dump scripting macros into script_macros.asm

constants.asm

@@ -1,3 +1,5 @@
+INCLUDE "script_macros.asm"
+
 ; macro for putting a byte then a word
 dbw: MACRO
 	db \1

extras/crystal.py

@@ -1526,7 +1526,10 @@ class Command:
 
     def to_asm(self):
         #start with the rgbasm macro name for this command
-        output = self.macro_name
+        output = ""
+        if self.macro_name[0].isdigit():
+            output += "_"
+        output += self.macro_name
         #return if there are no params
         if len(self.param_types.keys()) == 0: return output
         #first one will have no prefixing comma
@@ -1835,6 +1838,31 @@ def create_command_classes(debug=False):
     return klasses
 command_classes = create_command_classes()
 
+def generate_macros(filename="../script_macros.asm"):
+    """generates all macros based on commands
+    this is dumped into script_macros.asm"""
+    output  = "; This file is generated by generate_macros.\n"
+    for command in command_classes:
+        output += "\n"
+        if command.macro_name[0].isdigit():
+            output += "_"
+        output += command.macro_name + ": MACRO\n"
+        output += spacing + "db $%.2x\n"%(command.id)
+        current_param = 1
+        for (index, each) in command.param_types.items():
+            if issubclass(each["class"], SingleByteParam):
+                output += spacing + "db \\" + str(current_param) + "\n"
+            elif issubclass(each["class"], MultiByteParam):
+                output += spacing + "dw \\" + str(current_param) + "\n"
+            current_param += 1
+        output += spacing + "ENDM\n"
+
+    fh = open(filename, "w")
+    fh.write(output)
+    fh.close()
+
+    return output
+
 #use this to keep track of commands without pksv names
 pksv_no_names = {}
 def pretty_print_pksv_no_names():