Add native and cross compiling CMake build support

test/CMakeLists.txt

@@ -0,0 +1,42 @@
+# build standalone mrbtest runner containing all *.rb tests
+
+if(NOT CMAKE_CROSSCOMPILING)
+
+  file(GLOB MRBTEST_SRC_RB "assert.rb" "t/*.rb")
+
+  # generate a single rb file from all existing test *.rb
+  add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.rbtmp"
+    DEPENDS xpcat
+    COMMAND xpcat -o "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.rbtmp" ${MRBTEST_SRC_RB}
+    )
+
+  # mruby compile and generate C byte array representation
+  add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.ctmp"
+    DEPENDS mrbc "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.rbtmp"
+    COMMAND mrbc -Bmrbtest_irep -o"${CMAKE_CURRENT_BINARY_DIR}/mrbtest.ctmp"
+                 "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.rbtmp"
+    )
+
+  # aggregate mruby's *.rb test files as a single C file
+  add_custom_command(OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.c"
+    DEPENDS xpcat init_mrbtest.c "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.ctmp"
+    COMMAND xpcat -o "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.c"
+                     "${CMAKE_CURRENT_SOURCE_DIR}/init_mrbtest.c"
+                     "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.ctmp"
+    )
+
+  add_executable(mrbtest
+    EXCLUDE_FROM_ALL
+    "${CMAKE_CURRENT_SOURCE_DIR}/driver.c"
+    "${CMAKE_CURRENT_BINARY_DIR}/mrbtest.c"
+    )
+  target_link_libraries(mrbtest libmruby_static ${MRUBY_LIBS})
+
+  add_custom_target(test
+    DEPENDS mrbtest
+    COMMAND "${CMAKE_CURRENT_BINARY_DIR}/mrbtest"
+    )
+
+endif()
+
+# vim: ts=2 sts=2 sw=2 et