1 files changed, 30 insertions, 0 deletions
diff --git a/win32/mkexports.rb b/win32/mkexports.rb
new file mode 100644
index 0000000000..faf342b2cb
--- /dev/null
+++ b/win32/mkexports.rb
@@ -0,0 +1,30 @@
+#!./miniruby -s
+
+SYM = {}
+
+objs = ARGV.collect {|s| s.tr('/', '\\')}
+IO.foreach("|dumpbin -symbols " + objs.join(' ')) do |l|
+  next if /^[0-9A-F]+ 0+ UNDEF / =~ l
+  next unless l.sub!(/.*\sExternal\s+\|\s+/, '')
+  if l.sub!(/^_/, '')
+    next if /@.*@/ =~ l
+  elsif !l.sub!(/^(\S+) \([^@?]*\)$/, '\1')
+    next
+  end
+  SYM[l.strip] = true
+end
+
+exports = []
+if $name
+  exports << "Name " + $name
+elsif $library
+  exports << "Library " + $library
+end
+exports << "Description " + $description.dump if $description
+exports << "EXPORTS" << SYM.keys.sort
+
+if $output
+  open($output, 'w') {|f| f.puts exports}
+else
+  puts exports
+end