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prctl.2: Mention libcap APIs for operating on capability bounding set 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2018-11-16 21:32:45 +01:00
parent 6a1634dc09
commit d9a0d1d7b7
1 changed files with 10 additions and 0 deletions
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10
man2/prctl.2
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@ -129,6 +129,11 @@ If the capability specified in
.I arg2
is not valid, then the call fails with the error
.BR EINVAL .
.IP
A higher-level interface layered on top of this operation is provided in the
.BR libcap (3)
library in the form of
.BR cap_get_bound (3).
.TP
.BR PR_CAPBSET_DROP " (since Linux 2.6.25)"
If the calling thread has the
@ -150,6 +155,11 @@ does not represent a valid capability; or
.BR EINVAL
if file capabilities are not enabled in the kernel,
in which case bounding sets are not supported.
.IP
A higher-level interface layered on top of this operation is provided in the
.BR libcap (3)
library in the form of
.BR cap_drop_bound (3).
.TP
.BR PR_SET_CHILD_SUBREAPER " (since Linux 3.4)"
.\" commit ebec18a6d3aa1e7d84aab16225e87fd25170ec2b