added detection of execinfo.h to CMake

Author: firewave

cli/CMakeLists.txt

@@ -1,3 +1,4 @@
+include(CheckIncludeFile)
 
 file(GLOB hdrs "*.h")
 file(GLOB srcs "*.cpp")
@@ -33,6 +34,13 @@ if (BUILD_CLI)
     endif()
     target_link_libraries(cppcheck ${CMAKE_THREAD_LIBS_INIT})
 
+    if(NOT MSVC)
+        check_include_file(execinfo.h HAVE_EXECINFO_H "-x c++")
+        if(HAVE_EXECINFO_H)
+            target_compile_definitions(-DHAVE_EXECINFO_H)
+        endif()
+    endif()
+
     add_dependencies(cppcheck copy_cfg)
     add_dependencies(cppcheck copy_addons)
     add_dependencies(cppcheck copy_platforms)

lib/config.h

@@ -206,7 +206,7 @@
 #define USE_WINDOWS_SEH
 #endif
 
-#if !defined(NO_UNIX_BACKTRACE_SUPPORT) && defined(__GNUC__) && !defined(__APPLE__) && !defined(__CYGWIN__) && !defined(__MINGW32__) && !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(__SVR4) && !defined(__QNX__) && !defined(_AIX)
+#if !defined(NO_UNIX_BACKTRACE_SUPPORT) && (defined(HAVE_EXECINFO_H) || (defined(__GNUC__) && !defined(__APPLE__) && !defined(__CYGWIN__) && !defined(__MINGW32__) && !defined(__NetBSD__) && !defined(__OpenBSD__) && !defined(__SVR4) && !defined(__QNX__) && !defined(_AIX)))
 #define USE_UNIX_BACKTRACE_SUPPORT
 #endif