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gnome-shell/src/main.c
Jasper St. Pierre 98aa61e2a4 main: Remove muted_log_handler 
Since glib turns off g_debug spew by default, we don't need to mute
it ourselves.

https://bugzilla.gnome.org/show_bug.cgi?id=671086
2012-03-01 08:08:09 -05:00

343 lines
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C
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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
#include "config.h"
#ifdef HAVE_MALLINFO
#include <malloc.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <clutter/clutter.h>
#include <clutter/x11/clutter-x11.h>
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include <glib/gi18n-lib.h>
#include <girepository.h>
#include <meta/main.h>
#include <meta/meta-plugin.h>
#include <meta/prefs.h>
#include <telepathy-glib/debug.h>
#include <telepathy-glib/debug-sender.h>
#include "shell-a11y.h"
#include "shell-global.h"
#include "shell-global-private.h"
#include "shell-perf-log.h"
#include "st.h"
extern GType gnome_shell_plugin_get_type (void);
#define SHELL_DBUS_SERVICE "org.gnome.Shell"
#define MAGNIFIER_DBUS_SERVICE "org.gnome.Magnifier"
#define OVERRIDES_SCHEMA "org.gnome.shell.overrides"
static gboolean is_gdm_mode = FALSE;
#define DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER 1
#define DBUS_REQUEST_NAME_REPLY_ALREADY_OWNER 4
static void
shell_dbus_acquire_name (GDBusProxy *bus,
guint32 request_name_flags,
guint32 *request_name_result,
gchar *name,
gboolean fatal)
{
GError *error = NULL;
GVariant *request_name_variant;
if (!(request_name_variant = g_dbus_proxy_call_sync (bus,
"RequestName",
g_variant_new ("(su)", name, request_name_flags),
0, /* call flags */
-1, /* timeout */
NULL, /* cancellable */
&error)))
{
g_printerr ("failed to acquire %s: %s\n", name, error->message);
if (!fatal)
return;
exit (1);
}
g_variant_get (request_name_variant, "(u)", request_name_result);
}
static void
shell_dbus_acquire_names (GDBusProxy *bus,
guint32 request_name_flags,
gchar *name,
gboolean fatal, ...) G_GNUC_NULL_TERMINATED;
static void
shell_dbus_acquire_names (GDBusProxy *bus,
guint32 request_name_flags,
gchar *name,
gboolean fatal, ...)
{
va_list al;
guint32 request_name_result;
va_start (al, fatal);
for (;;)
{
shell_dbus_acquire_name (bus,
request_name_flags,
&request_name_result,
name, fatal);
name = va_arg (al, gchar *);
if (!name)
break;
fatal = va_arg (al, gboolean);
}
va_end (al);
}
static void
shell_dbus_init (gboolean replace)
{
GDBusConnection *session;
GDBusProxy *bus;
GError *error = NULL;
guint32 request_name_flags;
guint32 request_name_result;
session = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
if (error) {
g_printerr ("Failed to connect to session bus: %s", error->message);
exit (1);
}
bus = g_dbus_proxy_new_sync (session,
G_DBUS_PROXY_FLAGS_NONE,
NULL, /* interface info */
"org.freedesktop.DBus",
"/org/freedesktop/DBus",
"org.freedesktop.DBus",
NULL, /* cancellable */
&error);
request_name_flags = G_BUS_NAME_OWNER_FLAGS_ALLOW_REPLACEMENT;
if (replace)
request_name_flags |= DBUS_NAME_FLAG_REPLACE_EXISTING;
shell_dbus_acquire_name (bus,
request_name_flags,
&request_name_result,
SHELL_DBUS_SERVICE, TRUE);
if (!(request_name_result == DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER
|| request_name_result == DBUS_REQUEST_NAME_REPLY_ALREADY_OWNER))
{
g_printerr (SHELL_DBUS_SERVICE " already exists on bus and --replace not specified\n");
exit (1);
}
/*
* We always specify REPLACE_EXISTING to ensure we kill off
* the existing service if it was running.
*/
request_name_flags |= G_BUS_NAME_OWNER_FLAGS_REPLACE;
shell_dbus_acquire_names (bus,
request_name_flags,
/* Also grab org.gnome.Panel to replace any existing panel process */
"org.gnome.Panel", TRUE,
/* ...and the org.gnome.Magnifier service. */
MAGNIFIER_DBUS_SERVICE, FALSE,
/* ...and the org.freedesktop.Notifications service. */
"org.freedesktop.Notifications", FALSE,
NULL);
/* ...and the on-screen keyboard service */
shell_dbus_acquire_name (bus,
DBUS_NAME_FLAG_REPLACE_EXISTING,
&request_name_result,
"org.gnome.Caribou.Keyboard", FALSE);
g_object_unref (bus);
g_object_unref (session);
}
static void
shell_prefs_init (void)
{
meta_prefs_override_preference_schema ("attach-modal-dialogs",
OVERRIDES_SCHEMA);
meta_prefs_override_preference_schema ("workspaces-only-on-primary",
OVERRIDES_SCHEMA);
meta_prefs_override_preference_schema ("button-layout",
OVERRIDES_SCHEMA);
meta_prefs_override_preference_schema ("edge-tiling",
OVERRIDES_SCHEMA);
}
static void
malloc_statistics_callback (ShellPerfLog *perf_log,
gpointer data)
{
#ifdef HAVE_MALLINFO
struct mallinfo info = mallinfo ();
shell_perf_log_update_statistic_i (perf_log,
"malloc.arenaSize",
info.arena);
shell_perf_log_update_statistic_i (perf_log,
"malloc.mmapSize",
info.hblkhd);
shell_perf_log_update_statistic_i (perf_log,
"malloc.usedSize",
info.uordblks);
#endif
}
static void
shell_perf_log_init (void)
{
ShellPerfLog *perf_log = shell_perf_log_get_default ();
/* For probably historical reasons, mallinfo() defines the returned values,
* even those in bytes as int, not size_t. We're determined not to use
* more than 2G of malloc'ed memory, so are OK with that.
*/
shell_perf_log_define_statistic (perf_log,
"malloc.arenaSize",
"Amount of memory allocated by malloc() with brk(), in bytes",
"i");
shell_perf_log_define_statistic (perf_log,
"malloc.mmapSize",
"Amount of memory allocated by malloc() with mmap(), in bytes",
"i");
shell_perf_log_define_statistic (perf_log,
"malloc.usedSize",
"Amount of malloc'ed memory currently in use",
"i");
shell_perf_log_add_statistics_callback (perf_log,
malloc_statistics_callback,
NULL, NULL);
}
static void
default_log_handler (const char *log_domain,
GLogLevelFlags log_level,
const char *message,
gpointer data)
{
TpDebugSender *sender = data;
GTimeVal now;
g_get_current_time (&now);
tp_debug_sender_add_message (sender, &now, log_domain, log_level, message);
/* Filter out telepathy-glib logs, we don't want to flood Shell's output
* with those. */
if (!g_str_has_prefix (log_domain, "tp-glib"))
g_log_default_handler (log_domain, log_level, message, data);
}
static gboolean
print_version (const gchar *option_name,
const gchar *value,
gpointer data,
GError **error)
{
g_print ("GNOME Shell %s\n", VERSION);
exit (0);
}
GOptionEntry gnome_shell_options[] = {
{
"version", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,
print_version,
N_("Print version"),
NULL
},
{
"gdm-mode", 0, 0, G_OPTION_ARG_NONE,
&is_gdm_mode,
N_("Mode used by GDM for login screen"),
NULL
},
{ NULL }
};
int
main (int argc, char **argv)
{
GOptionContext *ctx;
GError *error = NULL;
ShellSessionType session_type;
int ecode;
TpDebugSender *sender;
g_type_init ();
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
textdomain (GETTEXT_PACKAGE);
ctx = meta_get_option_context ();
g_option_context_add_main_entries (ctx, gnome_shell_options, GETTEXT_PACKAGE);
if (!g_option_context_parse (ctx, &argc, &argv, &error))
{
g_printerr ("%s: %s\n", argv[0], error->message);
exit (1);
}
g_option_context_free (ctx);
meta_plugin_type_register (gnome_shell_plugin_get_type ());
/* Prevent meta_init() from causing gtk to load gail and at-bridge */
g_setenv ("NO_GAIL", "1", TRUE);
g_setenv ("NO_AT_BRIDGE", "1", TRUE);
meta_init ();
g_unsetenv ("NO_GAIL");
g_unsetenv ("NO_AT_BRIDGE");
/* FIXME: Add gjs API to set this stuff and don't depend on the
* environment. These propagate to child processes.
*/
g_setenv ("GJS_DEBUG_OUTPUT", "stderr", TRUE);
g_setenv ("GJS_DEBUG_TOPICS", "JS ERROR;JS LOG", TRUE);
shell_dbus_init (meta_get_replace_current_wm ());
shell_a11y_init ();
shell_perf_log_init ();
shell_prefs_init ();
g_irepository_prepend_search_path (GNOME_SHELL_PKGLIBDIR);
#if HAVE_BLUETOOTH
g_irepository_prepend_search_path (BLUETOOTH_DIR);
#endif
/* Turn on telepathy-glib debugging but filter it out in
* default_log_handler. This handler also exposes all the logs over D-Bus
* using TpDebugSender. */
tp_debug_set_flags ("all");
sender = tp_debug_sender_dup ();
g_log_set_default_handler (default_log_handler, sender);
/* Initialize the global object */
if (is_gdm_mode)
session_type = SHELL_SESSION_GDM;
else
session_type = SHELL_SESSION_USER;
_shell_global_init ("session-type", session_type, NULL);
ecode = meta_run ();
if (g_getenv ("GNOME_SHELL_ENABLE_CLEANUP"))
{
g_printerr ("Doing final cleanup...\n");
g_object_unref (shell_global_get ());
}
g_object_unref (sender);
return ecode;
}
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