Provided by: manpages-dev_6.9.1-1_all bug

NAME
       PR_CAP_AMBIENT_IS_SET - read 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_IS_SET, long cap, 0L, 0L);


DESCRIPTION
       This call returns 1 if the capability in cap is in the ambient capability set and 0 if it is not.


RETURN VALUE
       On  success, this call returns the boolean value described above.  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_IS_SET(2const)