PR_CAP_AMBIENT_LOWER(2const) PR_CAP_AMBIENT_LOWER(2const)
NAME
PR_CAP_AMBIENT_LOWER - lower the ambient capability set of the calling
thread
LIBRARY
Standard C library (libc, -lc)
SYNOPSIS
#include <linux/prctl.h> /* Definition of PR_* constants */
#include <sys/prctl.h>
int prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_LOWER, long cap, 0L, 0L);
DESCRIPTION
The capability specified in cap is removed from the ambient capability
set.
RETURN VALUE
On success, 0 is returned. On error, -1 is returned, and errno is set
to indicate the error.
ERRORS
EINVAL cap does not specify a valid capability.
VERSIONS
See PR_CAP_AMBIENT(2const).
STANDARDS
Linux.
HISTORY
Linux 4.3.
SEE ALSO
prctl(2), PR_CAP_AMBIENT(2const), libcap(3)
Linux man-pages 6.9.1 2024-06-01 PR_CAP_AMBIENT_LOWER(2const)
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