Re: RFC: subcommand to pause/resume builds

[Ludovic Courtès]

Hi,

John Soo <jsoo1@asu.edu> skribis:

> After even further investigation,
>
> Does guix processes output the desired rec format? It seems hard to
> select the child process pid:
>
> ChildProcess: 16923: guile --no-auto-compile -L 
> /gnu/store/8a0wry8cvr405ha8d8bpjyzj5dzghigd-module-import 
> /gnu/store/mh1fkn1d9c9mg6hihxvjngxmn3qjmp38-ungoogled-chromium-86.0.4240.111-0.c34a56d-guile-builder
> ChildProcess: 31859: 
> /gnu/store/ah16zr8mmfkqy23rr7jy5a842ca1q9h1-guile-3.0.4/bin/guile \ 
> /gnu/store/xi3jc6476vyv2vmcsfa1xkpqbxp1apk6-guix-1.1.0-27.1c21468/bin/.guix-real
>  substitute --query
> ChildProcess: 31869: 
> /gnu/store/ah16zr8mmfkqy23rr7jy5a842ca1q9h1-guile-3.0.4/bin/guile \ 
> /gnu/store/xi3jc6476vyv2vmcsfa1xkpqbxp1apk6-guix-1.1.0-27.1c21468/bin/.guix-real
>  offload x86_64-linux 0 1 0
>
> After perusing info recutils some, I expected the output to be more
> like:
>
> ChildProcessPID: 16923
> ChildProcessCommand: guile --no-auto-compile -L 
> /gnu/store/8a0wry8cvr405ha8d8bpjyzj5dzghigd-module-import 
> /gnu/store/mh1fkn1d9c9mg6hihxvjngxmn3qjmp38-ungoogled-chromium-86.0.4240.111-0.c34a56d-guile-builder

Yes, that would be nicer.

However, note that if you fiddle with child processes, your warranty is
void!  :-)

You’d be interfering with build processes, thus potentially changing
their result in an uncontrolled way.

Ludo’.