toolchain-arm-eabi-gcc.cmake

include(CMakeForceCompiler)
set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR cortex-m3)
 
find_program(ARM_CC arm-none-eabi-gcc /usr/local/bin/)
find_program(ARM_CXX arm-none-eabi-g++ /usr/local/bin/)
find_program(ARM_OBJCOPY arm-none-eabi-objcopy /usr/local/bin/)
find_program(ARM_SIZE_TOOL arm-none-eabi-size /usr/local/bin/)

CMAKE_FORCE_C_COMPILER(${ARM_CC} GNU)
CMAKE_FORCE_CXX_COMPILER(${ARM_CXX} GNU)

set(CMAKE_ARM_FLAGS
  "-mcpu=cortex-m3 -mthumb -fno-common -ffunction-sections -fdata-sections"
)
 
if (CMAKE_SYSTEM_PROCESSOR STREQUAL "cortex-m3")
    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_ARM_FLAGS}")
    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_ARM_FLAGS}")
    set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_ARM_FLAGS}")
else ()
  message(WARNING
    "Processor not recognised in toolchain file, "
    "compiler flags not configured."
  )
endif ()
 
# fix long strings (CMake appends semicolons)
string(REGEX REPLACE ";" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
 
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}" CACHE STRING "")
 
set(BUILD_SHARED_LIBS OFF)