#!/usr/bin/perl -w
-require 5.003; # keep this compatible, an old perl is all we may have before
+#
+# regen.pl - a wrapper that runs all *.pl scripts to autogenerate files
+
+require 5.004; # keep this compatible, an old perl is all we may have before
# we build the new one
# The idea is to move the regen_headers target out of the Makefile so that
# anything else.
use strict;
-my $perl = $^X;
-
-require 'regen_lib.pl';
-# keep warnings.pl in sync with the CPAN distribution by not requiring core
-# changes
-safer_unlink ("warnings.h", "lib/warnings.pm");
-my %gen = (
- 'autodoc.pl' => [qw[pod/perlapi.pod pod/perlintern.pod]],
- 'bytecode.pl' => [qw[ext/ByteLoader/byterun.h
- ext/ByteLoader/byterun.c
- ext/B/B/Asmdata.pm]],
- 'embed.pl' => [qw[proto.h embed.h embedvar.h global.sym
- perlapi.h perlapi.c]],
- 'keywords.pl' => [qw[keywords.h]],
- 'opcode.pl' => [qw[opcode.h opnames.h pp_proto.h pp.sym]],
- 'regcomp.pl' => [qw[regnodes.h]],
- 'warnings.pl' => [qw[warnings.h lib/warnings.pm]],
- 'reentr.pl' => [qw[reentr.c reentr.h]],
- );
-
-sub do_cksum {
- my $pl = shift;
- my %cksum;
- for my $f (@{ $gen{$pl} }) {
- local *FH;
- if (open(FH, $f)) {
- local $/;
- $cksum{$f} = unpack("%32C*", <FH>);
- close FH;
- } else {
- warn "$0: $f: $!\n";
- }
- }
- return %cksum;
+my $tap = $ARGV[0] && $ARGV[0] eq '--tap' ? '# ' : '';
+foreach my $pl (map {chomp; "regen/$_"} <DATA>) {
+ my @command = ($^X, '-I.', $pl, @ARGV);
+ print "$tap@command\n";
+ system @command
+ and die "@command failed: $?"
}
-foreach my $pl (qw (keywords.pl opcode.pl embed.pl bytecode.pl
- regcomp.pl warnings.pl autodoc.pl reentr.pl)) {
- print "$^X $pl\n";
- my %cksum0;
- %cksum0 = do_cksum($pl) unless $pl eq 'warnings.pl'; # the files were removed
- system "$^X $pl";
- next if $pl eq 'warnings.pl'; # the files were removed
- my %cksum1 = do_cksum($pl);
- my @chg;
- for my $f (@{ $gen{$pl} }) {
- push(@chg, $f)
- if !defined($cksum0{$f}) ||
- !defined($cksum1{$f}) ||
- $cksum0{$f} ne $cksum1{$f};
- }
- print "Changed: @chg\n" if @chg;
-}
+__END__
+mg_vtable.pl
+opcode.pl
+overload.pl
+reentr.pl
+regcomp.pl
+warnings.pl
+embed.pl
+feature.pl