David Galiffi
122623a929
* Replace `cmake-format` with `gersemi` Signed-off-by: David Galiffi <David.Galiffi@amd.com> * Remove .cmake-format.yaml Signed-off-by: David Galiffi <David.Galiffi@amd.com> * Update workflow to use gersemi Signed-off-by: David Galiffi <David.Galiffi@amd.com> * Update CONTRIBUTING.md * Update helper scripts * Don't include `*/external/*` in workflows --------- Signed-off-by: David Galiffi <David.Galiffi@amd.com>
143 γραμμές
4.0 KiB
CMake
143 γραμμές
4.0 KiB
CMake
#[=======================================================================[.rst:
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FindLibDW
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---------
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Find libdw, the elfutils library for DWARF data and ELF file or process inspection.
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Variables that affect this module
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``LibDW_NO_SYSTEM_PATHS``
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If `True`, no system paths are searched.
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Imported targets
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^^^^^^^^^^^^^^^^
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This module defines the following :prop_tgt:`IMPORTED` target:
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``LibDW::LibDW``
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The libdw library, if found.
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Result variables
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^^^^^^^^^^^^^^^^
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This module will set the following variables in your project:
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``LibDW_INCLUDE_DIRS``
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where to find libdw.h, etc.
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``LibDW_LIBRARIES``
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the libraries to link against to use libdw.
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``LibDW_FOUND``
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If false, do not try to use libdw.
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``LibDW_VERSION``
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the version of the libdw library found
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#]=======================================================================]
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cmake_policy(SET CMP0074 NEW) # Use <Package>_ROOT
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if(LibDW_NO_SYSTEM_PATHS)
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set(_find_path_args NO_CMAKE_SYSTEM_PATH NO_SYSTEM_ENVIRONMENT_PATH)
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endif()
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# There is no way to tell pkg-config to ignore directories, so disable it
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if(NOT LibDW_NO_SYSTEM_PATHS)
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find_package(PkgConfig QUIET)
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if(PKG_CONFIG_FOUND)
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if(NOT "x${LibDW_FIND_VERSION}" STREQUAL "x")
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set(_version ">=${LibDW_FIND_VERSION}")
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endif()
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if(LibDW_FIND_QUIETLY)
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set(_quiet "QUIET")
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endif()
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pkg_check_modules(PC_LIBDW ${_quiet} "libdw${_version}")
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unset(_version)
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unset(_quiet)
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endif()
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endif()
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if(PC_LIBDW_FOUND)
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# FindPkgConfig sometimes gets the include dir wrong
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if("x${PC_LIBDW_INCLUDE_DIRS}" STREQUAL "x")
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pkg_get_variable(PC_LIBDW_INCLUDE_DIRS libdw includedir)
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endif()
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set(LibDW_INCLUDE_DIRS ${PC_LIBDW_INCLUDE_DIRS} CACHE PATH "")
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set(LibDW_LIBRARIES ${PC_LIBDW_LINK_LIBRARIES} CACHE PATH "")
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set(LibDW_VERSION ${PC_LIBDW_VERSION} CACHE STRING "")
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else()
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find_path(LibDW_INCLUDE_DIRS NAMES libdw.h PATH_SUFFIXES elfutils ${_find_path_args})
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find_library(LibDW_LIBRARIES NAMES libdw dw PATH_SUFFIXES elfutils ${_find_path_args})
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if(EXISTS "${LibDW_INCLUDE_DIRS}/version.h")
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file(
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STRINGS
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"${LibDW_INCLUDE_DIRS}/version.h"
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_version_line
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REGEX "^#define _ELFUTILS_VERSION[ \t]+[0-9]+"
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)
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string(REGEX MATCH "[0-9]+" _version "${_version_line}")
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if(NOT "x${_version}" STREQUAL "x")
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set(LibDW_VERSION "0.${_version}")
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endif()
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unset(_version_line)
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unset(_version)
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(
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LibDW
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FOUND_VAR LibDW_FOUND
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REQUIRED_VARS LibDW_LIBRARIES LibDW_INCLUDE_DIRS
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VERSION_VAR LibDW_VERSION
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)
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if(LibDW_FOUND)
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mark_as_advanced(LibDW_INCLUDE_DIRS)
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mark_as_advanced(LibDW_LIBRARIES)
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mark_as_advanced(LibDW_VERSION)
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# Some platforms explicitly list libelf as a dependency, so separate it out
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list(LENGTH LibDW_LIBRARIES _cnt)
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if(${_cnt} GREATER 1)
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foreach(_l ${LibDW_LIBRARIES})
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if(${_l} MATCHES "libdw")
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set(_libdw ${_l})
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else()
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list(APPEND _link_libs ${_l})
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endif()
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endforeach()
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endif()
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unset(_cnt)
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if(NOT TARGET LibDW::LibDW)
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add_library(LibDW::LibDW UNKNOWN IMPORTED)
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set_target_properties(
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LibDW::LibDW
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PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${LibDW_INCLUDE_DIRS}"
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)
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if(NOT "x${_link_libs}" STREQUAL "x")
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set_target_properties(
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LibDW::LibDW
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PROPERTIES
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IMPORTED_LINK_INTERFACE_LANGUAGES "C"
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IMPORTED_LINK_DEPENDENT_LIBRARIES "${_link_libs}"
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)
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set(LibDW_LIBRARIES ${_libdw})
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unset(_libdw)
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unset(_link_libs)
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endif()
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set_target_properties(
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LibDW::LibDW
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PROPERTIES
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IMPORTED_LINK_INTERFACE_LANGUAGES "C"
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IMPORTED_LOCATION "${LibDW_LIBRARIES}"
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)
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endif()
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endif()
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unset(_find_path_args)
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