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Re: [ANN] nyacc 0.80.4 released
From: |
Matt Wette |
Subject: |
Re: [ANN] nyacc 0.80.4 released |
Date: |
Wed, 2 Aug 2017 05:13:43 -0700 |
> On Aug 1, 2017, at 10:23 PM, Jan Nieuwenhuizen <address@hidden> wrote:
>
> Matt Wette writes:
>
>> Thanks for the reports. I am happy to see the severity in bugs reducing.
>
> Yes!
>
>> For the FFI-helper I need to parse the rat’s nest under /usr/include
>> so I am catching more.
>
> Hah :-)
>
>> I am not sure what you are getting at here. If I have
>> char *s = “foo\0bar”;
>> then the tree is
>> (trans-unit
>> (decl (decl-spec-list (type-spec (fixed-type "char")))
>> (init-declr-list
>> (init-declr
>> (ptr-declr (pointer) (ident "s"))
>> (initzer (p-expr (string "foo\x00bar")))))))
>> so the null character makes it into the tree. The tree language is SXML so
>> this should be a
>> legal Scheme string, which I think it is. See
>> http://dl.acm.org/citation.cfm?doid=571727.571736.
>
> Hmm, weird are you using my null.c? Here's what I get
>
> --8<---------------cut here---------------start------------->8---
> 07:18:50 address@hidden:~/src/nyacc [env]
> $ guile
> GNU Guile 2.2.2
> Copyright (C) 1995-2017 Free Software Foundation, Inc.
>
> Guile comes with ABSOLUTELY NO WARRANTY; for details type `,show w'.
> This program is free software, and you are welcome to redistribute it
> under certain conditions; type `,show c' for details.
>
> Enter `,help' for help.
> scheme@(guile-user)> (use-modules (nyacc lalr))
> scheme@(guile-user)> *nyacc-version*
> $1 = "0.80.4"
> scheme@(guile-user)> (use-modules (nyacc lang c99 parser))
> scheme@(guile-user)> (with-input-from-file "null.c" parse-c99)
> $2 = (trans-unit (decl (decl-spec-list (type-spec (fixed-type "char")))
> (init-declr-list (init-declr (ptr-declr (pointer) (ident "s")) (initzer
> (p-expr (string "foo0bar")))))))
> scheme@(guile-user)>
> --8<---------------cut here---------------end--------------->8---
>
>
>> Look for fixes to above, along with some (minor) changes in c99 output, in
>> 0.81.0.
>
> Thanks!
>
> Greetings,
> janneke
>
> --
> Jan Nieuwenhuizen <address@hidden> | GNU LilyPond http://lilypond.org
> Freelance IT http://JoyofSource.com | Avatar® http://AvatarAcademy.com
> <http://avataracademy.com/>
You are right. If I use the string parser it parses correctly. If I use the
file parser it does not.
I need to check this out.
Matt