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# Copyright 2001-2004 The Apache Software Foundation
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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package Apache::ParseSource;
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use Apache::Build ();
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use File::Spec::Functions qw(catdir);
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our $VERSION = '0.02';
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'CORE_PRIVATE', #so we get all of apache
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'MP_SOURCE_SCAN', #so we can avoid some c-scan barfing
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'_NETINET_TCP_H', #c-scan chokes on netinet/tcp.h
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'APR_OPTIONAL_H', #c-scan chokes on apr_optional.h
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# 'APR_OPTIONAL_H', #c-scan chokes on apr_optional.h
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'apr_table_do_callback_fn_t=void', #c-scan chokes on function pointers
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# some types c-scan failing to resolve
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push @c_scan_defines, map { "$_=void" }
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qw(PPADDR_t PerlExitListEntry modperl_tipool_vtbl_t);
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C::Scan->VERSION(0.75);
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require ModPerl::CScan;
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ModPerl::CScan->VERSION(0.75);
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my $c = C::Scan->new(filename => $self->{scan_filename});
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$c->set(includeDirs => $self->includes);
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my $c = ModPerl::CScan->new(filename => $self->{scan_filename});
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my $includes = $self->includes;
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# where to find perl headers, but we don't want to parse them otherwise
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my $perl_core_path = catdir $Config{installarchlib}, "CORE";
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push @$includes, $perl_core_path;
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$c->set(includeDirs => $includes);
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my @defines = @c_scan_defines;
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require File::Find;
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my(@dirs) = $self->include_dirs;
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unless (-d $dirs[0]) {
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die "could not find include directory";
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my $unwanted = join '|', qw(ap_listen internal version
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apr_optional mod_include mod_cgi mod_proxy
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mod_ssl ssl_ apr_anylock apr_rmm
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ap_config mod_log_config);
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# don't pick preinstalled mod_perl headers if any, but pick the rest
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my @dirs = $self->include_dirs;
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die "could not find include directory (build the project first)"
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my $unwanted = join '|', qw(ap_listen internal version
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apr_optional mod_include mod_cgi
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mod_proxy mod_ssl ssl_ apr_anylock
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apr_rmm ap_config mod_log_config
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my $unwanted = qr|^$unwanted|;
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push @includes, find_includes_wanted($wanted, $unwanted, @dirs);
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# now add the live mod_perl headers (to make sure that we always
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# work against the latest source)
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my @dirs = map { catdir $self->config->{cwd}, $_ }
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catdir(qw(src modules perl)), 'xs';
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my $wanted = join '|', qw(mod_perl modperl_);
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$wanted = qr|^$wanted|;
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push @includes, find_includes_wanted($wanted, $unwanted, @dirs);
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# now reorg the header files list, so the fragile scan won't choke
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# mod_perl.h needs to be included before other mod_perl
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elsif (/modperl_\w+.h$/) {
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elsif (/apr_\w+\.h$/ ) {
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# apr headers need to be included first
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@includes = (@apr, @rest, @mp);
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return $self->{includes} = \@includes;
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sub find_includes_wanted {
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my($wanted, $unwanted, @dirs) = @_;
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for my $dir (@dirs) {
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File::Find::finddepth({
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return unless /\.h$/;
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return if /^($unwanted)/o;
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return unless /$wanted/;
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return if /$unwanted/;
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my $dir = $File::Find::dir;
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push @includes, "$dir/$_";
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#include apr_*.h before the others
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my @wanted = grep { /apr_\w+\.h$/ } @includes;
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push @wanted, grep { !/apr_\w+\.h$/ } @includes;
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return $self->{includes} = \@wanted;
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sub generate_cscan_file {
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my $includes = $self->find_includes;
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my $filename = '.apache_includes';
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open my $fh, '>', $filename or die "can't open $filename: $!";
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print $fh qq(\#include "$_"\n);
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for my $path (@$includes) {
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my $filename = basename $path;
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print $fh qq(\#include "$path"\n);
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return $filename;
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my %defines_wanted = (
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common => [qw{OK DECLINED DONE}],
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config => [qw{DECLINE_CMD}],
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methods => [qw{M_ METHODS}],
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mpmq => [qw{AP_MPMQ_}],
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options => [qw{OPT_}],
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override => [qw{OR_ ACCESS_CONF RSRC_CONF}],
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platform => [qw{CRLF CR LF}],
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remotehost => [qw{REMOTE_}],
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satisfy => [qw{SATISFY_}],
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remotehost => [qw{REMOTE_}],
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config => [qw{DECLINE_CMD}],
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types => [qw{DIR_MAGIC_TYPE}],
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override => [qw{OR_ ACCESS_CONF RSRC_CONF}],
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platform => [qw{CRLF CR LF}],
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table => [qw{APR_OVERLAP_TABLES_}],
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poll => [qw{APR_POLL}],
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common => [qw{APR_SUCCESS}],
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error => [qw{APR_E}],
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filemode => ["APR_($filemode)"],
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filepath => [qw{APR_FILEPATH_}],
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fileperms => [qw{APR_\w(READ|WRITE|EXECUTE)}],
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finfo => [qw{APR_FINFO_}],
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filepath => [qw{APR_FILEPATH_}],
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filemode => ["APR_($filemode)"],
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flock => [qw{APR_FLOCK_}],
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hook => [qw{APR_HOOK_}],
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limit => [qw{APR_LIMIT}],
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poll => [qw{APR_POLL}],
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socket => [qw{APR_SO_}],
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limit => [qw{APR_LIMIT}],
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hook => [qw{APR_HOOK_}],
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status => [qw{APR_TIMEUP}],
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table => [qw{APR_OVERLAP_TABLES_}],
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uri => [qw{APR_URI_}],
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common => [qw{MODPERL_RC_}],
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my %defines_wanted_re;
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my %enums_wanted = (
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Apache => { map { $_, 1 } qw(cmd_how input_mode filter_type) },
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APR => { map { $_, 1 } qw(apr_shutdown_how apr_read_type apr_lockmech) },
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Apache => { map { $_, 1 } qw(cmd_how input_mode filter_type conn_keepalive) },
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APR => { map { $_, 1 } qw(apr_shutdown_how apr_read_type apr_lockmech apr_filetype) },
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my $defines_unwanted = join '|', qw{
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HTTP_VERSION APR_EOL_STR APLOG_MARK APLOG_NOERRNO
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HTTP_VERSION APR_EOL_STR APLOG_MARK APLOG_NOERRNO APR_SO_TIMEOUT
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sub get_constants {
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lib/Apache/ParseSource.pm
