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Re: [Pika-dev] Guile FFI: resizable vector problem
From: |
Matthew Dempsky |
Subject: |
Re: [Pika-dev] Guile FFI: resizable vector problem |
Date: |
Sat, 31 Jan 2004 13:38:48 +0100 |
User-agent: |
Gnus/5.1006 (Gnus v5.10.6) Emacs/21.3 (gnu/linux) |
Andreas Rottmann <address@hidden> writes:
> The next thing I ran into: Guile has dropped resizable vectors some
> time ago. A rationale can be found in [0]. The argument seems sound to
> me, so what about Pika -- won't resizable vectors yield the same
> problem wrt to threading? For now, I'll just work around that by
> making scm_set_n_vector_elts() create a new vector.
Pika's FFI will handle resizable vectors and threading fine because
users never get pointers to the vector contents -- they can only do
vector-ref and vector-set! operations on them.
Having scm_set_n_vector_elts create a new vector and copy elements
would be the Right Thing to do for this.
-jivera
Re: [Pika-dev] Guile FFI: resizable vector problem, Tom Lord, 2004/01/31