[genann] Add new port. (#7195)

* [genann] Add new port.

* change version to date

ports/genann/CMakeLists.txt

@@ -0,0 +1,25 @@
+cmake_minimum_required(VERSION 3.11)
+project(genann)
+
+set(SRC_FILES
+genann.c
+)
+
+add_library(genann ${SRC_FILES})
+
+target_include_directories(genann PUBLIC
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>
+  $<INSTALL_INTERFACE:include/genann>
+)
+
+# Install targets
+install(TARGETS genann
+	RUNTIME DESTINATION bin 
+	LIBRARY DESTINATION lib 
+	ARCHIVE DESTINATION lib 
+)
+
+# Install headers
+if (INSTALL_HEADERS)
+  install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/genann.h DESTINATION include/genann)
+endif() 

ports/genann/CONTROL

@@ -0,0 +1,4 @@
+Source: genann
+Version: 2019-07-10
+Homepage: https://github.com/codeplea/genann
+Description: Genann is a minimal, well-tested library for training and using feedforward artificial neural networks (ANN) in C.

ports/genann/portfile.cmake

@@ -0,0 +1,27 @@
+include(vcpkg_common_functions)
+
+vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO codeplea/genann
+    REF 122243f9449b3e33a4e11450b70c10576d4559d7
+    SHA512 d70cb8bc678d80ed3e790866f6060850cf9309eefe90d3ca4d77e28538639a927333d49c4d1af3e81123b8e88224f2f51b74ec41ca22639a276359568652ed15
+    HEAD_REF master
+)
+
+file(COPY ${CMAKE_CURRENT_LIST_DIR}/CMakeLists.txt DESTINATION ${SOURCE_PATH})
+
+vcpkg_configure_cmake(
+    SOURCE_PATH ${SOURCE_PATH}
+    PREFER_NINJA
+    OPTIONS_RELEASE -DINSTALL_HEADERS=ON
+    OPTIONS_DEBUG -DINSTALL_HEADERS=OFF
+)
+
+vcpkg_install_cmake()
+
+# Handle copyright
+file(COPY ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/genann)
+file(RENAME ${CURRENT_PACKAGES_DIR}/share/genann/LICENSE ${CURRENT_PACKAGES_DIR}/share/genann/copyright)
+