From 1f39090cc0f47893977f8abc33b5f1933a3c275e Mon Sep 17 00:00:00 2001
From: don bright <hugh.m.bright@gmail.com>
Date: Thu, 31 Jan 2013 20:16:28 -0800
Subject: [PATCH] fix GLU issues caued by mesa split from glu. clarify test
 error msg

---
 scripts/uni-build-dependencies.sh | 43 +++++++++++++++++++++++++------
 tests/CMakeLists.txt              |  5 ++++
 tests/test_cmdline_tool.py        |  2 +-
 3 files changed, 41 insertions(+), 9 deletions(-)

diff --git a/scripts/uni-build-dependencies.sh b/scripts/uni-build-dependencies.sh
index 3b6a2416..6f84482f 100755
--- a/scripts/uni-build-dependencies.sh
+++ b/scripts/uni-build-dependencies.sh
@@ -24,6 +24,7 @@
 #
 # Prerequisites:
 # - wget or curl
+# - OpenGL (gl.h)
 # - gcc
 #
 # Enable Clang (experimental, only works on linux):
@@ -41,6 +42,26 @@ printUsage()
   echo
 }
 
+build_glu()
+{
+  version=$1
+  if [ -e $DEPLOYDIR/lib/libGLU.so ]; then
+    echo "GLU already installed. not building"
+    return
+  fi
+  echo "Building GLU" $version "..."
+  cd $BASEDIR/src
+  rm -rf glu-$version
+  if [ ! -f glu-$version.tar.gz ]; then
+    curl -O http://cgit.freedesktop.org/mesa/glu/snapshot/glu-$version.tar.gz
+  fi
+  tar xzf glu-$version.tar.gz
+  cd glu-$version
+  ./autogen.sh --prefix=$DEPLOYDIR
+  make -j$NUMCPU
+  make install
+}
+
 build_qt4()
 {
   version=$1
@@ -57,7 +78,7 @@ build_qt4()
   tar xzf qt-everywhere-opensource-src-$version.tar.gz
   cd qt-everywhere-opensource-src-$version
   ./configure -prefix $DEPLOYDIR -opensource -confirm-license -fast -no-qt3support -no-svg -no-phonon -no-audio-backend -no-multimedia -no-javascript-jit -no-script -no-scripttools -no-declarative -no-xmlpatterns -nomake demos -nomake examples -nomake docs -nomake translations -no-webkit
-  make -j $NUMCPU
+  make -j$NUMCPU
   make install
   QTDIR=$DEPLOYDIR
   export QTDIR
@@ -228,14 +249,15 @@ build_cgal()
   cd $BASEDIR/src
   rm -rf CGAL-$version
   if [ ! -f CGAL-$version.tar.* ]; then
-    #4.0.2
-    curl --insecure -O https://gforge.inria.fr/frs/download.php/31174/CGAL-$version.tar.bz2
-    # 4.0 curl --insecure -O https://gforge.inria.fr/frs/download.php/30387/CGAL-$version.tar.gz
-    # 3.9 curl --insecure -O https://gforge.inria.fr/frs/download.php/29125/CGAL-$version.tar.gz
+    # 4.1
+    curl --insecure -O https://gforge.inria.fr/frs/download.php/31640/CGAL-$version.tar.bz2
+    # 4.0.2 curl --insecure -O https://gforge.inria.fr/frs/download.php/31174/CGAL-$version.tar.bz2
+    # 4.0 curl --insecure -O https://gforge.inria.fr/frs/download.php/30387/CGAL-$version.tar.gz #4.0
+    # 3.9 curl --insecure -O https://gforge.inria.fr/frs/download.php/29125/CGAL-$version.tar.gz #3.9
     # 3.8 curl --insecure -O https://gforge.inria.fr/frs/download.php/28500/CGAL-$version.tar.gz
     # 3.7 curl --insecure -O https://gforge.inria.fr/frs/download.php/27641/CGAL-$version.tar.gz
   fi
-  tar jxf CGAL-$version.tar.bz2
+  tar xf CGAL-$version.tar.bz2
   cd CGAL-$version
   if [ "`echo $2 | grep use-sys-libs`" ]; then
     cmake -DCMAKE_INSTALL_PREFIX=$DEPLOYDIR -DWITH_CGAL_Qt3=OFF -DWITH_CGAL_Qt4=OFF -DWITH_CGAL_ImageIO=OFF -DCMAKE_BUILD_TYPE=Debug
@@ -301,7 +323,7 @@ build_glew()
 
 build_opencsg()
 {
-  if [ -e $DEPLOYDIR/include/opencsg.h ]; then
+  if [ -e $DEPLOYDIR/lib/libopencsg.so ]; then
     echo "OpenCSG already installed. not building"
     return
   fi
@@ -460,6 +482,11 @@ if [ $1 ]; then
     build_qt4 4.8.4
     exit
   fi
+  if [ $1 == "glu" ]; then
+    # Mesa and GLU split in late 2012, so it's not on some systems
+    build_glu 9.0.0
+    exit
+  fi
 fi
 
 
@@ -472,7 +499,7 @@ build_gmp 5.0.5
 build_mpfr 3.1.1
 build_boost 1.52.0
 # NB! For CGAL, also update the actual download URL in the function
-build_cgal 4.0.2
+build_cgal 4.1
 build_glew 1.9.0
 build_opencsg 1.3.2
 
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index d2daf43d..fcf7d088 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -179,6 +179,11 @@ endif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
 
 set(CMAKE_INCLUDE_DIRECTORIES_BEFORE ON)
 find_package(OpenGL REQUIRED)
+if ( "${OPENGL_glu_LIBRARY}" MATCHES "NOTFOUND" )
+  # GLU and Mesa split in late 2012 so some systems dont have GLU
+  find_library(OPENGL_glu_LIBRARY GLU HINTS "$ENV{OPENSCAD_LIBRARIES}/lib" REQUIRED)
+  set( OPENGL_LIBRARY ${OPENGL_glu_LIBRARY} ${OPENGL_LIBRARY} )
+endif()
 
 if (MINGW_CROSS_ENV_DIR) 
   mingw_cross_env_find_qt()
diff --git a/tests/test_cmdline_tool.py b/tests/test_cmdline_tool.py
index f29acc0f..889c429a 100755
--- a/tests/test_cmdline_tool.py
+++ b/tests/test_cmdline_tool.py
@@ -101,7 +101,7 @@ def compare_png(resultfilename):
     msg += '\n expected image: ' + expectedfilename + '\n'
     print >> sys.stderr, msg
     if not resultfilename:
-        print >> sys.stderr, "Error: OpenSCAD did not generate an image to test"
+        print >> sys.stderr, "Error: OpenSCAD error during test image generation"
         return False
     print >> sys.stderr, ' actual image: ', resultfilename