cmake build file added

CMakeLists.txt

@@ -0,0 +1,36 @@
+cmake_minimum_required(VERSION 3.1)
+project(blowfish VERSION 1.0.0)
+
+
+if (NOT CMAKE_CXX_STANDARD)
+    set(CMAKE_CXX_STANDARD 14)
+elseif (CMAKE_CXX_STANDARD LESS 11)
+    message(WARNING "CMAKE_CXX_STANDARD has been set to '${CMAKE_CXX_STANDARD}' which is lower than the minimum required standard (c++14).")
+endif ()
+message(STATUS "Using c++ standard c++${CMAKE_CXX_STANDARD}")
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+message (STATUS "CMake version: ${CMAKE_VERSION}")
+message (STATUS "Project version: ${PROJECT_VERSION}")
+
+set(BLOWFISH_SRC ${PROJECT_SOURCE_DIR}/src/blowfish.cpp)
+source_group(src FILES ${BLOWFISH_SRC})
+
+set(BLOWFISH_INC ${PROJECT_SOURCE_DIR}/include/blowfish/blowfish.hpp)
+source_group(include FILES ${BLOWFISH_INC})
+
+set(BLOWFISH_DOC 
+    README.md
+    LICENSE
+)
+source_group(doc FILES ${BLOWFISH_DOC})
+
+set(BLOWFISH_SCRIPTS
+    .gitignore
+    build.sh
+)
+source_group(scripts FILES ${BLOWFISH_SCRIPTS})
+
+add_library(blowfish ${BLOWFISH_SRC} ${BLOWFISH_INC} ${BLOWFISH_SCRIPTS} ${BLOWFISH_DOC})
+
+target_include_directories(blowfish PUBLIC ${PROJECT_SOURCE_DIR}/include)