Al 15/10/10 22:31, En/na Vinzent Höfler ha escrit:
- FreeOnTerminate should be gone, (meaning no way to actively call
TThread.Destroy from another thread, a thread gets destroyed
automatically when it leaves its execute method)
I don't agree, the creator of the thread should be able to see
On Sat, 16 Oct 2010, Luca Olivetti wrote:
Al 15/10/10 22:31, En/na Vinzent Höfler ha escrit:
- FreeOnTerminate should be gone, (meaning no way to actively call
TThread.Destroy from another thread, a thread gets destroyed
automatically when it leaves its execute method)
I don't agree, the
I am still compiling delphi code and do now compile for both win32 and
winCE. WinCE works (but executable untested), while win32 complains a few
places:
1) Whenever I compile single = min(single,single) I have to add math.min
or the win32 compiler complains and expects longints instead. Is
On 16 Oct 2010, at 12:11, Uffe Kousgaard wrote:
I am still compiling delphi code and do now compile for both win32 and
winCE. WinCE works (but executable untested), while win32 complains a few
places:
1) Whenever I compile single = min(single,single) I have to add math.min
or the win32
Jonas Maebe jonas.ma...@elis.ugent.be wrote in
message news:6ef537cb-d266-4034-8c96-8286158ac...@elis.ugent.be...
1) Whenever I compile single = min(single,single) I have to add math.min
or the win32 compiler complains and expects longints instead. Is there a
difference between the RTL in the
On 16.10.2010 12:35, Uffe Kousgaard wrote:
Jonas Maebejonas.ma...@elis.ugent.be wrote in
message news:6ef537cb-d266-4034-8c96-8286158ac...@elis.ugent.be...
1) Whenever I compile single = min(single,single) I have to add math.min
or the win32 compiler complains and expects longints instead. Is
- FreeOnTerminate should be gone, (meaning no way to actively call
TThread.Destroy from another thread, a thread gets destroyed
automatically when it leaves its execute method)
(IIRC FreeOnTerminate was even set to False by the default
constructor, so you had the choice of either
On 16 Oct 2010, at 13:57, Benedikt Schindler wrote:
- FreeOnTerminate should be gone, (meaning no way to actively call
TThread.Destroy from another thread, a thread gets destroyed
automatically when it leaves its execute method)
(IIRC FreeOnTerminate was even set to False by the default
Hi together!
I'm currently wrapping V4L2 in an object oriented way and thought that I
could use operator overloading to convert flag ordinals to Pascal sets.
My operator compiled without problems, but when I tried to use it I got
a type error.
So I reduced my problem to a single test unit:
Sven Barth pascaldra...@googlemail.com wrote in
message
TCriticalSection is a WinAPI struct if you include the unit Windows.
OK, that explains. In Delphi the WinAPI struct is called
TRTLCriticalSection. So, no name clashing.
___
fpc-pascal
On Sat, Oct 16, 2010 at 7:04 AM, Jonas Maebe jonas.ma...@elis.ugent.be wrote:
He cannot. If freeonterminate=true, then even if you call inherited
create(false) as the very last statement of your constructor, the thread
may already have finished running and freed itself before AfterConstruction
On Sat, 16 Oct 2010, Andrew Brunner wrote:
On Sat, Oct 16, 2010 at 7:04 AM, Jonas Maebe jonas.ma...@elis.ugent.be wrote:
He cannot. If freeonterminate=true, then even if you call inherited
create(false) as the very last statement of your constructor, the thread
may already have finished
On Fri, Oct 15, 2010 at 5:10 PM, Henry Vermaak henry.verm...@gmail.com wrote:
I've told you before: NPTL is part of the glibc sources. Download the
latest glibc sources and look in the nptl directory. The latest glibc
release is 2.11.2.
FPC source to cThreads unit and the thread manager
On 16.10.2010 15:36, Michael Van Canneyt wrote:
How about creating
a) A native TThreadManager record in system unit for unices.
I don't think this can be done for all Unix systems in a generic way,
because e.g. on Linux you should use the clone syscall (which is Linux
only) while on e.g.
In our previous episode, Michael Van Canneyt said:
IMO, it would be better to leverage the present performance condition
to muster support for a high performance thread component set.
How about creating
a) A native TThreadManager record in system unit for unices.
b) Create a
Jonas Maebe wrote:
He cannot. If freeonterminate=true, then even if you call inherited
create(false) as the very last statement of your constructor, the thread
may already have finished running and freed itself before
AfterConstruction is called. The AfterConstruction call will then crash.
In our previous episode, Sven Barth said:
How about creating
a) A native TThreadManager record in system unit for unices.
I don't think this can be done for all Unix systems in a generic way,
because e.g. on Linux you should use the clone syscall (which is Linux
only)
FreeBSD
On 16 Oct 2010, at 15:46, Martin Schreiber wrote:
Jonas Maebe wrote:
He cannot. If freeonterminate=true, then even if you call inherited
create(false) as the very last statement of your constructor, the thread
may already have finished running and freed itself before
AfterConstruction is
On 16.10.2010 15:45, Marco van de Voort wrote:
In our previous episode, Sven Barth said:
How about creating
a) A native TThreadManager record in system unit for unices.
I don't think this can be done for all Unix systems in a generic way,
because e.g. on Linux you should use the clone
In our previous episode, Sven Barth said:
FreeBSD supports rfork, which has similar functionality (the subset (?)
implemented by Clone in the linuxator is implemented by a rfork call
Yrying to build on the clone call has been done in 1.0.x times, and I don't
have fond memories about it.
On Sat, 16 Oct 2010 10:45:49 +0200, Luca Olivetti l...@ventoso.org wrote:
Al 15/10/10 22:31, En/na Vinzent Höfler ha escrit:
- FreeOnTerminate should be gone, (meaning no way to actively call
TThread.Destroy from another thread, a thread gets destroyed
automatically when it leaves its execute
Jonas Maebe wrote:
On 16 Oct 2010, at 15:46, Martin Schreiber wrote:
Will it crash if it is empty as in TObject?
The contents of AfterConstruction don't matter. If the instance is freed
before the constructor had a chance to call AfterConstruction, the self
pointer won't be valid
On 16 Oct 2010, at 17:13, Martin Schreiber wrote:
Jonas Maebe wrote:
The contents of AfterConstruction don't matter. If the instance is freed
before the constructor had a chance to call AfterConstruction, the self
pointer won't be valid anymore in the constructor and hence the call to
On 16.10.2010 16:47, Marco van de Voort wrote:
In our previous episode, Sven Barth said:
FreeBSD supports rfork, which has similar functionality (the subset (?)
implemented by Clone in the linuxator is implemented by a rfork call
Yrying to build on the clone call has been done in 1.0.x times,
Al 16/10/10 16:57, En/na Vinzent Höfler ha escrit:
Well, the usual implementation of an externally called Destroy is
- first a call to the Terminate method
- then a WaitFor()
Nope, I avoid the WaitFor. I usually do a
while not FFinished do
CheckSynchronize(100);
(where FFinished is
On Sat, 16 Oct 2010 17:12:51 +0200, Jonas Maebe
jonas.ma...@elis.ugent.be wrote:
On 16 Oct 2010, at 17:13, Martin Schreiber wrote:
As written before it does not crash in
tmsethread which does not inherit from FPC TThread.
You're just getting lucky in your tests.
Either that, or the
On 16 Oct 2010, at 14:23, Uffe Kousgaard u...@routeware.dk wrote:
Sven Barth pascaldra...@googlemail.com wrote in
message
TCriticalSection is a WinAPI struct if you include the unit Windows.
Appart from unit ordering (which is a shaky way of reliably resolving things),
you could always
On Sat, 16 Oct 2010 17:42:03 +0200, Luca Olivetti l...@ventoso.org wrote:
Al 16/10/10 16:57, En/na Vinzent Höfler ha escrit:
Well, the usual implementation of an externally called Destroy is
- first a call to the Terminate method
- then a WaitFor()
Nope, I avoid the WaitFor.
Nice for
Al 16/10/10 17:42, En/na Luca Olivetti ha escrit:
Al 16/10/10 16:57, En/na Vinzent Höfler ha escrit:
Well, the usual implementation of an externally called Destroy is
- first a call to the Terminate method
- then a WaitFor()
Nope, I avoid the WaitFor. I usually do a
while not FFinished do
Jonas Maebe wrote:
As written before it does not crash in
tmsethread which does not inherit from FPC TThread.
You're just getting lucky in your tests.
Hmm, a miracle for me. I used heaptrace which trashes the memory after free
AFAIK?
Martin
___
On Sat, 16 Oct 2010 18:04:59 +0200, Luca Olivetti l...@ventoso.org wrote:
I use that only for threads I start at the beginning of the app and
terminate at the end, so polling isn't a big issue.
Those kind of threads are not a big issue at all. As they are running
during the whole
In our previous episode, Sven Barth said:
First we would have to get rid of this solution in search of a problem
attitude.
What do you mean by the this solution in search of a problem attitude?
I can't follow you currently... :(
People seem to first want to bash pthreads, and
On 16.10.2010 18:30, Marco van de Voort wrote:
In our previous episode, Sven Barth said:
First we would have to get rid of this solution in search of a problem
attitude.
What do you mean by the this solution in search of a problem attitude?
I can't follow you currently... :(
People seem to
On Sat, 16 Oct 2010, Marco van de Voort wrote:
All I have seen is some complaint about slow starting threads by sb who can't
even find the proper pthread source, and now we are suddenly making room for
a native threadmanager?
Isn't a native threadmanager for Linux on the wishlist of FPC
On 16 October 2010 14:37, Andrew Brunner andrew.t.brun...@gmail.com wrote:
On Fri, Oct 15, 2010 at 5:10 PM, Henry Vermaak henry.verm...@gmail.com
wrote:
pthreads is the standard, not the implementation. The current most
widely used implementation is called NPTL. Your link points to
On Sat, Oct 16, 2010 at 2:16 PM, Henry Vermaak henry.verm...@gmail.com wrote:
libpthread.so is the name of the library, not the name of the implementation.
I updated FPC from SVN and it is pointing to this library now :-).
Only problem is someone took some changes I made to remove semaphore
on
I've got a class factory problem I'm trying to resolve and it appears
I'm at a point where it's probably better to ask for help.
TCoreObjects=class;
TCoreObject=Class (TPersistent)
protected
class procedure VerifyIDs(var Module:TDBMSModule); Virtual; abstract;
end;
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