add static flag for exe build if no shared build is requested

.travis.yml

@@ -15,12 +15,12 @@ env:
   matrix:
     - LINUX=1 TRAVIS_NO_EXPORT=YES
     - LINUX=1 TRAVIS_NO_EXPORT=NO
-    - LINUX=1 TRAVIS_STATIC_BUILD=ON
-    - LINUX=1 TRAVIS_STATIC_BUILD=OFF
+    - LINUX=1 SHARED_BUILD=ON
+    - LINUX=1 SHARED_BUILD=OFF
     - WINDOWS=1 TRAVIS_NO_EXPORT=YES
     - WINDOWS=1 TRAVIS_NO_EXPORT=NO
-    - WINDOWS=1 TRAVIS_STATIC_BUILD=ON
-    - WINDOWS=1 TRAVIS_STATIC_BUILD=OFF
+    - WINDOWS=1 SHARED_BUILD=ON
+    - WINDOWS=1 SHARED_BUILD=OFF
     - ANDROID=1
 
 language: cpp
@@ -38,7 +38,7 @@ script:
     elif [ $RESERVED ]; then
     echo "Reserved condition" ;
     else
-    cmake -G "Unix Makefiles" -DASSIMP_ENABLE_BOOST_WORKAROUND=YES -DASSIMP_NO_EXPORT=$TRAVIS_NO_EXPORT -STATIC_BUILD=$TRAVIS_STATIC_BUILD ;
+    cmake -G "Unix Makefiles" -DASSIMP_ENABLE_BOOST_WORKAROUND=YES -DASSIMP_NO_EXPORT=$TRAVIS_NO_EXPORT -DBUILD_SHARED_LIBS=$SHARED_BUILD ;
     make ;
     sudo make install ;
     sudo ldconfig ;

CMakeLists.txt

@@ -1,6 +1,10 @@
 cmake_minimum_required( VERSION 2.8 )
 PROJECT( Assimp )
 
+if(NOT BUILD_SHARED_LIBS)
+	set(CMAKE_EXE_LINKER_FLAGS "-static")
+endif(NOT BUILD_SHARED_LIBS)
+
 # Define here the needed parameters
 set (ASSIMP_VERSION_MAJOR 3)
 set (ASSIMP_VERSION_MINOR 1)