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Fix cmake for rapsberry-pi cross compilation #456

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Fix cmake for rapsberry-pi cross compilation #456

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27 changes: 19 additions & 8 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -15,11 +15,22 @@ set(GLSystem "Desktop OpenGL" CACHE STRING "The OpenGL system to be used")
set_property(CACHE GLSystem PROPERTY STRINGS "Desktop OpenGL" "OpenGL ES")

#-------------------------------------------------------------------------------
#check if we're running on Raspberry Pi
#check if we're building for Raspberry Pi
MESSAGE("Looking for bcm_host.h")

# First try the non standard path (raspbian and co)
if(EXISTS "/opt/vc/include/bcm_host.h")
MESSAGE("bcm_host.h found")
set(BCMHOST found)
set(RPI_ROOT_PATH "/opt/vc")
endif()

if(EXISTS "${CMAKE_FIND_ROOT_PATH}/usr/include/bcm_host.h")
set(BCMHOST found)
set(RPI_ROOT_PATH "${CMAKE_FIND_ROOT_PATH}/usr")
endif()

if (DEFINED BCMHOST)
MESSAGE("bcm_host.h found")
set(GLSystem "OpenGL ES")
else()
MESSAGE("bcm_host.h not found")
Expand All @@ -28,7 +39,7 @@ endif()
#-------------------------------------------------------------------------------
#check if we're running on olinuxino
MESSAGE("Looking for libMali.so")
if(EXISTS "/usr/lib/libMali.so")
if(EXISTS "${CMAKE_FIND_ROOT_PATH}/usr/lib/libMali.so")
MESSAGE("libMali.so found")
set(GLSystem "OpenGL ES")
else()
Expand Down Expand Up @@ -112,10 +123,10 @@ endif()

if(DEFINED BCMHOST)
LIST(APPEND COMMON_INCLUDE_DIRS
"/opt/vc/include"
"/opt/vc/include/interface/vcos"
"/opt/vc/include/interface/vmcs_host/linux"
"/opt/vc/include/interface/vcos/pthreads"
"${RPI_ROOT_PATH}/include"
"${RPI_ROOT_PATH}/include/interface/vcos"
"${RPI_ROOT_PATH}/include/interface/vmcs_host/linux"
"${RPI_ROOT_PATH}/include/interface/vcos/pthreads"
)
else()
if(${GLSystem} MATCHES "Desktop OpenGL")
Expand All @@ -134,7 +145,7 @@ endif()
if(DEFINED BCMHOST)
link_directories(
${Boost_LIBRARY_DIRS}
"/opt/vc/lib"
"${CMAKE_FIND_ROOT_PATH}/lib"
)
else()
link_directories(
Expand Down