diff --git a/CMakeLists.txt b/CMakeLists.txt index 57e3e11..75b7df2 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -117,7 +117,7 @@ check_symbol_exists (snprintf stdio.h HAVE_SNPRINTF) check_library_exists (dbghelp UnDecorateSymbolName "" HAVE_DBGHELP) -find_package(Libunwind) +find_package (Unwind) check_c_source_compiles (" #include diff --git a/cmake/FindLibunwind.cmake b/cmake/FindLibunwind.cmake deleted file mode 100644 index ef4f5bc..0000000 --- a/cmake/FindLibunwind.cmake +++ /dev/null @@ -1,55 +0,0 @@ -# - Try to find libunwind -# Once done this will define -# -# Libunwind_FOUND - system has libunwind -# unwind - cmake target for libunwind - -find_library (UNWIND_LIBRARY NAMES unwind DOC "unwind library") -include (CheckIncludeFile) -check_include_file (libunwind.h HAVE_LIBUNWIND_H) -check_include_file (unwind.h HAVE_UNWIND_H) - -if (CMAKE_SYSTEM_PROCESSOR MATCHES "^arm") - set(LIBUNWIND_ARCH "arm") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64") - set(LIBUNWIND_ARCH "aarch64") -elseif (CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64" OR - CMAKE_SYSTEM_PROCESSOR STREQUAL "amd64" OR - CMAKE_SYSTEM_PROCESSOR STREQUAL "corei7-64") - set(LIBUNWIND_ARCH "x86_64") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^i.86$") - set(LIBUNWIND_ARCH "x86") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc64") - set(LIBUNWIND_ARCH "ppc64") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc") - set(LIBUNWIND_ARCH "ppc32") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^mips") - set(LIBUNWIND_ARCH "mips") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^hppa") - set(LIBUNWIND_ARCH "hppa") -elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ia64") - set(LIBUNWIND_ARCH "ia64") -endif() - -find_library (UNWIND_LIBRARY_PLATFORM NAMES "unwind-${LIBUNWIND_ARCH}" DOC "unwind library platform") -if (UNWIND_LIBRARY_PLATFORM) - set(HAVE_LIB_UNWIND "1") -endif() - -include(FindPackageHandleStandardArgs) -# handle the QUIETLY and REQUIRED arguments and set Libunwind_FOUND to TRUE -# if all listed variables are TRUE -find_package_handle_standard_args(Libunwind DEFAULT_MSG - UNWIND_LIBRARY HAVE_LIBUNWIND_H HAVE_UNWIND_H HAVE_LIB_UNWIND) - -mark_as_advanced (UNWIND_LIBRARY UNWIND_LIBRARY_PLATFORM) - -if (Libunwind_FOUND) - add_library(unwind INTERFACE IMPORTED) - set_target_properties(unwind PROPERTIES - INTERFACE_LINK_LIBRARIES "${UNWIND_LIBRARY};${UNWIND_LIBRARY_PLATFORM}" - ) -else() - message("Can't find libunwind library") -endif() - diff --git a/cmake/FindUnwind.cmake b/cmake/FindUnwind.cmake new file mode 100644 index 0000000..ae530df --- /dev/null +++ b/cmake/FindUnwind.cmake @@ -0,0 +1,76 @@ +# - Try to find libunwind +# Once done this will define +# +# Unwind_FOUND - system has libunwind +# unwind::unwind - cmake target for libunwind + +include (FindPackageHandleStandardArgs) + +find_path (Unwind_INCLUDE_DIR NAMES unwind.h libunwind.h DOC "unwind include directory") +find_library (Unwind_LIBRARY NAMES unwind DOC "unwind library") + +if (CMAKE_SYSTEM_PROCESSOR MATCHES "^arm") + set (Unwind_ARCH "arm") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^aarch64") + set (Unwind_ARCH "aarch64") +elseif (CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64" OR + CMAKE_SYSTEM_PROCESSOR STREQUAL "amd64" OR + CMAKE_SYSTEM_PROCESSOR STREQUAL "corei7-64") + set (Unwind_ARCH "x86_64") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^i.86$") + set (Unwind_ARCH "x86") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc64") + set (Unwind_ARCH "ppc64") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ppc") + set (Unwind_ARCH "ppc32") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^mips") + set (Unwind_ARCH "mips") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^hppa") + set (Unwind_ARCH "hppa") +elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^ia64") + set (Unwind_ARCH "ia64") +endif (CMAKE_SYSTEM_PROCESSOR MATCHES "^arm") + +find_library (Unwind_PLATFORM_LIBRARY NAMES "unwind-${Unwind_ARCH}" + DOC "unwind library platform") + +mark_as_advanced (Unwind_INCLUDE_DIR Unwind_LIBRARY Unwind_PLATFORM_LIBRARY) + +# Extract version information +if (Unwind_LIBRARY) + set (_Unwind_VERSION_HEADER ${Unwind_INCLUDE_DIR}/libunwind-common.h) + + if (EXISTS ${_Unwind_VERSION_HEADER}) + FILE (READ ${_Unwind_VERSION_HEADER} _Unwind_VERSION_CONTENTS) + + string (REGEX REPLACE ".*#define UNW_VERSION_MAJOR[ \t]+([0-9]+).*" "\\1" + Unwind_VERSION_MAJOR "${_Unwind_VERSION_CONTENTS}") + string (REGEX REPLACE ".*#define UNW_VERSION_MINOR[ \t]+([0-9]+).*" "\\1" + Unwind_VERSION_MINOR "${_Unwind_VERSION_CONTENTS}") + string (REGEX REPLACE ".*#define UNW_VERSION_EXTRA[ \t]+([0-9]+).*" "\\1" + Unwind_VERSION_PATCH "${_Unwind_VERSION_CONTENTS}") + + set (Unwind_VERSION + ${Unwind_VERSION_MAJOR}.${Unwind_VERSION_MINOR}.${Unwind_VERSION_PATCH}) + set (Unwind_VERSION_COMPONENTS 3) + endif (EXISTS ${_Unwind_VERSION_HEADER}) +endif (Unwind_LIBRARY) + +# handle the QUIETLY and REQUIRED arguments and set Unwind_FOUND to TRUE +# if all listed variables are TRUE +find_package_handle_standard_args (Unwind REQUIRED_VARS Unwind_INCLUDE_DIR + Unwind_LIBRARY Unwind_PLATFORM_LIBRARY VERSION_VAR Unwind_VERSION) + +if (Unwind_FOUND) + add_library (unwind::unwind INTERFACE IMPORTED) + + set_property (TARGET unwind::unwind PROPERTY + INTERFACE_INCLUDE_DIRECTORIES ${Unwind_INCLUDE_DIR} + ) + set_property (TARGET unwind::unwind PROPERTY + INTERFACE_LINK_LIBRARIES ${Unwind_LIBRARY} ${Unwind_PLATFORM_LIBRARY} + ) + set_property (TARGET unwind::unwind PROPERTY + IMPORTED_CONFIGURATIONS RELEASE + ) +endif (Unwind_FOUND)