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Cmake module to find STM32 Discovery library files #132

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Cmake module to find STM32 Discovery library files #132

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52 changes: 52 additions & 0 deletions cmake/FindSTM32Discovery.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,52 @@
SET(DISCOVERY_COMPONENTS i2c_ee ioe l3gd20 lcd sdram)

IF(NOT STM32Discovery_FIND_COMPONENTS)
SET(STM32Discovery_FIND_COMPONENTS ${DISCOVERY_COMPONENTS})
MESSAGE(STATUS "No STM32 Discovery components selected, using all: ${DISCOVERY_COMPONENTS}")
ENDIF()

SET(DISC_PREFIX stm32f429i_discovery)

SET(DISC_HEADERS
${DISC_PREFIX}.h
)

SET(DISC_SRCS
${DISC_PREFIX}.c
)

FOREACH(cmp ${STM32Discovery_FIND_COMPONENTS})
LIST(FIND DISCOVERY_COMPONENTS ${cmp} DISC_FOUND_INDEX)
IF(${DISC_FOUND_INDEX} LESS 0)
MESSAGE(FATAL_ERROR "Unknown STM32 Discovery component: ${cmp}. Available components: ${DISCOVERY_COMPONENTS}")
ELSE()
LIST(APPEND DISC_HEADERS ${DISC_PREFIX}_${cmp}.h)
LIST(APPEND DISC_SRCS ${DISC_PREFIX}_${cmp}.c)
ENDIF()
ENDFOREACH()

LIST(REMOVE_DUPLICATES DISC_HEADERS)
LIST(REMOVE_DUPLICATES DISC_SRCS)

FOREACH(HEADER ${DISC_HEADERS})
FIND_PATH(STM32Discovery_INCLUDE_DIR ${DISC_HEADERS}
PATH_SUFFIXES Utilities
HINTS ${STM32Discovery_DIR}/Utilities/STM32F429I-Discovery
CMAKE_FIND_ROOT_PATH_BOTH
)
ENDFOREACH()

FOREACH(DISC_SRC ${DISC_SRCS})
STRING(MAKE_C_IDENTIFIER "${DISC_SRC}" DISC_SRC_CLEAN)
SET(DISC_${DISC_SRC_CLEAN}_FILE DISC_SRC_FILE-NOTFOUND)
FIND_FILE(DISC_${DISC_SRC_CLEAN}_FILE ${DISC_SRC}
PATH_SUFFIXES Utilities STM32F429I-Discovery
HINTS ${STM32Discovery_DIR}/Utilities/STM32F429I-Discovery
CMAKE_FIND_ROOT_PATH_BOTH
)
LIST(APPEND STM32Discovery_SOURCES ${DISC_${DISC_SRC_CLEAN}_FILE})
ENDFOREACH()

INCLUDE(FindPackageHandleStandardArgs)

FIND_PACKAGE_HANDLE_STANDARD_ARGS(STM32Discovery DEFAULT_MSG STM32Discovery_INCLUDE_DIR STM32Discovery_SOURCES)