Merge pull request #3 from schwicke/main

Add config to find epoxy library

src/cmake/Findepoxy.cmake

@@ -0,0 +1,29 @@
+find_package (PkgConfig)
+pkg_check_modules (PC_Epoxy QUIET epoxy)
+set (Epoxy_DEFINITIONS ${PC_Epoxy_CFLAGS_OTHER})
+
+find_path (Epoxy_INCLUDE_DIR epoxy/gl.h
+           HINTS ${PC_Epoxy_INCLUDEDIR} ${PC_Epoxy_INCLUDE_DIRS} $ENV{EPOXY_DIR}/include
+           PATH_SUFFIXES libepoxy)
+
+find_library (Epoxy_LIBRARY NAMES epoxy libepoxy
+              HINTS ${PC_Epoxy_LIBDIR} ${PC_Epoxy_LIBRARY_DIRS} $ENV{EPOXY_DIR}/lib)
+
+if (WIN32)
+	find_file (Epoxy_SHARED_LIBRARY epoxy-0.dll
+               HINTS $ENV{EPOXY_DIR}/bin)
+endif ()
+
+include (FindPackageHandleStandardArgs)
+
+find_package_handle_standard_args (epoxy DEFAULT_MSG
+                                   Epoxy_LIBRARY Epoxy_INCLUDE_DIR)
+
+mark_as_advanced (Epoxy_INCLUDE_DIR Epoxy_LIBRARY)
+
+set (Epoxy_LIBRARIES ${Epoxy_LIBRARY})
+set (Epoxy_INCLUDE_DIRS ${Epoxy_INCLUDE_DIR})
+
+add_library (Epoxy UNKNOWN IMPORTED)
+set_target_properties (Epoxy PROPERTIES IMPORTED_LOCATION ${Epoxy_LIBRARY})
+set_target_properties (Epoxy PROPERTIES INTERFACE_INCLUDE_DIRECTORIES ${Epoxy_INCLUDE_DIRS})