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Re: Rational
From: |
Hans Åberg |
Subject: |
Re: Rational |
Date: |
Wed, 23 May 2018 18:45:19 +0200 |
> On 23 May 2018, at 18:36, David Kastrup <address@hidden> wrote:
>
> Hans Åberg <address@hidden> writes:
>
>>> On 23 May 2018, at 18:12, David Kastrup <address@hidden> wrote:
>>>
>>> Hans Åberg <address@hidden> writes:
>>>
>>>> I ended up using GC_malloc_uncollectable, because it turned out too
>>>> tricky to use malloc.
>>>
>>> This is C++, so we basically end up with operator ::new and operator
>>> ::delete unless overriden by individual classes. They use
>>
>> This what they suggest for the Boehm GC, and it is what caused
>> problems in my program.
>
> Likely because of the expectation that it would be managed by the Boehm
> GC. The Guilev2 documentation states:
>
> For memory that is not associated with a Scheme object, you can
> use ‘scm_malloc’ instead of ‘malloc’. Like ‘scm_gc_malloc’, it will
> either return a valid pointer or signal an error. However, it will
> not assume that the new memory block can be freed by a garbage
> collection. The memory must be explicitly freed with ‘free’.
>
> So memory allocated with the standard allocator in a Guile application
> is not managed by the Boehm GC.
The object has a container with GC objects, so using using standard allocation
for the container causes the GC to not trace the objects in the container, and
will thus collect them.
>>>> And I found no reference to it in LilyPond, so I got curious about
>>>> how you do it. But you are not going to tell me, so forget about it.
>>>
>>> You know, if you actually bothered _asking_, you'd increase your
>>> chances of getting an answer.
>>
>> Typically when the item is brought up people would say "Yes, we use
>> this or that", rather than long bodies of text with no such
>> information.
>
> If you want an answer, ask a question. Just stating something in the
> hope that the correction will work as an answer is trying your luck.
I will try to remember that these are your rules.
- Re: Rational, (continued)
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational,
Hans Åberg <=
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, David Kastrup, 2018/05/23
- Re: Rational, Hans Åberg, 2018/05/23
- Re: Rational, Kieren MacMillan, 2018/05/23
- Re: Rational, metachromatic, 2018/05/26
- Re: Rational, David Kastrup, 2018/05/26
- Re: Microrhythm, Hans Åberg, 2018/05/22
- Re: Microrhythm, Han-Wen Nienhuys, 2018/05/23
- Message not available
- Re: Microrhythm, metachromatic, 2018/05/26