diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 743cb65..e7bbf15 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -59,15 +59,27 @@ option( WITH_GTK "Build support for GTK" OFF ) #### configure checks ########################### if( WITH_BACKEND_LIBBFD ) + message( STATUS "Checking linker version" ) + execute_process( + COMMAND ${CMAKE_LINKER} --version + OUTPUT_VARIABLE _linker_version + ERROR_VARIABLE _linker_version + ) + string( REGEX REPLACE "^GNU [^\n]* ([^ ]*)\n.*" "\\1" LINKER_VERSION ${_linker_version} ) + string( REGEX MATCH "^([0-9]+)\\.([0-9]+)(\\.([0-9]+))?.*" LINKER_VERSION_MATCH ${LINKER_VERSION} ) + math( EXPR LINKER_VERSION_MAJOR "${CMAKE_MATCH_1}+0" ) + math( EXPR LINKER_VERSION_MINOR "${CMAKE_MATCH_2}+0" ) + math( EXPR LINKER_VERSION_PATCH "${CMAKE_MATCH_4}+0" ) + math( EXPR LINKER_VERSION_C "(${LINKER_VERSION_MAJOR}*1000000) + (${LINKER_VERSION_MINOR}*1000) + ${LINKER_VERSION_PATCH}" ) + set( LINKER_VERSION_C ${LINKER_VERSION_C} CACHE INTERNAL "Linker version as code number" ) + message( STATUS "Checking linker version - ${LINKER_VERSION}" ) + tde_save_and_set( CMAKE_REQUIRED_DEFINITIONS "-DPACKAGE" "-DPACKAGE_VERSION" ) check_include_file( bfd.h HAVE_BFD_H ) if( NOT HAVE_BFD_H ) tde_message_fatal( "Could not find libbfd header file (bfd.h)!\nThis file is usually included in the package binutils-dev." ) endif( NOT HAVE_BFD_H ) - tde_save_and_set( CMAKE_REQUIRED_LIBRARIES "bfd" ) - check_symbol_exists( bfd_asymbol_section bfd.h HAVE_BFD_2_34 ) tde_restore( CMAKE_REQUIRED_DEFINITIONS ) - tde_restore( CMAKE_REQUIRED_LIBRARIES ) set( BACKEND_LIBRARIES "-lbfd" ) set( LIBR_BACKEND "bfd" ) set( BACKEND_NAME "libbfd" ) |