This is a small patch which allows xcmap to work properly on a 2 color
X display (monochrome).  It is not needed for the PNG patch to work,
but is included for those people who use xcmap from the XV distribu-
tion.

Andreas Dilger <adilger@enel.ucalgary.ca>
http://www-mddsp.enel.ucalgary.ca/People/adilger/

--- xv-3.10a.orig/xcmap.c	1995-01-03 13:14:52.000000000 -0800
+++ xv-3.10a/xcmap.c	2005-05-30 01:22:20.000000000 -0700
@@ -140,8 +140,13 @@
     nxcells = nycells = 8;
   else if (dispcells>4)
     nxcells = nycells = 4;
-  else
+  else if (dispcells>2)
     nxcells = nycells = 2;
+  else
+  {
+    nxcells = 2;
+    nycells = 1;
+  }
   
   /**************** Create/Open X Resources ***************/
   if ((mfinfo = XLoadQueryFont(theDisp,FONT))==NULL) {
@@ -267,18 +272,25 @@
   
   x=y=w=h=1;
   i=XParseGeometry(geom,&x,&y,&w,&h);
-  if (i&WidthValue)  WIDE = (int) w;
-  if (i&HeightValue) HIGH = (int) h;
-  
-  if (i&XValue || i&YValue) hints.flags = USPosition;  
-  else hints.flags = PPosition;
-  
-  hints.flags |= USSize;
+  if (i&WidthValue)
+  {
+    WIDE = (int) w;
+    hints.flags |= USSize;
+  }
+  if (i&HeightValue)
+  {
+    HIGH = (int) h;
+    hints.flags |= USSize;
+  }
   
-  if (i&XValue && i&XNegative) 
-    x = XDisplayWidth(theDisp,theScreen)-WIDE-abs(x);
-  if (i&YValue && i&YNegative) 
-    y = XDisplayHeight(theDisp,theScreen)-HIGH-abs(y);
+  if (i&XValue || i&YValue)
+  {
+    if (i&XNegative) 
+      x = XDisplayWidth(theDisp,theScreen)-WIDE-abs(x);
+    if (i&YNegative) 
+      y = XDisplayHeight(theDisp,theScreen)-HIGH-abs(y);
+    hints.flags |= USPosition;  
+  }
   
   hints.x=x;             hints.y=y;
   hints.width  = WIDE;   hints.height = HIGH;