magic number changes of CR/LF are swapped

gvanrossum · gvanrossum · commit c38806843194 · 1995-02-19T15:54:18.000Z
diff --git a/Python/import.c b/Python/import.c
@@ -48,7 +48,9 @@ extern int verbose; /* Defined in pythonrun.c */
 extern long getmtime(); /* In getmtime.c */
 
 /* Magic word to reject .pyc files generated by other Python versions */
-#define MAGIC 0x999903L /* Increment by one for each incompatible change */
+/* Increment by one for each incompatible change */
+/* MPW swaps CR and LF, so their value is incorporated as well */
+#define MAGIC (0x999903L ^ (('\n'^10L)<<16) ^ (('\r'^13L)<<8))
 
 object *import_modules; /* This becomes sys.modules */
 
