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libsysprof: handle bus/proxy failure gracefully

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This commit is contained in:
Christian Hergert
2020-01-02 10:31:12 -08:00
parent a72b0c1660
commit c4eaa53f20
1 changed files with 8 additions and 10 deletions
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18
src/libsysprof/sysprof-helpers.c
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@ -61,15 +61,12 @@ sysprof_helpers_init (SysprofHelpers *self)
{ {
g_autoptr(GDBusConnection) bus = NULL; g_autoptr(GDBusConnection) bus = NULL;
bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, NULL); if ((bus = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, NULL)))
g_return_if_fail (bus != NULL); self->proxy = ipc_service_proxy_new_sync (bus,
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION,
self->proxy = ipc_service_proxy_new_sync (bus, "org.gnome.Sysprof3",
G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START_AT_CONSTRUCTION, "/org/gnome/Sysprof3",
"org.gnome.Sysprof3", NULL, NULL);
"/org/gnome/Sysprof3",
NULL, NULL);
g_return_if_fail (self->proxy != NULL);
} }
SysprofHelpers * SysprofHelpers *
@ -178,7 +175,7 @@ sysprof_helpers_list_processes (SysprofHelpers *self,
return TRUE; return TRUE;
} }
if (ipc_service_call_list_processes_sync (self->proxy, &fixed_ar, cancellable, NULL)) if (self->proxy && ipc_service_call_list_processes_sync (self->proxy, &fixed_ar, cancellable, NULL))
{ {
const gint32 *data; const gint32 *data;
gsize len; gsize len;
@ -191,6 +188,7 @@ sysprof_helpers_list_processes (SysprofHelpers *self,
} }
helpers_list_processes (processes, n_processes); helpers_list_processes (processes, n_processes);
return TRUE; return TRUE;
} }