Add ability to record side-effect file production - close #43

build_tests/custom_builder/produces.rb

@@ -0,0 +1,14 @@
+Rscons::Environment.new do |env|
+  env["build_root"] = env.build_root
+  env["inc_h"] = "inc.h"
+
+  env.Copy("copy_inc.h", "${inc_h}")
+  env.depends("${build_root}/program.o", "${inc_h}")
+  env.Program("program.exe", ["program.c", "inc.c"])
+
+  env.Command("inc.c",
+              [],
+              "CMD" => %w[ruby gen.rb ${_TARGET}],
+              "CMD_DESC" => "Generating")
+  env.produces("inc.c", "inc.h")
+end