Fixes #448360.

 -- Chris Lamb <chris@chris-lamb.co.uk>  Sun, 18 May 2008 02:11:57 +0100

--- imlib-1.9.15.orig/gdk_imlib/misc.c	2008-05-18 01:47:54.000000000 +0100
+++ imlib-1.9.15/gdk_imlib/misc.c	2008-05-18 02:14:13.000000000 +0100
@@ -676,6 +674,10 @@
   visual = gdk_rgb_get_visual();
   id->x.visual = GDK_VISUAL_XVISUAL(visual);	/* the visual type */
   id->x.depth = visual->depth;	/* the depth of the screen in bpp */
+
+  id->x.shm = 0;
+  id->x.shmp = 0;
+  id->max_shm = 0;
 #ifdef HAVE_SHM
   if (XShmQueryExtension(id->x.disp))
     {
@@ -691,17 +693,14 @@
 	      id->x.last_xim = NULL;
 	      id->x.last_sxim = NULL;
 	      id->max_shm = 0x7fffffff;
-	      if (XShmPixmapFormat(id->x.disp) == ZPixmap)
+	      if ((XShmPixmapFormat(id->x.disp) == ZPixmap) &&
+		  (pm == True))
 		id->x.shmp = 1;
 	    }
 	}
     }
-  else
 #endif
-    {
-      id->x.shm = 0;
-      id->x.shmp = 0;
-    }
+
   id->cache.on_image = 0;
   id->cache.size_image = 0;
   id->cache.num_image = 0;
@@ -937,8 +936,8 @@
 	}
       if (p->flags & PARAMS_SHAREDPIXMAPS)
 	{
-	  if (id->x.shm)
-	    id->x.shmp = p->sharedpixmaps;
+	  if (!p->sharedpixmaps)
+	    id->x.shmp = 0;
 	}
       if (p->flags & PARAMS_PALETTEOVERRIDE)
 	override = p->paletteoverride;
--- imlib-1.9.15.orig/Imlib/misc.c	2008-05-18 01:47:54.000000000 +0100
+++ imlib-1.9.15/Imlib/misc.c	2008-05-18 02:14:13.000000000 +0100
@@ -677,6 +675,10 @@
   id->x.root = DefaultRootWindow(disp);		/* the root window id */
   id->x.visual = DefaultVisual(disp, id->x.screen);	/* the visual type */
   id->x.depth = DefaultDepth(disp, id->x.screen);	/* the depth of the screen in bpp */
+
+  id->x.shm = 0;
+  id->x.shmp = 0;
+  id->max_shm = 0;
 #ifdef HAVE_SHM
   if (XShmQueryExtension(id->x.disp))
     {
@@ -692,17 +694,14 @@
 	      id->x.last_xim = NULL;
 	      id->x.last_sxim = NULL;
 	      id->max_shm = 0x7fffffff;
-	      if (XShmPixmapFormat(id->x.disp) == ZPixmap)
+	      if ((XShmPixmapFormat(id->x.disp) == ZPixmap &&
+		   (pm == True)))
 		id->x.shmp = 1;
 	    }
 	}
     }
-  else
 #endif
-    {
-      id->x.shm = 0;
-      id->x.shmp = 0;
-    }
+
   id->cache.on_image = 0;
   id->cache.size_image = 0;
   id->cache.num_image = 0;
@@ -954,8 +953,8 @@
 	}
       if (p->flags & PARAMS_SHAREDPIXMAPS)
 	{
-	  if (id->x.shm)
-	    id->x.shmp = p->sharedpixmaps;
+	  if (!p->sharedpixmaps)
+	    id->x.shmp = 0;
 	}
       if (p->flags & PARAMS_PALETTEOVERRIDE)
 	override = p->paletteoverride;