mirror of https://github.com/CGAL/cgal
155 lines
4.8 KiB
CMake
155 lines
4.8 KiB
CMake
# This allows else(), endif(), etc... (without repeating the expression)
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set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
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if ( "${CMAKE_SOURCE_DIR}" STREQUAL "${PROJECT_SOURCE_DIR}" )
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set( IS_TOP_LEVEL TRUE )
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else()
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set( IS_TOP_LEVEL FALSE )
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endif()
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# Common settings for CGAL cmake scripts
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if( NOT CGAL_COMMON_FILE_INCLUDED )
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set(CGAL_COMMON_FILE_INCLUDED 1 )
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# This allows else(), endif(), etc... (without repeating the expression)
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set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
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macro(assert _arg )
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if ( NOT ${_arg} )
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message( FATAL_ERROR "Variable ${_arg} must be defined" )
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endif()
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endmacro()
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macro( hide_variable var )
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set ( ${var} ${${var}} CACHE INTERNAL "Variable hidden from user" FORCE )
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endmacro()
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macro( cache_set var first )
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set( cache_set_value__ ${first} )
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foreach( i ${ARGN} )
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set( cache_set_value__ ${cache_set_value__} ${i} )
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endforeach()
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set ( ${var} ${cache_set_value__} CACHE INTERNAL "" FORCE )
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endmacro()
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macro( cache_get var )
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set ( ${var} )
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endmacro()
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macro( add_to_cached_list listname item )
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cache_get ( ${listname} )
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cache_set ( ${listname} ${listname} ${item} )
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endmacro()
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macro( at list idx var )
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list( LENGTH ${list} ${list}_length )
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if ( ${idx} LESS ${${list}_length} )
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list( GET ${list} ${idx} ${var} )
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else()
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set( ${var} "NOTFOUND" )
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endif()
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endmacro()
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macro( get_dependency_version LIB )
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if ( "${ARGC}" GREATER "1" )
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set( PKG ${ARGV1} )
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else()
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set( PKG ${LIB} )
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endif()
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if ( ${PKG}_FOUND )
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set ( ${LIB}_VERSION "unknown" )
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try_run( ${LIB}_RUN_RES
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${LIB}_COMPILE_RES
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${CMAKE_BINARY_DIR}
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${CMAKE_SOURCE_DIR}/config/support/print_${LIB}_version.cpp
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CMAKE_FLAGS -DINCLUDE_DIRECTORIES:STRING=${${PKG}_INCLUDE_DIR}
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-DLINK_LIBRARIES:STRING=${${PKG}_LIBRARIES}
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-DLINK_DIRECTORIES:STRING=${${PKG}_LIBRARY_DIR}
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OUTPUT_VARIABLE ${LIB}_OUTPUT
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)
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if ( ${LIB}_COMPILE_RES )
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if ( ${LIB}_RUN_RES EQUAL "0" )
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string( REGEX MATCH "version=.*\$" ${LIB}_VERSION_LINE ${${LIB}_OUTPUT} )
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string( REPLACE "\n" "" ${LIB}_VERSION_LINE2 ${${LIB}_VERSION_LINE} )
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string( REPLACE "\r" "" ${LIB}_VERSION_LINE3 ${${LIB}_VERSION_LINE2} )
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string( REPLACE "version=" "" ${LIB}_VERSION ${${LIB}_VERSION_LINE3} )
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else()
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message( STATUS "WARNING: ${LIB} found but print_${LIB}_version.cpp exited with error condition: ${${LIB}_RUN_RES}" )
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message( STATUS "${PKG}_INCLUDE_DIR=${${PKG}_INCLUDE_DIR}" )
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message( STATUS "${PKG}_LIBRARIES=${${PKG}_LIBRARIES}" )
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message( STATUS "${PKG}_LIBRARY_DIR=${${PKG}_LIBRARY_DIR}" )
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message( STATUS "${${LIB}_OUTPUT}" )
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endif()
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else()
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message( STATUS "WARNING: ${LIB} found but could not compile print_${LIB}_version.cpp:")
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message( STATUS "${PKG}_INCLUDE_DIR=${${PKG}_INCLUDE_DIR}" )
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message( STATUS "${PKG}_LIBRARIES=${${PKG}_LIBRARIES}" )
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message( STATUS "${PKG}_LIBRARY_DIR=${${PKG}_LIBRARY_DIR}" )
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message( STATUS "${${LIB}_OUTPUT}" )
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endif()
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message( STATUS "USING ${LIB}_VERSION = '${${LIB}_VERSION}'" )
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endif()
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endmacro()
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# CMAKE_ROOT must be properly configured, but is not by the CMake windows installer, so check here
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if (NOT CMAKE_ROOT)
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message( FATAL_ERROR "CMAKE_ROOT enviroment variable not set. It should point to the directory where CMake is installed.")
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endif()
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if ( COMMAND cmake_policy )
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cmake_policy( SET CMP0002 NEW )
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cmake_policy( SET CMP0003 NEW )
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endif()
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if ( NOT BUILD_SHARED_LIBS )
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if ( WIN32 )
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set(BUILD_SHARED_LIBS OFF)
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else()
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set(BUILD_SHARED_LIBS ON)
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endif()
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endif()
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if ( BUILD_SHARED_LIBS )
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message( STATUS "Building shared libraries" )
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else()
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message( STATUS "Building static libraries" )
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endif()
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if ( WIN32 )
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find_program(CMAKE_UNAME uname /bin /usr/bin /usr/local/bin )
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if(CMAKE_UNAME)
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exec_program(uname ARGS -s OUTPUT_VARIABLE CMAKE_SYSTEM_NAME2)
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if ( CMAKE_SYSTEM_NAME2 MATCHES "CYGWIN" )
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message( STATUS "This is the Windows CMake running within the cygwin platform." )
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set( WIN32_CMAKE_ON_CYGWIN TRUE CACHE INTERNAL "This is the cygwin platform." )
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endif()
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endif()
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hide_variable(CMAKE_UNAME)
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endif()
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set(CMAKE_COLORMAKEFILE ON)
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# Needed by the testsuite results parser
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set(CMAKE_VERBOSE_MAKEFILE ON)
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endif() |