#!/usr/bin/perl -w

my $objects_dir = $ARGV[0];
my $deffile = $ARGV[1];
my $dllFile = $ARGV[2];
my $target = $ARGV[3];

my @exports;
my @isData;
open (HANDLE, "< $deffile") or die ("Could not open $deffile");
while (<HANDLE>) {
    if (/([a-z0-9_]+)[ ]+\@/ixg) {
        push (@exports, $1);
        if (/\bDATA\b/x) {
            push (@isData, 1);
        } else {
            push (@isData, 0);
        }
    }
}
close(HANDLE);

my @ordinalfiles;
my $vtblExports;
open($vtblExports, "> $objects_dir/VtblExports.s") or die("Could not open $objects_dir/VtblExports.s");
print($vtblExports "\tAREA |.directive|, NOALLOC, READONLY, ALIGN=2\n");
print($vtblExports "\tDCB \"#\<SYMEDIT\>#\\n\"\n");

for (my $c = 1; $c < scalar(@exports) + 1; $c++) {
    my $symbol = $exports[$c - 1];
    my $genstubs;
    my $dllFileWithId = $dllFile;
    $dllFileWithId =~ s/^(.*)(\.dll)$/$1\{00010000\}\[e001b2dc\]$2/x;
    if ($isData[$c - 1]) {
        printf ($vtblExports "\tDCB \"IMPORT #<DLL>$dllFileWithId#<\\\\DLL>%x AS $symbol \\n\"\n", $c);
    } else {
        open ($genstubs, "| winewrapper genstubs.exe") or die ("Could not execute genstubs");
        printf ($genstubs "$objects_dir/ordinal-$c.o $symbol #<DLL>$dllFileWithId#<\\DLL>%x\n", $c);
        push (@ordinalfiles, "$objects_dir/ordinal-$c.o");
        close ($genstubs);
    }
}

print($vtblExports "\tEND\n");
close($vtblExports);
my $result = system("armasm --apcs /inter -o $objects_dir/VtblExports.o $objects_dir/VtblExports.s");
die("Could not execute armar") if ($result);

my $via;
open ($via, "> $objects_dir/input.via") or die("Could not open $objects_dir/input.via");
print ($via join("\n", @ordinalfiles));
print ($via "\n$objects_dir/VtblExports.o\n");
close($via);

$result = system("armar --create $target --via $objects_dir/input.via");
die("Could not execute armar") if ($result);

exit 0