pr_get_child_subreaper(2const) - BetterMan

pr_get_child_subreaper(2const)

get the "child subreaper" attribute of the calling process

distropkg manpages-dev@6.9.1-1dataset 2026-05-31T07:14:03Z+debian+ec4110e+mandoc:1.14.6-4

Synopsis

#include <linux/prctl.h>
  /* Definition of 
PR_*
 constants */
#include <sys/prctl.h>
int prctl(PR_GET_CHILD_SUBREAPER, int *
isset
);

—

Options · 1

isset is an invalid address.

NAME

PR_GET_CHILD_SUBREAPER - get the "child subreaper" attribute of the calling process

Standard C library (libc, -lc)

bash

#include <linux/prctl.h>\n  /* Definition of \nPR_*\n constants */
\n#include <sys/prctl.h>

bash

int prctl(PR_GET_CHILD_SUBREAPER, int *\nisset\n);

Return the "child subreaper" setting of the caller, in the location pointed to by isset.

On success, 0 is returned. On error, -1 is returned, and errno is set to indicate the error.

Linux.

Linux 3.4.