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From: Marius Vollmer <mvo@zagadka.de>
Cc: guile-user@gnu.org, guile-devel@gnu.org
Subject: Re: Worrying development
Date: Sun, 18 Jan 2004 22:05:23 +0100	[thread overview]
Message-ID: <87vfn9ufvw.fsf@zagadka.ping.de> (raw)
In-Reply-To: <1074246064.6729.23.camel@localhost> (Roland Orre's message of "Fri, 16 Jan 2004 10:41:05 +0100")

Roland Orre <orre@nada.kth.se> writes:

> I suggest that shared substrings are moved back to guile.

Agreed.

I'm sorry for previously giving the impression that shared substrings
wont come back.

There is no problem on the Scheme side of things: we can just add
shared substrings and make it a proper subtype of 'string'.

The problem lies with C code and there only with the low level API
consisting of SCM_STRINGP, SCM_STRING_CHARS etc.  Functions like
scm_c_string2str can be updated to just continue to work.

Shared substrings also touch on the issues of using Unicode in Guile
and on making sure we have a nice type conversion API that can replace
gh_ in all respects.

I'd like to do it in this order:

 - type conversion API (which allows for different encodings of
   strings, but doesn't need it immediately) (the first part of this
   was the 'frame' stuff for handling unwinds in C).

 - Unicode (with shared substrings in mind).

 - shared substrings

Of course, we shouldn't do too much lest 1.8 wont happen...

I'll try to put forth a proposal in the next days for the string part
of the type conversion API that allows Unicode and shared substrings.

-- 
GPG: D5D4E405 - 2F9B BCCC 8527 692A 04E3  331E FAF8 226A D5D4 E405


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  parent reply	other threads:[~2004-01-18 21:05 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-01-16  9:41 Worrying development Roland Orre
2004-01-16 11:59 ` tomas
2004-01-18 21:05 ` Marius Vollmer [this message]
2004-01-18 21:58   ` Tom Lord
2004-01-22 21:47     ` Tom Lord
2004-01-22 16:11   ` Dirk Herrmann
2004-01-22 18:42     ` Tom Lord
2004-01-23 11:45       ` Dirk Herrmann
2004-01-23 17:16         ` Tom Lord
2004-01-23 21:01           ` Marius Vollmer
2004-01-23 22:18             ` Tom Lord
2004-01-24  0:27               ` Marius Vollmer
2004-01-24  0:53                 ` Tom Lord
2004-01-23 22:28             ` Paul Jarc
2004-01-24 12:09               ` rm
2004-01-24 13:29                 ` Marius Vollmer
2004-01-26  2:42                   ` overriding car/cdr (was: Worrying development) Paul Jarc
2004-02-08 16:21                     ` overriding car/cdr Dirk Herrmann
2004-02-08 18:09                     ` Marius Vollmer
2004-02-08 20:56                       ` Paul Jarc
2004-03-20 22:28                         ` Marius Vollmer
2004-03-22 17:05                           ` David Van Horn
2004-03-22 21:03                             ` Marius Vollmer
2004-03-22 17:24                           ` Paul Jarc
2004-01-23 22:37           ` Worrying development Dirk Herrmann
2004-01-23 23:25             ` Tom Lord

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