Another travis attempt

.travis.yml

@@ -51,14 +51,17 @@ install:
     
 before_script:
   # OpenCV install for linux
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then git clone https://github.com/Itseez/opencv.git; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then cd opencv; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then mkdir build; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then cd build; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then cmake -D CMAKE_BUILD_TYPE=RELEASE -D BUILD_SHARED_LIBS=OFF ..; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then make -j2; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then sudo make -j2 install; fi
-  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then cd ../..; fi
+  - git clone https://github.com/Itseez/opencv.git
+  - cd opencv
+  - mkdir build
+  - cd build
+  - cmake -D CMAKE_BUILD_TYPE=RELEASE -D BUILD_SHARED_LIBS=OFF ..
+  - make -j4
+  - sudo make -j2 install
+  - then cd ../..
+  - if [[ ${TRAVIS_OS_NAME} = linux ]]; then  sudo ln /dev/null /dev/raw1394; fi
+ 
+
 
 script:
   - $CXX --version