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120 lines
2.9 KiB
120 lines
2.9 KiB
/*
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* Copyright © 2013 David Herrmann
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the copyright holders not be used in
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* advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. The copyright holders make
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "config.h"
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "compositor.h"
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struct weston_logind;
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#if defined(HAVE_SYSTEMD_LOGIN) && defined(HAVE_DBUS)
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#include <systemd/sd-login.h>
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int
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weston_logind_open(struct weston_logind *wl, const char *path,
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int flags);
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void
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weston_logind_close(struct weston_logind *wl, int fd);
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void
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weston_logind_restore(struct weston_logind *wl);
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int
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weston_logind_activate_vt(struct weston_logind *wl, int vt);
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int
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weston_logind_connect(struct weston_logind **out,
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struct weston_compositor *compositor,
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const char *seat_id, int tty);
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void
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weston_logind_destroy(struct weston_logind *wl);
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static inline int
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weston_sd_session_get_vt(const char *sid, unsigned int *out)
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{
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#ifdef HAVE_SYSTEMD_LOGIN_209
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return sd_session_get_vt(sid, out);
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#else
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int r;
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char *tty;
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r = sd_session_get_tty(sid, &tty);
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if (r < 0)
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return r;
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r = sscanf(tty, "tty%u", out);
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free(tty);
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if (r != 1)
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return -EINVAL;
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return 0;
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#endif
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}
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#else /* defined(HAVE_SYSTEMD_LOGIN) && defined(HAVE_DBUS) */
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static inline int
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weston_logind_open(struct weston_logind *wl, const char *path,
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int flags)
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{
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return -ENOSYS;
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}
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static inline void
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weston_logind_close(struct weston_logind *wl, int fd)
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{
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}
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static inline void
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weston_logind_restore(struct weston_logind *wl)
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{
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}
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static inline int
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weston_logind_activate_vt(struct weston_logind *wl, int vt)
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{
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return -ENOSYS;
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}
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static inline int
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weston_logind_connect(struct weston_logind **out,
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struct weston_compositor *compositor,
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const char *seat_id, int tty)
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{
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return -ENOSYS;
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}
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static inline void
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weston_logind_destroy(struct weston_logind *wl)
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{
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}
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#endif /* defined(HAVE_SYSTEMD_LOGIN) && defined(HAVE_DBUS) */
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