X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=opcode.pl;h=6df2f8befb9eaa65b88e8c28a7d4a8c6e855a311;hb=b13c494218827599481238f7c7f4125dd056dce1;hp=5feca27669964043dd9cb176fae042f0738c45c9;hpb=eb1102fcca2230364ceadea29bd8e87ee51b15fa;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/opcode.pl b/opcode.pl
index 5feca27..6df2f8b 100755
--- a/opcode.pl
+++ b/opcode.pl
@@ -281,6 +281,10 @@ close ON or die "Error closing opnames.h: $!";
 chmod 0600, 'opcode.h';  # required by dosish filesystems
 chmod 0600, 'opnames.h'; # required by dosish filesystems
 
+# Some dosish systems can't rename over an existing file:
+unlink		"$_-old"	for qw(opcode.h opnames.h);
+rename $_,	"$_-old"	for qw(opcode.h opnames.h);
+
 rename $opcode_new, 'opcode.h' or die "renaming opcode.h: $!\n";
 rename $opname_new, 'opnames.h' or die "renaming opnames.h: $!\n";
 
@@ -329,6 +333,10 @@ close PPSYM or die "Error closing pp.sym: $!";
 chmod 0600, 'pp_proto.h'; # required by dosish filesystems
 chmod 0600, 'pp.sym';     # required by dosish filesystems
 
+# Some dosish systems can't rename over an existing file:
+unlink		"$_-old"	for qw(pp_proto.h pp.sym);
+rename $_,	"$_-old"	for qw(pp_proto.h pp.sym);
+
 rename $pp_proto_new, 'pp_proto.h' or die "rename pp_proto.h: $!\n";
 rename $pp_sym_new, 'pp.sym' or die "rename pp.sym: $!\n";
 
@@ -398,7 +406,7 @@ sub tab {
 
 __END__
 
-# New ops always go at the very end
+# New ops always go at the end, just before 'custom'
 
 # A recapitulation of the format of this file:
 # The file consists of five columns: the name of the op, an English
@@ -916,4 +924,6 @@ threadsv	per-thread value	ck_null		ds0
 setstate	set statement info	ck_null		s;
 method_named	method with known name	ck_null		d$
 
+# Add new ops before this, the custom operator.
+
 custom		unknown custom operator		ck_null		0