1 files changed, 101 insertions, 0 deletions
diff --git a/support/list_hooks.pl b/support/list_hooks.pl
new file mode 100755
index 0000000..7a6c933
--- /dev/null
+++ b/support/list_hooks.pl
@@ -0,0 +1,101 @@
+#!/usr/bin/perl -w
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+use strict;
+
+use Carp;
+
+my $path=shift || '.';
+
+findInDir($path);
+
+foreach my $hook (sort keys %::Hooks) {
+    my $h=$::Hooks{$hook};
+    for my $x (qw(declared implemented type args)) {
+	print "$hook datum '$x' missing\n" if !exists $h->{$x};
+    }
+    print "$hook\n";
+    print "  declared in $h->{declared}\n" if defined $h->{declared};
+    print "  implemented in $h->{implemented}\n" if defined $h->{implemented};
+    print "  type is $h->{type}\n" if defined $h->{type};
+    print "  $h->{ret} $hook($h->{args})\n" if defined $h->{args};
+    print "\n";
+}
+
+sub findInDir {
+    my $path=shift;
+
+    local(*D);
+    opendir(D,$path) || croak "Can't open $path: $!";
+    while(my $f=readdir D) {
+	next if $f=~/^\./;
+	my $file="$path/$f";
+
+	if(-d $file) {
+	    findInDir($file);
+	    next;
+	}
+	next if $file !~ /\.[ch]$/;
+
+	scanFile($file);
+    }
+    closedir D;
+}
+
+sub scanFile {
+    my $file=shift;
+
+#   print "scanning $file\n";
+
+    open(F,$file) || croak "Can't open $file: $!";
+    while(<F>) {
+	next if /\#define/;
+	next if /\@deffunc/;
+	if(/AP_DECLARE_HOOK\s*\(/) {
+	    my($ret,$name,$args);
+	    while(!(($ret,$name,$args)=
+		   /AP_DECLARE_HOOK\s*\(\s*([^,]+)\s*,\s*([^,\s]+)\s*,\s*\((.*?)\)\)/s)) {
+		chomp;
+		# swallow subsequent lines if needed to get all the required info
+		my $l=<F>;
+		return unless defined $l;
+		$l=~s/^\s*/ /;
+		$_.=$l;
+	    }
+	    $ret=~s/\s*$//;
+	    $args=~s/^\s*//; $args=~s/\s*$//;
+#	    print "found $ret $name($args) in $file\n";
+
+	    croak "$name declared twice! ($_)"
+		if exists $::Hooks{$name}->{declared};
+	    $::Hooks{$name}->{declared}=$file;
+	    $::Hooks{$name}->{ret}=$ret;
+	    $::Hooks{$name}->{args}=$args;
+	}
+	if(/AP_IMPLEMENT_HOOK_()(VOID)\(([^,\s]+)/
+	   || /AP_IMPLEMENT(_OPTIONAL|)_HOOK_(.*?)\([^,]+?\s*,\s*([^,\s]+)/) {
+	    my($type,$name)=($1 ? "OPTIONAL $2" : $2,$3);
+
+#	    print "found $name $type in $file\n";
+
+	    croak "$name implemented twice ($::Hooks{$name}->{implemented} and $file) ($_)"
+		if exists $::Hooks{$name}->{implemented};
+	    $::Hooks{$name}->{implemented}=$file;
+	    $::Hooks{$name}->{type}=$type;
+	}
+    }
+}