. Comments are welcome.

Cheers,
/Martin

diff -r a63cb246f35c dwm.c
--- a/dwm.c     Thu Aug 14 12:36:49 2008 +0200
+++ b/dwm.c     Thu Aug 14 15:44:56 2008 +0200
@@ -576,15 +576,14 @@
        if(!text)
                return;
        olen = strlen(text);
-       len = MIN(olen, sizeof buf);
-       memcpy(buf, text, len);
        h = dc.font.ascent + dc.font.descent;
        y = dc.y + (dc.h / 2) - (h / 2) + dc.font.ascent;
        x = dc.x + (h / 2);
        /* shorten text if necessary */
-       for(; len && (i = textnw(buf, len)) > dc.w - h; len--);
+       for(len = MIN(olen, sizeof buf); len && textnw(text, len) > dc.w - h; 
len--);
        if(!len)
                return;
+       memcpy(buf, text, len);
        if(len < olen)
                for(i = len; i && i > len - 3; buf[--i] = '.');
        XSetForeground(dpy, dc.gc, col[invert ? ColBG : ColFG]);