/
session.c
1966 lines (1757 loc) · 42.5 KB
/
session.c
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/* -*-c-*- */
/* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see: <http://www.gnu.org/licenses/>
*/
/*
This file is strongly based on the corresponding files from
twm and enlightenment.
*/
/* ---------------------------- included header files ---------------------- */
#include "config.h"
#include "window_flags.h"
#include <stdio.h>
#ifdef HAVE_GETPWUID
#include <pwd.h>
#endif
#include <signal.h>
#include <fcntl.h>
#include "libs/fvwm_x11.h"
#include "libs/fvwmlib.h"
#include "libs/FSMlib.h"
#include "libs/Strings.h"
#include "libs/System.h"
#include "fvwm.h"
#include "externs.h"
#include "execcontext.h"
#include "add_window.h"
#include "misc.h"
#include "screen.h"
#include "session.h"
#include "module_list.h"
#include "module_interface.h"
#include "stack.h"
#include "icccm2.h"
#include "virtual.h"
#include "geometry.h"
#include "move_resize.h"
#include "infostore.h"
/* ---------------------------- local definitions -------------------------- */
#define FVWM_SM_DEBUG_PROTO 0
#define FVWM_SM_DEBUG_WINMATCH 0
/* ---------------------------- local macros ------------------------------- */
#define xstreq(a,b) ((!a && !b) || (a && b && (strcmp(a,b)==0)))
/* ---------------------------- imports ------------------------------------ */
extern Bool Restarting;
extern char **g_argv;
extern int g_argc;
/* ---------------------------- included code files ------------------------ */
/* ---------------------------- local types -------------------------------- */
typedef struct _match
{
unsigned long win;
char *client_id;
char *res_name;
char *res_class;
char *window_role;
char *wm_name;
int wm_command_count;
char **wm_command;
int x, y, w, h, icon_x, icon_y;
int x_max, y_max, w_max, h_max;
int width_defect_max, height_defect_max;
int max_x_offset, max_y_offset;
struct monitor *m;
int desktop;
int layer;
int default_layer;
int placed_by_button;
int used;
int gravity;
unsigned long ewmh_hint_desktop;
window_flags flags;
} Match;
/* ---------------------------- forward declarations ----------------------- */
/* ---------------------------- local variables ---------------------------- */
static char *previous_sm_client_id = NULL;
static char *sm_client_id = NULL;
static Bool sent_save_done = 0;
static char *real_state_filename = NULL;
static Bool going_to_restart = False;
static FIceIOErrorHandler prev_handler;
static FSmcConn ssm_conn = NULL;
static int num_match = 0;
static Match *matches = NULL;
static Bool does_file_version_match = False;
static Bool do_preserve_state = True;
/* ---------------------------- exported variables (globals) --------------- */
int sm_fd = -1;
/* ---------------------------- local functions ---------------------------- */
static char *get_version_string(void)
{
return (VERSION);
}
static char *unspace_string(const char *str)
{
static const char *spaces = " \t\n";
char *tr_str = fxstrdup(str);
int i;
if (!tr_str)
{
return NULL;
}
for (i = 0; i < strlen(spaces); i++)
{
char *ptr = tr_str;
while ((ptr = strchr(ptr, spaces[i])) != NULL)
{
*(ptr++) = '_';
}
}
return tr_str;
}
/*
* It is a bit ugly to have a separate file format for
* config files and session save files. The proper way
* to do this may be to extend the config file format
* to allow the specification of everything we need
* to save here. Then the option "-restore xyz" could
* be replaced by "-f xyz".
*/
static int
SaveGlobalState(FILE *f)
{
struct monitor *m;
fprintf(f, "[GLOBAL]\n");
RB_FOREACH(m, monitors, &monitor_q) {
fprintf(f, " [MONITOR] %i\n", (int)m->si->rr_output);
fprintf(f, " [DESKTOP] %i\n", m->virtual_scr.CurrentDesk);
fprintf(f, " [VIEWPORT] %i %i %i %i\n",
m->virtual_scr.Vx, m->virtual_scr.Vy,
m->virtual_scr.VxMax, m->virtual_scr.VyMax);
fprintf(f, " [SCROLL] %i %i %i %i %i\n",
m->virtual_scr.EdgeScrollX, m->virtual_scr.EdgeScrollY,
Scr.ScrollDelay,
!!(Scr.flags.do_edge_wrap_x),
!!(Scr.flags.do_edge_wrap_y));
}
fprintf(f, " [MISC] %i %i %i\n",
Scr.ClickTime, Scr.ColormapFocus, Scr.ColorLimit);
fprintf(
f, " [STYLE] %i %i\n", Scr.gs.do_emulate_mwm,
Scr.gs.do_emulate_win);
if (get_metainfo_length() > 0) {
MetaInfo *mi = get_metainfo(), *mi_i;
fprintf(f, " [INFOSTORE]\n");
for (mi_i = mi; mi_i; mi_i = mi_i->next) {
fprintf(f, " [KEY] %s\n", mi_i->key);
fprintf(f, " [VALUE] %s\n", mi_i->value);
}
}
return 1;
}
static void set_real_state_filename(char *filename)
{
if (!SessionSupport)
{
return;
}
if (real_state_filename)
{
free(real_state_filename);
}
real_state_filename = fxstrdup(filename);
return;
}
static char *get_unique_state_filename(void)
{
const char *path = getenv("SM_SAVE_DIR");
char *filename;
int fd;
if (!SessionSupport)
{
return NULL;
}
if (!path)
{
path = getenv ("HOME");
}
#ifdef HAVE_GETPWUID
if (!path)
{
struct passwd *pwd;
pwd = getpwuid(getuid());
if (pwd)
{
path = pwd->pw_dir;
}
}
#endif
if (!path)
{
return NULL;
}
xasprintf(&filename, "%s%s", path, "/.fs-XXXXXX");
fd = fvwm_mkstemp(filename);
if (fd == -1)
{
free (filename);
filename = NULL;
}
else
{
close (fd);
}
return filename;
}
static char *
GetWindowRole(Window window)
{
XTextProperty tp;
if (XGetTextProperty (dpy, window, &tp, _XA_WM_WINDOW_ROLE))
{
if (tp.encoding == XA_STRING && tp.format == 8 &&
tp.nitems != 0)
{
return ((char *) tp.value);
}
}
if (XGetTextProperty (dpy, window, &tp, _XA_WINDOW_ROLE))
{
if (tp.encoding == XA_STRING && tp.format == 8 &&
tp.nitems != 0)
{
return ((char *) tp.value);
}
}
return NULL;
}
static char *
GetClientID(FvwmWindow *fw)
{
char *client_id = NULL;
Window client_leader = None;
Window window;
XTextProperty tp;
Atom actual_type;
int actual_format;
unsigned long nitems;
unsigned long bytes_after;
unsigned char *prop = NULL;
window = FW_W(fw);
if (XGetWindowProperty(
dpy, window, _XA_WM_CLIENT_LEADER, 0L, 1L, False,
AnyPropertyType, &actual_type, &actual_format, &nitems,
&bytes_after, &prop) == Success)
{
if (actual_type == XA_WINDOW && actual_format == 32 &&
nitems == 1 && bytes_after == 0)
{
client_leader = (Window)(*(long *)prop);
}
}
if (!client_leader && fw->wmhints &&
(fw->wmhints->flags & WindowGroupHint))
{
client_leader = fw->wmhints->window_group;
}
if (client_leader)
{
if (
XGetTextProperty(
dpy, client_leader, &tp, _XA_SM_CLIENT_ID))
{
if (tp.encoding == XA_STRING && tp.format == 8 &&
tp.nitems != 0)
{
client_id = (char *) tp.value;
}
}
}
if (prop)
{
XFree (prop);
}
return client_id;
}
/*
** Verify the current fvwm version with the version that stroed the state file.
** No state will be restored if versions don't match.
*/
static Bool VerifyVersionInfo(char *filename)
{
FILE *f;
char s[4096], s1[4096];
if (!filename || !*filename)
{
return False;
}
if ((f = fopen(filename, "r")) == NULL)
{
return False;
}
while (fgets(s, sizeof(s), f))
{
sscanf(s, "%4000s", s1);
if (!strcmp(s1, "[FVWM_VERSION]"))
{
char *current_v = get_version_string();
sscanf(s, "%*s %[^\n]", s1);
if (strcmp(s1, current_v) == 0)
{
does_file_version_match = True;
}
else
{
fvwm_debug(__func__,
"State file version (%s) does not"
" match the current version (%s), "
"state file is ignored.", s1,
current_v);
break;
}
}
}
fclose(f);
return does_file_version_match;
}
static int
SaveVersionInfo(FILE *f)
{
fprintf(f, "[FVWM_VERSION] %s\n", get_version_string());
return 1;
}
static int
SaveWindowStates(FILE *f)
{
char *client_id;
char *window_role;
char **wm_command;
int wm_command_count;
FvwmWindow *ewin;
rectangle save_g;
rectangle ig;
struct monitor *m = monitor_get_current();
int i;
int layer;
for (ewin = get_next_window_in_stack_ring(&Scr.FvwmRoot);
ewin != &Scr.FvwmRoot;
ewin = get_next_window_in_stack_ring(ewin))
{
Bool is_icon_sticky_across_pages;
if (!XGetGeometry(
dpy, FW_W(ewin), &JunkRoot, &JunkX, &JunkY,
(unsigned int*)&JunkWidth,
(unsigned int*)&JunkHeight,
(unsigned int*)&JunkBW,
(unsigned int*)&JunkDepth))
{
/* Don't save the state of windows that already died
* (i.e. modules)! */
continue;
}
is_icon_sticky_across_pages =
is_window_sticky_across_pages(ewin);
wm_command = NULL;
wm_command_count = 0;
client_id = GetClientID(ewin);
if (!client_id)
{
/* no client id, some session manager do not manage
* such client ... this can cause problem */
if (XGetCommand(
dpy, FW_W(ewin), &wm_command,
&wm_command_count) &&
wm_command && wm_command_count > 0)
{
/* ok */
}
else
{
/* No client id and no WM_COMMAND, the client
* cannot be managed by the sessiom manager
* skip it! */
/* TA: 20110611 - But actually, this breaks
* those applications which don't set the
* WM_COMMAND XAtom anymore. The ICCCM
* deprecated this at version 2.0 -- and its
* lack of existence here shouldn't be a
* problem. Let newer session managers handle
* the error if it even matters.
*/
if (!Restarting)
{
if (wm_command)
{
XFreeStringList(wm_command);
wm_command = NULL;
}
/* TA: 20110611 - But see above. We
* no longer skip clients who don't
* set this legacy field.
*/
/* continue; */
}
}
}
fprintf(f, "[CLIENT] %lx\n", FW_W(ewin));
if (client_id)
{
fprintf(f, " [CLIENT_ID] %s\n", client_id);
XFree(client_id);
}
window_role = GetWindowRole(FW_W(ewin));
if (window_role)
{
fprintf(f, " [WINDOW_ROLE] %s\n", window_role);
XFree(window_role);
}
if (client_id && window_role)
{
/* we have enough information */
}
else
{
if (ewin->class.res_class)
{
fprintf(f, " [RES_NAME] %s\n",
ewin->class.res_name);
}
if (ewin->class.res_name)
{
fprintf(f, " [RES_CLASS] %s\n",
ewin->class.res_class);
}
if (ewin->name.name)
{
fprintf(f, " [WM_NAME] %s\n",
ewin->name.name);
}
if (wm_command && wm_command_count > 0)
{
fprintf(f, " [WM_COMMAND] %i",
wm_command_count);
for (i = 0; i < wm_command_count; i++)
{
char *us;
us = unspace_string(wm_command[i]);
fprintf(f, " %s", us);
free(us);
}
fprintf(f, "\n");
}
} /* !window_role */
if (wm_command)
{
XFreeStringList(wm_command);
wm_command = NULL;
}
gravity_get_naked_geometry(
ewin->hints.win_gravity, ewin, &save_g,
&ewin->g.normal);
if (IS_STICKY_ACROSS_PAGES(ewin))
{
save_g.x -= m->virtual_scr.Vx;
save_g.y -= m->virtual_scr.Vy;
}
get_visible_icon_geometry(ewin, &ig);
fprintf(
f, " [GEOMETRY] %i %i %i %i %i %i %i %i %i %i %i %i"
" %i %i %i\n",
save_g.x, save_g.y, save_g.width, save_g.height,
ewin->g.max.x, ewin->g.max.y, ewin->g.max.width,
ewin->g.max.height, ewin->g.max_defect.width,
ewin->g.max_defect.height,
ig.x + ((!is_icon_sticky_across_pages) ? m->virtual_scr.Vx : 0),
ig.y + ((!is_icon_sticky_across_pages) ? m->virtual_scr.Vy : 0),
ewin->hints.win_gravity,
ewin->g.max_offset.x, ewin->g.max_offset.y);
fprintf(f, " [MONITOR] %i\n", (int)ewin->m->si->rr_output);
fprintf(f, " [DESK] %i\n", ewin->Desk);
/* set the layer to the default layer if the layer has been
* set by an ewmh hint */
layer = get_layer(ewin);
if (layer == ewin->ewmh_hint_layer && layer > 0)
{
layer = Scr.DefaultLayer;
}
fprintf(f, " [LAYER] %i %i\n", layer, ewin->default_layer);
fprintf(f, " [PLACED_BY_BUTTON] %i\n", ewin->placed_by_button);
fprintf(f, " [EWMH_DESKTOP] %lu\n", ewin->ewmh_hint_desktop);
fprintf(f, " [FLAGS] ");
for (i = 0; i < sizeof(window_flags); i++)
{
fprintf(f, "%02x ",
(int)(((unsigned char *)&(ewin->flags))[i]));
}
fprintf(f, "\n");
}
return 1;
}
/* This complicated logic is from twm, where it is explained */
static Bool matchWin(FvwmWindow *w, Match *m)
{
char *client_id = NULL;
char *window_role = NULL;
char **wm_command = NULL;
int wm_command_count = 0, i;
int found;
found = 0;
client_id = GetClientID(w);
if (Restarting)
{
if (FW_W(w) == m->win)
{
found = 1;
}
}
else if (xstreq(client_id, m->client_id))
{
/* client_id's match */
window_role = GetWindowRole(FW_W(w));
if (client_id && (window_role || m->window_role))
{
/* We have or had a window role, base decision on it */
found = xstreq(window_role, m->window_role);
}
else if (xstreq(w->class.res_name, m->res_name) &&
xstreq(w->class.res_class, m->res_class) &&
(IS_NAME_CHANGED(w) || IS_NAME_CHANGED(m) ||
xstreq(w->name.name, m->wm_name)))
{
if (client_id)
{
/* If we have a client_id, we don't
* compare WM_COMMAND, since it will be
* different. */
found = 1;
}
else
{
/* for non-SM-aware clients we also
* compare WM_COMMAND */
if (!XGetCommand(
dpy, FW_W(w), &wm_command,
&wm_command_count))
{
wm_command = NULL;
wm_command_count = 0;
}
if (wm_command_count == m->wm_command_count)
{
for (i = 0; i < wm_command_count; i++)
{
char *us;
us = unspace_string(wm_command[i]);
if (strcmp(us, m->wm_command[i])!=0)
{
free(us);
break;
}
free(us);
}
if (i == wm_command_count)
{
/* migo (21/Oct/1999):
* on restarts compare
* window ids too */
/* But if we restart we only need
* to compare window ids
* olicha (2005-01-06) */
found = 1;
}
} /* if (wm_command_count ==... */
} /* else if res_class, res_name and wm_name agree */
} /* else no window roles */
} /* if client_id's agree */
if (FVWM_SM_DEBUG_WINMATCH)
{
fvwm_debug(__func__,
"\twin(%s, %s, %s, %s, %s,",
w->class.res_name, w->class.res_class, w->name.name,
(client_id)? client_id:"(null)",
(window_role)? window_role:"(null)");
if (wm_command)
{
for (i = 0; i < wm_command_count; i++)
{
fvwm_debug(__func__, " %s", wm_command[i]);
}
fvwm_debug(__func__, ",");
}
else
{
fvwm_debug(__func__, " no_wmc,");
}
fvwm_debug(__func__, " %d)", IS_NAME_CHANGED(w));
fvwm_debug(__func__, "\n[%d]", found);
fvwm_debug(__func__,
"\tmat(%s, %s, %s, %s, %s,",
m->res_name, m->res_class, m->wm_name,
(m->client_id)?m->client_id:"(null)",
(m->window_role)?m->window_role:"(null)");
if (m->wm_command)
{
for (i = 0; i < m->wm_command_count; i++)
{
fvwm_debug(__func__, " %s", m->wm_command[i]);
}
fvwm_debug(__func__, ",");
}
else
{
fvwm_debug(__func__, " no_wmc,");
}
fvwm_debug(__func__, " %d)\n\n", IS_NAME_CHANGED(m));
}
if (client_id)
{
XFree(client_id);
}
if (window_role)
{
XFree(window_role);
}
if (wm_command)
{
XFreeStringList (wm_command);
}
return found;
}
static int save_state_file(char *filename)
{
FILE *f;
int success;
if (!filename || !*filename)
{
return 0;
}
if ((f = fopen(filename, "w")) == NULL)
{
return 0;
}
fprintf(f, "# This file is generated by fvwm."
" It stores global and window states.\n");
fprintf(f, "# Normally, you must never delete this file,"
" it will be auto-deleted.\n\n");
if (SessionSupport && going_to_restart)
{
fprintf(f, "[REAL_STATE_FILENAME] %s\n", real_state_filename);
going_to_restart = False; /* not needed */
}
success = do_preserve_state
? SaveVersionInfo(f) && SaveWindowStates(f) && SaveGlobalState(f)
: 1;
do_preserve_state = True;
if (fclose(f) != 0)
return 0;
return success;
}
static void
set_sm_properties(FSmcConn sm_conn, char *filename, char hint)
{
FSmProp prop1, prop2, prop3, prop4, prop5, prop6, prop7, *props[7];
FSmPropValue prop1val, prop2val, prop3val, prop4val, prop7val;
struct passwd *pwd;
char *user_id;
char *discardCommand = NULL;
char screen_num[32];
int numVals, i, priority = 30;
Bool is_xsm_detected = False;
if (!SessionSupport)
{
return;
}
if (FVWM_SM_DEBUG_PROTO)
{
fvwm_debug(
__func__,
"[FVWM_SMDEBUG][set_sm_properties] state filename:"
" %s%s\n", filename ? filename : "(null)",
sm_conn ? "" : " - not connected");
}
if (!sm_conn)
{
return;
}
pwd = getpwuid (getuid());
user_id = pwd->pw_name;
prop1.name = FSmProgram;
prop1.type = FSmARRAY8;
prop1.num_vals = 1;
prop1.vals = &prop1val;
prop1val.value = g_argv[0];
prop1val.length = strlen (g_argv[0]);
prop2.name = FSmUserID;
prop2.type = FSmARRAY8;
prop2.num_vals = 1;
prop2.vals = &prop2val;
prop2val.value = (FSmPointer) user_id;
prop2val.length = strlen (user_id);
prop3.name = FSmRestartStyleHint;
prop3.type = FSmCARD8;
prop3.num_vals = 1;
prop3.vals = &prop3val;
prop3val.value = (FSmPointer) &hint;
prop3val.length = 1;
prop4.name = "_GSM_Priority";
prop4.type = FSmCARD8;
prop4.num_vals = 1;
prop4.vals = &prop4val;
prop4val.value = (FSmPointer) &priority;
prop4val.length = 1;
snprintf(screen_num, sizeof(screen_num), "%d", (int)Scr.screen);
prop5.name = FSmCloneCommand;
prop5.type = FSmLISTofARRAY8;
prop5.vals = (FSmPropValue *)malloc((g_argc + 2) * sizeof (FSmPropValue));
numVals = 0;
for (i = 0; i < g_argc; i++)
{
if (strcmp (g_argv[i], "-clientId") == 0 ||
strcmp (g_argv[i], "-restore") == 0 ||
strcmp (g_argv[i], "-d") == 0 ||
(strcmp (g_argv[i], "-s") == 0 && i+1 < g_argc &&
g_argv[i+1][0] != '-'))
{
i++;
}
else if (strcmp (g_argv[i], "-s") != 0)
{
prop5.vals[numVals].value = (FSmPointer) g_argv[i];
prop5.vals[numVals++].length = strlen (g_argv[i]);
}
}
prop5.vals[numVals].value = (FSmPointer) "-s";
prop5.vals[numVals++].length = 2;
prop5.vals[numVals].value = (FSmPointer) screen_num;
prop5.vals[numVals++].length = strlen (screen_num);
prop5.num_vals = numVals;
if (filename)
{
prop6.name = FSmRestartCommand;
prop6.type = FSmLISTofARRAY8;
prop6.vals = (FSmPropValue *)malloc(
(g_argc + 6) * sizeof (FSmPropValue));
numVals = 0;
for (i = 0; i < g_argc; i++)
{
if (strcmp (g_argv[i], "-clientId") == 0 ||
strcmp (g_argv[i], "-restore") == 0 ||
strcmp (g_argv[i], "-d") == 0 ||
(strcmp (g_argv[i], "-s") == 0 && i+1 < g_argc &&
g_argv[i+1][0] != '-'))
{
i++;
}
else if (strcmp (g_argv[i], "-s") != 0)
{
prop6.vals[numVals].value =
(FSmPointer) g_argv[i];
prop6.vals[numVals++].length =
strlen (g_argv[i]);
}
}
prop6.vals[numVals].value = (FSmPointer) "-s";
prop6.vals[numVals++].length = 2;
prop6.vals[numVals].value = (FSmPointer) screen_num;
prop6.vals[numVals++].length = strlen (screen_num);
prop6.vals[numVals].value = (FSmPointer) "-clientId";
prop6.vals[numVals++].length = 9;
prop6.vals[numVals].value = (FSmPointer) sm_client_id;
prop6.vals[numVals++].length = strlen (sm_client_id);
prop6.vals[numVals].value = (FSmPointer) "-restore";
prop6.vals[numVals++].length = 8;
prop6.vals[numVals].value = (FSmPointer) filename;
prop6.vals[numVals++].length = strlen (filename);
prop6.num_vals = numVals;
prop7.name = FSmDiscardCommand;
is_xsm_detected = StrEquals(getenv("SESSION_MANAGER_NAME"), "xsm");
if (is_xsm_detected)
{
/* the protocol spec says that the discard command
should be LISTofARRAY8 on posix systems, but xsm
demands that it be ARRAY8.
*/
xasprintf(&discardCommand, "rm -f '%s'", filename);
prop7.type = FSmARRAY8;
prop7.num_vals = 1;
prop7.vals = &prop7val;
prop7val.value = (FSmPointer) discardCommand;
prop7val.length = strlen (discardCommand);
}
else
{
prop7.type = FSmLISTofARRAY8;
prop7.num_vals = 3;
prop7.vals =
(FSmPropValue *) malloc (
3 * sizeof (FSmPropValue));
prop7.vals[0].value = "rm";
prop7.vals[0].length = 2;
prop7.vals[1].value = "-f";
prop7.vals[1].length = 2;
prop7.vals[2].value = filename;
prop7.vals[2].length = strlen (filename);
}
}
props[0] = &prop1;
props[1] = &prop2;
props[2] = &prop3;
props[3] = &prop4;
props[4] = &prop5;
SUPPRESS_UNUSED_VAR_WARNING(props);
if (filename)
{
props[5] = &prop6;
props[6] = &prop7;
FSmcSetProperties (sm_conn, 7, props);
free ((char *) prop6.vals);
if (!is_xsm_detected)
{
free ((char *) prop7.vals);
}
}
else
{
FSmcSetProperties (sm_conn, 5, props);
}
free((char *) prop5.vals);
free(discardCommand);
}
static void
callback_save_yourself2(FSmcConn sm_conn, FSmPointer client_data)
{
Bool success = 0;
char *filename;
if (!SessionSupport)
{
return;
}
filename = get_unique_state_filename();
if (FVWM_SM_DEBUG_PROTO)
{
fvwm_debug(
__func__, "[FVWM_SMDEBUG][callback_save_yourself2]\n");
}
success = save_state_file(filename);
if (success)
{
set_sm_properties(sm_conn, filename, FSmRestartIfRunning);
set_real_state_filename(filename);
}
free(filename);
FSmcSaveYourselfDone (sm_conn, success);
sent_save_done = 1;
}
static void
callback_save_yourself(FSmcConn sm_conn, FSmPointer client_data,
int save_style, Bool shutdown, int interact_style,
Bool fast)
{
if (!SessionSupport)
{
return;
}
if (FVWM_SM_DEBUG_PROTO)
{
fvwm_debug(
__func__, "[FVWM_SMDEBUG][callback_save_yourself] "
"(save=%d, shut=%d, intr=%d, fast=%d)\n",
save_style, shutdown, interact_style, fast);
}
if (save_style == FSmSaveGlobal)
{
/* nothing to do */
if (FVWM_SM_DEBUG_PROTO)
{
fvwm_debug(
__func__,