b66593374d
This patch adds a command line switch to make every X call synchronous. It's only useful for debugging purposes, so it will not be displayed when calling a Clutter application with --help.
811 lines
20 KiB
C
811 lines
20 KiB
C
/* Clutter.
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* An OpenGL based 'interactive canvas' library.
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* Authored By Matthew Allum <mallum@openedhand.com>
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* Copyright (C) 2006-2007 OpenedHand
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string.h>
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#include <sys/types.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <sys/stat.h>
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#include <sys/ioctl.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <GL/glx.h>
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#include <GL/gl.h>
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#include <dlfcn.h>
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#include "clutter-backend-glx.h"
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#include "clutter-stage-glx.h"
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#include "clutter-glx.h"
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#include "../clutter-event.h"
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#include "../clutter-main.h"
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#include "../clutter-debug.h"
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#include "../clutter-private.h"
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#include "cogl.h"
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G_DEFINE_TYPE (ClutterBackendGLX, clutter_backend_glx, CLUTTER_TYPE_BACKEND);
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typedef CoglFuncPtr (*GLXGetProcAddressProc) (const guint8 *procName);
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/* singleton object */
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static ClutterBackendGLX *backend_singleton = NULL;
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/* options */
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static gchar *clutter_display_name = NULL;
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static gint clutter_screen = 0;
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static gboolean clutter_synchronise = FALSE;
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/* X error trap */
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static int TrappedErrorCode = 0;
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static int (* old_error_handler) (Display *, XErrorEvent *);
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static gchar *clutter_vblank_name = NULL;
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#ifdef __linux__
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#define DRM_VBLANK_RELATIVE 0x1;
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struct drm_wait_vblank_request {
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int type;
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unsigned int sequence;
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unsigned long signal;
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};
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struct drm_wait_vblank_reply {
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int type;
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unsigned int sequence;
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long tval_sec;
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long tval_usec;
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};
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typedef union drm_wait_vblank {
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struct drm_wait_vblank_request request;
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struct drm_wait_vblank_reply reply;
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} drm_wait_vblank_t;
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#define DRM_IOCTL_BASE 'd'
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#define DRM_IOWR(nr,type) _IOWR(DRM_IOCTL_BASE,nr,type)
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#define DRM_IOCTL_WAIT_VBLANK DRM_IOWR(0x3a, drm_wait_vblank_t)
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static int drm_wait_vblank(int fd, drm_wait_vblank_t *vbl)
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{
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int ret, rc;
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do
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{
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ret = ioctl(fd, DRM_IOCTL_WAIT_VBLANK, vbl);
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vbl->request.type &= ~DRM_VBLANK_RELATIVE;
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rc = errno;
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}
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while (ret && rc == EINTR);
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return rc;
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}
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#endif
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G_CONST_RETURN gchar*
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clutter_backend_glx_get_vblank_method (void)
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{
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return clutter_vblank_name;
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}
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static gboolean
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clutter_backend_glx_pre_parse (ClutterBackend *backend,
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GError **error)
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{
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const gchar *env_string;
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/* we don't fail here if DISPLAY is not set, as the user
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* might pass the --display command line switch
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*/
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env_string = g_getenv ("DISPLAY");
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if (env_string)
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{
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clutter_display_name = g_strdup (env_string);
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env_string = NULL;
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}
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env_string = g_getenv ("CLUTTER_VBLANK");
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if (env_string)
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{
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clutter_vblank_name = g_strdup (env_string);
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env_string = NULL;
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}
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return TRUE;
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}
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static gboolean
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clutter_backend_glx_post_parse (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (backend);
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if (clutter_display_name)
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{
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CLUTTER_NOTE (BACKEND, "XOpenDisplay on `%s'", clutter_display_name);
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backend_glx->xdpy = XOpenDisplay (clutter_display_name);
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}
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else
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_BACKEND,
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"Unable to open display. You have to set the DISPLAY "
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"environment variable, or use the --display command "
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"line argument");
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return FALSE;
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}
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if (backend_glx->xdpy)
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{
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int glx_major, glx_minor;
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CLUTTER_NOTE (BACKEND, "Getting the X screen");
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if (clutter_screen == 0)
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backend_glx->xscreen = DefaultScreenOfDisplay (backend_glx->xdpy);
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else
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backend_glx->xscreen = ScreenOfDisplay (backend_glx->xdpy,
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clutter_screen);
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backend_glx->xscreen_num = XScreenNumberOfScreen (backend_glx->xscreen);
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backend_glx->xwin_root = RootWindow (backend_glx->xdpy,
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backend_glx->xscreen_num);
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backend_glx->display_name = g_strdup (clutter_display_name);
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CLUTTER_NOTE (BACKEND, "Checking GLX info");
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if (!glXQueryVersion (backend_glx->xdpy, &glx_major, &glx_minor)
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|| !(glx_major > 1 || glx_minor > 1))
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_BACKEND,
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"XServer appears to lack required GLX support");
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return 1;
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}
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#if 0
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/* Prefer current GLX specs over current violations */
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if (!(glx_major > 1 || glx_minor > 2))
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{
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const char* exts = glXQueryExtensionsString (display, screen);
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if (!exts || !strstr (exts, "GLX_SGIX_fbconfig"))
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have_fbconfig = 0;
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}
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#endif
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if (clutter_synchronise)
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XSynchronize (backend_glx->xdpy, True);
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}
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g_free (clutter_display_name);
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CLUTTER_NOTE (MISC, "X Display `%s' [%p] opened (screen:%d, root:%u)",
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backend_glx->display_name,
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backend_glx->xdpy,
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backend_glx->xscreen_num,
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(unsigned int) backend_glx->xwin_root);
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return TRUE;
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}
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static gboolean
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clutter_backend_glx_init_stage (ClutterBackend *backend,
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GError **error)
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{
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ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (backend);
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if (!backend_glx->stage)
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{
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ClutterStageGLX *stage_glx;
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ClutterActor *stage;
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stage = g_object_new (CLUTTER_TYPE_STAGE_GLX, NULL);
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/* copy backend data into the stage */
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stage_glx = CLUTTER_STAGE_GLX (stage);
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stage_glx->xdpy = backend_glx->xdpy;
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stage_glx->xwin_root = backend_glx->xwin_root;
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stage_glx->xscreen = backend_glx->xscreen_num;
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stage_glx->backend = backend_glx;
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CLUTTER_NOTE (MISC, "GLX stage created (display:%p, screen:%d, root:%u)",
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stage_glx->xdpy,
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stage_glx->xscreen,
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(unsigned int) stage_glx->xwin_root);
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g_object_set_data (G_OBJECT (stage), "clutter-backend", backend);
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backend_glx->stage = g_object_ref_sink (stage);
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}
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clutter_actor_realize (backend_glx->stage);
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if (!CLUTTER_ACTOR_IS_REALIZED (backend_glx->stage))
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{
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g_set_error (error, CLUTTER_INIT_ERROR,
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CLUTTER_INIT_ERROR_INTERNAL,
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"Unable to realize the main stage");
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return FALSE;
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}
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return TRUE;
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}
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static void
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clutter_backend_glx_init_events (ClutterBackend *backend)
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{
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CLUTTER_NOTE (EVENT, "initialising the event loop");
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_clutter_backend_glx_events_init (backend);
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}
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static ClutterActor*
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clutter_backend_glx_get_stage (ClutterBackend *backend)
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{
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ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (backend);
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return backend_glx->stage;
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}
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static const GOptionEntry entries[] =
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{
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{
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"display", 0,
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G_OPTION_FLAG_IN_MAIN,
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G_OPTION_ARG_STRING, &clutter_display_name,
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"X display to use", "DISPLAY"
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},
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{
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"screen", 0,
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G_OPTION_FLAG_IN_MAIN,
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G_OPTION_ARG_INT, &clutter_screen,
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"X screen to use", "SCREEN"
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},
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{ "vblank", 0,
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0,
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G_OPTION_ARG_STRING, &clutter_vblank_name,
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"VBlank method to be used (none, dri or glx)", "METHOD"
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},
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{ "synch", 0,
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0,
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G_OPTION_ARG_NONE, &clutter_synchronise,
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"Make X calls synchronous", NULL,
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},
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{ NULL }
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};
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static void
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clutter_backend_glx_add_options (ClutterBackend *backend,
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GOptionGroup *group)
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{
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g_option_group_add_entries (group, entries);
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}
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static void
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clutter_backend_glx_finalize (GObject *gobject)
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{
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ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (gobject);
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g_free (backend_glx->display_name);
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XCloseDisplay (backend_glx->xdpy);
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if (backend_singleton)
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backend_singleton = NULL;
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G_OBJECT_CLASS (clutter_backend_glx_parent_class)->finalize (gobject);
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}
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static void
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clutter_backend_glx_dispose (GObject *gobject)
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{
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ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (gobject);
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_clutter_backend_glx_events_uninit (CLUTTER_BACKEND(backend_glx));
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if (backend_glx->stage)
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{
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g_object_unref (backend_glx->stage);
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backend_glx->stage = NULL;
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}
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G_OBJECT_CLASS (clutter_backend_glx_parent_class)->dispose (gobject);
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}
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static GObject *
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clutter_backend_glx_constructor (GType gtype,
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guint n_params,
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GObjectConstructParam *params)
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{
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GObjectClass *parent_class;
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GObject *retval;
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if (!backend_singleton)
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{
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parent_class = G_OBJECT_CLASS (clutter_backend_glx_parent_class);
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retval = parent_class->constructor (gtype, n_params, params);
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backend_singleton = CLUTTER_BACKEND_GLX (retval);
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return retval;
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}
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g_warning ("Attempting to create a new backend object. This should "
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"never happen, so we return the singleton instance.");
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return g_object_ref (backend_singleton);
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}
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static gboolean
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check_vblank_env (const char *name)
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{
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if (clutter_vblank_name && !strcasecmp(clutter_vblank_name, name))
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return TRUE;
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return FALSE;
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}
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static CoglFuncPtr
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get_proc_address (const gchar* name)
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{
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static GLXGetProcAddressProc get_proc_func = NULL;
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static void *dlhand = NULL;
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if (get_proc_func == NULL && dlhand == NULL)
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{
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dlhand = dlopen (NULL, RTLD_LAZY);
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if (dlhand)
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{
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dlerror ();
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get_proc_func =
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(GLXGetProcAddressProc) dlsym (dlhand, "glXGetProcAddress");
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if (dlerror () != NULL)
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{
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get_proc_func =
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(GLXGetProcAddressProc) dlsym (dlhand, "glXGetProcAddressARB");
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}
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if (dlerror () != NULL)
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{
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get_proc_func = NULL;
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g_warning ("failed to bind GLXGetProcAddress "
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"or GLXGetProcAddressARB");
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}
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}
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}
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if (get_proc_func)
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return get_proc_func ((unsigned char*) name);
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return NULL;
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}
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static ClutterFeatureFlags
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clutter_backend_glx_get_features (ClutterBackend *backend)
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{
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ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (backend);
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const gchar *glx_extensions = NULL;
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ClutterFeatureFlags flags = 0;
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/* FIXME: we really need to check if gl context is set */
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CLUTTER_NOTE (BACKEND, "Checking features\n"
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"GL_VENDOR: %s\n"
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"GL_RENDERER: %s\n"
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"GL_VERSION: %s\n"
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"GL_EXTENSIONS: %s\n",
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glGetString (GL_VENDOR),
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glGetString (GL_RENDERER),
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glGetString (GL_VERSION),
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glGetString (GL_EXTENSIONS));
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glx_extensions =
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glXQueryExtensionsString (clutter_glx_get_default_display (),
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clutter_glx_get_default_screen ());
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CLUTTER_NOTE (BACKEND, "GLX Extensions: %s", glx_extensions);
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/* First check for explicit disabling or it set elsewhere (eg NVIDIA) */
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if (getenv("__GL_SYNC_TO_VBLANK") || check_vblank_env ("none"))
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{
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CLUTTER_NOTE (BACKEND, "vblank sync: disabled at user request");
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}
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else
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{
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/* We try two GL vblank syncing mechanisms.
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* glXSwapIntervalSGI is tried first, then glXGetVideoSyncSGI.
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*
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* glXSwapIntervalSGI is known to work with Mesa and in particular
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* the Intel drivers. glXGetVideoSyncSGI has serious problems with
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* Intel drivers causing terrible frame rate so it only tried as a
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* fallback.
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*
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* How well glXGetVideoSyncSGI works with other driver (ATI etc) needs
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* to be investigated. glXGetVideoSyncSGI on ATI at least seems to have
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* no effect.
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*/
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if (!check_vblank_env ("dri") &&
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cogl_check_extension ("GLX_SGI_swap_control", glx_extensions))
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{
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backend_glx->swap_interval =
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(SwapIntervalProc) get_proc_address ("glXSwapIntervalSGI");
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CLUTTER_NOTE (BACKEND, "attempting glXSwapIntervalSGI vblank setup");
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if (backend_glx->swap_interval != NULL)
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{
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if (backend_glx->swap_interval (1) == 0)
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{
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backend_glx->vblank_type = CLUTTER_VBLANK_GLX_SWAP;
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flags |= CLUTTER_FEATURE_SYNC_TO_VBLANK;
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CLUTTER_NOTE (BACKEND, "glXSwapIntervalSGI setup success");
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}
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}
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if (!(flags & CLUTTER_FEATURE_SYNC_TO_VBLANK))
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CLUTTER_NOTE (BACKEND, "glXSwapIntervalSGI vblank setup failed");
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}
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if (!check_vblank_env ("dri") &&
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!(flags & CLUTTER_FEATURE_SYNC_TO_VBLANK) &&
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cogl_check_extension ("GLX_SGI_video_sync", glx_extensions))
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{
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CLUTTER_NOTE (BACKEND, "attempting glXGetVideoSyncSGI vblank setup");
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backend_glx->get_video_sync =
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(GetVideoSyncProc) get_proc_address ("glXGetVideoSyncSGI");
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backend_glx->wait_video_sync =
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(WaitVideoSyncProc) get_proc_address ("glXWaitVideoSyncSGI");
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if ((backend_glx->get_video_sync != NULL) &&
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(backend_glx->wait_video_sync != NULL))
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{
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CLUTTER_NOTE (BACKEND,
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"glXGetVideoSyncSGI vblank setup success");
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backend_glx->vblank_type = CLUTTER_VBLANK_GLX;
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flags |= CLUTTER_FEATURE_SYNC_TO_VBLANK;
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}
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if (!(flags & CLUTTER_FEATURE_SYNC_TO_VBLANK))
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CLUTTER_NOTE (BACKEND, "glXGetVideoSyncSGI vblank setup failed");
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}
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#ifdef __linux__
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/*
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* DRI is really an extreme fallback -rumoured to work with Via chipsets
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*/
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if (!(flags & CLUTTER_FEATURE_SYNC_TO_VBLANK))
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{
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CLUTTER_NOTE (BACKEND, "attempting DRI vblank setup");
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backend_glx->dri_fd = open("/dev/dri/card0", O_RDWR);
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if (backend_glx->dri_fd >= 0)
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{
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CLUTTER_NOTE (BACKEND, "DRI vblank setup success");
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backend_glx->vblank_type = CLUTTER_VBLANK_DRI;
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flags |= CLUTTER_FEATURE_SYNC_TO_VBLANK;
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}
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|
|
if (!(flags & CLUTTER_FEATURE_SYNC_TO_VBLANK))
|
|
CLUTTER_NOTE (BACKEND, "DRI vblank setup failed");
|
|
}
|
|
#endif
|
|
if (!(flags & CLUTTER_FEATURE_SYNC_TO_VBLANK))
|
|
{
|
|
CLUTTER_NOTE (BACKEND,
|
|
"no use-able vblank mechanism found");
|
|
}
|
|
}
|
|
|
|
CLUTTER_NOTE (MISC, "backend features checked");
|
|
|
|
return flags;
|
|
}
|
|
|
|
static void
|
|
clutter_backend_glx_redraw (ClutterBackend *backend)
|
|
{
|
|
ClutterBackendGLX *backend_glx = CLUTTER_BACKEND_GLX (backend);
|
|
ClutterStageGLX *stage_glx;
|
|
|
|
stage_glx = CLUTTER_STAGE_GLX(backend_glx->stage);
|
|
|
|
clutter_actor_paint (CLUTTER_ACTOR (stage_glx));
|
|
|
|
/* Why this paint is done in backend as likely GL windowing system
|
|
* specific calls, like swapping buffers.
|
|
*/
|
|
if (stage_glx->xwin)
|
|
{
|
|
clutter_backend_glx_wait_for_vblank (stage_glx->backend);
|
|
glXSwapBuffers (stage_glx->xdpy, stage_glx->xwin);
|
|
}
|
|
else
|
|
{
|
|
/* offscreen */
|
|
glXWaitGL ();
|
|
CLUTTER_GLERR ();
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
clutter_backend_glx_class_init (ClutterBackendGLXClass *klass)
|
|
{
|
|
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
|
ClutterBackendClass *backend_class = CLUTTER_BACKEND_CLASS (klass);
|
|
|
|
gobject_class->constructor = clutter_backend_glx_constructor;
|
|
gobject_class->dispose = clutter_backend_glx_dispose;
|
|
gobject_class->finalize = clutter_backend_glx_finalize;
|
|
|
|
backend_class->pre_parse = clutter_backend_glx_pre_parse;
|
|
backend_class->post_parse = clutter_backend_glx_post_parse;
|
|
backend_class->init_stage = clutter_backend_glx_init_stage;
|
|
backend_class->init_events = clutter_backend_glx_init_events;
|
|
backend_class->get_stage = clutter_backend_glx_get_stage;
|
|
backend_class->add_options = clutter_backend_glx_add_options;
|
|
backend_class->get_features = clutter_backend_glx_get_features;
|
|
backend_class->redraw = clutter_backend_glx_redraw;
|
|
}
|
|
|
|
static void
|
|
clutter_backend_glx_init (ClutterBackendGLX *backend_glx)
|
|
{
|
|
ClutterBackend *backend = CLUTTER_BACKEND (backend_glx);
|
|
|
|
/* FIXME: get from xsettings */
|
|
clutter_backend_set_double_click_time (backend, 250);
|
|
clutter_backend_set_double_click_distance (backend, 5);
|
|
}
|
|
|
|
/* every backend must implement this function */
|
|
GType
|
|
_clutter_backend_impl_get_type (void)
|
|
{
|
|
return clutter_backend_glx_get_type ();
|
|
}
|
|
|
|
static int
|
|
error_handler(Display *xdpy,
|
|
XErrorEvent *error)
|
|
{
|
|
TrappedErrorCode = error->error_code;
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
clutter_backend_glx_wait_for_vblank (ClutterBackendGLX *backend_glx)
|
|
{
|
|
switch (backend_glx->vblank_type)
|
|
{
|
|
case CLUTTER_VBLANK_GLX_SWAP:
|
|
{
|
|
/* Nothing */
|
|
break;
|
|
}
|
|
case CLUTTER_VBLANK_GLX:
|
|
{
|
|
unsigned int retraceCount;
|
|
backend_glx->get_video_sync (&retraceCount);
|
|
backend_glx->wait_video_sync (2,
|
|
(retraceCount + 1) % 2,
|
|
&retraceCount);
|
|
}
|
|
break;
|
|
case CLUTTER_VBLANK_DRI:
|
|
#ifdef __linux__
|
|
{
|
|
drm_wait_vblank_t blank;
|
|
blank.request.type = DRM_VBLANK_RELATIVE;
|
|
blank.request.sequence = 1;
|
|
blank.request.signal = 0;
|
|
drm_wait_vblank (backend_glx->dri_fd, &blank);
|
|
}
|
|
#endif
|
|
break;
|
|
case CLUTTER_VBLANK_NONE:
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* clutter_glx_trap_x_errors:
|
|
*
|
|
* FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
void
|
|
clutter_glx_trap_x_errors (void)
|
|
{
|
|
TrappedErrorCode = 0;
|
|
old_error_handler = XSetErrorHandler (error_handler);
|
|
}
|
|
|
|
/**
|
|
* clutter_glx_untrap_x_errors:
|
|
*
|
|
* FIXME
|
|
*
|
|
* Return value: FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
gint
|
|
clutter_glx_untrap_x_errors (void)
|
|
{
|
|
XSetErrorHandler (old_error_handler);
|
|
|
|
return TrappedErrorCode;
|
|
}
|
|
|
|
/**
|
|
* clutter_glx_get_default_display:
|
|
*
|
|
* FIXME
|
|
*
|
|
* Return value: FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
Display *
|
|
clutter_glx_get_default_display (void)
|
|
{
|
|
if (!backend_singleton)
|
|
{
|
|
g_critical ("GLX backend has not been initialised");
|
|
return NULL;
|
|
}
|
|
|
|
return backend_singleton->xdpy;
|
|
}
|
|
|
|
/**
|
|
* clutter_glx_get_default_screen:
|
|
*
|
|
* Gets the pointer to the default X Screen object.
|
|
*
|
|
* Return value: FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
int
|
|
clutter_glx_get_default_screen (void)
|
|
{
|
|
if (!backend_singleton)
|
|
{
|
|
g_critical ("GLX backend has not been initialised");
|
|
return 0;
|
|
}
|
|
|
|
return backend_singleton->xscreen_num;
|
|
}
|
|
|
|
/**
|
|
* clutter_glx_get_root_window:
|
|
*
|
|
* FIXME
|
|
*
|
|
* Return value: FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
Window
|
|
clutter_glx_get_root_window (void)
|
|
{
|
|
if (!backend_singleton)
|
|
{
|
|
g_critical ("GLX backend has not been initialised");
|
|
return None;
|
|
}
|
|
|
|
return backend_singleton->xwin_root;
|
|
}
|
|
|
|
/**
|
|
* clutter_glx_add_filter:
|
|
*
|
|
* FIXME
|
|
*
|
|
* Return value: FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
void
|
|
clutter_glx_add_filter (ClutterGLXFilterFunc func, gpointer data)
|
|
{
|
|
ClutterGLXEventFilter *filter;
|
|
|
|
g_return_if_fail (func != NULL);
|
|
|
|
if (!backend_singleton)
|
|
{
|
|
g_critical ("GLX backend has not been initialised");
|
|
return;
|
|
}
|
|
|
|
filter = g_new0(ClutterGLXEventFilter, 1);
|
|
filter->func = func;
|
|
filter->data = data;
|
|
|
|
backend_singleton->event_filters
|
|
= g_slist_append (backend_singleton->event_filters, filter);
|
|
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* clutter_glx_remove_filter:
|
|
*
|
|
* FIXME
|
|
*
|
|
* Return value: FIXME
|
|
*
|
|
* Since: 0.4
|
|
*/
|
|
void
|
|
clutter_glx_remove_filter (ClutterGLXFilterFunc func, gpointer data)
|
|
{
|
|
GSList *tmp_list, *this;
|
|
ClutterGLXEventFilter *filter;
|
|
|
|
g_return_if_fail (func == NULL);
|
|
|
|
tmp_list = backend_singleton->event_filters;
|
|
|
|
while (tmp_list)
|
|
{
|
|
filter = (ClutterGLXEventFilter *)tmp_list->data;
|
|
this = tmp_list;
|
|
tmp_list = tmp_list->next;
|
|
|
|
if (filter->func == func && filter->data == data)
|
|
{
|
|
backend_singleton->event_filters
|
|
= g_slist_remove_link (backend_singleton->event_filters, this);
|
|
|
|
g_slist_free_1 (this);
|
|
g_free (filter);
|
|
|
|
return;
|
|
}
|
|
}
|
|
}
|