Merge pull request #699 from martinetd/xcb_errors

Print xcb errors
This commit is contained in:
Drew DeVault 2018-03-04 08:39:14 -05:00 committed by GitHub
commit 3a291b189b
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 103 additions and 23 deletions

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@ -8,10 +8,6 @@
#include <wlr/types/wlr_seat.h>
#include <xcb/xcb.h>
#ifdef WLR_HAS_XCB_ICCCM
#include <xcb/xcb_icccm.h>
#endif
struct wlr_xwm;
struct wlr_xwayland_cursor;

View file

@ -1,10 +1,17 @@
#ifndef WLR_XWM_H
#define WLR_XWM_H
#ifndef XWAYLAND_XWM_H
#define XWAYLAND_XWM_H
#include <wayland-server-core.h>
#include <wlr/xwayland.h>
#include <xcb/render.h>
#ifdef WLR_HAS_XCB_ICCCM
#include <xcb/xcb_icccm.h>
#endif
#ifdef WLR_HAS_XCB_ERRORS
#include <xcb/xcb_errors.h>
#endif
enum atom_name {
WL_SURFACE_ID,
WM_DELETE_WINDOW,
@ -98,6 +105,9 @@ struct wlr_xwm {
struct wl_list unpaired_surfaces; // wlr_xwayland_surface::unpaired_link
const xcb_query_extension_reply_t *xfixes;
#ifdef WLR_HAS_XCB_ERRORS
xcb_errors_context_t *errors_context;
#endif
struct wl_listener compositor_new_surface;
struct wl_listener compositor_destroy;
@ -119,7 +129,7 @@ void xwm_selection_finish(struct wlr_xwm *xwm);
void xwm_set_seat(struct wlr_xwm *xwm, struct wlr_seat *seat);
bool wlr_xwm_atoms_contains(struct wlr_xwm *xwm, xcb_atom_t *atoms,
bool xwm_atoms_contains(struct wlr_xwm *xwm, xcb_atom_t *atoms,
size_t num_atoms, enum atom_name needle);
#endif

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@ -64,6 +64,7 @@ xcb_xfixes = dependency('xcb-xfixes')
xcb_image = dependency('xcb-image')
xcb_render = dependency('xcb-render')
xcb_icccm = dependency('xcb-icccm', required: false)
xcb_errors = dependency('xcb-errors', required: get_option('enable_xcb_errors') == 'true')
x11_xcb = dependency('x11-xcb')
libcap = dependency('libcap', required: get_option('enable_libcap') == 'true')
systemd = dependency('libsystemd', required: get_option('enable_systemd') == 'true')
@ -78,6 +79,10 @@ if xcb_icccm.found()
conf_data.set('WLR_HAS_XCB_ICCCM', true)
endif
if xcb_errors.found() and get_option('enable_xcb_errors') != 'false'
conf_data.set('WLR_HAS_XCB_ERRORS', true)
endif
if libcap.found() and get_option('enable_libcap') != 'false'
conf_data.set('WLR_HAS_LIBCAP', true)
wlr_deps += libcap
@ -98,7 +103,6 @@ if get_option('enable_xwayland')
conf_data.set('WLR_HAS_XWAYLAND', true)
else
exclude_headers += 'xwayland.h'
exclude_headers += 'xwm.h'
endif
exclude_headers += 'meson.build'
install_subdir('include/wlr', install_dir: 'include', exclude_files: exclude_headers)
@ -164,10 +168,12 @@ summary = [
'----------------',
'wlroots @0@'.format(meson.project_version()),
'',
' libcap: @0@'.format(conf_data.get('WLR_HAS_LIBCAP', false)),
' systemd: @0@'.format(conf_data.get('WLR_HAS_SYSTEMD', false)),
' elogind: @0@'.format(conf_data.get('WLR_HAS_ELOGIND', false)),
' xwayland: @0@'.format(conf_data.get('WLR_HAS_XWAYLAND', false)),
' libcap: @0@'.format(conf_data.get('WLR_HAS_LIBCAP', false)),
' systemd: @0@'.format(conf_data.get('WLR_HAS_SYSTEMD', false)),
' elogind: @0@'.format(conf_data.get('WLR_HAS_ELOGIND', false)),
' xwayland: @0@'.format(conf_data.get('WLR_HAS_XWAYLAND', false)),
' xcb-icccm: @0@'.format(conf_data.get('WLR_HAS_XCB_ICCCM', false)),
' xcb-errors: @0@'.format(conf_data.get('WLR_HAS_XCB_ERRORS', false)),
'----------------',
''
]

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@ -1,4 +1,5 @@
option('enable_libcap', type: 'combo', choices: ['auto', 'true', 'false'], value: 'auto', description: 'Enable support for capabilities')
option('enable_systemd', type: 'combo', choices: ['auto', 'true', 'false'], value: 'auto', description: 'Enable support for logind')
option('enable_elogind', type: 'combo', choices: ['auto', 'true', 'false'], value: 'auto', description: 'Enable support for logind')
option('enable_xcb_errors', type: 'combo', choices: ['auto', 'true', 'false'], value: 'auto', description: 'Use xcb-errors util library')
option('enable_xwayland', type: 'boolean', value: true, description: 'Enable support X11 applications')

View file

@ -15,6 +15,7 @@ lib_wlr_xwayland = static_library(
xcb_image,
xcb_render,
xcb_icccm,
xcb_errors,
xkbcommon,
pixman,
],

View file

@ -7,8 +7,8 @@
#include <wlr/types/wlr_data_device.h>
#include <wlr/types/wlr_primary_selection.h>
#include <wlr/util/log.h>
#include <wlr/xwm.h>
#include <xcb/xfixes.h>
#include "xwayland/xwm.h"
static const size_t incr_chunk_size = 64 * 1024;

View file

@ -18,9 +18,9 @@
#include <wayland-server.h>
#include <wlr/util/log.h>
#include <wlr/xwayland.h>
#include <wlr/xwm.h>
#include "sockets.h"
#include "util/signal.h"
#include "xwayland/xwm.h"
#ifdef __FreeBSD__
static inline int clearenv(void) {
@ -418,7 +418,7 @@ bool wlr_xwayland_surface_is_unmanaged(const struct wlr_xwayland_surface *surfac
};
for (size_t i = 0; i < sizeof(needles) / sizeof(needles[0]); ++i) {
if (wlr_xwm_atoms_contains(surface->xwm, surface->window_type,
if (xwm_atoms_contains(surface->xwm, surface->window_type,
surface->window_type_len, needles[i])) {
return true;
}

View file

@ -9,16 +9,12 @@
#include <wlr/util/log.h>
#include <wlr/xcursor.h>
#include <wlr/xwayland.h>
#include <wlr/xwm.h>
#include <xcb/composite.h>
#include <xcb/render.h>
#include <xcb/xcb_image.h>
#include <xcb/xfixes.h>
#include "util/signal.h"
#ifdef WLR_HAS_XCB_ICCCM
#include <xcb/xcb_icccm.h>
#endif
#include "xwayland/xwm.h"
const char *atom_map[ATOM_LAST] = {
"WL_SURFACE_ID",
@ -954,6 +950,62 @@ static void xwm_handle_focus_in(struct wlr_xwm *xwm,
}
}
static void xwm_handle_xcb_error(struct wlr_xwm *xwm, xcb_value_error_t *ev) {
#ifdef WLR_HAS_XCB_ERRORS
const char *major_name =
xcb_errors_get_name_for_major_code(xwm->errors_context,
ev->major_opcode);
if (!major_name) {
wlr_log(L_DEBUG, "xcb error happened, but could not get major name");
goto log_raw;
}
const char *minor_name =
xcb_errors_get_name_for_minor_code(xwm->errors_context,
ev->major_opcode, ev->minor_opcode);
const char *extension;
const char *error_name =
xcb_errors_get_name_for_error(xwm->errors_context,
ev->error_code, &extension);
if (!error_name) {
wlr_log(L_DEBUG, "xcb error happened, but could not get error name");
goto log_raw;
}
wlr_log(L_ERROR, "xcb error: op %s (%s), code %s (%s), sequence %"PRIu16", value %"PRIu32,
major_name, minor_name ? minor_name : "no minor",
error_name, extension ? extension : "no extension",
ev->sequence, ev->bad_value);
return;
log_raw:
#endif
wlr_log(L_ERROR,
"xcb error: op %"PRIu8":%"PRIu16", code %"PRIu8", sequence %"PRIu16", value %"PRIu32,
ev->major_opcode, ev->minor_opcode, ev->error_code,
ev->sequence, ev->bad_value);
}
static void xwm_handle_unhandled_event(struct wlr_xwm *xwm, xcb_generic_event_t *ev) {
#ifdef WLR_HAS_XCB_ERRORS
const char *extension;
const char *event_name =
xcb_errors_get_name_for_xcb_event(xwm->errors_context,
ev, &extension);
if (!event_name) {
wlr_log(L_DEBUG, "no name for unhandled event: %u",
ev->response_type);
return;
}
wlr_log(L_DEBUG, "unhandled X11 event: %s (%u)", event_name, ev->response_type);
#else
wlr_log(L_DEBUG, "unhandled X11 event: %u", ev->response_type);
#endif
}
/* This is in xcb/xcb_event.h, but pulling xcb-util just for a constant
* others redefine anyway is meh
*/
@ -1010,9 +1062,11 @@ static int x11_event_handler(int fd, uint32_t mask, void *data) {
case XCB_FOCUS_IN:
xwm_handle_focus_in(xwm, (xcb_focus_in_event_t *)event);
break;
case 0:
xwm_handle_xcb_error(xwm, (xcb_value_error_t *)event);
break;
default:
wlr_log(L_DEBUG, "X11 event: %d",
event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK);
xwm_handle_unhandled_event(xwm, event);
break;
}
free(event);
@ -1133,6 +1187,11 @@ void xwm_destroy(struct wlr_xwm *xwm) {
if (xwm->event_source) {
wl_event_source_remove(xwm->event_source);
}
#ifdef WLR_HAS_XCB_ERRORS
if (xwm->errors_context) {
xcb_errors_context_free(xwm->errors_context);
}
#endif
struct wlr_xwayland_surface *xsurface, *tmp;
wl_list_for_each_safe(xsurface, tmp, &xwm->surfaces, link) {
wlr_xwayland_surface_destroy(xsurface);
@ -1369,6 +1428,13 @@ struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
return NULL;
}
#ifdef WLR_HAS_XCB_ERRORS
if (xcb_errors_context_new(xwm->xcb_conn, &xwm->errors_context)) {
wlr_log(L_ERROR, "Could not allocate error context");
xwm_destroy(xwm);
return NULL;
}
#endif
xcb_screen_iterator_t screen_iterator =
xcb_setup_roots_iterator(xcb_get_setup(xwm->xcb_conn));
xwm->screen = screen_iterator.data;
@ -1453,7 +1519,7 @@ void wlr_xwayland_surface_set_fullscreen(struct wlr_xwayland_surface *surface,
xcb_flush(surface->xwm->xcb_conn);
}
bool wlr_xwm_atoms_contains(struct wlr_xwm *xwm, xcb_atom_t *atoms,
bool xwm_atoms_contains(struct wlr_xwm *xwm, xcb_atom_t *atoms,
size_t num_atoms, enum atom_name needle) {
xcb_atom_t atom = xwm->atoms[needle];