This will allow the seat to be set by the environment as pam_systemd typically sets the XDG_SEAT variable --- compositor/main.c | 2 +- libweston/compositor-drm.c | 5 +++++ man/weston-drm.man | 7 +++++-- 3 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/compositor/main.c b/compositor/main.c index 0615d87e..61bda282 100644 --- a/compositor/main.c +++ b/compositor/main.c @@ -562,7 +562,7 @@ usage(int error_code) #if defined(BUILD_DRM_COMPOSITOR) fprintf(stderr, "Options for drm-backend.so:\n\n" - " --seat=SEAT\t\tThe seat that weston should run on\n" + " --seat=SEAT\t\tThe seat that weston should run on, instead of the seat defined in XDG_SEAT\n" " --tty=TTY\t\tThe tty to use\n" " --use-pixman\t\tUse the pixman (CPU) renderer\n" " --current-mode\tPrefer current KMS mode over EDID preferred mode\n\n"); diff --git a/libweston/compositor-drm.c b/libweston/compositor-drm.c index b641d61e..0025f5ba 100644 --- a/libweston/compositor-drm.c +++ b/libweston/compositor-drm.c @@ -4002,8 +4002,13 @@ drm_backend_create(struct weston_compositor *compositor, struct udev_device *drm_device; struct wl_event_loop *loop; const char *seat_id = default_seat; + const char *session_seat; int ret; + session_seat = getenv("XDG_SEAT"); + if (session_seat) + seat_id = session_seat; + weston_log("initializing drm backend\n"); b = zalloc(sizeof *b); diff --git a/man/weston-drm.man b/man/weston-drm.man index d7fd5614..17c1ad31 100644 --- a/man/weston-drm.man +++ b/man/weston-drm.man @@ -94,8 +94,8 @@ switching to the monitor preferred mode. \fB\-\-seat\fR=\fIseatid\fR Use graphics and input devices designated for seat .I seatid -instead of the default seat -.BR seat0 . +instead of the seat defined in the environment variable +. BR XDG_SEAT " , and If neither is specifed, seat0 will be assumed." .TP \fB\-\-tty\fR=\fIx\fR Launch Weston on tty @@ -117,6 +117,9 @@ The file descriptor (integer) where .B weston-launch is listening. Automatically set by .BR weston-launch . +.TP +.B XDG_SEAT +The seat that Weston will start on. . .\" *************************************************************** .SH "SEE ALSO" -- 2.14.1 _______________________________________________ wayland-devel mailing list wayland-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/wayland-devel