src/remote.c

   1 /*
   2  * Geeqie
   3  * (C) 2004 John Ellis
   4  * Copyright (C) 2008 - 2009 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13
  14 #include "main.h"
  15 #include "remote.h"
  16
  17 #include "collect.h"
  18 #include "filedata.h"
  19 #include "img-view.h"
  20 #include "layout.h"
  21 #include "layout_image.h"
  22 #include "misc.h"
  23 #include "slideshow.h"
  24 #include "ui_fileops.h"
  25
  26 #include <sys/socket.h>
  27 #include <sys/un.h>
  28 #include <signal.h>
  29 #include <errno.h>
  30
  31
  32 #define SERVER_MAX_CLIENTS 8
  33
  34 #define REMOTE_SERVER_BACKLOG 4
  35
  36
  37 #ifndef UNIX_PATH_MAX
  38 #define UNIX_PATH_MAX 108
  39 #endif
  40
  41
  42 static RemoteConnection *remote_client_open(const gchar *path);
  43 static gint remote_client_send(RemoteConnection *rc, const gchar *text);
  44
  45
  46 typedef struct _RemoteClient RemoteClient;
  47 struct _RemoteClient {
  48         gint fd;
  49         gint channel_id;
  50         RemoteConnection *rc;
  51 };
  52
  53 typedef struct _RemoteData RemoteData;
  54 struct _RemoteData {
  55         CollectionData *command_collection;
  56 };
  57
  58
  59 static gboolean remote_server_client_cb(GIOChannel *source, GIOCondition condition, gpointer data)
  60 {
  61         RemoteClient *client = data;
  62         RemoteConnection *rc;
  63         GIOStatus status = G_IO_STATUS_NORMAL;
  64
  65         rc = client->rc;
  66
  67         if (condition & G_IO_IN)
  68                 {
  69                 GList *queue = NULL;
  70                 GList *work;
  71                 gchar *buffer = NULL;
  72                 GError *error = NULL;
  73                 gsize termpos;
  74
  75                 while ((status = g_io_channel_read_line(source, &buffer, NULL, &termpos, &error)) == G_IO_STATUS_NORMAL)
  76                         {
  77                         if (buffer)
  78                                 {
  79                                 buffer[termpos] = '\0';
  80
  81                                 if (strlen(buffer) > 0)
  82                                         {
  83                                         queue = g_list_append(queue, buffer);
  84                                         }
  85                                 else
  86                                         {
  87                                         g_free(buffer);
  88                                         }
  89
  90                                 buffer = NULL;
  91                                 }
  92                         }
  93
  94                 if (error)
  95                         {
  96                         log_printf("error reading socket: %s\n", error->message);
  97                         g_error_free(error);
  98                         }
  99
 100                 work = queue;
 101                 while (work)
 102                         {
 103                         gchar *command = work->data;
 104                         work = work->next;
 105
 106                         if (rc->read_func) rc->read_func(rc, command, rc->read_data);
 107                         g_free(command);
 108                         }
 109
 110                 g_list_free(queue);
 111                 }
 112
 113         if (condition & G_IO_HUP || status == G_IO_STATUS_EOF || status == G_IO_STATUS_ERROR)
 114                 {
 115                 rc->clients = g_list_remove(rc->clients, client);
 116
 117                 DEBUG_1("HUP detected, closing client.");
 118                 DEBUG_1("client count %d", g_list_length(rc->clients));
 119
 120                 g_source_remove(client->channel_id);
 121                 close(client->fd);
 122                 g_free(client);
 123                 }
 124
 125         return TRUE;
 126 }
 127
 128 static void remote_server_client_add(RemoteConnection *rc, gint fd)
 129 {
 130         RemoteClient *client;
 131         GIOChannel *channel;
 132
 133         if (g_list_length(rc->clients) > SERVER_MAX_CLIENTS)
 134                 {
 135                 log_printf("maximum remote clients of %d exceeded, closing connection\n", SERVER_MAX_CLIENTS);
 136                 close(fd);
 137                 return;
 138                 }
 139
 140         client = g_new0(RemoteClient, 1);
 141         client->rc = rc;
 142         client->fd = fd;
 143
 144         channel = g_io_channel_unix_new(fd);
 145         client->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN | G_IO_HUP,
 146                                                  remote_server_client_cb, client, NULL);
 147         g_io_channel_unref(channel);
 148
 149         rc->clients = g_list_append(rc->clients, client);
 150         DEBUG_1("client count %d", g_list_length(rc->clients));
 151 }
 152
 153 static void remote_server_clients_close(RemoteConnection *rc)
 154 {
 155         while (rc->clients)
 156                 {
 157                 RemoteClient *client = rc->clients->data;
 158
 159                 rc->clients = g_list_remove(rc->clients, client);
 160
 161                 g_source_remove(client->channel_id);
 162                 close(client->fd);
 163                 g_free(client);
 164                 }
 165 }
 166
 167 static gboolean remote_server_read_cb(GIOChannel *source, GIOCondition condition, gpointer data)
 168 {
 169         RemoteConnection *rc = data;
 170         gint fd;
 171         guint alen;
 172
 173         fd = accept(rc->fd, NULL, &alen);
 174         if (fd == -1)
 175                 {
 176                 log_printf("error accepting socket: %s\n", strerror(errno));
 177                 return TRUE;
 178                 }
 179
 180         remote_server_client_add(rc, fd);
 181
 182         return TRUE;
 183 }
 184
 185 static gint remote_server_exists(const gchar *path)
 186 {
 187         RemoteConnection *rc;
 188
 189         /* verify server up */
 190         rc = remote_client_open(path);
 191         remote_close(rc);
 192
 193         if (rc) return TRUE;
 194
 195         /* unable to connect, remove socket file to free up address */
 196         unlink(path);
 197         return FALSE;
 198 }
 199
 200 static RemoteConnection *remote_server_open(const gchar *path)
 201 {
 202         RemoteConnection *rc;
 203         struct sockaddr_un addr;
 204         gint sun_path_len;
 205         gint fd;
 206         GIOChannel *channel;
 207
 208         if (remote_server_exists(path))
 209                 {
 210                 log_printf("Address already in use: %s\n", path);
 211                 return NULL;
 212                 }
 213
 214         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 215         if (fd == -1) return NULL;
 216
 217         addr.sun_family = AF_UNIX;
 218         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 219         strncpy(addr.sun_path, path, sun_path_len);
 220         if (bind(fd, &addr, sizeof(addr)) == -1 ||
 221             listen(fd, REMOTE_SERVER_BACKLOG) == -1)
 222                 {
 223                 log_printf("error subscribing to socket: %s\n", strerror(errno));
 224                 close(fd);
 225                 return NULL;
 226                 }
 227
 228         rc = g_new0(RemoteConnection, 1);
 229
 230         rc->server = TRUE;
 231         rc->fd = fd;
 232         rc->path = g_strdup(path);
 233
 234         channel = g_io_channel_unix_new(rc->fd);
 235         g_io_channel_set_flags(channel, G_IO_FLAG_NONBLOCK, NULL);
 236
 237         rc->channel_id = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT, G_IO_IN,
 238                                              remote_server_read_cb, rc, NULL);
 239         g_io_channel_unref(channel);
 240
 241         return rc;
 242 }
 243
 244 static void remote_server_subscribe(RemoteConnection *rc, RemoteReadFunc *func, gpointer data)
 245 {
 246         if (!rc || !rc->server) return;
 247
 248         rc->read_func = func;
 249         rc->read_data = data;
 250 }
 251
 252
 253 static RemoteConnection *remote_client_open(const gchar *path)
 254 {
 255         RemoteConnection *rc;
 256         struct stat st;
 257         struct sockaddr_un addr;
 258         gint sun_path_len;
 259         gint fd;
 260
 261         if (stat(path, &st) != 0 || !S_ISSOCK(st.st_mode)) return NULL;
 262
 263         fd = socket(PF_UNIX, SOCK_STREAM, 0);
 264         if (fd == -1) return NULL;
 265
 266         addr.sun_family = AF_UNIX;
 267         sun_path_len = MIN(strlen(path) + 1, UNIX_PATH_MAX);
 268         strncpy(addr.sun_path, path, sun_path_len);
 269         if (connect(fd, &addr, sizeof(addr)) == -1)
 270                 {
 271                 DEBUG_1("error connecting to socket: %s", strerror(errno));
 272                 close(fd);
 273                 return NULL;
 274                 }
 275
 276         rc = g_new0(RemoteConnection, 1);
 277         rc->server = FALSE;
 278         rc->fd = fd;
 279         rc->path = g_strdup(path);
 280
 281         /* this might fix the freezes on freebsd, solaris, etc. - completely untested */
 282         remote_client_send(rc, "\n");
 283
 284         return rc;
 285 }
 286
 287 static sig_atomic_t sigpipe_occured = FALSE;
 288
 289 static void sighandler_sigpipe(gint sig)
 290 {
 291         sigpipe_occured = TRUE;
 292 }
 293
 294 static gint remote_client_send(RemoteConnection *rc, const gchar *text)
 295 {
 296         struct sigaction new_action, old_action;
 297         gint ret = FALSE;
 298
 299         if (!rc || rc->server) return FALSE;
 300         if (!text) return TRUE;
 301
 302         sigpipe_occured = FALSE;
 303
 304         new_action.sa_handler = sighandler_sigpipe;
 305         sigemptyset(&new_action.sa_mask);
 306         new_action.sa_flags = 0;
 307
 308         /* setup our signal handler */
 309         sigaction(SIGPIPE, &new_action, &old_action);
 310
 311         if (write(rc->fd, text, strlen(text)) == -1 ||
 312             write(rc->fd, "\n", 1) == -1)
 313                 {
 314                 if (sigpipe_occured)
 315                         {
 316                         log_printf("SIGPIPE writing to socket: %s\n", rc->path);
 317                         }
 318                 else
 319                         {
 320                         log_printf("error writing to socket: %s\n", strerror(errno));
 321                         }
 322                 ret = FALSE;;
 323                 }
 324         else
 325                 {
 326                 ret = TRUE;
 327                 }
 328
 329         /* restore the original signal handler */
 330         sigaction(SIGPIPE, &old_action, NULL);
 331
 332         return ret;
 333 }
 334
 335 void remote_close(RemoteConnection *rc)
 336 {
 337         if (!rc) return;
 338
 339         if (rc->server)
 340                 {
 341                 remote_server_clients_close(rc);
 342
 343                 g_source_remove(rc->channel_id);
 344                 unlink(rc->path);
 345                 }
 346
 347         if (rc->read_data)
 348                 g_free(rc->read_data);
 349
 350         close(rc->fd);
 351
 352         g_free(rc->path);
 353         g_free(rc);
 354 }
 355
 356 /*
 357  *-----------------------------------------------------------------------------
 358  * remote functions
 359  *-----------------------------------------------------------------------------
 360  */
 361
 362 static void gr_image_next(const gchar *text, gpointer data)
 363 {
 364         layout_image_next(NULL);
 365 }
 366
 367 static void gr_image_prev(const gchar *text, gpointer data)
 368 {
 369         layout_image_prev(NULL);
 370 }
 371
 372 static void gr_image_first(const gchar *text, gpointer data)
 373 {
 374         layout_image_first(NULL);
 375 }
 376
 377 static void gr_image_last(const gchar *text, gpointer data)
 378 {
 379         layout_image_last(NULL);
 380 }
 381
 382 static void gr_fullscreen_toggle(const gchar *text, gpointer data)
 383 {
 384         layout_image_full_screen_toggle(NULL);
 385 }
 386
 387 static void gr_fullscreen_start(const gchar *text, gpointer data)
 388 {
 389         layout_image_full_screen_start(NULL);
 390 }
 391
 392 static void gr_fullscreen_stop(const gchar *text, gpointer data)
 393 {
 394         layout_image_full_screen_stop(NULL);
 395 }
 396
 397 static void gr_slideshow_start_rec(const gchar *text, gpointer data)
 398 {
 399         GList *list;
 400         FileData *dir_fd = file_data_new_simple(text);
 401         list = filelist_recursive(dir_fd);
 402         file_data_unref(dir_fd);
 403         if (!list) return;
 404 //printf("length: %d\n", g_list_length(list));
 405         layout_image_slideshow_stop(NULL);
 406         layout_image_slideshow_start_from_list(NULL, list);
 407 }
 408
 409 static void gr_slideshow_toggle(const gchar *text, gpointer data)
 410 {
 411         layout_image_slideshow_toggle(NULL);
 412 }
 413
 414 static void gr_slideshow_start(const gchar *text, gpointer data)
 415 {
 416         layout_image_slideshow_start(NULL);
 417 }
 418
 419 static void gr_slideshow_stop(const gchar *text, gpointer data)
 420 {
 421         layout_image_slideshow_stop(NULL);
 422 }
 423
 424 static void gr_slideshow_delay(const gchar *text, gpointer data)
 425 {
 426         gdouble n;
 427
 428         n = g_ascii_strtod(text, NULL);
 429         if (n < SLIDESHOW_MIN_SECONDS || n > SLIDESHOW_MAX_SECONDS)
 430                 {
 431                 printf_term("Remote slideshow delay out of range (%.1f to %.1f)\n",
 432                             SLIDESHOW_MIN_SECONDS, SLIDESHOW_MAX_SECONDS);
 433                 return;
 434                 }
 435         options->slideshow.delay = (gint)(n * 10.0 + 0.01);
 436 }
 437
 438 static void gr_tools_show(const gchar *text, gpointer data)
 439 {
 440         gboolean popped;
 441         gboolean hidden;
 442
 443         if (layout_tools_float_get(NULL, &popped, &hidden) && hidden)
 444                 {
 445                 layout_tools_float_set(NULL, popped, FALSE);
 446                 }
 447 }
 448
 449 static void gr_tools_hide(const gchar *text, gpointer data)
 450 {
 451         gboolean popped;
 452         gboolean hidden;
 453
 454         if (layout_tools_float_get(NULL, &popped, &hidden) && !hidden)
 455                 {
 456                 layout_tools_float_set(NULL, popped, TRUE);
 457                 }
 458 }
 459
 460 static gint gr_quit_idle_cb(gpointer data)
 461 {
 462         exit_program();
 463
 464         return FALSE;
 465 }
 466
 467 static void gr_quit(const gchar *text, gpointer data)
 468 {
 469         /* schedule exit when idle, if done from within a
 470          * remote handler remote_close will crash
 471          */
 472         g_idle_add(gr_quit_idle_cb, NULL);
 473 }
 474
 475 static void gr_file_load(const gchar *text, gpointer data)
 476 {
 477         gchar *filename = expand_tilde(text);
 478
 479         if (isfile(filename))
 480                 {
 481                 if (file_extension_match(filename, GQ_COLLECTION_EXT))
 482                         {
 483                         collection_window_new(filename);
 484                         }
 485                 else
 486                         {
 487                         layout_set_path(NULL, filename);
 488                         }
 489                 }
 490         else if (isdir(filename))
 491                 {
 492                 layout_set_path(NULL, filename);
 493                 }
 494         else
 495                 {
 496                 log_printf("remote sent filename that does not exist:\"%s\"\n", filename);
 497                 }
 498
 499         g_free(filename);
 500 }
 501
 502 static void gr_file_view(const gchar *text, gpointer data)
 503 {
 504         gchar *filename = expand_tilde(text);
 505
 506         view_window_new(file_data_new_simple(filename));
 507         g_free(filename);
 508 }
 509
 510 static void gr_list_clear(const gchar *text, gpointer data)
 511 {
 512         RemoteData *remote_data = data;
 513
 514         if (remote_data->command_collection)
 515                 {
 516                 collection_unref(remote_data->command_collection);
 517                 remote_data->command_collection = NULL;
 518                 }
 519 }
 520
 521 static void gr_list_add(const gchar *text, gpointer data)
 522 {
 523         RemoteData *remote_data = data;
 524         gint new = TRUE;
 525
 526         if (!remote_data->command_collection)
 527                 {
 528                 CollectionData *cd;
 529
 530                 cd = collection_new("");
 531
 532                 g_free(cd->path);
 533                 cd->path = NULL;
 534                 g_free(cd->name);
 535                 cd->name = g_strdup(_("Command line"));
 536
 537                 remote_data->command_collection = cd;
 538                 }
 539         else
 540                 {
 541                 new = (!collection_get_first(remote_data->command_collection));
 542                 }
 543
 544         if (collection_add(remote_data->command_collection, file_data_new_simple(text), FALSE) && new)
 545                 {
 546                 layout_image_set_collection(NULL, remote_data->command_collection,
 547                                             collection_get_first(remote_data->command_collection));
 548                 }
 549 }
 550
 551 static void gr_raise(const gchar *text, gpointer data)
 552 {
 553         LayoutWindow *lw = NULL;
 554
 555         if (layout_valid(&lw))
 556                 {
 557                 gtk_window_present(GTK_WINDOW(lw->window));
 558                 }
 559 }
 560
 561 typedef struct _RemoteCommandEntry RemoteCommandEntry;
 562 struct _RemoteCommandEntry {
 563         gchar *opt_s;
 564         gchar *opt_l;
 565         void (*func)(const gchar *text, gpointer data);
 566         gint needs_extra;
 567         gint prefer_command_line;
 568         gchar *description;
 569 };
 570
 571 static RemoteCommandEntry remote_commands[] = {
 572         /* short, long                  callback,               extra, prefer,description */
 573         { "-n", "--next",               gr_image_next,          FALSE, FALSE, N_("next image") },
 574         { "-b", "--back",               gr_image_prev,          FALSE, FALSE, N_("previous image") },
 575         { NULL, "--first",              gr_image_first,         FALSE, FALSE, N_("first image") },
 576         { NULL, "--last",               gr_image_last,          FALSE, FALSE, N_("last image") },
 577         { "-f", "--fullscreen",         gr_fullscreen_toggle,   FALSE, TRUE,  N_("toggle full screen") },
 578         { "-fs","--fullscreen-start",   gr_fullscreen_start,    FALSE, FALSE, N_("start full screen") },
 579         { "-fS","--fullscreen-stop",    gr_fullscreen_stop,     FALSE, FALSE, N_("stop full screen") },
 580         { "-s", "--slideshow",          gr_slideshow_toggle,    FALSE, TRUE,  N_("toggle slide show") },
 581         { "-ss","--slideshow-start",    gr_slideshow_start,     FALSE, FALSE, N_("start slide show") },
 582         { "-sS","--slideshow-stop",     gr_slideshow_stop,      FALSE, FALSE, N_("stop slide show") },
 583         { "-sr","--slideshow-recurse",  gr_slideshow_start_rec, TRUE,  FALSE, N_("start recursive slide show") },
 584         { "-d", "--delay=",             gr_slideshow_delay,     TRUE,  FALSE, N_("set slide show delay in seconds") },
 585         { "+t", "--tools-show",         gr_tools_show,          FALSE, TRUE,  N_("show tools") },
 586         { "-t", "--tools-hide",         gr_tools_hide,          FALSE, TRUE,  N_("hide tools") },
 587         { "-q", "--quit",               gr_quit,                FALSE, FALSE, N_("quit") },
 588         { NULL, "file:",                gr_file_load,           TRUE,  FALSE, N_("open file") },
 589         { NULL, "view:",                gr_file_view,           TRUE,  FALSE, N_("open file in new window") },
 590         { NULL, "--list-clear",         gr_list_clear,          FALSE, FALSE, NULL },
 591         { NULL, "--list-add:",          gr_list_add,            TRUE,  FALSE, NULL },
 592         { NULL, "raise",                gr_raise,               FALSE, FALSE, NULL },
 593         { NULL, NULL, NULL, FALSE, FALSE, NULL }
 594 };
 595
 596 static RemoteCommandEntry *remote_command_find(const gchar *text, const gchar **offset)
 597 {
 598         gint match = FALSE;
 599         gint i;
 600
 601         i = 0;
 602         while (!match && remote_commands[i].func != NULL)
 603                 {
 604                 if (remote_commands[i].needs_extra)
 605                         {
 606                         if (remote_commands[i].opt_s &&
 607                             strncmp(remote_commands[i].opt_s, text, strlen(remote_commands[i].opt_s)) == 0)
 608                                 {
 609                                 if (offset) *offset = text + strlen(remote_commands[i].opt_s);
 610                                 return &remote_commands[i];
 611                                 }
 612                         else if (remote_commands[i].opt_l &&
 613                                  strncmp(remote_commands[i].opt_l, text, strlen(remote_commands[i].opt_l)) == 0)
 614                                 {
 615                                 if (offset) *offset = text + strlen(remote_commands[i].opt_l);
 616                                 return &remote_commands[i];
 617                                 }
 618                         }
 619                 else
 620                         {
 621                         if ((remote_commands[i].opt_s && strcmp(remote_commands[i].opt_s, text) == 0) ||
 622                             (remote_commands[i].opt_l && strcmp(remote_commands[i].opt_l, text) == 0))
 623                                 {
 624                                 if (offset) *offset = text;
 625                                 return &remote_commands[i];
 626                                 }
 627                         }
 628
 629                 i++;
 630                 }
 631
 632         return NULL;
 633 }
 634
 635 static void remote_cb(RemoteConnection *rc, const gchar *text, gpointer data)
 636 {
 637         RemoteCommandEntry *entry;
 638         const gchar *offset;
 639
 640         entry = remote_command_find(text, &offset);
 641         if (entry && entry->func)
 642                 {
 643                 entry->func(offset, data);
 644                 }
 645         else
 646                 {
 647                 log_printf("unknown remote command:%s\n", text);
 648                 }
 649 }
 650
 651 void remote_help(void)
 652 {
 653         gint i;
 654
 655         print_term(_("Remote command list:\n"));
 656
 657         i = 0;
 658         while (remote_commands[i].func != NULL)
 659                 {
 660                 if (remote_commands[i].description)
 661                         {
 662                         printf_term("  %-3s%s %-20s %s\n",
 663                                     (remote_commands[i].opt_s) ? remote_commands[i].opt_s : "",
 664                                     (remote_commands[i].opt_s && remote_commands[i].opt_l) ? "," : " ",
 665                                     (remote_commands[i].opt_l) ? remote_commands[i].opt_l : "",
 666                                     _(remote_commands[i].description));
 667                         }
 668                 i++;
 669                 }
 670 }
 671
 672 GList *remote_build_list(GList *list, gint argc, gchar *argv[], GList **errors)
 673 {
 674         gint i;
 675
 676         i = 1;
 677         while (i < argc)
 678                 {
 679                 RemoteCommandEntry *entry;
 680
 681                 entry = remote_command_find(argv[i], NULL);
 682                 if (entry)
 683                         {
 684                         list = g_list_append(list, argv[i]);
 685                         }
 686                 else if (errors)
 687                         {
 688                         *errors = g_list_append(*errors, argv[i]);
 689                         }
 690                 i++;
 691                 }
 692
 693         return list;
 694 }
 695
 696 void remote_control(const gchar *arg_exec, GList *remote_list, const gchar *path,
 697                     GList *cmd_list, GList *collection_list)
 698 {
 699         RemoteConnection *rc;
 700         gint started = FALSE;
 701         gchar *buf;
 702
 703         buf = g_build_filename(get_rc_dir(), ".command", NULL);
 704         rc = remote_client_open(buf);
 705         if (!rc)
 706                 {
 707                 GString *command;
 708                 GList *work;
 709                 gint retry_count = 12;
 710                 gint blank = FALSE;
 711
 712                 printf_term(_("Remote %s not running, starting..."), GQ_APPNAME);
 713
 714                 command = g_string_new(arg_exec);
 715
 716                 work = remote_list;
 717                 while (work)
 718                         {
 719                         gchar *text;
 720                         RemoteCommandEntry *entry;
 721
 722                         text = work->data;
 723                         work = work->next;
 724
 725                         entry = remote_command_find(text, NULL);
 726                         if (entry)
 727                                 {
 728                                 if (entry->prefer_command_line)
 729                                         {
 730                                         remote_list = g_list_remove(remote_list, text);
 731                                         g_string_append(command, " ");
 732                                         g_string_append(command, text);
 733                                         }
 734                                 if (entry->opt_l && strcmp(entry->opt_l, "file:") == 0)
 735                                         {
 736                                         blank = TRUE;
 737                                         }
 738                                 }
 739                         }
 740
 741                 if (blank || cmd_list || path) g_string_append(command, " --blank");
 742                 if (get_debug_level()) g_string_append(command, " --debug");
 743
 744                 g_string_append(command, " &");
 745                 runcmd(command->str);
 746                 g_string_free(command, TRUE);
 747
 748                 while (!rc && retry_count > 0)
 749                         {
 750                         usleep((retry_count > 10) ? 500000 : 1000000);
 751                         rc = remote_client_open(buf);
 752                         if (!rc) print_term(".");
 753                         retry_count--;
 754                         }
 755
 756                 print_term("\n");
 757
 758                 started = TRUE;
 759                 }
 760         g_free(buf);
 761
 762         if (rc)
 763                 {
 764                 GList *work;
 765                 const gchar *prefix;
 766                 gint use_path = TRUE;
 767                 gint sent = FALSE;
 768
 769                 work = remote_list;
 770                 while (work)
 771                         {
 772                         gchar *text;
 773                         RemoteCommandEntry *entry;
 774
 775                         text = work->data;
 776                         work = work->next;
 777
 778                         entry = remote_command_find(text, NULL);
 779                         if (entry &&
 780                             entry->opt_l &&
 781                             strcmp(entry->opt_l, "file:") == 0) use_path = FALSE;
 782
 783                         remote_client_send(rc, text);
 784
 785                         sent = TRUE;
 786                         }
 787
 788                 if (cmd_list && cmd_list->next)
 789                         {
 790                         prefix = "--list-add:";
 791                         remote_client_send(rc, "--list-clear");
 792                         }
 793                 else
 794                         {
 795                         prefix = "file:";
 796                         }
 797
 798                 work = cmd_list;
 799                 while (work)
 800                         {
 801                         FileData *fd;
 802                         gchar *text;
 803
 804                         fd = work->data;
 805                         work = work->next;
 806
 807                         text = g_strconcat(prefix, fd->path, NULL);
 808                         remote_client_send(rc, text);
 809                         g_free(text);
 810
 811                         sent = TRUE;
 812                         }
 813
 814                 if (path && !cmd_list && use_path)
 815                         {
 816                         gchar *text;
 817
 818                         text = g_strdup_printf("file:%s", path);
 819                         remote_client_send(rc, text);
 820                         g_free(text);
 821
 822                         sent = TRUE;
 823                         }
 824
 825                 work = collection_list;
 826                 while (work)
 827                         {
 828                         const gchar *name;
 829                         gchar *text;
 830
 831                         name = work->data;
 832                         work = work->next;
 833
 834                         text = g_strdup_printf("file:%s", name);
 835                         remote_client_send(rc, text);
 836                         g_free(text);
 837
 838                         sent = TRUE;
 839                         }
 840
 841                 if (!started && !sent)
 842                         {
 843                         remote_client_send(rc, "raise");
 844                         }
 845                 }
 846         else
 847                 {
 848                 print_term(_("Remote not available\n"));
 849                 }
 850
 851         _exit(0);
 852 }
 853
 854 RemoteConnection *remote_server_init(gchar *path, CollectionData *command_collection)
 855 {
 856         RemoteConnection *remote_connection = remote_server_open(path);
 857         RemoteData *remote_data = g_new(RemoteData, 1);
 858
 859         remote_data->command_collection = command_collection;
 860
 861         remote_server_subscribe(remote_connection, remote_cb, remote_data);
 862         return remote_connection;
 863 }
 864 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */