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bug#18592: FFI should have portable access to ‘errno’

From: Nala Ginrut
Subject: bug#18592: FFI should have portable access to ‘errno’
Date: Tue, 05 Jan 2016 03:14:32 +0800

Hi Mark!
Thanks for all the advices.

Here's the new patch according to your advices.
1. Added new procedure pointer->procedure-with-errno with

Question: Should we make #:return-errno? true in default? This would
make the name *-with-errno more reasonable. At present, it's false in

2. Used scm_cons2

3. Store errno to a local var after ffi_call immediately.

4. Set errno=0 only when #:return-errno? is true.

5. Merged all modifications into one patch.

Comments please.

Best regards.

Attachment: 0001-Added-new-function-pointer-procedure-with-errno-to-r.patch
Description: Text Data

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