als and event loops are
close cousins. What I am less clear about is whether we want to go down
the Tcl route, or do something even more radical like making op despatch
and the event loop _the same thing_. (If we think of perl's ops as the
instructions of our virtual machine, then this
s pushed out of the core, but it still needs to be somewhere.
POSIX signals cannot be pushed out - essentially that is what has happened
in perl1..5 - we need to pull 'em in.
--
Nick Ing-Simmons
Simon Cozens <[EMAIL PROTECTED]> writes:
>On Wed, Jan 03, 2001 at 11:03:08PM +0000, Nick Ing-Simmons wrote:
>> I am willing to cast bleadperl5's PerlIO into the form of a _draft_ PDD
>> for perl6 - i.e. "this is what it does now", not "this is what it sh
almost requires the event loop be in the deep core along with the I/O
>subsystem. both still should be modular enough that they could be
>replaced in a palm port. i think the API i proposed (simple attribute based
>objects) would make it easy to modularize the whole thing.
>
>uri
--
Nick Ing-Simmons
k out properly.
Anyone that has experience in writing prefetch style code please weigh in
with the pitfalls.
>
>Nicholas Clark
--
Nick Ing-Simmons
ent_check_op. this has a weakness of what if
>you have a very tight perl loop that doesn't exceed N ops? will events
>ever get dispatched then? the op loop counter method works better there.
Neither solves the long running single op case.
--
Nick Ing-Simmons
sed flag.
It is my personal style to use non-NULL value as "flag" - it dates
back to "my" RTOS on TI's 16-bit micros where memory was precious -
having a flag and a value was wasteful.
--
Nick Ing-Simmons
blocking system calls!" and let folks stuck
>with older OSes (like UNIX) deal with it as best they can, but I'm not
>sure I like that a whole lot.
>
--
Nick Ing-Simmons
e could set the flag saying some event has triggered and then in the
>conditional code also deal with the counter. when the counter zeroes,
>then the event is dispatched.
>
>uri
--
Nick Ing-Simmons
Uri Guttman <[EMAIL PROTECTED]> writes:
>>>>>> "NI" == Nick Ing-Simmons <[EMAIL PROTECTED]> writes:
>
> NI> Bart Lateur <[EMAIL PROTECTED]> writes:
> >>
> >> Apropos safe signals, isn't it possible to let perl6 hand
4)
So I think the 3-5% is over estimate.
(Turning on -DDEBUGGING adds about 1 sec to that - so DEBUGGING costs 3%)
--
Nick Ing-Simmons
Dan Sugalski <[EMAIL PROTECTED]> writes:
>>Nick has yet to touch sv_gets() - partly 'cos it was too scary to mess
>>with - so you can if you like ;-)
>
>(As I dig through old mail...)
>
>What I was thinking of was making the scalar behind $/ magic,
It alre
ks can be held. With the possible exception of stdio, perl
is in a position to "know" about those and undo them as part of
its stack unwinding.
>>
>> The short answer is *never use them* in a multithreaded application.
But the short answer (while it may suffice for perl6) is no use to me
as a perl5 maintainer.
--
Nick Ing-Simmons
o we would want to do both if we did either,
>but time() really has no relation to them.
>
>Or, should we just implement usleep() and (for lack of a better name)
snooze() is a better name ;-)
--
Nick Ing-Simmons
e a "slab allocator"
e.g. GCC used an "obstack" - this allows all the memory allocated
since one noted a "checkpoint" to be free-d.
One could fake that idea by making malloc "plugable" and plugging
it during parse to build a linked list or some such.
The
ent the data differently - say as a tree, or a list of 1000-ish char
blocks. That way you can find the block quickly and then do short-ish
search for actual chracter. (Like a text editor does.)
--
Nick Ing-Simmons
;> if I didn't use it much.
>
>*cough* \C *is* taken.
But not for anything that is much use as currently defined,
and in a sense \C is messing in this same area.
>
>> >also \U has a meaning in double quotish strings.
>
>"\Uindeed."
>
--
Nick Ing-Simmons
retain
our sanity and "zillions" of spots needed tweaking to translate
on demand.
So if you want lexical scoped encoding make sure the infrastructure
can scale to cope...
--
Nick Ing-Simmons
ytes' exposes it but
does not tell you what it is.
>Not when printing the string to
>a file handle, I would think -- that should be controlled by
>the encoding on the handle. Are there any other cases where
>encoding matters?
>
> - Damien
--
Nick Ing-Simmons
) == 360
length($s) is 17.34 femto furlongs on a 24" 1023x767 display in 'Courier'
;-)
--
Nick Ing-Simmons
== 193
true :-/
> chr is the one dependent on the current default encoding.
You are going to see both used in legacy stuff.
--
Nick Ing-Simmons
ncoding of its argument (to determine
>the logical character containing in that argument) and the current
>default encoding (to determine the value in the current character set
>representing that character).
>
> - Damien
--
Nick Ing-Simmons
David L . Nicol <[EMAIL PROTECTED]> writes:
>Nick Ing-Simmons wrote:
>
>> Perhaps we could teach pod that /* was alias for =pod
>> and */ an alias for =cut ?
>
>that won't work because pod/cut is strictly line-based and C-style
>comments are strictly strea
he semantics of /^mailto:/.
If it does it can do DNS lookup for MX record for north.pole and
presumably fail and return undef.
Oops sorry that is perl5 ;-)
--
Nick Ing-Simmons
.
Why not have URL.pm look for the appropriate module PerlIO::URL::fax
say - as I recall that is what LWP does in the mundane perl5.003 world.
>
>Z.
--
Nick Ing-Simmons
t; presumably fail and return undef.
>>
>> Oops sorry that is perl5 ;-)
>
>Which part? "Presumably", "fail", "undef" ? ;-)
Well no one has written PerlIO::URL yet so all you get is:
nick@dromedary 507$ cd /home/perl5/perlio
nick@dromedary 508$ ./
pmc->offset) iff you need it.
>but I'm curious as to whether anyone has any hard
>experience with this sort of thing before I delve in any deeper.
>
> Dan
>
>--"it's like this"---
>Dan Sugalski even samurai
>[EMAIL PROTECTED] have teddy bears and even
> teddy bears get drunk
--
Nick Ing-Simmons
TH=/some/long:/bunch/of:/stuff
>>PATH="${PATH}:/more/stuff"
>>
>>would really be a shame.
>
>A backslash at the end of a line?
>
>Kidding!
Obviously you meant a '+' in column 6 of the continuation line ;-)
--
Nick Ing-Simmons
who is looking for a new job see http://www.ni-s.u-net.com/
g without good reason, but this /is/ good reason. CAN SOMBODY
>PLEASE TELL ME A _GOOD_ REASON TO SWITCH TO . FOR METHOD CALLS?
One reason I have heard is that COM (Common Object Model) documents
incantations to call up external objects in VBish thing.whatnot.attrib
style. Not having to s/\./-&g
gt; Damn straight. One way or another, perl 6 will eat perl 5 code close to
>> painlessly. (Typeglobs, perhaps, aside)
On that topic - it may make sense to have a
use warnings 'Perl6';
option in (say) perl5.8 which would allow folk to find typeglobs etc,
and adjust code in advance
and VHDL
at the same time I can say that clearly visible differences are not without
merit.
>
>Nat
--
Nick Ing-Simmons
who is looking for a new job see http://www.ni-s.u-net.com/
Larry Wall <[EMAIL PROTECTED]> writes:
>Then Perl language variants could go the other way and be:
>
>Pern Nano Perl
Network perl - then we can say "here be dragons - but friendly ones..."
--
Nick Ing-Simmons
adjective, not a noun.
>>
>> make more sense than
>>
>> $thing is property
>
>"$foo has true" doesn't flow as well as "$foo is true". Dunno quite
>what the other expected uses are.
--
Nick Ing-Simmons
who is looking for a new job see http://www.ni-s.u-net.com/
< < is what it takes «here». But I don't see why AltGr < should
not work (SuSE Linux's keymap is so un-mnemonic compared to Sun's compose
key scheme).
--
Nick Ing-Simmons
who is looking for a new job see http://www.ni-s.u-net.com/
gcc-2.* compile-speed.
--
Nick Ing-Simmons
http://www.ni-s.u-net.com/
I goofed. (EWRONGLIST)
I realise now that I should have said that RFC 328 (and 327) should have
been on this list, not perl-language-data
I had what I thought was a good look at previous RFCs but managed to miss
RFC226 (Selective interpolation in single quotish context.)
What I wanted comments a
> > Someone looking at that is going to think they have to know all that to
be
> > effective.
Who reads the book. I just use it as reference. I am not the best Perl guru
in the world, but I can program everything I need perl to do. If I ever need
help...it is back to the Perl Camel Book. 2nd edit
t, but you wouldn't need to do this too often and so I
believe the extra processing to be worthwhile.
Cheers,
Nick
mean - it doesn't have to be
> line number in a file.
>
Out of interest, are we able to associate HLL debug info with eval'd
code? Does it have a directory, or is it just the bytecode?
Cheers,
Nick
On 11/14/05, Nick Glencross <[EMAIL PROTECTED]> wrote:
> Jonathan Worthington wrote:
>
> > I'm looking to work
> > on enabling Parrot to store away HLL debug info - that is, the file name,
> > line number, columns etc in the high level language source code. Thi
Roger Browne wrote:
Nick Glencross wrote:
.hll_debug_end line
.hll_debug_begin line 2
I don't think the "end" directives add much. There's almost always going
to be an "end line" before a "begin line", so why not let 'begin line'
SIGSEGV, Segmentation fault.
I think that function pointer interpreter->arena_base->do_dod_run may be
corrupt, but gdb is unable to do a backtrace now. I'll open another call
for this if we can address the first issue and it doesn't fix the second.
Regards,
Nick
On 11/16/05, Leopold Toetsch <[EMAIL PROTECTED]> wrote:
> Nick Glencross wrote:
> > coroutine_3.pasm seems to have some problems with scratchpads, but I
> > don't know whether the problem is with parrot or the test.
>
> > ==15739== Thread 1:
> > ==15739=
ast day, but I don't be
able check the system for a few days to check why...
Cheers,
Nick
ry.c, line 93
Parrot file (not available), line (not available)
I believe that I'd done a proper clean. Anyhow, I did a fresh checkout
(which I rarely do) and that version didn't exhibit the problem.
If this turns out to be unrelated, just ignore!
Nick
causes a build failure, so I'm still of the thinking that we need a
shared libparrot.
Justin: This is certainly a problem that needs solving. We can join forces
if you like...
Nick
builds (I've changed
the files, but may have overlooked important changes)
* I'm going to check 'make install' -- it needs updating to distribute
the installable utilities and check that things work in both configurations.
All tests (as far as I can see) pass with sha
On 12/22/05, Florian Ragwitz <[EMAIL PROTECTED]> wrote:
>
> On Thu, Dec 22, 2005 at 12:51:39PM +, Nick Glencross wrote:
> > I'd like to revive this patch which I posted a while back, but has
> > needed bringing up to date due to subsequent changes.
>
&g
work out why it segfaulted for Leo. The important bits about the
build look good.
But for me, this patch is a good first step.
Great. I've also got shared libraries working on HP-UX out-of-the-box too,
so I'll repost the updated patch later today. It needs a bit of fixing due
to some changes to the hints files today.
Thanks for testing..
Nick
e
debian build files).
This patch probably won't apply to versions much earlier than r10631.
By the way, is MANIFEST.generated a manually updated file?
Cheers,
Nick
Index: debian/libparrot.install
===
--- debian/libparrot.ins
Nick Glencross wrote:
Guys,
Here's an updated version of the libparrot shared library patch.
Sorry, omitted one of the configure files!
I should mention that you probably want to remove
config/inter/libparrot.pm before ever reapplying the patch otherwise
you'll get the same con
On 12/23/05, Joshua Hoblitt <[EMAIL PROTECTED]> wrote:
>
> Nick,
>
> I'll try to take a look at all of this patch today. Quick questions -
> why is:
>
> +src/install_config.o [main]lib
>
> being added to MANIFEST.generated?
>
t the end of
Configure.pl(better locations accepted) which prints a message telling
the person to use
LD_LIBRARY_PATH or equivalent as an alternative (e.g. it may be necessary to
set the PATH on cygwin). An an alternative, which is what libtool does, is
to wrap up binaries behind a script which sets the LD_LIBRARY_PATH
internally so that users don't see it.
I've now got an OSX system which I will be able to get working when I'm back
from doing the family thing...
Thanks for working on this.
>
I'm trying my best. :-)
Nick
Guys,
On 12/24/05, Leopold Toetsch <[EMAIL PROTECTED]> wrote:
>
>
> On Dec 24, 2005, at 21:07, Nick Glencross wrote:
>
> > ... The configuration comes when the application is additionally linked
> > with null_config.o, parrot_config.o or install_config.
>
&
On 12/25/05, Nick Glencross <[EMAIL PROTECTED]> wrote:
> Guys,
Sorry, it wasn't intentional that I was sending HTML emails; only just noticed.
Nick
tps://rt.perl.org/rt3/Ticket/Display.html?id=37303
(The patch has regressed after recent changes)
There's also a thread "Better support for libparrot.so" which will
allow the libparrot.dll to be built cleanly on cygwin
This code isn't yet associated with any particular bug
Nick
On 12/27/05, Peter Schwenn <[EMAIL PROTECTED]> wrote:
> Dear Nick
>
> thanks. by the way how does one signal Pugs that Parrot is to be used
> "Externally".?
Although I've played with pugs for a few hours, it was on Linux, and I
didn't get around to investi
c89) and removed the free.
Failing that, the code can be preserved as it is, but replace size
with PATH_MAX+1 (although as the manual page says, this may not
continue to work).
With this and r10855, os.t will pass on HP-UX.
Regards,
Nick
[idx]
$1 = 0
(gdb) print sizeof (FLOATVAL)
$2 = 8
The base bufstart address 0x4007dd1c is a multiple of 4, but not of 8,
which supports that it's an alignment issue.
Nick
e
[or /something/ like that]
Hence they describe where they are used, not what they contain.
Cheers,
Nick
Index: config/inter/libparrot.pm
===
--- config/inter/libparrot.pm (revision 10892)
+++ config/inter/lib
7;m aware) cygwin doesn't have rpath
functionality, it is necessary to add blib/lib to the PATH for it to
find the parrot DLL.
Cheers,
Nick
Index: src/pbc_merge.c
===
--- src/pbc_merge.c (revision 10901)
+++ src/pbc_merge
On 1/5/06, Leopold Toetsch <[EMAIL PROTECTED]> wrote:
>
> Nick Glencross wrote:
> > The first patch modifies the parrot VM so as not to call
> > parrot_get_config_string on startup, which currently resides in the
> > calling executable. Instead, the
blib/lib/libparrot.a. Also it's an advantage to have both static and
> shared libraries installed. Executables are linked against one of them,
> preferably the shared one.
>
> Here's a patch that addresses this issue that ^conner already raised
> when Nick Glencross poste
asons (the same code is used
for miniparrot, parrot and installable_parrot).
I am finding that I'm hopeless at coming up with variable and function
names, so you won't get any resistance if they are renamed.
Cheers,
Nick
p.s. This patch has changed quite a bit since a version that
This patch adds the necessary hints for HP-UX to build using shared libraries by default.I only have access to gcc on HP-UX, but the necessary compiler flags for the HP commericial compiler are there too.Cheers,
Nick
Index: config/init/hints/hpux.pm
ath is not. [They will probably need to use LD_LIBRARY_PATH or another environment variable as a workaround]
Nick
Index: config/inter/libparrot.pm
===
--- config/inter/libparrot.pm (revision 10936)
+++ config/inter/libparrot.pm (wo
ew called parrot_r10901_cygwin_dynclasses_patch.txt
from the 5th Jan headed "Revisiting parrot_get_config_string".
One question to the floor: I will need to link the dynclasses to
libparrot.dll. The current line in tools/build/dynclasses.pl links against
extend.o; can anyone explain the reasoning behind this? Thanks,
Nick
.
Cheers,
Nick
Index: config/inter/libparrot.pm
===
--- config/inter/libparrot.pm (revision 10971)
+++ config/inter/libparrot.pm (working copy)
@@ -63,7 +63,9 @@
$conf->data->set(
libparrot_ldflags =>
On 1/8/06, Jonathan Worthington <[EMAIL PROTECTED]> wrote:
> "Nick Glencross" <[EMAIL PROTECTED]> wrote:
> > I'd appreciate a few volunteers to try out this patch and make sure that
> > it doesn't break building on your favourite platform.
> >
arrot.a in preference to
libparrot.dll, so I'm setting the has_static_linking=>0, and also
updated the PLATFORMS file.
We're as a pretty good point to close #37303, #36836 and #36540.
Cheers,
Nick
Index: config/init/hints/cygwin.pm
===
The file isn't yet installed because I don't know how to update the
MANIFEST.generated file to place it in .../lib/pkgconfig. Any help would
be great.
r11032 places parrot.pc into the build directory ready for installation.
Nick
On 1/10/06, Joshua Hoblitt <[EMAIL PROTECTED]> wrote:
> On Tue, Jan 10, 2006 at 01:06:29AM +0000, Nick Glencross wrote:
> > Joshua Hoblitt (via RT) wrote:
> >
> > >Parrot should support pkgconfig by installing a pc data file. It should
> > >probably be named
or, but it
seems to run ops2c.pl for each runcore on the dynops, and then builds
.o from each one, and then finally just builds DLLs from them (i.e.
2x4 DLLs)]
cygwin seems to be able to use both .def files or just export all the
symbols from a DLL, the latter being what is done here.
Nick
use?
I'll commit it some time later today based on feedback.
Nick
Index: embed.pod
===
--- embed.pod (revision 11037)
+++ embed.pod (working copy)
@@ -233,6 +233,75 @@
=back
+=head1 COMPILING
+
+Your application will n
On 1/10/06, Nick Glencross <[EMAIL PROTECTED]> wrote:
> On 1/10/06, via RT Joshua Hoblitt <[EMAIL PROTECTED]> wrote:
> > # New Ticket Created by Joshua Hoblitt
> > # Please include the string: [perl #38197]
> > # in the subject line of all future corresponde
On 1/10/06, Nick Glencross <[EMAIL PROTECTED]> wrote:
> On 1/10/06, Nick Glencross <[EMAIL PROTECTED]> wrote:
> > On 1/10/06, via RT Joshua Hoblitt <[EMAIL PROTECTED]> wrote:
> > > # New Ticket Created by Joshua Hoblitt
> > > # Please include the strin
e correct, otherwise we'll expand their paths.
Thanks for spotting,
Nick
lem
though.
Out of interest, given that cygwin can export all symbols or just
specified ones, does anyone have any strong feelings which it should
do?
It looks like it's possible to remove the sym_export/sym_import hints
to complete the build. Unless someone wants this done urgently, it
might be worth holding back so that we can see symbols that might
otherwise be missed.
Nick
or
* rearrange the flags in root.in so that LINKFLAGS is after
ALL_PARROT_LIBS
Does anyone have a strong preference?
Nick
p.s. I saw a followup from Greg that he didn't have libparrot in
/usr/local/lib, but this is certainly a problem that I'm seeing
p.p.s. On cygwin, being Windows, D
Nick Glencross wrote:
There seem to be a few recent events which can now trigger a newish
problem:
The real problem is that -L/usr/local/lib is brought in from parrot,
so we have a few choices:
* Just remove -Ls brought in from 'lddflags', which seems safe to
me, or
*
ystem-wide libparrot exists (in /usr/local/lib)
* Perl provides -L/usr/local/lib with its link flags, as it does on
cygwin and gentoo Linux]
Nick
Index: lib/Parrot/Test.pm
===
--- lib/Parrot/Test.pm (revision 11319)
+++ lib/Parrot/Test.pm
nts. Would anyone have a problem with this?
Nick
ration,
(Sorry again!)
Nick
I suspect that the proper solution is to enhance 'needs_build' in
tools/build/dynpmc.pl to take into account whether Configure has been
rerun. I can propose a solution to this tomorrow, unless there are any
other takers...
Nick
ays:
>
> "But please note that dynamic libs will not be found for non-standard
> locations unless you set LD_LIBRARY_PATH or similar."
Most distributions of Linux will have /usr/local/lib in
/etc/ld.so.conf already since it is normally considered a standard
location. Have you got an entry?
Cheers,
Nick
s giving this error? Is it one installed under
/usr/local or the one that is in the build directory? What do you get
if you run 'ldd' on it?
Cheers,
Nick
#38217
on RT, and I tried to put together a patch in r11320 but I caused some
breakage so it's been backed out. I need to revive it)
Nick
On 26/03/06, Sean Sieger <[EMAIL PROTECTED]> wrote:
> On 3/25/06, Nick Glencross <[EMAIL PROTECTED]> wrote:
>
> > Is it possible that a 'make install' has previously been done on this
> > computer, so that there is a libparrot in /usr/local/lib?
>
&
e a bit of thought
to the problem. My solution is either to remove -L's which Perl
supplies, or move them later in the link line)
Nick
On 27/03/06, Andrew Dougherty <[EMAIL PROTECTED]> wrote:
> On Mon, 27 Mar 2006, Nick Glencross wrote:
>
> > On 26/03/06, Sean Sieger <[EMAIL
rsists, there's a problem.
This file is created by miniparrot. If there were problems running
miniparrot (segfault or shared library problem), then this file can be
created but without any contents (because miniparrot died before
writing the contents)
Cheers,
Nick
.
Failed 2/237 test scripts, 99.16% okay. 3/4667 subtests failed, 99.94% okay.
(This result is equivalent to make test result on FreeBSD 4.9.)
Nick.
dragonfly.patch
Description: Binary data
in r11320, but I botched it (in the
embedded interface) and it was reverted. It's still a good starting
point for anyone that would like to run with it,
Cheers,
Nick
note is that footnote *1 in Platforms has become orphaned in
r16662, which is ironically when it was changed to Broken.
Nick
Hi,
here's a small fix to a printf which I sometimes trigger. Looks like a
')' and '\n' went missing. Feel free to adjust it to meets coding standards.
Nick
Index: packfile.c
===
RCS file: /cvs/p
Hi, All.
Configure.pl 2.0 does not want run on Win32 (windows NT 4.0, AcrivStatPerl
5.6.1, VC 6).
Prior version ask me: what linker I want use.
This do not ask, and variable $ld is undefined (module
parrot/lib/Parrot/Configure/Step.pm, sub cc_build).
Best regards, Nick.
u.
It's inattention.
Thank you very much.
Nick
sis.
But I cannot unfortunately help you because I do not know C.
Best regard.
Nick
/bitwiseok
t/op/debuginfo..ok
t/op/gc.ok
t/op/globalsok
t/op/hacks..ok
t/op/ifunless...ok
(WinNT with 6sp and VC++ 6.0 with 5sp and processor pack)
Nick.
Is they necessary still?
I can also do tests on cygwin and FreeBSD 4.x.
Nick.
mashing of bits!
Comparing the performance with the OS md5sum was more just a curiosity;
it's not really a fair comparison.
Cheers Leo,
Nick
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