forked from Mirrors/openclonk
146 lines
5.4 KiB
CMake
146 lines
5.4 KiB
CMake
#
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# BackwardMacros.cmake
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# Copyright 2013 Google Inc. All Rights Reserved.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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###############################################################################
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# OPTIONS
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###############################################################################
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set(STACK_WALKING_UNWIND TRUE CACHE BOOL
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"Use compiler's unwind API")
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set(STACK_WALKING_BACKTRACE FALSE CACHE BOOL
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"Use backtrace from (e)glibc for stack walking")
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set(STACK_DETAILS_AUTO_DETECT TRUE CACHE BOOL
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"Auto detect backward's stack details dependencies")
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set(STACK_DETAILS_BACKTRACE_SYMBOL FALSE CACHE BOOL
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"Use backtrace from (e)glibc for symbols resolution")
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set(STACK_DETAILS_DW FALSE CACHE BOOL
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"Use libdw to read debug info")
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set(STACK_DETAILS_BFD FALSE CACHE BOOL
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"Use libbfd to read debug info")
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set(BACKWARD_TESTS FALSE CACHE BOOL "Enable tests")
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###############################################################################
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# CONFIGS
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###############################################################################
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if (${STACK_DETAILS_AUTO_DETECT})
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include(FindPackageHandleStandardArgs)
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# find libdw
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find_path(LIBDW_INCLUDE_DIR NAMES "elfutils/libdw.h" "elfutils/libdwfl.h")
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find_library(LIBDW_LIBRARY dw)
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set(LIBDW_INCLUDE_DIRS ${LIBDW_INCLUDE_DIR} )
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set(LIBDW_LIBRARIES ${LIBDW_LIBRARY} )
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find_package_handle_standard_args(libdw DEFAULT_MSG
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LIBDW_LIBRARY LIBDW_INCLUDE_DIR)
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mark_as_advanced(LIBDW_INCLUDE_DIR LIBDW_LIBRARY)
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# find libbfd
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find_path(LIBBFD_INCLUDE_DIR NAMES "bfd.h")
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find_path(LIBDL_INCLUDE_DIR NAMES "dlfcn.h")
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find_library(LIBBFD_LIBRARY bfd)
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find_library(LIBDL_LIBRARY dl)
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set(LIBBFD_INCLUDE_DIRS ${LIBBFD_INCLUDE_DIR} ${LIBDL_INCLUDE_DIR})
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set(LIBBFD_LIBRARIES ${LIBBFD_LIBRARY} ${LIBDL_LIBRARY})
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find_package_handle_standard_args(libbfd DEFAULT_MSG
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LIBBFD_LIBRARY LIBBFD_INCLUDE_DIR
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LIBDL_LIBRARY LIBDL_INCLUDE_DIR)
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mark_as_advanced(LIBBFD_INCLUDE_DIR LIBBFD_LIBRARY
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LIBDL_INCLUDE_DIR LIBDL_LIBRARY)
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if (LIBDW_FOUND)
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LIST(APPEND _BACKWARD_INCLUDE_DIRS ${LIBDW_INCLUDE_DIRS})
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LIST(APPEND BACKWARD_LIBRARIES ${LIBDW_LIBRARIES})
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set(STACK_DETAILS_DW TRUE)
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set(STACK_DETAILS_BFD FALSE)
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set(STACK_DETAILS_BACKTRACE_SYMBOL FALSE)
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elseif(LIBBFD_FOUND)
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LIST(APPEND _BACKWARD_INCLUDE_DIRS ${LIBBFD_INCLUDE_DIRS})
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LIST(APPEND BACKWARD_LIBRARIES ${LIBBFD_LIBRARIES})
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set(STACK_DETAILS_DW FALSE)
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set(STACK_DETAILS_BFD TRUE)
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set(STACK_DETAILS_BACKTRACE_SYMBOL FALSE)
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else()
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set(STACK_DETAILS_DW FALSE)
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set(STACK_DETAILS_BFD FALSE)
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set(STACK_DETAILS_BACKTRACE_SYMBOL TRUE)
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endif()
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else()
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if (STACK_DETAILS_DW)
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LIST(APPEND BACKWARD_LIBRARIES dw)
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endif()
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if (STACK_DETAILS_BFD)
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LIST(APPEND BACKWARD_LIBRARIES bfd dl)
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endif()
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endif()
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macro(map_definitions var_prefix define_prefix)
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foreach(def ${ARGN})
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if (${${var_prefix}${def}})
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LIST(APPEND BACKWARD_DEFINITIONS "${define_prefix}${def}=1")
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else()
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LIST(APPEND BACKWARD_DEFINITIONS "${define_prefix}${def}=0")
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endif()
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endforeach()
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endmacro()
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if (NOT BACKWARD_DEFINITIONS)
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map_definitions("STACK_WALKING_" "BACKWARD_HAS_" UNWIND BACKTRACE)
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map_definitions("STACK_DETAILS_" "BACKWARD_HAS_" BACKTRACE_SYMBOL DW BFD)
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endif()
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foreach(def ${BACKWARD_DEFINITIONS})
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message(STATUS "${def}")
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endforeach()
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find_path(BACKWARD_INCLUDE_DIR backward.hpp PATHS ${CMAKE_CURRENT_LIST_DIR})
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(Backward
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REQUIRED_VARS
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BACKWARD_INCLUDE_DIR
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BACKWARD_LIBRARIES
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)
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list(APPEND _BACKWARD_INCLUDE_DIRS ${BACKWARD_INCLUDE_DIR})
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macro(add_backward target)
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target_include_directories(${target} PRIVATE ${_BACKWARD_INCLUDE_DIRS})
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set_property(TARGET ${target} APPEND PROPERTY COMPILE_DEFINITIONS ${BACKWARD_DEFINITIONS})
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set_property(TARGET ${target} APPEND PROPERTY LINK_LIBRARIES ${BACKWARD_LIBRARIES})
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endmacro()
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set(BACKWARD_INCLUDE_DIRS ${_BACKWARD_INCLUDE_DIRS} CACHE INTERNAL "_BACKWARD_INCLUDE_DIRS")
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set(BACKWARD_DEFINITIONS ${BACKWARD_DEFINITIONS} CACHE INTERNAL "BACKWARD_DEFINITIONS")
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set(BACKWARD_LIBRARIES ${BACKWARD_LIBRARIES} CACHE INTERNAL "BACKWARD_LIBRARIES")
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mark_as_advanced(_BACKWARD_INCLUDE_DIRS BACKWARD_DEFINITIONS BACKWARD_LIBRARIES)
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if (NOT TARGET Backward::Backward)
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add_library(Backward::Backward INTERFACE IMPORTED)
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set_target_properties(Backward::Backward PROPERTIES
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INTERFACE_INCLUDE_DIRECTORIES "${_BACKWARD_INCLUDE_DIRS}"
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INTERFACE_LINK_LIBRARIES "${BACKWARD_LIBRARIES}"
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INTERFACE_COMPILE_DEFINITIONS "${BACKWARD_DEFINITIONS}"
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)
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endif()
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