qpsmtpd/lib/Qpsmtpd/Postfix/pf2qp.pl
John Peacock 0786b60699 Script to generate Qpsmtpd::Postfix::Constants from the Postfix source.
From Hanno Hecker (tweaks by John Peacock).

git-svn-id: https://svn.perl.org/qpsmtpd/branches/0.3x@669 958fd67b-6ff1-0310-b445-bb7760255be9
2006-11-01 02:28:41 +00:00

116 lines
2.7 KiB
Perl
Executable File

#/usr/bin/perl -w
#
#
my $version = "0.1";
$0 =~ s#.*/##;
my $path = $&; # sneaky way to get path back
my $POSTFIX_SRC = shift || die <<"EOF";
Usage:
$0 /path/to/postfix/source
EOF
my $header = "$POSTFIX_SRC/src/global/cleanup_user.h";
my $src = "$POSTFIX_SRC/src/global/cleanup_strerror.c";
my $pf_vers = "$POSTFIX_SRC/src/global/mail_version.h";
my $postfix_version = "";
open VERS, $pf_vers
or die "Could not open $pf_vers: $!\n";
while (<VERS>) {
next unless /^\s*#\s*define\s+MAIL_VERSION_NUMBER\s+"(.+)"\s*$/;
$postfix_version = $1;
last;
}
close VERS;
$postfix_version =~ s/^(\d+\.\d+).*/$1/;
if ($postfix_version < 2.3) {
die "Need at least postfix v2.3";
}
my $start = <<'_END';
#
# Qpsmtpd::Postfix::Constants
#
# This is a generated file, do not edit
#
_END
$start .= "# created by $0 v$version @ ".scalar(gmtime)."\n"
."# postfix version $postfix_version\n"
."#\n";
$start .= <<'_END';
package Qpsmtpd::Postfix::Constants;
use Qpsmtpd::Constants;
require Exporter;
use vars qw(@ISA @EXPORT %cleanup_soft %cleanup_hard $postfix_version);
use strict;
@ISA = qw(Exporter);
_END
my @export = qw(%cleanup_soft %cleanup_hard $postfix_version);
my @out = ();
open HEAD, $header
or die "Could not open $header: $!\n";
while (<HEAD>) {
while (s/\\\n$//) {
$_ .= <HEAD>;
}
chomp;
if (/^\s*#define\s/) {
s/^\s*#define\s*//;
next if /^_/;
s#(/\*.*\*/)##;
my $comment = $1 || "";
my @words = split ' ', $_;
my $const = shift @words;
if ($const eq "CLEANUP_STAT_OK") {
push @out, "";
}
push @export, $const;
push @out, "use constant $const => ". join(" ", @words). "; "
.($comment ? "# $comment ": "");
}
}
close HEAD;
open SRC, $src
or die "Could not open $src: $!\n";
my $data;
{
local $/ = undef;
$data = <SRC>;
}
close SRC;
$data =~ s/.*cleanup_stat_map\[\]\s*=\s*{\s*\n//s;
$data =~ s/};.*$//s;
my @array = split "\n", $data;
my (@denysoft,@denyhard);
foreach (@array) {
chomp;
s/,/ => /;
s/"(\d\.\d\.\d)",\s+"(.*)",/"$2 (#$1)",/;
s!(/\*.*\*/)!# $1!;
s/4\d\d,\s// && push @denysoft, $_;
s/5\d\d,\s// && push @denyhard, $_;
}
open my $CONSTANTS, '>', "$path/Constants.pm";
print ${CONSTANTS} $start, '@EXPORT = qw(', "\n";
while (@export) {
print ${CONSTANTS} "\t", shift @export, "\n";
}
print ${CONSTANTS} ");\n\n",
"\$postfix_version = \"$postfix_version\";\n",
join("\n", @out),"\n\n";
print ${CONSTANTS} "\%cleanup_soft = (\n", join("\n", @denysoft), "\n);\n\n";
print ${CONSTANTS} "\%cleanup_hard = (\n", join("\n", @denyhard), "\n);\n\n1;\n";
close $CONSTANTS;