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Windows: Modifications to generate generic .def files from DLLs

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This commit is contained in:
Asanka C. Herath
2010-11-15 20:26:37 -05:00
parent 3564ec0ebb
commit 9f589500dc
1 changed files with 28 additions and 13 deletions
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41
cf/w32-def-from-dll.pl
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@@ -32,11 +32,13 @@
my $show_module_name = 1;
my $use_indent = 1;
my $strip_leading_underscore = 0;
my $always_export = 0;
my $module_name = "";
my %target_exports = ();
my $local_prefix = "SHIM_";
my %forward_exports = ();
my %local_exports = ();
sub build_target_exports_list($)
sub build_forwarder_target_list($)
{
$fn = shift;
@@ -52,7 +54,7 @@ sub build_target_exports_list($)
my ($ordinal, $symbol, $in) = ($1, $2, $3);
if ($in eq "") { $in = $symbol };
$target_exports{$symbol} = $in;
$forward_exports{$symbol} = $in;
};
}
@@ -62,7 +64,7 @@ sub build_target_exports_list($)
# Dump all symbols for the given dll file that are defined and have
# external scope.
sub build_glue_exports_list($)
sub build_def_file($)
{
$fn = shift;
@@ -88,21 +90,24 @@ sub build_glue_exports_list($)
print STDERR " ".$in." != ".$local_exports{$symbol}."\n";
}
print "\t@".$ordinal."\n";
} elsif (exists $local_exports{"SHIM_".$symbol}) {
} elsif (exists $local_exports{$local_prefix.$symbol}) {
print "\t".$symbol;
print " = ".$local_exports{"SHIM_".$symbol};
print " = ".$local_exports{$local_prefix.$symbol};
print "\t@".$ordinal."\n";
} elsif (exists $target_exports{$symbol}) {
} elsif (exists $forward_exports{$symbol}) {
print "\t".$symbol;
print " = ".$module_name;
if ($in ne $target_exports{$symbol} and $in ne "") {
if ($in ne $forward_exports{$symbol} and $in ne "") {
print STDERR "Incorrect calling convention for $symbol\n";
print STDERR " ".$in." != ".$target_exports{$symbol}."\n";
print STDERR " ".$in." != ".$forward_exports{$symbol}."\n";
}
my $texp = $target_exports{$symbol};
my $texp = $forward_exports{$symbol};
if ($texp =~ /^_([^@]+)$/) { $texp = $1; }
print $texp."\t@".$ordinal."\n";
} else {
} elsif ($always_export) {
print "\t".$symbol." = ".$local_prefix.$symbol;
print "\t@".$ordinal."\n";
} else {
print STDERR "Symbol not found: $symbol\n";
}
};
@@ -150,7 +155,7 @@ sub process_file($)
$fn = shift;
if ($fn =~ m/\.dll$/i) {
build_glue_exports_list($fn);
build_def_file($fn);
} elsif ($fn =~ m/\.obj$/i) {
build_local_exports_list($fn);
} else {
@@ -182,8 +187,18 @@ for (@ARGV) {
last ARG;
};
/-l(.*)/ && do {
$local_prefix = $1."_";
last ARG;
};
/-a/ && do {
$always_export = 1;
last ARG;
};
/-e(.*)/ && do {
build_target_exports_list($1);
build_forwarder_target_list($1);
last ARG;
};