Ignore preprocessor commands while scanning for globals.

The pragma warnings were duplicated, one during globals scan, another during actual parsing. This should fix it.

This is somewhat potentially dangerous, as some directives (pragmas, notably) could in future affect the global scan phase by changing the language.

lslopt/lslparse.py

@@ -318,6 +318,10 @@ class parser(object):
     def ProcessDirective(self, directive):
         """Process a given preprocessor directive during parsing."""
 
+        # Ignore directives on the first pass
+        if self.scanglobals:
+            return
+
         if directive[len(directive)-1:] == '\\':
             raise EParseInvalidBackslash(self)
 
@@ -2490,6 +2494,7 @@ list lazy_list_set(list L, integer i, list v)
         # incomplete parsing pass, gathering globals with their types and
         # function arguments. And that's what we do.
 
+        self.scanglobals = True # Tell the lexer not to process directives
         self.pos = self.errorpos = 0
         self.linestart = True
         self.tok = self.GetToken()
@@ -2498,6 +2503,7 @@ list lazy_list_set(list L, integer i, list v)
 
         # Restart
 
+        self.scanglobals = False
         self.pos = self.errorpos = 0
         self.linestart = True
         self.tok = self.GetToken()