fixes to linux build script for x86_64 (disable dist) and re-enable

ref/examples

build/linux/dist.sh

@@ -2,6 +2,13 @@
 
 REVISION=`head -c 4 ../../todo.txt`
 
+ARCH=`uname -m`
+if [ $ARCH != "i686" ]
+then
+  echo At present, the Linux distribution can only be built on i686 \(32-bit\).
+  exit
+fi
+
 ./make.sh
 
 echo Creating linux distribution for revision $REVISION...

build/linux/make.sh

@@ -1,9 +1,6 @@
 #!/bin/sh
 
 
-ARCH=`uname -m`
-
-
 ### -- SETUP WORK DIR -------------------------------------------
 
 if test -d work
@@ -21,10 +18,10 @@ else
   cp ../../app/lib/jna.jar work/lib/
 
   echo Extracting examples...
-#  unzip -q -d work/ ../shared/examples.zip
+  unzip -q -d work/ ../shared/examples.zip
 
   echo Extracting reference...
-#  unzip -q -d work/ ../shared/reference.zip
+  unzip -q -d work/ ../shared/reference.zip
 
   cp -r ../../net work/libraries/
   cp -r ../../opengl work/libraries/
@@ -37,6 +34,7 @@ else
 
   install -m 755 dist/processing work/processing
 
+  ARCH=`uname -m`
   if [ $ARCH = "i686" ]
   then
     echo Extracting JRE...