Added a more generic way to push sources that deliver a token stream

independent of the actual input from the file. Change macro handling
to use the new input stack.
Fixed an error in FreeIf: If an unexpected .ENDIF was reached, the
assembler started an endless loop printing error messages.


git-svn-id: svn://svn.cc65.org/cc65/trunk@24 b7a2c559-68d2-44c3-8de9-860c34a00d81

src/ca65/main.c

@@ -49,6 +49,7 @@
 #include "listing.h"
 #include "macro.h"
 #include "mem.h"
+#include "nexttok.h"
 #include "objcode.h"
 #include "objfile.h"
 #include "options.h"
@@ -543,7 +544,7 @@ int main (int argc, char* argv [])
        		    OptIgnoreCase (Arg);
        		    break;
 
-       		case 'l':     
+       		case 'l':
 		    OptListing (Arg);
        		    break;