Re: Fwd: Import procedure NEWPROCESS

[Gaius Mulley]

Alexey Ulasevich <alexey.ulasevich@gmail.com> writes:

> 03.10.2024 23:09, Gaius Mulley пишет:
>> Alexey Ulasevich <alexey.ulasevich@gmail.com> writes:
>>
>>> 03.10.2024 21:27, Benjamin Kowarsch пишет:
>>>
>>>   forgot to use the "reply to all" option.
>>>
>>>   ---------- Forwarded message ---------
>>>   From: Benjamin Kowarsch
>>>   Date: Fri, 4 Oct 2024 at 03:25
>>>   Subject: Re: Import procedure NEWPROCESS
>>>   To: Alexey Ulasevich
>>>
>>>   On Thu, 3 Oct 2024 at 23:36, Alexey Ulasevich wrote:
>>>
>>>   03.10.2024 08:46, Jack Perry пишет:
>>>
>>>   ...and judging from the modula-2 reference at
>>>
>>>      https://www.modula2.org/reference/isomodules/isomodule.php?m=SYSTEM.DEF
>>>
>>>   ....there is indeed no NEWPROCESS procedure in SYSTEM.
>>>
>>>   Correct. In PIM, coroutines were provided by pseudo-module SYSTEM, and in 
>>> ISO this was changed.
>>>    Ok.Thanks. But when I use '-fpim' for compiling I get also get
>>> errors:
>>>
>>> alex@aurum:~/m2propbe/probes$ gm2 -g -fsoft-check-all -Wall 
>>> process_probe1.mod -o process_probe1
>>> /usr/lib/gcc/x86_64-linux-gnu/12/m2/m2pim/SYSTEM.def:212:11: error: In 
>>> definition module ‘SYSTEM’: the symbols are unknown at the end of module
>>> ‘process_probe1’ when requested by another modules import (symbols have not 
>>> been exported by the appropriate definition module)
>>>    212 | END SYSTEM.
>>>        |           ^
>>> /usr/lib/gcc/x86_64-linux-gnu/12/m2/m2pim/SYSTEM.def:212:11: error: the 
>>> following unknown symbols in module ‘SYSTEM’ were unresolved: PROCESS,
>>> TRANSFER and NEWPROCESS
>>> process_probe1.mod:4:20: error: unknown symbol ‘NEWPROCESS’
>>>      4 | FROM SYSTEM IMPORT NEWPROCESS, TRANSFER, PROCESS;
>>>        |                    ^~~~~~~~~~
>>> process_probe1.mod:4:20: error: unknown symbol 'NEWPROCESS' found
>>> process_probe1.mod:4:32: error: unknown symbol ‘TRANSFER’
>>>      4 | FROM SYSTEM IMPORT NEWPROCESS, TRANSFER, PROCESS;
>>>        |                                ^~~~~~~~
>>> process_probe1.mod:4:32: error: unknown symbol 'TRANSFER' found
>>> process_probe1.mod:4:42: error: unknown symbol ‘PROCESS’
>>>      4 | FROM SYSTEM IMPORT NEWPROCESS, TRANSFER, PROCESS;
>>>        |                                          ^~~~~~~
>>> process_probe1.mod:4:42: error: unknown symbol 'PROCESS' found
>>>
>>> Module SYSTEM with NEWPROCESS and TRANSFER still in gm2, it's placed in 
>>> '/usr/lib/gcc/x86_64-linux-gnu/12/m2/m2cor'. So, how to use it?
>>>
>>> Best regards,
>>>
>>> Aleksey Ulasevich
>> Hi Aleksey,
>>
>> with gm2-12 you need to supply the library order:
>>
>> $ gm2 -flibs=cor,pim,iso -g foo.mod
>>
>> It might be worth considering upgrading gm2 to (13, or 14) if possible
>> as the linking has completely changed (and many bug fixes have been
>> applied),
>>
>> regards,
>> Gaius
>
>
> Ok. Thanks. It's look like I should build gm2 from sources on my
> Debian 12. :-)

Hi Aleksey,

yes it builds well on Debian 12, here are some guides (if necessary):

https://lists.nongnu.org/archive/html/gm2/2024-08/msg00015.html

The changes between gm2-12 and gm2-14 are quite substantial (plenty of
bugfixes as well)

regards,
Gaius