#!/usr/bin/perl -w

use strict;

my $outfile = shift || usage ();
my $soname = shift || usage ();
my $dllname = shift || usage ();
my @symbols = ();
my %excludes = ();
my $cmd = "nm -D $soname";

@excludes {qw(
	mono_class_setup_vtable_general_new mono_debugger_init mono_debugger_main
	mono_once mono_pthread_key_for_tls
	mono_gc_pthread_create mono_gc_pthread_detach mono_gc_pthread_join
	mono_gc_pthread_exit
	mono_file_map_fileio mono_file_unmap_fileio
	mono_file_map_set_allocator 
)} = ();

open (SYMS, "$cmd |") || die "Cannot run \$cmd': $!\n";
while (<SYMS>) {
	next unless / T (mono_.*)/;
	next if exists $excludes {$1};
	push @symbols, $1;
}
close (SYMS);
push @symbols, "MonoFixupCorEE";
@symbols = sort @symbols;

open (OUT, ">$outfile") || die "Cannot open '$outfile': $!\n";
print OUT "; file generated by create-windef.pl\n";
print OUT "EXPORTS\n";
print OUT join ("\n", @symbols);
print OUT "\n";

close (OUT);

sub usage {
	print "Usage: create-windef.pl output_file soname dllname\n";
	exit (1);
}