generate code on Windows

.gitignore

@@ -137,6 +137,7 @@ test/test_mails/ENGINE-654_bob_mail.eml
 
 codegen/generated/
 codegen/*.gen
+codegen/*.agen
 .copy
 
 # Don't remove these if you want to live a long life. It's necessary because it doesn't get cleaned up between branches.

NMakefile.mak

@@ -0,0 +1,5 @@
+YML2PROC=py "%YML_HOME%\yml2proc"
+
+!IF EXISTS(local.mak)
+!include local.mak
+!ENDIF

codegen/NMakefile

@@ -0,0 +1,38 @@
+# This file is under GNU General Public License 3.0
+# see LICENSE.txt
+
+!include ../NMakefile.mak
+
+all: all-fsm all-act
+
+generated:
+	md generated
+
+all-fsm: generated *.fsm
+	@$(MAKE) /f NMakefile $(**:.fsm=.gen)
+
+all-act: generated *.act
+	@$(MAKE) /f NMakefile $(**:.act=.agen)
+
+.SUFFIXES : .fsm .gen .act .agen
+.fsm.gen:
+	$(YML2PROC) -y gen_statemachine.ysl2 $< > nul
+	$(YML2PROC) -y gen_codec.ysl2 $< > nul
+	$(YML2PROC) -y gen_messages.ysl2 $< > nul
+	$(YML2PROC) -y gen_message_func.ysl2 $< -o $@
+
+.act.agen:
+	echo define actfile = "./$<"; | $(YML2PROC) - gen_actions.ysl2 | \
+	$(YML2PROC) -X - $(**:.act=.fsm) -o $@
+
+clean:
+	-rd /s/q generated 2>/nul
+	-del /f/q *.gen 2>/nul
+	-del /f/q *.agen 2>/nul
+	-del /f/q *.xml 2>/nul
+	-del *.xsl 2>/nul
+	-del *.dot 2>/nul
+	-del *.svg 2>/nul
+
+.xml.fsm:
+	$(YML2PROC) $< -o $@