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|
--- /dev/null
+++ b/cmake/FindLibunwind.cmake
@@ -0,0 +1,54 @@
+# - 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()
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,7 +64,6 @@ check_include_file (dlfcn.h HAVE_DLFCN_H
check_include_file (execinfo.h HAVE_EXECINFO_H)
check_include_file (glob.h HAVE_GLOB_H)
check_include_file (inttypes.h HAVE_INTTYPES_H)
-check_include_file (libunwind.h HAVE_LIBUNWIND_H)
check_include_file (memory.h HAVE_MEMORY_H)
check_include_file (pwd.h HAVE_PWD_H)
check_include_file (stdint.h HAVE_STDINT_H)
@@ -80,7 +79,6 @@ check_include_file (syscall.h HAVE_SYSCA
check_include_file (syslog.h HAVE_SYSLOG_H)
check_include_file (ucontext.h HAVE_UCONTEXT_H)
check_include_file (unistd.h HAVE_UNISTD_H)
-check_include_file (unwind.h HAVE_UNWIND_H)
check_include_file (pwd.h HAVE_PWD_H)
check_include_file_cxx ("ext/hash_map" HAVE_EXT_HASH_MAP)
@@ -116,11 +114,9 @@ check_cxx_compiler_flag (-Wunnamed-type-
# snprintf as an inline function
check_symbol_exists (snprintf stdio.h HAVE_SNPRINTF)
-check_library_exists (unwind get_static_proc_name "" HAVE_LIB_UNWIND)
check_library_exists (dbghelp UnDecorateSymbolName "" HAVE_DBGHELP)
-find_library (UNWIND_LIBRARY NAMES unwind DOC "unwind library")
-mark_as_advanced (UNWIND_LIBRARY)
+find_package(Libunwind)
check_c_source_compiles ("
#include <stdlib.h>
@@ -471,9 +467,9 @@ add_library(glog::glog ALIAS glog)
set_target_properties (glog PROPERTIES POSITION_INDEPENDENT_CODE ON)
-if (UNWIND_LIBRARY)
- target_link_libraries (glog PUBLIC ${UNWIND_LIBRARY})
-endif (UNWIND_LIBRARY)
+if (Libunwind_FOUND)
+ target_link_libraries (glog PUBLIC unwind)
+endif (Libunwind_FOUND)
if (HAVE_DBGHELP)
target_link_libraries (glog PUBLIC dbghelp)
@@ -678,6 +674,7 @@ export (PACKAGE glog)
install (FILES
${CMAKE_CURRENT_BINARY_DIR}/glog-config.cmake
${CMAKE_CURRENT_BINARY_DIR}/glog-config-version.cmake
+ ${CMAKE_CURRENT_SOURCE_DIR}/cmake/FindLibunwind.cmake
DESTINATION ${_glog_CMake_INSTALLDIR})
install (EXPORT glog-targets NAMESPACE glog:: DESTINATION
--- a/glog-config.cmake.in
+++ b/glog-config.cmake.in
@@ -8,4 +8,6 @@ include (CMakeFindDependencyMacro)
@gflags_DEPENDENCY@
+find_dependency (Libunwind)
+
include ("${CMAKE_CURRENT_LIST_DIR}/glog-targets.cmake")
|
