Added new cmake modules

cmake/compiler_options.cmake

@@ -0,0 +1,28 @@
+# Compiler options with hardening flags
+
+if(MSVC)
+
+  list(APPEND compiler_options 
+    /W4
+    /permissive-
+    $<$<CONFIG:RELEASE>:/O2 /Ob2 >
+    $<$<CONFIG:MINSIZEREL>:/O1 /Ob1>
+    $<$<CONFIG:RELWITHDEBINFO>:/Zi /O2 /Ob1>
+    $<$<CONFIG:DEBUG>:/Zi /Ob0 /Od /RTC1>)
+
+else(MSVC)
+
+  list(APPEND compiler_options 
+    -Wall
+    -Wextra
+    -Wpedantic
+    $<$<CONFIG:RELEASE>:-O2>
+    $<$<CONFIG:DEBUG>:-O0>
+    $<$<CONFIG:DEBUG>:-g>
+    $<$<CONFIG:DEBUG>:-p>
+    $<$<CONFIG:DEBUG>:-pg>)
+
+endif()
+
+# This can also be done with target_compile_options() [recommended]
+set(CMAKE_CXX_FLAGS "${compiler_options}")

cmake/dependencies.cmake

@@ -0,0 +1,36 @@
+# Dependencies
+
+if(BUILD_EXAMPLES OR BUILD_TESTING)
+	find_package(Tcmalloc)
+  find_package(Threads)
+
+  find_program(CCACHE_FOUND ccache)
+  if(CCACHE_FOUND)
+    message("Found ccache ${CCACHE_FOUND}")
+    message("Using ccache to speed up compilation")
+    set(ENV{CCACHE_CPP2} "yes")
+    set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
+    set_property(GLOBAL PROPERTY RULE_LAUNCH_LINK ccache)
+  endif(CCACHE_FOUND)
+
+  if (MSVC)
+    set(Boost_USE_STATIC_LIBS ON)
+    find_package( Boost 1.52 COMPONENTS system thread regex REQUIRED )
+  else()
+    find_package( Boost 1.52 COMPONENTS system thread REQUIRED )
+  endif()
+
+  if(Boost_FOUND)
+    include_directories(${Boost_INCLUDE_DIR})
+  endif()
+
+endif()
+
+if(BUILD_EXAMPLES)
+  # OpenSSL is required at runtime dynamically by examples
+  find_package(OpenSSL)
+  if(OPENSSL_FOUND)
+    include_directories(${OPENSSL_INCLUDE_DIR})
+  endif()
+
+endif()