1 files changed, 17 insertions, 6 deletions
diff --git a/opcode.pl b/opcode.pl
index 6e56a10142..f1127452b3 100755
--- a/opcode.pl
+++ b/opcode.pl
@@ -1,7 +1,8 @@
 #!/usr/bin/perl
 
-unlink "opcode.h";
+unlink "opcode.h", "opnames.h";
 open(OC, ">opcode.h") || die "Can't create opcode.h: $!\n";
+open(ON, ">opnames.h") || die "Can't create opnames.h: $!\n";
 select OC;
 
 # Read data.
@@ -39,14 +40,23 @@ print <<"END";
 #define Perl_pp_i_postinc Perl_pp_postinc
 #define Perl_pp_i_postdec Perl_pp_postdec
 
-typedef enum {
 END
+
+print ON <<"END";
+/* !!!!!!!   DO NOT EDIT THIS FILE   !!!!!!! 
+   This file is built by opcode.pl from its data.  Any changes made here
+   will be lost!
+*/
+
+typedef enum opcode {
+END
+
 for (@ops) {
-    print "\t", &tab(3,"OP_\U$_,"), "/* ", $i++, " */\n";
+    print ON "\t", &tab(3,"OP_\U$_,"), "/* ", $i++, " */\n";
 }
-print "\t", &tab(3,"OP_max"), "\n";
-print "} opcode;\n";
-print "\n#define MAXO ", scalar @ops, "\n\n"; 
+print ON "\t", &tab(3,"OP_max"), "\n";
+print ON "} opcode;\n";
+print ON "\n#define MAXO ", scalar @ops, "\n\n"; 
 
 # Emit op names and descriptions.
 
@@ -214,6 +224,7 @@ END_EXTERN_C
 END
 
 close OC or die "Error closing opcode.h: $!";
+close ON or die "Error closing opnames.h: $!";
 
 unlink "pp_proto.h";
 unlink "pp.sym";