PR_CAP_AMBIENT_RAISE(2const) — Справочная страница Linux

PR_CAP_AMBIENT_RAISE(2const)                PR_CAP_AMBIENT_RAISE(2const)

ИМЯ

       PR_CAP_AMBIENT_RAISE - add to the ambient capability set of the
       calling thread

БИБЛИОТЕКА

       Standard C library (libc, -lc)

СИНТАКСИС

       #include <linux/prctl.h>  /* Definition of PR_* constants */
       #include <sys/prctl.h>

       int prctl(PR_CAP_AMBIENT, PR_CAP_AMBIENT_RAISE, long cap, 0L, 0L);

ОПИСАНИЕ

       The capability specified in cap is added to the ambient
       capability set.  The specified capability must already be present
       in both the permitted and the inheritable sets of the process.
       This operation is not permitted if the
       SECBIT_NO_CAP_AMBIENT_RAISE securebit is set.

ЗНАЧЕНИЕ, ВОЗВРАЩАЕМОЕ ФУНКЦИЕЙ

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

ОШИБКИ

       EINVAL cap does not specify a valid capability.

       EPERM  either the capability specified in cap is not present in
              the process's permitted and inheritable capability sets,
              or the PR_CAP_AMBIENT_LOWER securebit has been set.

ВЕРСИИ

       See PR_CAP_AMBIENT(2const).

СТАНДАРТЫ

       Linux.

ИСТОРИЯ

       Linux 4.3.

СМОТРИТЕ ТАКЖЕ

       prctl(2), PR_CAP_AMBIENT(2const), libcap(3)

КОЛОФОН

       This page is part of the man-pages (Linux kernel and C library
       user-space interface documentation) project.  Information about
       the project can be found at 
       ⟨https://www.kernel.org/doc/man-pages/⟩.  If you have a bug report
       for this manual page, see
       ⟨https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/tree/CONTRIBUTING⟩.
       This page was obtained from the tarball man-pages-6.9.1.tar.gz
       fetched from
       ⟨https://mirrors.edge.kernel.org/pub/linux/docs/man-pages/⟩ on
       2024-06-26.  If you discover any rendering problems in this HTML
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       part of the original manual page), send a mail to
       man-pages@man7.org

Linux man-pages 6.9.1          2024-06-01   PR_CAP_AMBIENT_RAISE(2const)

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