[DEV] add cmake file

CMakeLists.txt

@@ -0,0 +1,31 @@
+cmake_minimum_required(VERSION 2.6)
+
+# Declare the project
+project(libpng)
+
+# set output path:
+set(LIBRARY_OUTPUT_PATH lib/${CMAKE_BUILD_TYPE})
+
+include_directories(.)
+
+#Create src file list
+set(src_files
+	png/png.c
+	png/error.c
+	png/get.c
+	png/mem.c
+	png/pread.c
+	png/read.c
+	png/rio.c
+	png/rtran.c
+	png/rutil.c
+	png/set.c
+	png/trans.c
+	png/wio.c
+	png/write.c
+	png/wtran.c
+	png/wutil.c
+)
+
+#Create a static Lib:
+add_library(png STATIC ${src_files} )