CMake/Modules/CMakeFindEclipseCDT4.cmake

40 lines
2.0 KiB
CMake

# This file is included in CMakeSystemSpecificInformation.cmake if
# the Eclipse CDT4 extra generator has been selected.
FIND_PROGRAM(CMAKE_ECLIPSE_EXECUTABLE NAMES eclipse DOC "The Eclipse executable")
# The Eclipse generator needs to know the standard include path
# so that Eclipse ca find the headers at runtime and parsing etc. works better
# This is done here by actually running gcc with the options so it prints its
# system include directories, which are parsed then and stored in the cache.
MACRO(_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS _lang _result)
SET(${_result})
SET(_gccOutput)
FILE(WRITE "${CMAKE_BINARY_DIR}/CMakeFiles/dummy" "\n" )
EXECUTE_PROCESS(COMMAND ${CMAKE_C_COMPILER} -v -E -x ${_lang} dummy
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/CMakeFiles
ERROR_VARIABLE _gccOutput
OUTPUT_QUIET )
FILE(REMOVE "${CMAKE_BINARY_DIR}/CMakeFiles/dummy")
IF( "${_gccOutput}" MATCHES "> search starts here[^\n]+\n *(.+) *\n *End of (search) list" )
SET(${_result} ${CMAKE_MATCH_1})
STRING(REPLACE "\n" " " ${_result} "${${_result}}")
SEPARATE_ARGUMENTS(${_result})
ENDIF( "${_gccOutput}" MATCHES "> search starts here[^\n]+\n *(.+) *\n *End of (search) list" )
ENDMACRO(_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS _lang)
# Now check for C
IF ("${CMAKE_C_COMPILER_ID}" MATCHES GNU AND NOT CMAKE_ECLIPSE_C_SYSTEM_INCLUDE_DIRS)
_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS(c _dirs)
SET(CMAKE_ECLIPSE_C_SYSTEM_INCLUDE_DIRS "${_dirs}" CACHE INTERNAL "C compiler system include directories")
ENDIF ("${CMAKE_C_COMPILER_ID}" MATCHES GNU AND NOT CMAKE_ECLIPSE_C_SYSTEM_INCLUDE_DIRS)
# And now the same for C++
IF ("${CMAKE_CXX_COMPILER_ID}" MATCHES GNU AND NOT CMAKE_ECLIPSE_CXX_SYSTEM_INCLUDE_DIRS)
_DETERMINE_GCC_SYSTEM_INCLUDE_DIRS(c++ _dirs)
SET(CMAKE_ECLIPSE_CXX_SYSTEM_INCLUDE_DIRS "${_dirs}" CACHE INTERNAL "CXX compiler system include directories")
ENDIF ("${CMAKE_CXX_COMPILER_ID}" MATCHES GNU AND NOT CMAKE_ECLIPSE_CXX_SYSTEM_INCLUDE_DIRS)