Initial commit of mtgonline project

C++/cmake/FindLibexecinfo.cmake

@@ -0,0 +1,18 @@
+# Find the LibExecinfo library - FreeBSD only
+
+find_path(LIBEXECINFO_INCLUDE_DIR execinfo.h)
+find_library(LIBEXECINFO_LIBRARY NAMES execinfo)
+
+if(LIBEXECINFO_INCLUDE_DIR AND LIBEXECINFO_LIBRARY)
+  set(LIBEXECINFO_FOUND TRUE)
+endif()
+
+if(LIBEXECINFO_FOUND)
+  if(NOT LIBEXECINFO_FIND_QUIETLY)
+    message(STATUS "Found LibExecinfo: ${EXECINFO_LIBRARY}")
+  endif()
+else()
+  if(LIBEXECINFO_FIND_REQUIRED)
+    message(FATAL_ERROR "Could not find LibExecinfo")
+  endif()
+endif()