make all fails on Ubuntu 17.10 - field 'pr_altstack' has incomplete type

[wolfbo]

please find the tty-coloured output in this file (simply cat it in CLI)
https://drive.google.com/file/d/1O2vxf9VxGq0ehKs7RmejEJdN_yJv4_u-/view?usp=sharing

In file included from Pgcore.c:42:0: ../../linux/sys/old_procfs.h:58:29: error: field 'pr_altstack' has incomplete type struct sigaltstack pr_altstack; /* Alternate signal stack info */ ^~~~~~~~~~~
and at the end:
<builtin>: recipe for target 'Pgcore.o' failed make[2]: *** [Pgcore.o] Error 1 rm Pexecname.o P32ton.o Pcore.o Pcontrol.o makefile:76: recipe for target 'do_cmds' failed make[1]: *** [do_cmds] Error 2 tools/bug.sh
This may well be an issue only with newer kernels.
$ uname -a Linux nb 4.13.0-36-generic #40-Ubuntu SMP Fri Feb 16 20:07:48 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

[pierricgimmig]

I get the same error on Ubuntu 18.04. Any news on this issue? Thanks.

In file included from Pgcore.c:42:0:
../../linux/sys/old_procfs.h:58:29: error: field 'pr_altstack' has incomplete type
struct sigaltstack pr_altstack; /* Alternate signal stack info */

[tanmaysachan]

Any updates on this?

[sebastianpiskorski]

There is no response for a year and a half. Is this still maintained?

[nisargshah95]

For some reason the definition of struct sigaltstack in linux/sys/signal.h seems to be commented out.