From 287de5e1fb46016380172174f130a6eebd97e796 Mon Sep 17 00:00:00 2001
From: Harry Moffat <hkmoffa@sandia.gov>
Date: Tue, 5 Feb 2013 00:32:05 +0000
Subject: [PATCH] Added gtest to Cantera's application environment.

---
 SConstruct     |  1 +
 ext/SConscript | 31 ++++++++++++++++++++++++++-----
 2 files changed, 27 insertions(+), 5 deletions(-)

diff --git a/SConstruct b/SConstruct
index dc22b7483..52293483f 100644
--- a/SConstruct
+++ b/SConstruct
@@ -952,6 +952,7 @@ elif env['layout'] == 'debian':
 else:
     env['PYTHON_INSTALLER'] = 'direct'
 
+
 addInstallActions = ('install' in COMMAND_LINE_TARGETS or
                      'uninstall' in COMMAND_LINE_TARGETS)
 
diff --git a/ext/SConscript b/ext/SConscript
index 554ba369e..b4b4beea5 100644
--- a/ext/SConscript
+++ b/ext/SConscript
@@ -151,11 +151,32 @@ for subdir, extensions, prepFunction in libs:
         # Build the shared library
         liby = build(localenv.SharedLibrary(pjoin('..', 'lib', sharedLibName), objects))
         install('$inst_libdir', liby)
-
-
+#   ---------------------------------------------------
+# GTEST
+#   ---------------------------------------------------
+# OK, handle the construction of the gtest library. Gtest applications require the construction of 
+# a library object that will get linked in at link time and a set of include files that will available
+# at compile time.
+#
+#  Create a local environment for creating the libgtest.a static library
+#      -> we need to the gtest include files
+#      -> I don't know about pthreads within gtest.
 localenv = env.Clone()
 localenv.Prepend(CPPPATH=[Dir('#ext/gtest'),
                           Dir('#ext/gtest/include')],
-                CPPDEFINES={'GTEST_HAS_PTHREAD': 0})
-build(localenv.Library(pjoin('../lib', 'gtest'),
-                       source=['gtest/src/gtest-all.cc']))
+                 CPPDEFINES={'GTEST_HAS_PTHREAD': 0})
+#
+#  Create a build object for libgtest.a and a source file, gtest-all.cc that includes all of the gtest sources
+#
+llib = build(localenv.Library(pjoin('../lib', 'gtest'),
+                              source=['gtest/src/gtest-all.cc']))
+#
+#  Add libgtest.a to the install directions
+#
+install('$inst_libdir', llib)
+#
+#  Add all of the gtest include files to the install directions
+#
+install(localenv.RecursiveInstall, '$inst_incroot', '#/ext/gtest/include')
+#   ---------------------------------------------------
+