Re: Memory and error management approaches

From	Ian Collins <ian-news@hotmail.com>
Newsgroups	comp.lang.c
Subject	Re: Memory and error management approaches
Date	2015-11-02 22:25 +1300
Message-ID	<d9ooh3F6ovuU4@mid.individual.net> (permalink)
References	<n179ne$64b$1@speranza.aioe.org>

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Morten W. Petersen wrote:
> Hi there.
>
> So I'm working on my XML parser, and I'm thinking of ways to manage
> memory..
>
> The design of the program will be one that uses loops rather than
> recursion, so exhausting the stack is unlikely.
>
> I was thinking of passing a parser object around, and on that parser
> object, link to a structure that contains references to all memory
> locations that need to be freed, all streams that need to be closed
> and so on, in the case of success or failure.

Or just use C++....

> And then have a function that goes through this error structure and
> deals with everything.
>
> This should work regardless the parsing succeeds or fails, and would
> also work with setjmp/longjmp.

You should forget about setjmp/longjmp and just handle errors locally.

> Any thoughts on this?  A while ago someone wrote on comp.lang.c about
> writing a custom memory manager for performance; is that something that
> could be coupled with all of this?

Most of the platforms I'm familiar with provide specialised memory 
allocator libraries, you shouldn't have to roll yet another one for 
something as simple as XML parsing.

-- 
Ian Collins

Thread

Memory and error management approaches "Morten W. Petersen" <morphex@gmail.com> - 2015-11-02 10:17 +0100
  Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-02 22:25 +1300
    Re: Memory and error management approaches "Morten W. Petersen" <morphex@gmail.com> - 2015-11-02 10:36 +0100
      Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-02 22:41 +1300
        Re: Memory and error management approaches "Morten W. Petersen" <morphex@gmail.com> - 2015-11-02 11:05 +0100
          Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-02 12:15 +0000
            Re: Memory and error management approaches "Morten W. Petersen" <morphex@gmail.com> - 2015-11-02 20:31 +0100
          Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-03 09:48 +1300
            Re: Memory and error management approaches supercat@casperkitty.com - 2015-11-02 13:17 -0800
              Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-03 10:29 +1300
                Re: Memory and error management approaches supercat@casperkitty.com - 2015-11-02 13:48 -0800
            Re: Memory and error management approaches "Morten W. Petersen" <morphex@gmail.com> - 2015-11-02 22:31 +0100
              Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-03 11:02 +1300
                Re: Memory and error management approaches supercat@casperkitty.com - 2015-11-02 15:21 -0800
              Re: Memory and error management approaches <william@wilbur.25thandClement.com> - 2015-11-03 17:24 -0800
                Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-04 14:38 +1300
                Re: Memory and error management approaches <william@wilbur.25thandClement.com> - 2015-11-04 10:48 -0800
                Re: Memory and error management approaches supercat@casperkitty.com - 2015-11-04 11:28 -0800
                Re: Memory and error management approaches James Kuyper <jameskuyper@verizon.net> - 2015-11-04 14:54 -0500
                Re: Memory and error management approaches Gareth Owen <gwowen@gmail.com> - 2015-11-06 07:50 +0000
                Re: Memory and error management approaches <william@wilbur.25thandClement.com> - 2015-11-06 11:40 -0800
                Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-07 09:38 +1300
                Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-06 20:55 +0000
                Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-07 02:23 -0800
                Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-07 11:29 +0000
                Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-07 04:18 -0800
                Re: Memory and error management approaches asetofsymbols@gmail.com - 2015-11-07 05:41 -0800
                Re: Memory and error management approaches asetofsymbols@gmail.com - 2015-11-07 06:27 -0800
                Re: Memory and error management approaches Sjouke Burry <burrynulnulfour@ppllaanneett.nnll> - 2015-11-07 18:20 +0100
                Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-07 10:28 -0800
                Re: Memory and error management approaches gazelle@shell.xmission.com (Kenny McCormack) - 2015-11-07 19:01 +0000
                Re: Memory and error management approaches raltbos@xs4all.nl (Richard Bos) - 2015-11-10 16:14 +0000
                Re: Memory and error management approaches Gareth Owen <gwowen@gmail.com> - 2015-11-10 21:13 +0000
                Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-10 19:26 +0000
                Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-03 18:25 -0800
                Re: Memory and error management approaches "Morten W. Petersen" <morphex@gmail.com> - 2015-11-06 10:05 +0100
    Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-02 02:15 -0800
      Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-02 12:01 +0000
        Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-02 06:05 -0800
          Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-02 17:18 +0000
            Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-02 09:27 -0800
              Re: Memory and error management approaches Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-11-02 23:02 +0000
              Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-03 12:07 +1300
                Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-02 15:23 -0800
            Re: Memory and error management approaches supercat@casperkitty.com - 2015-11-02 10:28 -0800
      Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-03 09:34 +1300
        Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-02 14:05 -0800
          Re: Memory and error management approaches Ian Collins <ian-news@hotmail.com> - 2015-11-03 11:27 +1300
            Re: Memory and error management approaches Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-11-03 18:15 -0800

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