make download-jdk-macosx target work properly

build/build.xml

@@ -256,8 +256,6 @@
 
   <available file="${jdk.path.macosx}" property="macosx_jdk_found" />
 
-  <fail if="macosx" unless="macosx_jdk_found"
-        message="JDK ${jdk.short} required.${line.separator}To build on OS X, you must install Oracle's JDK ${jdk.short} from${line.separator}http://www.oracle.com/technetwork/java/javase/downloads${line.separator}Note that only ${jdk.short} (not a later or earlier version) will work. ${line.separator}And it must be the JDK, not the JRE. And do not try to defy me again.${line.separator}Or... type 'ant download-jdk-macosx' to download it to your Desktop." />
   <!--
   <fail if="linux" unless="java_tools_found" 
         message="The JAVA_HOME variable must be set to the location of a full JDK. For instance, on Ubuntu Linux, this might be /usr/lib/jvm/java-6-sun." />
@@ -293,6 +291,11 @@
   </fileset>
 
   <target name="build" description="Build Processing.">
+    <!-- Require that a JDK be installed, but call this on build, so that
+         the download-jdk-macosx target can be called. -->
+    <fail if="macosx" unless="macosx_jdk_found"
+          message="JDK ${jdk.short} required.${line.separator}To build on OS X, you must install Oracle's JDK ${jdk.short} from${line.separator}http://www.oracle.com/technetwork/java/javase/downloads${line.separator}Note that only ${jdk.short} (not a later or earlier version) will work. ${line.separator}And it must be the JDK, not the JRE. And do not try to defy me again.${line.separator}Or... type 'ant download-jdk-macosx' to download it to your Desktop." />
+
     <antcall target="${platform}-build" />
   </target>
 

core/todo.txt

@@ -21,6 +21,8 @@ _ update wiki/docs to say "don't override sketchXxxx() methods"
 
 3.0 final
 _ move blending calculations from PImage into PGraphics
+_   tricky because that means moving blend_resize() as well
+_   and should that live in PGraphics or be its own class or ??
 _ move AWT image loading into PImageAWT
 _   look into how GL and FX will handle from there
 _ run only the necessary pieces on the EDT

todo.txt

@@ -1,4 +1,6 @@
 0240 (3.0b2)
+X make download-jdk-macosx target work properly
+
 _ if no platforms selected in export, will still say "done exporting!"
 _   maybe if none selected, should default select the current platform
 _   why are none selected in the first place? not getting saved?