svn commit: r361035 - in releng/11.4: lib/libsysdecode sys/fs/procfs sys/sys usr.sbin/procctl

[Eugene Grosbein]

15.05.2020 0:47, John Baldwin wrote:

> Author: jhb
> Date: Thu May 14 17:47:55 2020
> New Revision: 361035
> URL: https://svnweb.freebsd.org/changeset/base/361035
> 
> Log:
>   MF11 361020: Deprecate procfs-based process debugging.
>   
>   359047:
>   Mark procfs-based process debugging as deprecated for FreeBSD 13.
>   
>   Attempting to use ioctls on /proc/<pid>/mem to control a process will
>   trigger warnings on the console.  The <sys/pioctl.h> include file will
>   also now emit a compile-time warning when used from userland.
>   
>   359054:
>   Fix the workaround to ignore the #warning for GCC.
>   
>   clang and gcc use different warning flags for #warning preprocessor
>   directives.
>   
>   For both 12 and 11, adjust the GCC warning flags to only be added in
>   4.7 and later since 4.2.1 does not support -Wno-cpp.  For 11, add the
>   needed warning suppression to procctl's build.  procctl was removed in
>   12.0.
>   
>   Approved by:	re (gjb, kib)

Please consider adding a sysctl or another way to disable such extra warnings for jailed process,
so it would be possible running old versions of FreeBSD in a jail seamless.