FindBoost: Search for debug and release libraries separately (#15364)
Split Boost_LIBRARY_DIR into Boost_LIBRARY_DIR_[RELEASE,DEBUG] to allow libraries to be grouped into per-config directories.
This commit is contained in:
Gunther Laure
Brad King
parent
098160d5f2
commit
892b854f57
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@ -49,7 +49,8 @@
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# and saves search results persistently in CMake cache entries::
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#
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# Boost_INCLUDE_DIR - Directory containing Boost headers
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# Boost_LIBRARY_DIR - Directory containing Boost libraries
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# Boost_LIBRARY_DIR_RELEASE - Directory containing release Boost libraries
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# Boost_LIBRARY_DIR_DEBUG - Directory containing debug Boost libraries
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# Boost_<C>_LIBRARY_DEBUG - Component <C> library debug variant
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# Boost_<C>_LIBRARY_RELEASE - Component <C> library release variant
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#
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@ -65,7 +66,8 @@
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# using the above hints (excluding BOOST_INCLUDEDIR and
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# Boost_ADDITIONAL_VERSIONS), "lib" directories near Boost_INCLUDE_DIR,
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# and the library name configuration settings below. It saves the
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# library directory in Boost_LIBRARY_DIR and individual library
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# library directories in Boost_LIBRARY_DIR_DEBUG and
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# Boost_LIBRARY_DIR_RELEASE and individual library
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# locations in Boost_<C>_LIBRARY_DEBUG and Boost_<C>_LIBRARY_RELEASE.
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# When one changes settings used by previous searches in the same build
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# tree (excluding environment variables) this module discards previous
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@ -118,6 +120,8 @@
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# "/usr/lib/libboost_system.so". This does not
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# affect linking and should not be enabled unless
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# the user needs this information.
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# Boost_LIBRARY_DIR - Default value for Boost_LIBRARY_DIR_RELEASE and
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# Boost_LIBRARY_DIR_DEBUG.
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#
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# On Visual Studio and Borland compilers Boost headers request automatic
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# linking to corresponding libraries. This requires matching libraries
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@ -283,6 +287,14 @@ macro(_Boost_ADJUST_LIB_VARS basename)
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)
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endmacro()
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# Detect changes in used variables.
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# Compares the current variable value with the last one.
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# In short form:
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# v != v_LAST -> CHANGED = 1
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# v is defined, v_LAST not -> CHANGED = 1
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# v is not defined, but v_LAST is -> CHANGED = 1
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# otherwise -> CHANGED = 0
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# CHANGED is returned in variable named ${changed_var}
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macro(_Boost_CHANGE_DETECT changed_var)
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set(${changed_var} 0)
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foreach(v ${ARGN})
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@ -305,23 +317,33 @@ macro(_Boost_CHANGE_DETECT changed_var)
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endforeach()
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endmacro()
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macro(_Boost_FIND_LIBRARY var)
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#
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# Find the given library (var).
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# Use 'build_type' to support different lib paths for RELEASE or DEBUG builds
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#
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macro(_Boost_FIND_LIBRARY var build_type)
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find_library(${var} ${ARGN})
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if(${var})
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# If this is the first library found then save Boost_LIBRARY_DIR.
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if(NOT Boost_LIBRARY_DIR)
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# If this is the first library found then save Boost_LIBRARY_DIR_[RELEASE,DEBUG].
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if(NOT Boost_LIBRARY_DIR_${build_type})
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get_filename_component(_dir "${${var}}" PATH)
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set(Boost_LIBRARY_DIR "${_dir}" CACHE PATH "Boost library directory" FORCE)
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set(Boost_LIBRARY_DIR_${build_type} "${_dir}" CACHE PATH "Boost library directory ${build_type}" FORCE)
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endif()
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elseif(_Boost_FIND_LIBRARY_HINTS_FOR_COMPONENT)
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# Try component-specific hints but do not save Boost_LIBRARY_DIR.
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# Try component-specific hints but do not save Boost_LIBRARY_DIR_[RELEASE,DEBUG].
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find_library(${var} HINTS ${_Boost_FIND_LIBRARY_HINTS_FOR_COMPONENT} ${ARGN})
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endif()
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# If Boost_LIBRARY_DIR is known then search only there.
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if(Boost_LIBRARY_DIR)
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set(_boost_LIBRARY_SEARCH_DIRS ${Boost_LIBRARY_DIR} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
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# If Boost_LIBRARY_DIR_[RELEASE,DEBUG] is known then search only there.
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if(Boost_LIBRARY_DIR_${build_type})
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set(_boost_LIBRARY_SEARCH_DIRS_${build_type} ${Boost_LIBRARY_DIR_${build_type}} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
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if(Boost_DEBUG)
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message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
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" Boost_LIBRARY_DIR_${build_type} = ${Boost_LIBRARY_DIR_${build_type}}"
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" _boost_LIBRARY_SEARCH_DIRS_${build_type} = ${_boost_LIBRARY_SEARCH_DIRS_${build_type}}")
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endif()
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endif()
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endmacro()
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@ -456,6 +478,16 @@ endfunction()
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# main.
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#-------------------------------------------------------------------------------
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# If the user sets Boost_LIBRARY_DIR, use it as the default for both
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# configurations.
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if(NOT Boost_LIBRARY_DIR_RELEASE AND Boost_LIBRARY_DIR)
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set(Boost_LIBRARY_DIR_RELEASE "${Boost_LIBRARY_DIR}")
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endif()
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if(NOT Boost_LIBRARY_DIR_DEBUG AND Boost_LIBRARY_DIR)
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set(Boost_LIBRARY_DIR_DEBUG "${Boost_LIBRARY_DIR}")
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endif()
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if(NOT DEFINED Boost_USE_MULTITHREADED)
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set(Boost_USE_MULTITHREADED TRUE)
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endif()
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@ -846,49 +878,54 @@ endif()
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# ------------------------------------------------------------------------
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# Begin finding boost libraries
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# ------------------------------------------------------------------------
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set(_Boost_VARS_LIB BOOST_LIBRARYDIR Boost_LIBRARY_DIR)
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_Boost_CHANGE_DETECT(_Boost_CHANGE_LIBDIR ${_Boost_VARS_DIR} ${_Boost_VARS_LIB} Boost_INCLUDE_DIR)
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# Clear Boost_LIBRARY_DIR if it did not change but other input affecting the
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foreach(c DEBUG RELEASE)
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set(_Boost_VARS_LIB_${c} BOOST_LIBRARYDIR Boost_LIBRARY_DIR_${c})
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_Boost_CHANGE_DETECT(_Boost_CHANGE_LIBDIR_${c} ${_Boost_VARS_DIR} ${_Boost_VARS_LIB_${c}} Boost_INCLUDE_DIR)
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# Clear Boost_LIBRARY_DIR_${c} if it did not change but other input affecting the
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# location did. We will find a new one based on the new inputs.
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if(_Boost_CHANGE_LIBDIR AND NOT _Boost_LIBRARY_DIR_CHANGED)
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unset(Boost_LIBRARY_DIR CACHE)
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if(_Boost_CHANGE_LIBDIR_${c} AND NOT _Boost_LIBRARY_DIR_${c}_CHANGED)
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unset(Boost_LIBRARY_DIR_${c} CACHE)
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endif()
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if(Boost_LIBRARY_DIR)
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set(_boost_LIBRARY_SEARCH_DIRS ${Boost_LIBRARY_DIR} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
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# If Boost_LIBRARY_DIR_[RELEASE,DEBUG] is set, prefer its value.
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if(Boost_LIBRARY_DIR_${c})
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set(_boost_LIBRARY_SEARCH_DIRS_${c} ${Boost_LIBRARY_DIR_${c}} NO_DEFAULT_PATH NO_CMAKE_FIND_ROOT_PATH)
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else()
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set(_boost_LIBRARY_SEARCH_DIRS "")
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set(_boost_LIBRARY_SEARCH_DIRS_${c} "")
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if(BOOST_LIBRARYDIR)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS ${BOOST_LIBRARYDIR})
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c} ${BOOST_LIBRARYDIR})
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elseif(_ENV_BOOST_LIBRARYDIR)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS ${_ENV_BOOST_LIBRARYDIR})
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c} ${_ENV_BOOST_LIBRARYDIR})
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endif()
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if(BOOST_ROOT)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS ${BOOST_ROOT}/lib ${BOOST_ROOT}/stage/lib)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c} ${BOOST_ROOT}/lib ${BOOST_ROOT}/stage/lib)
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elseif(_ENV_BOOST_ROOT)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS ${_ENV_BOOST_ROOT}/lib ${_ENV_BOOST_ROOT}/stage/lib)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c} ${_ENV_BOOST_ROOT}/lib ${_ENV_BOOST_ROOT}/stage/lib)
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endif()
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list(APPEND _boost_LIBRARY_SEARCH_DIRS
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c}
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${Boost_INCLUDE_DIR}/lib
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${Boost_INCLUDE_DIR}/../lib
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${Boost_INCLUDE_DIR}/stage/lib
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)
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if( Boost_NO_SYSTEM_PATHS )
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list(APPEND _boost_LIBRARY_SEARCH_DIRS NO_CMAKE_SYSTEM_PATH)
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c} NO_CMAKE_SYSTEM_PATH)
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else()
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list(APPEND _boost_LIBRARY_SEARCH_DIRS PATHS
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list(APPEND _boost_LIBRARY_SEARCH_DIRS_${c} PATHS
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C:/boost/lib
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C:/boost
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/sw/local/lib
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)
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endif()
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endif()
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endforeach()
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if(Boost_DEBUG)
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message(STATUS "[ ${CMAKE_CURRENT_LIST_FILE}:${CMAKE_CURRENT_LIST_LINE} ] "
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"_boost_LIBRARY_SEARCH_DIRS = ${_boost_LIBRARY_SEARCH_DIRS}")
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"_boost_LIBRARY_SEARCH_DIRS_RELEASE = ${_boost_LIBRARY_SEARCH_DIRS_RELEASE}"
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"_boost_LIBRARY_SEARCH_DIRS_DEBUG = ${_boost_LIBRARY_SEARCH_DIRS_DEBUG}")
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endif()
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# Support preference of static libs by adjusting CMAKE_FIND_LIBRARY_SUFFIXES
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@ -1002,10 +1039,16 @@ foreach(COMPONENT ${Boost_FIND_COMPONENTS})
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"Searching for ${UPPERCOMPONENT}_LIBRARY_RELEASE: ${_boost_RELEASE_NAMES}")
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endif()
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# Avoid passing backslashes to _Boost_FIND_LIBRARY due to macro re-parsing.
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string(REPLACE "\\" "/" _boost_LIBRARY_SEARCH_DIRS_tmp "${_boost_LIBRARY_SEARCH_DIRS}")
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# if Boost_LIBRARY_DIR_RELEASE is not defined,
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# but Boost_LIBRARY_DIR_DEBUG is, look there first for RELEASE libs
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if(NOT Boost_LIBRARY_DIR_RELEASE AND Boost_LIBRARY_DIR_DEBUG)
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list(INSERT _boost_LIBRARY_SEARCH_DIRS_RELEASE 0 ${Boost_LIBRARY_DIR_DEBUG})
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endif()
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_Boost_FIND_LIBRARY(Boost_${UPPERCOMPONENT}_LIBRARY_RELEASE
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# Avoid passing backslashes to _Boost_FIND_LIBRARY due to macro re-parsing.
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string(REPLACE "\\" "/" _boost_LIBRARY_SEARCH_DIRS_tmp "${_boost_LIBRARY_SEARCH_DIRS_RELEASE}")
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_Boost_FIND_LIBRARY(Boost_${UPPERCOMPONENT}_LIBRARY_RELEASE RELEASE
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NAMES ${_boost_RELEASE_NAMES}
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HINTS ${_boost_LIBRARY_SEARCH_DIRS_tmp}
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NAMES_PER_DIR
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@ -1038,10 +1081,16 @@ foreach(COMPONENT ${Boost_FIND_COMPONENTS})
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"Searching for ${UPPERCOMPONENT}_LIBRARY_DEBUG: ${_boost_DEBUG_NAMES}")
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endif()
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# Avoid passing backslashes to _Boost_FIND_LIBRARY due to macro re-parsing.
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string(REPLACE "\\" "/" _boost_LIBRARY_SEARCH_DIRS_tmp "${_boost_LIBRARY_SEARCH_DIRS}")
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# if Boost_LIBRARY_DIR_DEBUG is not defined,
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# but Boost_LIBRARY_DIR_RELEASE is, look there first for DEBUG libs
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if(NOT Boost_LIBRARY_DIR_DEBUG AND Boost_LIBRARY_DIR_RELEASE)
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list(INSERT _boost_LIBRARY_SEARCH_DIRS_DEBUG 0 ${Boost_LIBRARY_DIR_RELEASE})
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endif()
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_Boost_FIND_LIBRARY(Boost_${UPPERCOMPONENT}_LIBRARY_DEBUG
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# Avoid passing backslashes to _Boost_FIND_LIBRARY due to macro re-parsing.
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string(REPLACE "\\" "/" _boost_LIBRARY_SEARCH_DIRS_tmp "${_boost_LIBRARY_SEARCH_DIRS_DEBUG}")
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_Boost_FIND_LIBRARY(Boost_${UPPERCOMPONENT}_LIBRARY_DEBUG DEBUG
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NAMES ${_boost_DEBUG_NAMES}
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HINTS ${_boost_LIBRARY_SEARCH_DIRS_tmp}
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NAMES_PER_DIR
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@ -1067,7 +1116,16 @@ endif()
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# ------------------------------------------------------------------------
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set(Boost_INCLUDE_DIRS ${Boost_INCLUDE_DIR})
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set(Boost_LIBRARY_DIRS ${Boost_LIBRARY_DIR})
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set(Boost_LIBRARY_DIRS)
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if(Boost_LIBRARY_DIR_RELEASE)
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list(APPEND Boost_LIBRARY_DIRS ${Boost_LIBRARY_DIR_RELEASE})
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endif()
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if(Boost_LIBRARY_DIR_DEBUG)
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list(APPEND Boost_LIBRARY_DIRS ${Boost_LIBRARY_DIR_DEBUG})
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endif()
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if(Boost_LIBRARY_DIRS)
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list(REMOVE_DUPLICATES Boost_LIBRARY_DIRS)
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endif()
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# The above setting of Boost_FOUND was based only on the header files.
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# Update it for the requested component libraries.
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