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70de8bd5ae
Using the new module ProcessorCount.cmake now the number of CPUs is detected, and if it is bigger than 1, make -jX is set accordingly. Alex
78 lines
4.0 KiB
CMake
78 lines
4.0 KiB
CMake
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#=============================================================================
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# Copyright 2009 Kitware, Inc.
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distribute this file outside of CMake, substitute the full
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# License text for the above reference.)
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# This file is included in CMakeSystemSpecificInformation.cmake if
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# the Eclipse CDT4 extra generator has been selected.
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FIND_PROGRAM(CMAKE_ECLIPSE_EXECUTABLE NAMES eclipse DOC "The Eclipse executable")
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FUNCTION(_FIND_ECLIPSE_VERSION)
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# This code is in a function so the variables used here have only local scope
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IF(CMAKE_ECLIPSE_EXECUTABLE)
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GET_FILENAME_COMPONENT(_ECLIPSE_DIR "${CMAKE_ECLIPSE_EXECUTABLE}" PATH)
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FILE(GLOB _ECLIPSE_FEATURE_DIR "${_ECLIPSE_DIR}/features/org.eclipse.platform*")
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IF("${_ECLIPSE_FEATURE_DIR}" MATCHES ".+org.eclipse.platform_([0-9]+\\.[0-9]+).+")
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SET(_ECLIPSE_VERSION ${CMAKE_MATCH_1})
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ENDIF()
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ENDIF()
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# Set up a map with the names of the Eclipse releases:
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SET(_ECLIPSE_VERSION_NAME_ "Unknown" )
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SET(_ECLIPSE_VERSION_NAME_3.2 "Callisto" )
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SET(_ECLIPSE_VERSION_NAME_3.3 "Europa" )
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SET(_ECLIPSE_VERSION_NAME_3.4 "Ganymede" )
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SET(_ECLIPSE_VERSION_NAME_3.5 "Galileo" )
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SET(_ECLIPSE_VERSION_NAME_3.6 "Helios" )
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SET(_ECLIPSE_VERSION_NAME_3.7 "Indigo" )
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IF(_ECLIPSE_VERSION)
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MESSAGE(STATUS "Found Eclipse version ${_ECLIPSE_VERSION} (${_ECLIPSE_VERSION_NAME_${_ECLIPSE_VERSION}})")
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ELSE()
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SET(_ECLIPSE_VERSION "3.6" )
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MESSAGE(STATUS "Could not determine Eclipse version, assuming at least ${_ECLIPSE_VERSION} (${_ECLIPSE_VERSION_NAME_${_ECLIPSE_VERSION}}). Adjust CMAKE_ECLIPSE_VERSION if this is wrong.")
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ENDIF()
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SET(CMAKE_ECLIPSE_VERSION "${_ECLIPSE_VERSION} (${_ECLIPSE_VERSION_NAME_${_ECLIPSE_VERSION}})" CACHE STRING "The version of Eclipse. If Eclipse has not been found, 3.6 (Helios) is assumed.")
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SET_PROPERTY(CACHE CMAKE_ECLIPSE_VERSION PROPERTY STRINGS "3.2 (${_ECLIPSE_VERSION_NAME_3.2})"
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"3.3 (${_ECLIPSE_VERSION_NAME_3.3})"
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"3.4 (${_ECLIPSE_VERSION_NAME_3.4})"
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"3.5 (${_ECLIPSE_VERSION_NAME_3.5})"
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"3.6 (${_ECLIPSE_VERSION_NAME_3.6})"
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"3.7 (${_ECLIPSE_VERSION_NAME_3.7})")
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ENDFUNCTION()
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_FIND_ECLIPSE_VERSION()
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# Try to find out how many CPUs we have and set the -j argument for make accordingly
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SET(_CMAKE_ECLIPSE_INITIAL_MAKE_ARGS "")
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INCLUDE(ProcessorCount)
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PROCESSORCOUNT(_CMAKE_ECLIPSE_PROCESSOR_COUNT)
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# Only set -j if we are under UNIX and if the make-tool used actually has "make" in the name
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# (we may also get here in the future e.g. for ninja)
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IF("${_CMAKE_ECLIPSE_PROCESSOR_COUNT}" GREATER 1 AND UNIX AND "${CMAKE_MAKE_PROGRAM}" MATCHES make)
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SET(_CMAKE_ECLIPSE_INITIAL_MAKE_ARGS "-j${_CMAKE_ECLIPSE_PROCESSOR_COUNT}")
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ENDIF()
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# This variable is used by the Eclipse generator and appended to the make invocation commands.
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SET(CMAKE_ECLIPSE_MAKE_ARGUMENTS "${_CMAKE_ECLIPSE_INITIAL_MAKE_ARGS}" CACHE STRING "Additional command line arguments when Eclipse invokes make. Enter e.g. -j<some_number> to get parallel builds")
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# This variable is used by the Eclipse generator in out-of-source builds only.
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SET(ECLIPSE_CDT4_GENERATE_SOURCE_PROJECT FALSE CACHE BOOL "If enabled, CMake will generate a source project for Eclipse in CMAKE_SOURCE_DIR")
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MARK_AS_ADVANCED(ECLIPSE_CDT4_GENERATE_SOURCE_PROJECT)
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# Determine builtin macros and include dirs:
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INCLUDE(${CMAKE_CURRENT_LIST_DIR}/CMakeExtraGeneratorDetermineCompilerMacrosAndIncludeDirs.cmake)
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