[PATCH] widl: Fix handling of output_name in option parsing

[Jacek Caban]

From: Andrew Boyarshin

Do not overwrite explicitly stated paths, such as header_name or
proxy_name. Instead, use output_name when specified as a fallback.

Signed-off-by: Andrew Boyarshin 
Signed-off-by: Jacek Caban 
---
  tools/widl/widl.c | 20 +++++++++-----------
  1 file changed, 9 insertions(+), 11 deletions(-)