try to build for mips

.travis.yml

@@ -5,6 +5,7 @@ env:
   matrix:
     - TOOLCHAIN=
     - TOOLCHAIN=raspberry.toolchain
+    - TOOLCHAIN=mips.toolchain
 addons:
   coverity_scan:
     project:
@@ -20,13 +21,14 @@ addons:
       - liblog4cpp5-dev
       - liblivemedia-dev
       - libasound2-dev
+      - g++-mips-linux-gnu
 before_install:
   - pip install --user cpp-coveralls pyYaml
 language: cpp
 compiler: gcc
 script:
   - echo "TOOLCHAIN=$TOOLCHAIN"
-  - if [ "$TOOLCHAIN" != "" ]; then git clone --depth 1 https://github.com/raspberrypi/tools.git rpi_tools && export PATH=$PATH:$(pwd)/rpi_tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian-x64/bin ; fi
+  - if [ "$TOOLCHAIN" == "raspberry.toolchain" ]; then git clone --depth 1 https://github.com/raspberrypi/tools.git rpi_tools && export PATH=$PATH:$(pwd)/rpi_tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian-x64/bin ; fi
   - if [ "$TOOLCHAIN" != "" ]; then cmake -DCMAKE_TOOLCHAIN_FILE=$TOOLCHAIN . ; fi
   - if [ "$TOOLCHAIN" == "" ]; then cmake .; fi
   #build 

CMakeLists.txt

@@ -35,7 +35,7 @@ include_directories("v4l2wrapper/inc")
 find_library(V4L2WRAPPER_LIBRARY libv4l2wrapper.a PATHS "." NO_CMAKE_FIND_ROOT_PATH)
 if (NOT V4L2WRAPPER_LIBRARY)
         message(STATUS "Installing v4l2wrapper")
-        EXEC_PROGRAM("git submodule init && git submodule update && make -C v4l2wrapper CC=${CMAKE_C_COMPILER} SYSROOT=${CMAKE_FIND_ROOT_PATH} && cp v4l2wrapper/libv4l2wrapper.a . && make -C v4l2wrapper clean")
+        EXEC_PROGRAM("git submodule init && git submodule update && make -C v4l2wrapper CC=${CMAKE_C_COMPILER} PREFIX=${CMAKE_FIND_ROOT_PATH} && cp v4l2wrapper/libv4l2wrapper.a . && make -C v4l2wrapper clean")
 	find_library(V4L2WRAPPER_LIBRARY libv4l2wrapper.a PATHS "." NO_CMAKE_FIND_ROOT_PATH)
         message(STATUS "v4l2wrapper built in V4L2WRAPPER_LIBRARY=${V4L2WRAPPER_LIBRARY}")	
 endif (NOT V4L2WRAPPER_LIBRARY)

mips.toolchain

@@ -0,0 +1,11 @@
+SET(CMAKE_SYSTEM_NAME Linux)
+SET(CMAKE_SYSTEM_PROCESSOR mips)
+SET(CPACK_DEBIAN_PACKAGE_ARCHITECTURE ${CMAKE_SYSTEM_PROCESSOR})
+SET(CMAKE_C_COMPILER mips-linux-gnu-gcc)
+SET(CMAKE_CXX_COMPILER mips-linux-gnu-g++)
+
+SET(CMAKE_FIND_ROOT_PATH "${CMAKE_SOURCE_DIR}/${CMAKE_SYSTEM_PROCESSOR}")
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

nanopi.toolchain

@@ -4,7 +4,7 @@ SET(CPACK_DEBIAN_PACKAGE_ARCHITECTURE ${CMAKE_SYSTEM_PROCESSOR})
 SET(CMAKE_C_COMPILER arm-linux-gcc)
 SET(CMAKE_CXX_COMPILER arm-linux-g++)
 
-execute_process(COMMAND ${CMAKE_C_COMPILER} -print-sysroot OUTPUT_VARIABLE CMAKE_FIND_ROOT_PATH OUTPUT_STRIP_TRAILING_WHITESPACE)
+SET(CMAKE_FIND_ROOT_PATH "${CMAKE_SOURCE_DIR}/${CMAKE_SYSTEM_PROCESSOR}")
 
 set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
 set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)

raspberry.toolchain

@@ -4,7 +4,7 @@ set(CPACK_DEBIAN_PACKAGE_ARCHITECTURE ${CMAKE_SYSTEM_PROCESSOR})
 SET(CMAKE_C_COMPILER arm-linux-gnueabihf-gcc)
 SET(CMAKE_CXX_COMPILER arm-linux-gnueabihf-g++)
 
-execute_process(COMMAND ${CMAKE_C_COMPILER} -print-sysroot OUTPUT_VARIABLE CMAKE_FIND_ROOT_PATH OUTPUT_STRIP_TRAILING_WHITESPACE)
+SET(CMAKE_FIND_ROOT_PATH "${CMAKE_SOURCE_DIR}/${CMAKE_SYSTEM_PROCESSOR}")
 
 SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
 set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)