--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cmake/MolkoBuildTilesets.cmake	Tue Nov 17 20:08:42 2020 +0100
@@ -0,0 +1,41 @@
+#
+# MolkoBuildTilesets.cmake -- CMake build system for molko
+#
+# Copyright (c) 2020 David Demelier <markand@malikania.fr>
+#
+# Permission to use, copy, modify, and/or distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+macro(molko_build_tilesets inputs outputs)
+	set(${outputs})
+
+	foreach (t ${inputs})
+		file(RELATIVE_PATH basename ${CMAKE_CURRENT_SOURCE_DIR} ${t})
+		string(REGEX REPLACE "\\.json$" ".tileset" output ${basename})
+		set(output ${CMAKE_CURRENT_BINARY_DIR}/${output})
+		get_filename_component(outputdir ${output} DIRECTORY)
+		file(MAKE_DIRECTORY ${outputdir})
+
+		add_custom_command(
+			OUTPUT ${output}
+			COMMAND
+				$<TARGET_FILE:mlk-tileset> < ${t} > ${output}
+			COMMENT
+				"Generating tileset from ${basename}"
+			DEPENDS $<TARGET_FILE:mlk-tileset> ${t}
+			VERBATIM
+		)
+
+		list(APPEND ${outputs} ${output})
+	endforeach ()
+endmacro ()