1240 lines
32 KiB
C
1240 lines
32 KiB
C
/*
|
||
* Copyright (C) 2000-2003 Carsten Haitzler, Geoff Harrison and various contributors
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*
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||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
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* of this software and associated documentation files (the "Software"), to
|
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* deal in the Software without restriction, including without limitation the
|
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
|
||
* furnished to do so, subject to the following conditions:
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||
*
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* The above copyright notice and this permission notice shall be included in
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* all copies of the Software, its documentation and marketing & publicity
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||
* materials, and acknowledgment shall be given in the documentation, materials
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||
* and software packages that this Software was used.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "E.h"
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <sys/time.h>
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#ifdef _LIBC
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#include <stdint.h>
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#define gettimeofday __gettimeofday
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#define set_errno(e) __set_errno(e)
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typedef uint64_t big_type;
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#else
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#define set_errno(e) errno = (e)
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typedef unsigned long big_type;
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#endif
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static int sm_fd = -1;
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/* Generate a unique temporary file name from TEMPLATE.
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* The last six characters of TEMPLATE must be "XXXXXX";
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* they are replaced with a string that makes the filename unique.
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* Returns a file descriptor open on the file for reading and writing. */
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int
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Emkstemp(char *template)
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{
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static const char letters[]
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#ifndef __EMX__
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= "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
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#else
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= "abcdefghijklmnopqrstuvwxyz<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>0123456789";
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#endif
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static big_type value;
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struct timeval tv;
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char *XXXXXX;
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size_t len;
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int count;
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len = strlen(template);
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if ((len < 6) || (strcmp(&template[len - 6], "XXXXXX")))
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{
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set_errno(EINVAL);
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return -1;
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}
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/* This is where the Xs start. */
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XXXXXX = &template[len - 6];
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/* Get some more or less random data. */
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gettimeofday(&tv, NULL);
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value += ((big_type) tv.tv_usec << 16) ^ tv.tv_sec ^ getpid();
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for (count = 0; count < TMP_MAX; ++count)
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{
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big_type v = value;
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int fd;
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/* Fill in the random bits. */
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XXXXXX[0] = letters[v % 62];
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v /= 62;
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XXXXXX[1] = letters[v % 62];
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v /= 62;
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XXXXXX[2] = letters[v % 62];
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v /= 62;
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XXXXXX[3] = letters[v % 62];
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v /= 62;
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XXXXXX[4] = letters[v % 62];
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v /= 62;
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XXXXXX[5] = letters[v % 62];
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fd = open(template, O_RDWR | O_CREAT | O_EXCL, 0600);
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if (fd >= 0)
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/* The file does not exist. */
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return fd;
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/* This is a random value. It is only necessary that the next
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* TMP_MAX values generated by adding 7777 to VALUE are different
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* with (module 2^32). */
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value += 7777;
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}
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/* We return the null string if we can't find a unique file name. */
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template[0] = '\0';
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return -1;
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}
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/*
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* This code renames the E session save files so that they all bunch together.
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* This makes it easier to identify them and clean them up.
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* The user control config is called "~/.enlightenment/...e_session-XXXXXX"
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* The client data appends ".clients.SCREEN" onto this filename and the
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* snapshot data appends ".snapshots.SCREEN".
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* Each SM requested save replaces the XXXXXXs with random characters to
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* create a unique name (this is necessary because, for all that we know, the
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* SM might want to keep the earlier save files). The SM discards old copies.
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*/
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static char *
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default_save_prefix(void)
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{
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||
static char *def_prefix = NULL;
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if (!def_prefix)
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{
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char s[1024];
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Esnprintf(s, sizeof(s), "%s/...e_session-XXXXXX", UserEDir());
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def_prefix = duplicate(s);
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}
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return def_prefix;
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}
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/* holders for command line options */
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static char *sm_file = NULL;
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static char *userthemepath;
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||
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/* The saved window details */
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static int num_match = 0;
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typedef struct _match
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{
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char *session_id;
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char *name;
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char *class;
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char *role;
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char *command;
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char used;
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int x, y, w, h;
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int desktop, iconified, shaded, sticky, layer;
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}
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Match;
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Match *matches = NULL;
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void
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SetSMUserThemePath(char *path)
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{
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userthemepath = duplicate(path);
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}
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/* Used by multiheaded child processes to identify when they have
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* recieved the new sm_file value from the master_pid process */
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static int stale_sm_file = 0;
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void
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SetSMFile(char *path)
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{
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if (sm_file)
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Efree(sm_file);
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if (!path)
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sm_file = duplicate(default_save_prefix());
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else
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sm_file = duplicate(path);
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stale_sm_file = 0;
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}
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char *
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GetSMFile(void)
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{
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return sm_file;
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}
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char *
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GetGenericSMFile(void)
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||
{
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return default_save_prefix();
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}
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static void
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SaveWindowStates(void)
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{
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EWin **lst, *ewin;
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int i, num, x, y;
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FILE *f;
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char s[4096], ss[4096];
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lst = (EWin **) ListItemType(&num, LIST_TYPE_EWIN);
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if (lst)
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{
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||
Etmp(s);
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f = fopen(s, "w");
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if (f)
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{
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for (i = 0; i < num; i++)
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{
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ewin = lst[i];
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if ((!(ewin->internal))
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&& ((ewin->client.command) || (ewin->session_id)))
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{
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x = 0;
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y = 0;
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if (!ewin->sticky)
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{
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x = desks.desk[ewin->desktop].current_area_x *
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root.w;
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y = desks.desk[ewin->desktop].current_area_y *
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root.h;
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}
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fprintf(f, "[CLIENT] %i %i %i %i %i %i %i %i %i\n",
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ewin->x + x, ewin->y + y, ewin->client.w,
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ewin->client.h, ewin->desktop, ewin->iconified,
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ewin->shaded, ewin->sticky, ewin->layer);
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if (ewin->session_id)
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fprintf(f, " [SESSION_ID] %s\n", ewin->session_id);
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if (ewin->client.name)
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fprintf(f, " [NAME] %s\n", ewin->client.name);
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if (ewin->client.class)
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fprintf(f, " [CLASS] %s\n", ewin->client.class);
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if (ewin->client.role)
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fprintf(f, " [ROLE] %s\n", ewin->client.role);
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if (ewin->client.command)
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fprintf(f, " [COMMAND] %s\n", ewin->client.command);
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}
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}
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fclose(f);
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Esnprintf(ss, sizeof(ss), "%s.clients.%i", GetSMFile(), root.scr);
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mv(s, ss);
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if (!isfile(ss))
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Alert(_
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("There was an error writing the clients "
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"session save file.\n" "You may have run out of disk "
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||
"space, not have permission\n"
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||
"to write to your filing system "
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"or other similar problems.\n"));
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}
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Efree(lst);
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}
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}
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static void
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LoadWindowStates(void)
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{
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FILE *f;
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char s[4096], s1[4096];
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Esnprintf(s, sizeof(s), "%s.clients.%i", GetSMFile(), root.scr);
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#ifndef __EMX__
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f = fopen(s, "r");
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#else
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f = fopen(s, "rt");
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#endif
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if (f)
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{
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while (fgets(s, sizeof(s), f))
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{
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s[strlen(s) - 1] = 0;
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sscanf(s, "%4000s", s1);
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if (!strcmp(s1, "[CLIENT]"))
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{
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num_match++;
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matches = Erealloc(matches, sizeof(Match) * num_match);
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matches[num_match - 1].session_id = NULL;
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matches[num_match - 1].name = NULL;
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matches[num_match - 1].class = NULL;
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matches[num_match - 1].role = NULL;
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matches[num_match - 1].command = NULL;
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matches[num_match - 1].used = 0;
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sscanf(s, "%*s %i %i %i %i %i %i %i %i %i",
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&(matches[num_match - 1].x),
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&(matches[num_match - 1].y),
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&(matches[num_match - 1].w),
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&(matches[num_match - 1].h),
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&(matches[num_match - 1].desktop),
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&(matches[num_match - 1].iconified),
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&(matches[num_match - 1].shaded),
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&(matches[num_match - 1].sticky),
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&(matches[num_match - 1].layer));
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}
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else if (!strcmp(s1, "[SESSION_ID]"))
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{
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matches[num_match - 1].session_id = duplicate(atword(s, 2));
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}
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else if (!strcmp(s1, "[NAME]"))
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{
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matches[num_match - 1].name = duplicate(atword(s, 2));
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}
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else if (!strcmp(s1, "[CLASS]"))
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{
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matches[num_match - 1].class = duplicate(atword(s, 2));
|
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}
|
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else if (!strcmp(s1, "[ROLE]"))
|
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{
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matches[num_match - 1].role = duplicate(atword(s, 2));
|
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/* Needed for matching X11R5 clients */
|
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}
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else if (!strcmp(s1, "[COMMAND]"))
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{
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matches[num_match - 1].command = duplicate(atword(s, 2));
|
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}
|
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}
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fclose(f);
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}
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||
}
|
||
|
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/* These matching rules try to cover everyone with minimal work done
|
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* for clients that actually comply with the X11R6 ICCCM. */
|
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void
|
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MatchEwinToSM(EWin * ewin)
|
||
{
|
||
int i;
|
||
|
||
if (GetSMfd() < 0)
|
||
return;
|
||
|
||
for (i = 0; i < num_match; i++)
|
||
{
|
||
if ((!matches[i].used))
|
||
{
|
||
/* No match unless both have or both lack a session_id */
|
||
if (!ewin->session_id)
|
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{
|
||
if (matches[i].session_id)
|
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continue;
|
||
}
|
||
if (ewin->session_id)
|
||
{
|
||
if (!matches[i].session_id)
|
||
continue;
|
||
}
|
||
if ((ewin->session_id))
|
||
{
|
||
/* The X11R6 protocol guarantees matching session_ids */
|
||
if (strcmp(ewin->session_id, matches[i].session_id))
|
||
continue;
|
||
}
|
||
else
|
||
{
|
||
/* The X11R5 protocol was based around the WM_COMMAND
|
||
* property which should be preserved over sessions
|
||
* by compliant apps.
|
||
*
|
||
* FIXME: Mozilla DELETES the WM_COMMAND property on
|
||
* a regular basis so is is wise NOT to update
|
||
* this property when it is set to NULL. */
|
||
if ((ewin->client.command) && (matches[i].command)
|
||
&& strcmp(ewin->client.command, matches[i].command))
|
||
continue;
|
||
}
|
||
|
||
if ((ewin->client.role) && (matches[i].role))
|
||
{
|
||
/* The X11R6 protocol guarantees that any WM_WINDOW_ROLE
|
||
* is unique among the windows sharing a SM_CLIENT_ID.
|
||
*
|
||
* Clients which use the same WM_WINDOW_ROLE on two
|
||
* windows are breaking the ICCCM even if they have
|
||
* different WM_CLASS properties on those windows. */
|
||
if (strcmp(ewin->client.role, matches[i].role))
|
||
continue;
|
||
}
|
||
else
|
||
{
|
||
/* The WM_CLASS is a stable basis for a test. */
|
||
if ((ewin->client.class) && (matches[i].class)
|
||
&& (strcmp(ewin->client.class, matches[i].class)))
|
||
continue;
|
||
if ((ewin->client.name) && (matches[i].name)
|
||
&& (strcmp(ewin->client.name, matches[i].name)))
|
||
continue;
|
||
|
||
/* Twm also matches on the WM_NAME but only when this value
|
||
* has not changed since the window was first mapped.
|
||
* This seems a bit kludgy to me. (: */
|
||
}
|
||
|
||
matches[i].used = 1;
|
||
ewin->client.already_placed = 1;
|
||
ewin->iconified = matches[i].iconified;
|
||
ewin->sticky = matches[i].sticky;
|
||
ewin->shaded = matches[i].shaded;
|
||
ewin->layer = matches[i].layer;
|
||
if (!ewin->sticky)
|
||
ewin->desktop = matches[i].desktop;
|
||
/* if it's NOT (X11R6 and already placed by the client) */
|
||
if (!((ewin->client.already_placed) && (ewin->session_id)))
|
||
{
|
||
ewin->client.x = matches[i].x -
|
||
(desks.desk[ewin->desktop].current_area_x * root.w);
|
||
ewin->client.y = matches[i].y -
|
||
(desks.desk[ewin->desktop].current_area_y * root.h);
|
||
ewin->client.w = matches[i].w;
|
||
ewin->client.h = matches[i].h;
|
||
EMoveResizeWindow(disp, ewin->client.win, ewin->client.x,
|
||
ewin->client.y, ewin->client.w,
|
||
ewin->client.h);
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
/* Used when X11R6 session management is not available. */
|
||
void
|
||
autosave(void)
|
||
{
|
||
if (mode.startup)
|
||
return;
|
||
if (conf.autosave)
|
||
{
|
||
char s[4096];
|
||
|
||
Real_SaveSnapInfo(0, NULL);
|
||
Etmp(s);
|
||
SaveUserControlConfig(fopen(s, "w"));
|
||
mv(s, GetGenericSMFile());
|
||
if (!isfile(GetGenericSMFile()))
|
||
Alert(_
|
||
("There was an error saving your autosave data - filing\n"
|
||
"system problems.\n"));
|
||
/*
|
||
* if (strcmp(GetSMFile(), GetGenericSMFile()))
|
||
* {
|
||
* if (exists(GetGenericSMFile()))
|
||
* rm(GetGenericSMFile());
|
||
* symlink(GetSMFile(), GetGenericSMFile());
|
||
* }
|
||
*/
|
||
}
|
||
else
|
||
{
|
||
/* char buf[1024];
|
||
*
|
||
* Esnprintf(buf, sizeof(buf) / sizeof(char), "rm %s*", GetSMFile());
|
||
* system(buf); */
|
||
|
||
rm(GetGenericSMFile());
|
||
}
|
||
}
|
||
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
|
||
#include <X11/SM/SMlib.h>
|
||
|
||
/*
|
||
* NB! If the discard property is revived, the dual use of buf must be fixed.
|
||
*/
|
||
#define USE_DISCARD_PROPERTY 0
|
||
|
||
static char *sm_client_id = NULL;
|
||
static SmcConn sm_conn = NULL;
|
||
|
||
/* True if we are saving state for a doExit("restart") */
|
||
static int restarting = False;
|
||
|
||
static void
|
||
set_save_props(SmcConn smc_conn, int master_flag)
|
||
{
|
||
char *user = NULL;
|
||
char *program = NULL;
|
||
char *pristr = "_GSM_Priority";
|
||
char *smid = "-smid";
|
||
char *single = "-single";
|
||
char *smfile = "-smfile";
|
||
char *econfdir = "-econfdir";
|
||
char *e_conf_dir;
|
||
char *ecachedir = "-ecachedir";
|
||
char *e_cache_dir;
|
||
char *extinitwin = "-ext_init_win";
|
||
char buf[512];
|
||
char priority = 10;
|
||
char style;
|
||
int n;
|
||
SmPropValue programVal = { 0, NULL };
|
||
SmPropValue userIDVal = { 0, NULL };
|
||
#if USE_DISCARD_PROPERTY
|
||
char *sh = "sh";
|
||
char *c = "-c";
|
||
SmPropValue discardVal[] = {
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL}
|
||
};
|
||
SmProp discardProp;
|
||
#endif
|
||
SmPropValue restartVal[] = {
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL},
|
||
{0, NULL}
|
||
};
|
||
SmPropValue styleVal = { 0, NULL };
|
||
SmPropValue priorityVal = { 0, NULL };
|
||
SmProp programProp;
|
||
SmProp userIDProp;
|
||
SmProp restartProp;
|
||
SmProp cloneProp;
|
||
SmProp styleProp;
|
||
SmProp priorityProp;
|
||
SmProp *props[7];
|
||
|
||
programProp.name = (char *)SmProgram;
|
||
programProp.type = (char *)SmLISTofARRAY8;
|
||
programProp.num_vals = 1;
|
||
programProp.vals = &programVal;
|
||
|
||
userIDProp.name = (char *)SmUserID;
|
||
userIDProp.type = (char *)SmLISTofARRAY8;
|
||
userIDProp.num_vals = 1;
|
||
userIDProp.vals = &userIDVal;
|
||
|
||
#if USE_DISCARD_PROPERTY
|
||
discardProp.name = (char *)SmDiscardCommand;
|
||
discardProp.type = (char *)SmLISTofARRAY8;
|
||
discardProp.num_vals = 3;
|
||
discardProp.vals = (SmPropValue *) & discardVal;
|
||
#endif
|
||
|
||
restartProp.name = (char *)SmRestartCommand;
|
||
restartProp.type = (char *)SmLISTofARRAY8;
|
||
restartProp.vals = (SmPropValue *) & restartVal;
|
||
|
||
cloneProp.name = (char *)SmCloneCommand;
|
||
cloneProp.type = (char *)SmLISTofARRAY8;
|
||
cloneProp.vals = (SmPropValue *) & restartVal;
|
||
|
||
styleProp.name = (char *)SmRestartStyleHint;
|
||
styleProp.type = (char *)SmCARD8;
|
||
styleProp.num_vals = 1;
|
||
styleProp.vals = (SmPropValue *) & styleVal;
|
||
|
||
priorityProp.name = (char *)pristr;
|
||
priorityProp.type = (char *)SmCARD8;
|
||
priorityProp.num_vals = 1;
|
||
priorityProp.vals = (SmPropValue *) & priorityVal;
|
||
|
||
if (master_flag)
|
||
/* Master WM restarts immediately for a doExit("restart") */
|
||
style = restarting ? SmRestartImmediately : SmRestartIfRunning;
|
||
else
|
||
/* Slave WMs never restart */
|
||
style = SmRestartNever;
|
||
|
||
user = username(getuid());
|
||
e_conf_dir = UserEDir();
|
||
e_cache_dir = UserCacheDir();
|
||
/* The SM specs state that the SmProgram should be the argument passed
|
||
* to execve. Passing argv[0] is close enough. */
|
||
program = command;
|
||
|
||
userIDVal.length = strlen(user);
|
||
userIDVal.value = user;
|
||
programVal.length = strlen(program);
|
||
programVal.value = program;
|
||
styleVal.length = 1;
|
||
styleVal.value = &style;
|
||
priorityVal.length = 1;
|
||
priorityVal.value = &priority;
|
||
|
||
#if USE_DISCARD_PROPERTY
|
||
/* Tell session manager how to clean up our old data */
|
||
Esnprintf(buf, sizeof(buf), "rm %s*.clients.*", sm_file);
|
||
|
||
discardVal[0].length = strlen(sh);
|
||
discardVal[0].value = sh;
|
||
discardVal[1].length = strlen(c);
|
||
discardVal[1].value = c;
|
||
discardVal[2].length = strlen(buf);
|
||
discardVal[2].value = buf; /* ??? Also used in restartVal ??? */
|
||
#endif
|
||
|
||
n = 0;
|
||
restartVal[n].length = strlen(command);
|
||
restartVal[n++].value = command;
|
||
if (single_screen_mode)
|
||
{
|
||
restartVal[n].length = strlen(single);
|
||
restartVal[n++].value = single;
|
||
}
|
||
if (restarting)
|
||
{
|
||
Esnprintf(buf, sizeof(buf), "%li", init_win_ext);
|
||
|
||
restartVal[n].length = strlen(extinitwin);
|
||
restartVal[n++].value = extinitwin;
|
||
restartVal[n].length = strlen(buf);
|
||
restartVal[n++].value = buf;
|
||
}
|
||
restartVal[n].length = strlen(smfile);
|
||
restartVal[n++].value = smfile;
|
||
restartVal[n].length = strlen(sm_file);
|
||
restartVal[n++].value = sm_file;
|
||
restartVal[n].length = strlen(smid);
|
||
restartVal[n++].value = smid;
|
||
restartVal[n].length = strlen(sm_client_id);
|
||
restartVal[n++].value = sm_client_id;
|
||
restartVal[n].length = strlen(econfdir);
|
||
restartVal[n++].value = econfdir;
|
||
restartVal[n].length = strlen(e_conf_dir);
|
||
restartVal[n++].value = e_conf_dir;
|
||
restartVal[n].length = strlen(ecachedir);
|
||
restartVal[n++].value = ecachedir;
|
||
restartVal[n].length = strlen(e_cache_dir);
|
||
restartVal[n++].value = e_cache_dir;
|
||
|
||
restartProp.num_vals = n;
|
||
|
||
/* SM specs require SmCloneCommand excludes "-smid" option */
|
||
cloneProp.num_vals = restartProp.num_vals - 2;
|
||
|
||
n = 0;
|
||
props[n++] = &programProp;
|
||
props[n++] = &userIDProp;
|
||
#if USE_DISCARD_PROPERTY
|
||
props[n++] = &discardProp;
|
||
#endif
|
||
props[n++] = &restartProp;
|
||
props[n++] = &cloneProp;
|
||
props[n++] = &styleProp;
|
||
props[n++] = &priorityProp;
|
||
|
||
SmcSetProperties(smc_conn, n, props);
|
||
if (user)
|
||
Efree(user);
|
||
}
|
||
|
||
/* This function is usually exclusively devoted to saving data.
|
||
* However, E sometimes wants to save state and exit immediately afterwards
|
||
* so that the SM will restart it in a different theme. Therefore, we include
|
||
* a suicide clause at the end.
|
||
*/
|
||
static void
|
||
callback_save_yourself2(SmcConn smc_conn, SmPointer client_data)
|
||
{
|
||
char master_flag = (master_pid == getpid());
|
||
|
||
/* dont need anymore */
|
||
/* autosave(); */
|
||
if (!master_flag)
|
||
{
|
||
struct timeval tv1, tv2;
|
||
|
||
gettimeofday(&tv1, NULL);
|
||
|
||
/* This loop should rarely be needed */
|
||
while (stale_sm_file)
|
||
{
|
||
WaitEvent();
|
||
gettimeofday(&tv2, NULL);
|
||
if (tv2.tv_sec - tv1.tv_sec > 10)
|
||
{
|
||
SmcSaveYourselfDone(smc_conn, False);
|
||
return;
|
||
}
|
||
}
|
||
}
|
||
stale_sm_file = 1;
|
||
set_save_props(smc_conn, master_flag);
|
||
SmcSaveYourselfDone(smc_conn, True);
|
||
if (restarting)
|
||
EExit(0);
|
||
client_data = NULL;
|
||
}
|
||
|
||
static void
|
||
callback_save_yourself(SmcConn smc_conn, SmPointer client_data, int save_style,
|
||
Bool shutdown, int interact_style, Bool fast)
|
||
{
|
||
if (master_pid == getpid())
|
||
{
|
||
char s[4096];
|
||
|
||
/* int fd; */
|
||
|
||
Esnprintf(s, sizeof(s), "sm_file %s", default_save_prefix());
|
||
/* fd = Emkstemp(s + 8);
|
||
* if (fd < 0)
|
||
* {
|
||
* SmcSaveYourselfDone(smc_conn, False);
|
||
* return;
|
||
* }
|
||
* SetSMFile(s + 8); */
|
||
CommsBroadcastToSlaveWMs(GetGenericSMFile());
|
||
/* dont need */
|
||
/* autosave(); */
|
||
/*
|
||
* if (strcmp(GetSMFile(), GetGenericSMFile()))
|
||
* {
|
||
* if (exists(GetGenericSMFile()))
|
||
* rm(GetGenericSMFile());
|
||
* symlink(GetSMFile(), GetGenericSMFile());
|
||
* }
|
||
*/
|
||
}
|
||
SaveWindowStates();
|
||
SmcRequestSaveYourselfPhase2(smc_conn, callback_save_yourself2, NULL);
|
||
client_data = NULL;
|
||
save_style = 0;
|
||
shutdown = 0;
|
||
interact_style = 0;
|
||
fast = 0;
|
||
}
|
||
|
||
static void
|
||
callback_die(SmcConn smc_conn, SmPointer client_data)
|
||
{
|
||
if (master_pid == getpid())
|
||
SoundPlay("SOUND_EXIT");
|
||
EExit(0);
|
||
smc_conn = 0;
|
||
client_data = NULL;
|
||
}
|
||
|
||
static void
|
||
callback_save_complete(SmcConn smc_conn, SmPointer client_data)
|
||
{
|
||
smc_conn = 0;
|
||
client_data = NULL;
|
||
}
|
||
|
||
static void
|
||
callback_shutdown_cancelled(SmcConn smc_conn, SmPointer client_data)
|
||
{
|
||
SmcSaveYourselfDone(smc_conn, False);
|
||
client_data = NULL;
|
||
}
|
||
|
||
static Atom atom_sm_client_id;
|
||
static Atom atom_wm_client_leader;
|
||
|
||
static IceConn ice_conn;
|
||
|
||
static void
|
||
ice_io_error_handler(IceConn connection)
|
||
{
|
||
/* The less we do here the better - the default handler does an
|
||
* exit(1) instead of closing the losing connection. */
|
||
connection = 0;
|
||
}
|
||
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
|
||
void
|
||
SessionInit(void)
|
||
{
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
static SmPointer context;
|
||
SmcCallbacks callbacks;
|
||
|
||
atom_sm_client_id = XInternAtom(disp, "SM_CLIENT_ID", False);
|
||
atom_wm_client_leader = XInternAtom(disp, "WM_CLIENT_LEADER", False);
|
||
|
||
IceSetIOErrorHandler(ice_io_error_handler);
|
||
|
||
callbacks.save_yourself.callback = callback_save_yourself;
|
||
callbacks.die.callback = callback_die;
|
||
callbacks.save_complete.callback = callback_save_complete;
|
||
callbacks.shutdown_cancelled.callback = callback_shutdown_cancelled;
|
||
|
||
callbacks.save_yourself.client_data = callbacks.die.client_data =
|
||
callbacks.save_complete.client_data =
|
||
callbacks.shutdown_cancelled.client_data = (SmPointer) NULL;
|
||
if (getenv("SESSION_MANAGER"))
|
||
{
|
||
char error_string_ret[4096] = "";
|
||
char *client_id = NULL;
|
||
|
||
if (sm_client_id)
|
||
client_id = duplicate(sm_client_id);
|
||
sm_conn =
|
||
SmcOpenConnection(NULL, &context, SmProtoMajor, SmProtoMinor,
|
||
SmcSaveYourselfProcMask | SmcDieProcMask |
|
||
SmcSaveCompleteProcMask |
|
||
SmcShutdownCancelledProcMask, &callbacks,
|
||
client_id, &sm_client_id, 4096, error_string_ret);
|
||
if (client_id)
|
||
Efree(client_id);
|
||
|
||
if (error_string_ret[0])
|
||
fprintf(stderr, "While connecting to session manager:\n%s.",
|
||
error_string_ret);
|
||
}
|
||
if (sm_conn)
|
||
{
|
||
char style[2];
|
||
SmPropValue styleVal;
|
||
SmProp styleProp;
|
||
SmProp *props[1];
|
||
|
||
style[0] = SmRestartIfRunning;
|
||
style[1] = 0;
|
||
|
||
styleVal.length = 1;
|
||
styleVal.value = style;
|
||
|
||
styleProp.name = SmRestartStyleHint;
|
||
styleProp.type = SmCARD8;
|
||
styleProp.num_vals = 1;
|
||
styleProp.vals = &styleVal;
|
||
|
||
props[0] = &styleProp;
|
||
|
||
ice_conn = SmcGetIceConnection(sm_conn);
|
||
sm_fd = IceConnectionNumber(ice_conn);
|
||
/* Just in case we are a copy of E created by a doExit("restart") */
|
||
SmcSetProperties(sm_conn, 1, props);
|
||
fcntl(sm_fd, F_SETFD, fcntl(sm_fd, F_GETFD, 0) | FD_CLOEXEC);
|
||
}
|
||
stale_sm_file = 1;
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
|
||
LoadWindowStates();
|
||
}
|
||
|
||
void
|
||
ProcessICEMSGS(void)
|
||
{
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
IceProcessMessagesStatus status;
|
||
|
||
if (sm_fd < 0)
|
||
return;
|
||
status = IceProcessMessages(ice_conn, NULL, NULL);
|
||
if (status == IceProcessMessagesIOError)
|
||
{
|
||
/* Less of the hope.... E survives */
|
||
DialogAlert(_
|
||
("ERROR!\n" "\n"
|
||
"Lost the Session Manager that was there?\n"
|
||
"Here here session manager... come here... want a bone?\n"
|
||
"Oh come now! Stop sulking! Bugger. Oh well. "
|
||
"Will continue without\n" "a session manager.\n" "\n"
|
||
"I'll survive somehow.\n" "\n" "\n" "... I hope.\n"));
|
||
SmcCloseConnection(sm_conn, 0, NULL);
|
||
sm_conn = NULL;
|
||
sm_fd = -1;
|
||
}
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
}
|
||
|
||
int
|
||
GetSMfd(void)
|
||
{
|
||
return sm_fd;
|
||
}
|
||
|
||
void
|
||
SessionGetInfo(EWin * ewin, Atom atom_change)
|
||
{
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
char *s;
|
||
Window *w;
|
||
int size;
|
||
|
||
if (ewin->session_id)
|
||
{
|
||
Efree(ewin->session_id);
|
||
ewin->session_id = NULL;
|
||
}
|
||
/* We can comply with the ICCCM because gtk is working correctly */
|
||
if ((atom_change)
|
||
&&
|
||
(!((atom_change
|
||
== atom_sm_client_id) || (atom_change == atom_wm_client_leader))))
|
||
return;
|
||
w = AtomGet(ewin->client.win, atom_wm_client_leader, XA_WINDOW, &size);
|
||
if (w)
|
||
{
|
||
s = AtomGet(*w, atom_sm_client_id, XA_STRING, &size);
|
||
if (s)
|
||
{
|
||
ewin->session_id = Emalloc(size + 1);
|
||
memcpy(ewin->session_id, s, size);
|
||
ewin->session_id[size] = 0;
|
||
Efree(w);
|
||
Efree(s);
|
||
return;
|
||
}
|
||
Efree(w);
|
||
}
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
}
|
||
|
||
void
|
||
SetSMID(char *smid)
|
||
{
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
sm_client_id = smid;
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
}
|
||
|
||
static void doSMExit(void *params);
|
||
static void
|
||
LogoutCB(int val, void *data)
|
||
{
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
if (sm_conn)
|
||
{
|
||
SmcRequestSaveYourself(sm_conn, SmSaveBoth, True, SmInteractStyleAny,
|
||
False, True);
|
||
}
|
||
else
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
{
|
||
doSMExit(NULL);
|
||
}
|
||
}
|
||
|
||
void
|
||
SaveSession(int shutdown)
|
||
{
|
||
/* dont' need anymore */
|
||
/* autosave(); */
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
if (shutdown && sm_conn)
|
||
{
|
||
SmcCloseConnection(sm_conn, 0, NULL);
|
||
sm_conn = NULL;
|
||
sm_fd = -1;
|
||
}
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
}
|
||
|
||
static void
|
||
CB_SettingsEscape(int val, void *data)
|
||
{
|
||
DialogClose((Dialog *) data);
|
||
val = 0;
|
||
}
|
||
|
||
#ifdef HAVE_X11_SM_SMLIB_H
|
||
|
||
/*
|
||
* Normally, the SM will throw away all the session data for a client
|
||
* that breaks its connection unexpectedly. In order to avoid this we
|
||
* have to let the SM handle the restart (by setting a SmRestartStyleHint
|
||
* of SmRestartImmediately). Rather than forcing all SM clients to do a
|
||
* checkpoint (which would be a bit cleaner) we just save our own state
|
||
* and then restore it on restart. We grab X input via the ext_init_win
|
||
* so the our clients remain frozen while we are down.
|
||
*/
|
||
static void
|
||
doSMExit(void *params)
|
||
{
|
||
char s[1024];
|
||
char master_flag, do_master_kill;
|
||
|
||
master_flag = (master_pid == getpid())? 1 : 0;
|
||
do_master_kill = 1;
|
||
|
||
restarting = True;
|
||
|
||
s[0] = 0;
|
||
if (params)
|
||
sscanf(params, "%1000s", s);
|
||
|
||
SaveWindowStates();
|
||
if (!params)
|
||
SaveSession(1);
|
||
if ((disp) && ((!params) || ((params) && strcmp((char *)params, "logout"))))
|
||
SetEInfoOnAll();
|
||
if ((!params) || (!strcmp((char *)s, "exit")))
|
||
{
|
||
callback_die(sm_conn, NULL);
|
||
}
|
||
else if (!strcmp(s, "logout"))
|
||
{
|
||
Dialog *d;
|
||
EWin *ewin;
|
||
|
||
if (!
|
||
(d =
|
||
FindItem("LOGOUT_DIALOG", 0, LIST_FINDBY_NAME, LIST_TYPE_DIALOG)))
|
||
{
|
||
SoundPlay("SOUND_LOGOUT");
|
||
d = DialogCreate("LOGOUT_DIALOG");
|
||
DialogSetTitle(d, _("Are you sure?"));
|
||
DialogSetText(d,
|
||
_("\n" "\n"
|
||
" Are you sure you wish to log out ? \n" "\n"
|
||
"\n"));
|
||
DialogAddButton(d, _(" Yes, Log Out "), LogoutCB, 1);
|
||
DialogAddButton(d, _(" No "), NULL, 1);
|
||
DialogBindKey(d, "Escape", CB_SettingsEscape, 1, d);
|
||
DialogBindKey(d, "Return", LogoutCB, 0, d);
|
||
}
|
||
ShowDialog(d);
|
||
ewin = FindEwinByDialog(d);
|
||
if (ewin)
|
||
{
|
||
ArrangeEwinCentered(ewin, 1);
|
||
}
|
||
return;
|
||
}
|
||
else if (!strcmp(s, "restart_wm"))
|
||
{
|
||
SoundPlay("SOUND_WAIT");
|
||
XCloseDisplay(disp);
|
||
disp = NULL;
|
||
Esnprintf(s, sizeof(s), "exec %s", atword(params, 2));
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", s, NULL);
|
||
}
|
||
else if (!strcmp(s, "restart"))
|
||
{
|
||
SoundPlay("SOUND_WAIT");
|
||
if (disp)
|
||
init_win_ext = MakeExtInitWin();
|
||
|
||
if (disp)
|
||
{
|
||
XCloseDisplay(disp);
|
||
disp = NULL;
|
||
}
|
||
if (themepath[0] != 0)
|
||
{
|
||
if (sm_client_id)
|
||
Esnprintf(s, sizeof(s),
|
||
"exec %s -single -ext_init_win %li -theme %s "
|
||
"-econfdir %s -ecachedir %s "
|
||
"-smfile %s -smid %s", command,
|
||
init_win_ext, themename, UserEDir(),
|
||
UserCacheDir(), sm_file, sm_client_id);
|
||
else
|
||
Esnprintf(s, sizeof(s),
|
||
"exec %s -single -ext_init_win %li -theme %s "
|
||
"-econfdir %s -ecachedir %s "
|
||
"-smfile %s", command, init_win_ext,
|
||
themename, UserEDir(), UserCacheDir(), sm_file);
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", s, NULL);
|
||
}
|
||
else
|
||
{
|
||
if (sm_client_id)
|
||
Esnprintf(s, sizeof(s),
|
||
"exec %s -single -ext_init_win %li "
|
||
"-econfdir %s -ecachedir %s "
|
||
"-smfile %s -smid %s", command,
|
||
init_win_ext, UserEDir(), UserCacheDir(),
|
||
sm_file, sm_client_id);
|
||
else
|
||
Esnprintf(s, sizeof(s),
|
||
"exec %s -single -ext_init_win %li"
|
||
"-econfdir %s -ecachedir %s "
|
||
"-smfile %s", command, init_win_ext,
|
||
UserEDir(), UserCacheDir(), sm_file);
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", s, NULL);
|
||
}
|
||
}
|
||
else if (!strcmp((char *)s, "restart_theme"))
|
||
{
|
||
SoundPlay("SOUND_WAIT");
|
||
init_win_ext = MakeExtInitWin();
|
||
if (atword(params, 1) && strlen((char *)params) < 1024)
|
||
{
|
||
sscanf(params, "%*s %1000s", s);
|
||
SetSMUserThemePath(s);
|
||
}
|
||
if (disp)
|
||
{
|
||
XCloseDisplay(disp);
|
||
disp = NULL;
|
||
}
|
||
if (sm_client_id)
|
||
Esnprintf(s, sizeof(s),
|
||
"exec %s -single -ext_init_win %li -theme %s "
|
||
"-econfdir %s -ecachedir %s "
|
||
"-smfile %s -smid %s", command, init_win_ext,
|
||
userthemepath, UserEDir(), UserCacheDir(), sm_file,
|
||
sm_client_id);
|
||
else
|
||
Esnprintf(s, sizeof(s),
|
||
"exec %s -ext_init_win %li -theme %s "
|
||
"-econfdir %s -ecachedir %s "
|
||
"-smfile %s -single", command, init_win_ext,
|
||
userthemepath, UserEDir(), UserCacheDir(), sm_file);
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", s, NULL);
|
||
}
|
||
else if (!strcmp((char *)s, "error"))
|
||
{
|
||
EExit(0);
|
||
}
|
||
|
||
restarting = False;
|
||
SaveSession(1);
|
||
SoundPlay("SOUND_EXIT");
|
||
EExit(0);
|
||
}
|
||
|
||
#else /* HAVE_X11_SM_SMLIB_H */
|
||
|
||
/* This is the original code from actions.c(doExit). */
|
||
static void
|
||
doSMExit(void *params)
|
||
{
|
||
char s[1024];
|
||
char *real_exec;
|
||
char sss[FILEPATH_LEN_MAX];
|
||
Window w;
|
||
char master_flag, do_master_kill;
|
||
|
||
master_flag = (master_pid == getpid())? 1 : 0;
|
||
|
||
do_master_kill = 1;
|
||
|
||
if (!params)
|
||
SaveSession(1);
|
||
if ((disp) && ((!params) || ((params) && strcmp((char *)params, "logout"))))
|
||
SetEInfoOnAll();
|
||
|
||
if (params)
|
||
{
|
||
SoundExit();
|
||
#ifndef __EMX__
|
||
setsid();
|
||
#endif
|
||
sscanf(params, "%1000s", s);
|
||
if (mustdel)
|
||
{
|
||
#ifndef __EMX__
|
||
Esnprintf(sss, sizeof(sss), "/bin/rm -rf %s", themepath);
|
||
#else
|
||
Esnprintf(sss, sizeof(sss), "rm.exe -rf %s", themepath);
|
||
#endif
|
||
system(sss);
|
||
}
|
||
if (!strcmp(s, "restart"))
|
||
{
|
||
SoundPlay("SOUND_WAIT");
|
||
w = MakeExtInitWin();
|
||
XCloseDisplay(disp);
|
||
disp = NULL;
|
||
|
||
if (themepath[0] != 0)
|
||
{
|
||
Esnprintf(sss, sizeof(sss),
|
||
"exec %s -single -ext_init_win %li -theme %s "
|
||
"-econfdir %s -ecachedir %s", command,
|
||
w, themename, UserEDir(), UserCacheDir());
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", sss, NULL);
|
||
}
|
||
else
|
||
{
|
||
Esnprintf(sss, sizeof(sss),
|
||
"exec %s -single -ext_init_win %li "
|
||
"-econfdir %s -ecachedir %s", command,
|
||
w, UserEDir(), UserCacheDir());
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", sss, NULL);
|
||
}
|
||
}
|
||
else if (!strcmp(s, "restart_theme"))
|
||
{
|
||
SoundPlay("SOUND_WAIT");
|
||
w = MakeExtInitWin();
|
||
XCloseDisplay(disp);
|
||
disp = NULL;
|
||
sscanf(params, "%*s %1000s", s);
|
||
Esnprintf(sss, sizeof(sss),
|
||
"exec %s -single -ext_init_win %li -theme %s "
|
||
"-econfdir %s -ecachedir %s", command, w, s,
|
||
UserEDir(), UserCacheDir());
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", sss, NULL);
|
||
}
|
||
else if (!strcmp(s, "restart_wm"))
|
||
{
|
||
SoundPlay("SOUND_EXIT");
|
||
XCloseDisplay(disp);
|
||
disp = NULL;
|
||
if (atword(params, 2))
|
||
strncpy(s, atword(params, 2), 1000);
|
||
real_exec = (char *)Emalloc(strlen(s) + 6);
|
||
sprintf(real_exec,
|
||
"exec %s " "-econfdir %s -ecachedir %s", s,
|
||
UserEDir(), UserCacheDir());
|
||
execl(DEFAULT_SH_PATH, DEFAULT_SH_PATH, "-c", "exec", real_exec,
|
||
NULL);
|
||
}
|
||
else if (!strcmp(s, "logout"))
|
||
{
|
||
Dialog *d;
|
||
EWin *ewin;
|
||
|
||
if (!
|
||
(d =
|
||
FindItem("LOGOUT_DIALOG", 0, LIST_FINDBY_NAME,
|
||
LIST_TYPE_DIALOG)))
|
||
{
|
||
SoundPlay("SOUND_LOGOUT");
|
||
d = DialogCreate("LOGOUT_DIALOG");
|
||
DialogSetTitle(d, "Are you sure?");
|
||
DialogSetText(d,
|
||
"\n" "\n"
|
||
" Are you sure you wish to log out ? \n"
|
||
"\n" "\n");
|
||
DialogAddButton(d, " Yes, Log Out ", LogoutCB, 1);
|
||
DialogAddButton(d, " No ", NULL, 1);
|
||
DialogBindKey(d, "Escape", CB_SettingsEscape, 0, d);
|
||
DialogBindKey(d, "Return", LogoutCB, 0, d);
|
||
}
|
||
ShowDialog(d);
|
||
ewin = FindEwinByDialog(d);
|
||
if (ewin)
|
||
{
|
||
ArrangeEwinCentered(ewin, 1);
|
||
}
|
||
return;
|
||
}
|
||
}
|
||
|
||
SoundPlay("SOUND_EXIT");
|
||
EExit(0);
|
||
}
|
||
|
||
#endif /* HAVE_X11_SM_SMLIB_H */
|
||
|
||
int
|
||
SessionExit(void *param)
|
||
{
|
||
doSMExit(param);
|
||
return 0;
|
||
}
|