src/bin/e_main.c

   1 #include "e.h"
   2 #ifdef __linux__
   3 # include <sys/prctl.h>
   4 #endif
   5 #ifdef HAVE_SYSTEMD
   6 # include <systemd/sd-daemon.h>
   7 #endif
   8
   9 #define MAX_LEVEL 80
  10
  11 #define TS_DO
  12 #ifdef TS_DO
  13 # define TS(x)                                                    \
  14   {                                                               \
  15      t1 = ecore_time_unix_get();                                  \
  16      printf("ESTART: %1.5f [%1.5f] - %s\n", t1 - t0, t1 - t2, x); \
  17      t2 = t1;                                                     \
  18   }
  19
  20 # define TSB(x)                                                  \
  21   do {                                                           \
  22      TRACE_DS_BEGIN(ESTART: %s, x);                              \
  23      TS(x);                                                      \
  24   } while (0)
  25 # define TSE(x)                                                  \
  26   do {                                                           \
  27      TRACE_DS_END();                                             \
  28      TS(x);                                                      \
  29   } while (0)
  30 # define TSM(x)                                                  \
  31   do {                                                           \
  32      TRACE_DS_MARK(ESTART: %s, x);                               \
  33      TS(x);                                                      \
  34   } while (0)
  35 static double t0, t1, t2;
  36 #else
  37 # define TS(x)
  38 # define TSB(x)
  39 # define TSE(x)
  40 # define TSM(x)
  41 #endif
  42 /*
  43  * i need to make more use of these when i'm baffled as to when something is
  44  * up. other hooks:
  45  *
  46  *      void *(*__malloc_hook)(size_t size, const void *caller);
  47  *
  48  *      void *(*__realloc_hook)(void *ptr, size_t size, const void *caller);
  49  *
  50  *      void *(*__memalign_hook)(size_t alignment, size_t size,
  51  *                               const void *caller);
  52  *
  53  *      void (*__free_hook)(void *ptr, const void *caller);
  54  *
  55  *      void (*__malloc_initialize_hook)(void);
  56  *
  57  *      void (*__after_morecore_hook)(void);
  58  *
  59
  60    static void my_init_hook(void);
  61    static void my_free_hook(void *p, const void *caller);
  62
  63    static void (*old_free_hook)(void *ptr, const void *caller) = NULL;
  64    void (*__free_hook)(void *ptr, const void *caller);
  65
  66    void (*__malloc_initialize_hook) (void) = my_init_hook;
  67    static void
  68    my_init_hook(void)
  69    {
  70    old_free_hook = __free_hook;
  71    __free_hook = my_free_hook;
  72    }
  73
  74    //void *magicfree = NULL;
  75
  76    static void
  77    my_free_hook(void *p, const void *caller)
  78    {
  79    __free_hook = old_free_hook;
  80    //   if ((p) && (p == magicfree))
  81    //     {
  82    //   printf("CAUGHT!!!!! %p ...\n", p);
  83    //   abort();
  84    //     }
  85    free(p);
  86    __free_hook = my_free_hook;
  87    }
  88  */
  89
  90 /* local function prototypes */
  91 static void      _e_main_shutdown(int errcode);
  92 static void      _e_main_shutdown_push(int (*func)(void));
  93 static void      _e_main_parse_arguments(int argc, char **argv);
  94 static Eina_Bool _e_main_cb_signal_exit(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED);
  95 static Eina_Bool _e_main_cb_signal_hup(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED);
  96 static int       _e_main_dirs_init(void);
  97 static int       _e_main_dirs_shutdown(void);
  98 static int       _e_main_path_init(void);
  99 static int       _e_main_path_shutdown(void);
 100 static int       _e_main_screens_init(void);
 101 static int       _e_main_screens_shutdown(void);
 102 static void      _e_main_desk_save(void);
 103 static void      _e_main_desk_restore(void);
 104 static Eina_Bool _e_main_cb_idle_before(void *data EINA_UNUSED);
 105 static Eina_Bool _e_main_cb_idle_after(void *data EINA_UNUSED);
 106 static void      _e_main_create_wm_ready(void);
 107 static void      _e_main_hooks_clean(void);
 108 static void      _e_main_hook_call(E_Main_Hook_Point hookpoint, void *data EINA_UNUSED);
 109
 110 /* local variables */
 111 static int _e_main_lvl = 0;
 112 static int(*_e_main_shutdown_func[MAX_LEVEL]) (void);
 113
 114 static Ecore_Idle_Enterer *_idle_before = NULL;
 115 static Ecore_Idle_Enterer *_idle_after = NULL;
 116
 117 static Eina_List *hooks = NULL;
 118
 119 static int _e_main_hooks_delete = 0;
 120 static int _e_main_hooks_walking = 0;
 121
 122 static Eina_Inlist *_e_main_hooks[] =
 123 {
 124    [E_MAIN_HOOK_MODULE_LOAD_DONE] = NULL,
 125    [E_MAIN_HOOK_E_INFO_READY] = NULL
 126 };
 127
 128 /* external variables */
 129 E_API Eina_Bool starting = EINA_TRUE;
 130 E_API Eina_Bool stopping = EINA_FALSE;
 131
 132 static Eina_Bool
 133 _xdg_check_str(const char *env, const char *str)
 134 {
 135    const char *p;
 136    size_t len;
 137
 138    len = strlen(str);
 139    for (p = strstr(env, str); p; p++, p = strstr(p, str))
 140      {
 141         if ((!p[len]) || (p[len] == ':')) return EINA_TRUE;
 142      }
 143    return EINA_FALSE;
 144 }
 145
 146 static void
 147 _xdg_data_dirs_augment(void)
 148 {
 149    char *s;
 150    const char *p = e_prefix_get();
 151    char newpath[4096], buf[4096];
 152
 153    if (!p) return;
 154
 155    s = e_util_env_get("XDG_DATA_DIRS");
 156    if (s)
 157      {
 158         Eina_Bool pfxdata, pfx;
 159
 160         pfxdata = !_xdg_check_str(s, e_prefix_data_get());
 161         snprintf(newpath, sizeof(newpath), "%s/share", p);
 162         pfx = !_xdg_check_str(s, newpath);
 163         if (pfxdata || pfx)
 164           {
 165              snprintf(buf, sizeof(buf), "%s%s%s%s%s",
 166                pfxdata ? e_prefix_data_get() : "",
 167                pfxdata ? ":" : "",
 168                pfx ? newpath : "",
 169                pfx ? ":" : "",
 170                s);
 171              e_util_env_set("XDG_DATA_DIRS", buf);
 172           }
 173         E_FREE(s);
 174      }
 175    else
 176      {
 177         snprintf(buf, sizeof(buf), "%s:%s/share:/usr/local/share:/usr/share", e_prefix_data_get(), p);
 178         e_util_env_set("XDG_DATA_DIRS", buf);
 179      }
 180
 181    s = e_util_env_get("XDG_CONFIG_DIRS");
 182    snprintf(newpath, sizeof(newpath), "%s/etc/xdg", p);
 183    if (s)
 184      {
 185         if (!_xdg_check_str(s, newpath))
 186           {
 187              snprintf(buf, sizeof(buf), "%s:%s", newpath, s);
 188              e_util_env_set("XDG_CONFIG_DIRS", buf);
 189           }
 190         E_FREE(s);
 191      }
 192    else
 193      {
 194         snprintf(buf, sizeof(buf), "%s:/etc/xdg", newpath);
 195         e_util_env_set("XDG_CONFIG_DIRS", buf);
 196      }
 197
 198    s = e_util_env_get("XDG_RUNTIME_DIR");
 199    if (s)
 200      E_FREE(s);
 201    else
 202      {
 203         const char *dir;
 204
 205         snprintf(buf, sizeof(buf), "/tmp/xdg-XXXXXX");
 206         dir = mkdtemp(buf);
 207         if (!dir) dir = "/tmp";
 208         else
 209           {
 210              e_util_env_set("XDG_RUNTIME_DIR", dir);
 211              snprintf(buf, sizeof(buf), "%s/.e-deleteme", dir);
 212              ecore_file_mkdir(buf);
 213           }
 214      }
 215
 216    /* set menu prefix so we get our e menu */
 217    s = e_util_env_get("XDG_MENU_PREFIX");
 218    if (s)
 219      E_FREE(s);
 220    else
 221      e_util_env_set("XDG_MENU_PREFIX", "e-");
 222 }
 223
 224 static Eina_Bool
 225 _e_main_subsystem_defer(void *data EINA_UNUSED)
 226 {
 227    TRACE_DS_BEGIN(MAIN:SUBSYSTEMS DEFER);
 228
 229    /* try to init delayed subsystems */
 230
 231    TRACE_DS_BEGIN(MAIN:DEFERRED INTERNAL SUBSYSTEMS INIT);
 232
 233    TSB("[DEFERRED] DPMS Init");
 234    if (!e_dpms_init())
 235      {
 236         e_error_message_show(_("Enlightenment cannot set up dpms.\n"));
 237         goto failed;
 238      }
 239    TSE("[DEFERRED] DPMS Init Done");
 240    _e_main_shutdown_push(e_dpms_shutdown);
 241
 242    TSB("[DEFERRED] Screens Init: win");
 243    if (!e_win_init())
 244      {
 245         e_error_message_show(_("Enlightenment cannot setup elementary trap!\n"));
 246         goto failed;
 247      }
 248    TSE("[DEFERRED] Screens Init: win Done");
 249
 250    TSB("[DEFERRED] E_Dnd Init");
 251    if (!e_dnd_init())
 252      {
 253         e_error_message_show(_("Enlightenment cannot set up its dnd system.\n"));
 254         goto failed;
 255      }
 256    TSE("[DEFERRED] E_Dnd Init Done");
 257    _e_main_shutdown_push(e_dnd_shutdown);
 258
 259    TSB("[DEFERRED] E_Scale Init");
 260    if (!e_scale_init())
 261      {
 262         e_error_message_show(_("Enlightenment cannot set up its scale system.\n"));
 263         goto failed;
 264      }
 265    TSE("[DEFERRED] E_Scale Init Done");
 266    _e_main_shutdown_push(e_scale_shutdown);
 267
 268    TSB("[DEFERRED] E_Test_Helper Init");
 269    e_test_helper_init();
 270    _e_main_shutdown_push(e_test_helper_shutdown);
 271    TSE("[DEFERRED] E_Test_Helper Done");
 272
 273    TSB("[DEFERRED] E_INFO_SERVER Init");
 274    e_info_server_init();
 275    _e_main_shutdown_push(e_info_server_shutdown);
 276    TSE("[DEFERRED] E_INFO_SERVER Done");
 277
 278    TRACE_DS_END();
 279    TRACE_DS_BEGIN(MAIN:DEFERRED COMP JOB);
 280
 281    /* try to do deferred job of any subsystems*/
 282    TSB("[DEFERRED] Compositor's deferred job");
 283    e_comp_deferred_job();
 284    TSE("[DEFERRED] Compositor's deferred job Done");
 285
 286    if (e_config->use_e_policy)
 287      {
 288         TSB("[DEFERRED] E_Policy's deferred job");
 289         e_policy_deferred_job();
 290         TSE("[DEFERRED] E_Policy's deferred job Done");
 291      }
 292
 293    TSB("[DEFERRED] E_Module's deferred job");
 294    e_module_deferred_job();
 295    TSE("[DEFERRED] E_Module's deferred job Done");
 296
 297    TRACE_DS_END();
 298    TRACE_DS_END();
 299    return ECORE_CALLBACK_DONE;
 300
 301 failed:
 302    TSE("INIT FAILED");
 303    TRACE_DS_END();
 304    TRACE_DS_END();
 305    _e_main_shutdown(-1);
 306    return ECORE_CALLBACK_DONE;
 307 }
 308
 309 static Eina_Bool
 310 _e_main_deferred_job_schedule(void *d EINA_UNUSED, int type EINA_UNUSED, void *ev EINA_UNUSED)
 311 {
 312    PRCTL("[Winsys] all modules loaded");
 313    ecore_idler_add(_e_main_subsystem_defer, NULL);
 314    return ECORE_CALLBACK_DONE;
 315 }
 316
 317 /* externally accessible functions */
 318 int
 319 main(int argc, char **argv)
 320 {
 321    char *s = NULL;
 322    struct sigaction action;
 323
 324 #ifdef __linux__
 325 # ifdef PR_SET_PTRACER
 326 #  ifdef PR_SET_PTRACER_ANY
 327    prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY);
 328 #  endif
 329 # endif
 330 #endif
 331 #ifdef TS_DO
 332    t0 = t1 = t2 = ecore_time_unix_get();
 333    printf("ESTART(main) %1.5f\n", t0);
 334 #endif
 335    TRACE_DS_BEGIN(MAIN:BEGIN STARTUP);
 336    TSB("Begin Startup");
 337    PRCTL("[Winsys] start of main");
 338
 339    /* trap deadly bug signals and allow some form of sane recovery */
 340    /* or ability to gdb attach and debug at this point - better than your */
 341    /* wm/desktop vanishing and not knowing what happened */
 342
 343    /* don't install SIGBUS handler */
 344    /* Wayland shm sets up a sigbus handler for catching invalid shm region */
 345    /* access. If we setup our sigbus handler here, then the wl-shm sigbus */
 346    /* handler will not function properly */
 347    s = e_util_env_get("NOTIFY_SOCKET");
 348    if (s)
 349      E_FREE(s);
 350    else
 351      {
 352         TSB("Signal Trap");
 353         action.sa_sigaction = e_sigseg_act;
 354         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 355         sigemptyset(&action.sa_mask);
 356         sigaction(SIGSEGV, &action, NULL);
 357
 358         action.sa_sigaction = e_sigill_act;
 359         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 360         sigemptyset(&action.sa_mask);
 361         sigaction(SIGILL, &action, NULL);
 362
 363         action.sa_sigaction = e_sigfpe_act;
 364         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 365         sigemptyset(&action.sa_mask);
 366         sigaction(SIGFPE, &action, NULL);
 367
 368         action.sa_sigaction = e_sigabrt_act;
 369         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 370         sigemptyset(&action.sa_mask);
 371         sigaction(SIGABRT, &action, NULL);
 372         TSE("Signal Trap Done");
 373      }
 374
 375    TSB("Eina Init");
 376    if (!eina_init())
 377      {
 378         e_error_message_show(_("Enlightenment cannot initialize Eina!\n"));
 379         goto failed;
 380      }
 381    TSE("Eina Init Done");
 382    _e_main_shutdown_push(eina_shutdown);
 383
 384 #ifdef OBJECT_HASH_CHECK
 385    TSB("E_Object Hash Init");
 386    e_object_hash_init();
 387    TSE("E_Object Hash Init Done");
 388 #endif
 389
 390    TSB("E_Log Init");
 391    if (!e_log_init())
 392      {
 393         e_error_message_show(_("Enlightenment could not create a logging domain!\n"));
 394         goto failed;
 395      }
 396    TSE("E_Log Init Done");
 397    _e_main_shutdown_push(e_log_shutdown);
 398
 399    TSB("Determine Prefix");
 400    if (!e_prefix_determine(argv[0]))
 401      {
 402         fprintf(stderr,
 403                 "ERROR: Enlightenment cannot determine it's installed\n"
 404                 "       prefix from the system or argv[0].\n"
 405                 "       This is because it is not on Linux AND has been\n"
 406                 "       executed strangely. This is unusual.\n");
 407      }
 408    TSE("Determine Prefix Done");
 409
 410    /* for debugging by redirecting stdout of e to a log file to tail */
 411    setvbuf(stdout, NULL, _IONBF, 0);
 412
 413    TSB("Parse Arguments");
 414    _e_main_parse_arguments(argc, argv);
 415    TSE("Parse Arguments Done");
 416
 417    /*** Initialize Core EFL Libraries We Need ***/
 418
 419    TSB("Eet Init");
 420    if (!eet_init())
 421      {
 422         e_error_message_show(_("Enlightenment cannot initialize Eet!\n"));
 423         goto failed;
 424      }
 425    TSE("Eet Init Done");
 426    _e_main_shutdown_push(eet_shutdown);
 427
 428    /* Allow ecore to not load system modules.
 429     * Without it ecore_init will block until dbus authentication
 430     * and registration are complete.
 431     */
 432    ecore_app_no_system_modules();
 433
 434    TSB("Ecore Init");
 435    if (!ecore_init())
 436      {
 437         e_error_message_show(_("Enlightenment cannot initialize Ecore!\n"));
 438         goto failed;
 439      }
 440    TSE("Ecore Init Done");
 441    _e_main_shutdown_push(ecore_shutdown);
 442
 443    TSB("EIO Init");
 444    if (!eio_init())
 445      {
 446         e_error_message_show(_("Enlightenment cannot initialize EIO!\n"));
 447         goto failed;
 448      }
 449    TSE("EIO Init Done");
 450    _e_main_shutdown_push(eio_shutdown);
 451
 452    TSB("Ecore Event Handlers");
 453    if (!ecore_event_handler_add(ECORE_EVENT_SIGNAL_EXIT,
 454                                 _e_main_cb_signal_exit, NULL))
 455      {
 456         e_error_message_show(_("Enlightenment cannot set up an exit signal handler.\n"
 457                                "Perhaps you are out of memory?"));
 458         goto failed;
 459      }
 460    if (!ecore_event_handler_add(ECORE_EVENT_SIGNAL_HUP,
 461                                 _e_main_cb_signal_hup, NULL))
 462      {
 463         e_error_message_show(_("Enlightenment cannot set up a HUP signal handler.\n"
 464                                "Perhaps you are out of memory?"));
 465         goto failed;
 466      }
 467    TSE("Ecore Event Handlers Done");
 468
 469    TSB("Ecore_File Init");
 470    if (!ecore_file_init())
 471      {
 472         e_error_message_show(_("Enlightenment cannot initialize Ecore_File!\n"));
 473         goto failed;
 474      }
 475    TSE("Ecore_File Init Done");
 476    _e_main_shutdown_push(ecore_file_shutdown);
 477
 478    TSB("E_Util_File_Monitor Init");
 479    e_util_file_monitor_init();
 480    TSE("E_Util_File_Monitor Init Done");
 481    _e_main_shutdown_push(e_util_file_monitor_shutdown);
 482
 483    _idle_before = ecore_idle_enterer_before_add(_e_main_cb_idle_before, NULL);
 484
 485    TSB("XDG_DATA_DIRS Init");
 486    _xdg_data_dirs_augment();
 487    TSE("XDG_DATA_DIRS Init Done");
 488
 489    TSB("Ecore_Evas Init");
 490    if (!ecore_evas_init())
 491      {
 492         e_error_message_show(_("Enlightenment cannot initialize Ecore_Evas!\n"));
 493         goto failed;
 494      }
 495    TSE("Ecore_Evas Init Done");
 496
 497    /* e doesn't sync to compositor - it should be one */
 498    ecore_evas_app_comp_sync_set(0);
 499
 500    TSB("Edje Init");
 501    if (!edje_init())
 502      {
 503         e_error_message_show(_("Enlightenment cannot initialize Edje!\n"));
 504         goto failed;
 505      }
 506    TSE("Edje Init Done");
 507    _e_main_shutdown_push(edje_shutdown);
 508
 509    /*** Initialize E Subsystems We Need ***/
 510
 511    TSB("E User Init");
 512    if (!e_user_init())
 513      {
 514         e_error_message_show(_("Enlightenment cannot set up user home path\n"));
 515         goto failed;
 516      }
 517    TSE("E User Init Done");
 518    _e_main_shutdown_push(e_user_shutdown);
 519
 520    TSB("E Directories Init");
 521    /* setup directories we will be using for configurations storage etc. */
 522    if (!_e_main_dirs_init())
 523      {
 524         e_error_message_show(_("Enlightenment cannot create directories in your home directory.\n"
 525                                "Perhaps you have no home directory or the disk is full?"));
 526         goto failed;
 527      }
 528    TSE("E Directories Init Done");
 529    _e_main_shutdown_push(_e_main_dirs_shutdown);
 530
 531    TSB("E_Config Init");
 532    if (!e_config_init())
 533      {
 534         e_error_message_show(_("Enlightenment cannot set up its config system.\n"));
 535         goto failed;
 536      }
 537    TSE("E_Config Init Done");
 538    _e_main_shutdown_push(e_config_shutdown);
 539
 540    TSB("E_Env Init");
 541    if (!e_env_init())
 542      {
 543         e_error_message_show(_("Enlightenment cannot set up its environment.\n"));
 544         goto failed;
 545      }
 546    TSE("E_Env Init Done");
 547    _e_main_shutdown_push(e_env_shutdown);
 548
 549    ecore_exe_run_priority_set(e_config->priority);
 550
 551    TSB("E Paths Init");
 552    if (!_e_main_path_init())
 553      {
 554         e_error_message_show(_("Enlightenment cannot set up paths for finding files.\n"
 555                                "Perhaps you are out of memory?"));
 556         goto failed;
 557      }
 558    TSE("E Paths Init Done");
 559    _e_main_shutdown_push(_e_main_path_shutdown);
 560
 561    ecore_animator_frametime_set(1.0 / e_config->framerate);
 562
 563    TSB("E_Theme Init");
 564    if (!e_theme_init())
 565      {
 566         e_error_message_show(_("Enlightenment cannot set up its theme system.\n"));
 567         goto failed;
 568      }
 569    TSE("E_Theme Init Done");
 570    _e_main_shutdown_push(e_theme_shutdown);
 571
 572    TSB("E_Actions Init");
 573    if (!e_actions_init())
 574      {
 575         e_error_message_show(_("Enlightenment cannot set up its actions system.\n"));
 576         goto failed;
 577      }
 578    TSE("E_Actions Init Done");
 579    _e_main_shutdown_push(e_actions_shutdown);
 580
 581    /* these just add event handlers and can't fail
 582     * timestamping them is dumb.
 583     */
 584    e_screensaver_preinit();
 585    e_zone_init();
 586    e_desk_init();
 587    e_slot_init();
 588
 589    TRACE_DS_BEGIN(MAIN:WAIT /dev/dri/card0);
 590    if (e_config->sleep_for_dri)
 591      {
 592         while(access("/dev/dri/card0", F_OK) != 0)
 593           {
 594              struct timespec req, rem;
 595              req.tv_sec = 0;
 596              req.tv_nsec = 50000000L;
 597              nanosleep(&req, &rem);
 598           }
 599      }
 600    TRACE_DS_END();
 601
 602    e_module_event_init();
 603
 604    TSB("E_Pointer Init");
 605    if (!e_pointer_init())
 606      {
 607         e_error_message_show(_("Enlightenment cannot set up its pointer system.\n"));
 608         goto failed;
 609      }
 610    TSE("E_Pointer Init Done");
 611    _e_main_shutdown_push(e_pointer_shutdown);
 612
 613    TRACE_DS_BEGIN(MAIN:SCREEN INIT);
 614    TSB("Screens Init");
 615    if (!_e_main_screens_init())
 616      {
 617         e_error_message_show(_("Enlightenment set up window management for all the screens on your system\n"
 618                                "failed. Perhaps another window manager is running?\n"));
 619         goto failed;
 620      }
 621    TSE("Screens Init Done");
 622    _e_main_shutdown_push(_e_main_screens_shutdown);
 623    TRACE_DS_END();
 624
 625    TSB("E_Devicemgr Init");
 626    if (!e_devicemgr_init())
 627      {
 628         e_error_message_show(_("Enlightenment cannot set up its device_manager system.\n"));
 629         goto failed;
 630      }
 631    TSE("E_Devicemgr Init Done");
 632    _e_main_shutdown_push(e_devicemgr_shutdown);
 633
 634    TSB("E_Keyrouter Init");
 635    if (!e_keyrouter_init())
 636      {
 637         e_error_message_show(_("Enlightenment cannot set up its keyrouting system.\n"));
 638         goto failed;
 639      }
 640    TSE("E_Keyrouter Init Done");
 641    _e_main_shutdown_push(e_keyrouter_shutdown);
 642
 643    if (e_config->eom_enable)
 644      {
 645         TSB("Eom Init");
 646         if (!e_eom_init())
 647           {
 648              e_error_message_show(_("Enlightenment cannot set up eom.\n"));
 649              goto failed;
 650           }
 651         TSE("Eom Init Done");
 652         _e_main_shutdown_push(e_eom_shutdown);
 653      }
 654
 655    TSB("E_Screensaver Init");
 656    if (!e_screensaver_init())
 657      {
 658         e_error_message_show(_("Enlightenment cannot configure the X screensaver.\n"));
 659         goto failed;
 660      }
 661    TSE("E_Screensaver Init Done");
 662    _e_main_shutdown_push(e_screensaver_shutdown);
 663
 664    TSB("E_Comp Freeze");
 665    e_comp_all_freeze();
 666    TSE("E_Comp Freeze Done");
 667
 668    TSB("E_Grabinput Init");
 669    if (!e_grabinput_init())
 670      {
 671         e_error_message_show(_("Enlightenment cannot set up its grab input handling system.\n"));
 672         goto failed;
 673      }
 674    TSE("E_Grabinput Init Done");
 675    _e_main_shutdown_push(e_grabinput_shutdown);
 676
 677    TS("E_Gesture Init");
 678    e_gesture_init();
 679    _e_main_shutdown_push(e_gesture_shutdown);
 680
 681    ecore_event_handler_add(E_EVENT_MODULE_INIT_END, _e_main_deferred_job_schedule, NULL);
 682
 683    TSB("E_Module Init");
 684    if (!e_module_init())
 685      {
 686         e_error_message_show(_("Enlightenment cannot set up its module system.\n"));
 687         goto failed;
 688      }
 689    TSE("E_Module Init Done");
 690    _e_main_shutdown_push(e_module_shutdown);
 691
 692    TSB("E_Mouse Init");
 693    if (!e_mouse_update())
 694      {
 695         e_error_message_show(_("Enlightenment cannot configure the mouse settings.\n"));
 696         goto failed;
 697      }
 698    TSE("E_Mouse Init Done");
 699
 700    TSB("E_Icon Init");
 701    if (!e_icon_init())
 702      {
 703         e_error_message_show(_("Enlightenment cannot initialize the Icon Cache system.\n"));
 704         goto failed;
 705      }
 706    TSE("E_Icon Init Done");
 707    _e_main_shutdown_push(e_icon_shutdown);
 708
 709    if (e_config->use_e_policy)
 710      {
 711         TSB("E_Policy Init");
 712         if (!e_policy_init())
 713           {
 714              e_error_message_show(_("Enlightenment cannot setup policy system!\n"));
 715              goto failed;
 716           }
 717         TSE("E_Policy Init Done");
 718         _e_main_shutdown_push(e_policy_shutdown);
 719      }
 720
 721    TSB("E_Process Init");
 722    if (!e_process_init())
 723      {
 724         e_error_message_show(_("Enlightenment cannot setup process managing system!\n"));
 725         goto failed;
 726      }
 727    TSE("E_Process Init Done");
 728    _e_main_shutdown_push(e_process_shutdown);
 729
 730    TSB("E_Security Init");
 731    if (!e_security_init())
 732      {
 733         e_error_message_show(_("Enlightenment cannot setup security system!\n"));
 734         goto failed;
 735      }
 736    TSE("E_Security Init Done");
 737    _e_main_shutdown_push(e_security_shutdown);
 738
 739    TSB("Load Modules");
 740    e_module_all_load();
 741    TSE("Load Modules Done");
 742
 743    TSB("E_Comp Thaw");
 744    e_comp_all_thaw();
 745    TSE("E_Comp Thaw Done");
 746
 747    _idle_after = ecore_idle_enterer_add(_e_main_cb_idle_after, NULL);
 748
 749    starting = EINA_FALSE;
 750
 751    TSM("MAIN LOOP AT LAST");
 752
 753    if (e_config->create_wm_ready)
 754      _e_main_create_wm_ready();
 755
 756    TRACE_DS_END();
 757
 758 #ifdef HAVE_SYSTEMD
 759    TSM("[WM] Send start-up completion");
 760    sd_notify(0, "READY=1");
 761 #else
 762    TSM("[WM] Skip sending start-up completion. (no systemd)");
 763 #endif
 764    ecore_main_loop_begin();
 765
 766    ELOGF("COMP", "STOPPING enlightenment...", NULL);
 767    stopping = EINA_TRUE;
 768
 769    _e_main_desk_save();
 770    e_comp_internal_save();
 771
 772    _e_main_shutdown(0);
 773
 774    e_prefix_shutdown();
 775
 776    return 0;
 777
 778 failed:
 779    TSE("INIT FAILED");
 780    TRACE_DS_END();
 781    _e_main_shutdown(-1);
 782 }
 783
 784 E_API double
 785 e_main_ts(const char *str)
 786 {
 787    double ret;
 788    t1 = ecore_time_unix_get();
 789    printf("ESTART: %1.5f [%1.5f] - %s\n", t1 - t0, t1 - t2, str);
 790    ret = t1 - t2;
 791    t2 = t1;
 792    return ret;
 793 }
 794
 795 E_API double
 796 e_main_ts_begin(const char *str)
 797 {
 798    TRACE_DS_BEGIN(ESTART: %s, str);
 799    return e_main_ts(str);
 800 }
 801
 802 E_API double
 803 e_main_ts_end(const char *str)
 804 {
 805    TRACE_DS_END();
 806    return e_main_ts(str);
 807 }
 808
 809 /* local functions */
 810 static void
 811 _e_main_shutdown(int errcode)
 812 {
 813    int i = 0;
 814    char buf[PATH_MAX];
 815    char *dir;
 816
 817    printf("E: Begin Shutdown Procedure!\n");
 818
 819    E_FREE_LIST(hooks, e_main_hook_del);
 820
 821    if (_idle_before) ecore_idle_enterer_del(_idle_before);
 822    _idle_before = NULL;
 823    if (_idle_after) ecore_idle_enterer_del(_idle_after);
 824    _idle_after = NULL;
 825
 826    dir = e_util_env_get("XDG_RUNTIME_DIR");
 827    if (dir)
 828      {
 829         char buf_env[PATH_MAX];
 830         snprintf(buf_env, sizeof(buf_env), "%s", dir);
 831         snprintf(buf, sizeof(buf), "%s/.e-deleteme", buf_env);
 832         if (ecore_file_exists(buf)) ecore_file_recursive_rm(buf_env);
 833         E_FREE(dir);
 834      }
 835    for (i = (_e_main_lvl - 1); i >= 0; i--)
 836      (*_e_main_shutdown_func[i])();
 837 #ifdef OBJECT_HASH_CHECK
 838    e_object_hash_shutdown();
 839 #endif
 840    if (errcode < 0) exit(errcode);
 841 }
 842
 843 static void
 844 _e_main_shutdown_push(int (*func)(void))
 845 {
 846    _e_main_lvl++;
 847    if (_e_main_lvl > MAX_LEVEL)
 848      {
 849         _e_main_lvl--;
 850         e_error_message_show("WARNING: too many init levels. MAX = %i\n",
 851                              MAX_LEVEL);
 852         return;
 853      }
 854    _e_main_shutdown_func[_e_main_lvl - 1] = func;
 855 }
 856
 857 static void
 858 _e_main_parse_arguments(int argc, char **argv)
 859 {
 860    int i = 0;
 861
 862    /* handle some command-line parameters */
 863    for (i = 1; i < argc; i++)
 864      {
 865         if ((!strcmp(argv[i], "-profile")) && (i < (argc - 1)))
 866           {
 867              i++;
 868              if (!getenv("E_CONF_PROFILE"))
 869                e_util_env_set("E_CONF_PROFILE", argv[i]);
 870           }
 871         else if ((!strcmp(argv[i], "-version")) ||
 872                  (!strcmp(argv[i], "--version")))
 873           {
 874              printf(_("Version: %s\n"), PACKAGE_VERSION);
 875              _e_main_shutdown(-1);
 876           }
 877         else if ((!strcmp(argv[i], "-h")) ||
 878                  (!strcmp(argv[i], "-help")) ||
 879                  (!strcmp(argv[i], "--help")))
 880           {
 881              printf
 882                (_(
 883                  "Options:\n"
 884                  "\t-profile CONF_PROFILE\n"
 885                  "\t\tUse the configuration profile CONF_PROFILE instead of the user selected default or just \"default\".\n"
 886                  "\t-version\n"
 887                  )
 888                );
 889              _e_main_shutdown(-1);
 890           }
 891      }
 892 }
 893
 894 static Eina_Bool
 895 _e_main_cb_signal_exit(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 896 {
 897    /* called on ctrl-c, kill (pid) (also SIGINT, SIGTERM and SIGQIT) */
 898    ecore_main_loop_quit();
 899    return ECORE_CALLBACK_RENEW;
 900 }
 901
 902 static Eina_Bool
 903 _e_main_cb_signal_hup(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 904 {
 905    ecore_main_loop_quit();
 906    return ECORE_CALLBACK_RENEW;
 907 }
 908
 909 static int
 910 _e_main_dirs_init(void)
 911 {
 912    if(getenv("E_CONF_RO"))
 913      {
 914         return 1;
 915      }
 916
 917    const char *base;
 918    const char *dirs[] =
 919    {
 920       "backgrounds",
 921       "config",
 922       "themes",
 923       NULL
 924    };
 925
 926    base = e_user_dir_get();
 927    if (ecore_file_mksubdirs(base, dirs) != sizeof(dirs) / sizeof(dirs[0]) - 1)
 928      {
 929         e_error_message_show("Could not create one of the required "
 930                              "subdirectories of '%s'\n", base);
 931         return 0;
 932      }
 933
 934    return 1;
 935 }
 936
 937 static int
 938 _e_main_dirs_shutdown(void)
 939 {
 940    return 1;
 941 }
 942
 943 static int
 944 _e_main_path_init(void)
 945 {
 946    char buf[PATH_MAX];
 947
 948    /* setup data paths */
 949    path_data = e_path_new();
 950    if (!path_data)
 951      {
 952         e_error_message_show("Cannot allocate path for path_data\n");
 953         return 0;
 954      }
 955    e_prefix_data_concat_static(buf, "data");
 956    e_path_default_path_append(path_data, buf);
 957
 958    /* setup image paths */
 959    path_images = e_path_new();
 960    if (!path_images)
 961      {
 962         e_error_message_show("Cannot allocate path for path_images\n");
 963         return 0;
 964      }
 965    e_user_dir_concat_static(buf, "/images");
 966    e_path_default_path_append(path_images, buf);
 967    e_prefix_data_concat_static(buf, "data/images");
 968    e_path_default_path_append(path_images, buf);
 969
 970    /* setup font paths */
 971    path_fonts = e_path_new();
 972    if (!path_fonts)
 973      {
 974         e_error_message_show("Cannot allocate path for path_fonts\n");
 975         return 0;
 976      }
 977    e_user_dir_concat_static(buf, "/fonts");
 978    e_path_default_path_append(path_fonts, buf);
 979    e_prefix_data_concat_static(buf, "data/fonts");
 980    e_path_default_path_append(path_fonts, buf);
 981
 982    /* setup icon paths */
 983    path_icons = e_path_new();
 984    if (!path_icons)
 985      {
 986         e_error_message_show("Cannot allocate path for path_icons\n");
 987         return 0;
 988      }
 989    e_user_dir_concat_static(buf, "/icons");
 990    e_path_default_path_append(path_icons, buf);
 991    e_prefix_data_concat_static(buf, "data/icons");
 992    e_path_default_path_append(path_icons, buf);
 993
 994    /* setup module paths */
 995    path_modules = e_path_new();
 996    if (!path_modules)
 997      {
 998         e_error_message_show("Cannot allocate path for path_modules\n");
 999         return 0;
1000      }
1001    e_user_dir_concat_static(buf, "/modules");
1002    e_path_default_path_append(path_modules, buf);
1003    snprintf(buf, sizeof(buf), "%s/enlightenment/modules", e_prefix_lib_get());
1004    e_path_default_path_append(path_modules, buf);
1005    /* FIXME: eventually this has to go - moduels should have installers that
1006     * add appropriate install paths (if not installed to user homedir) to
1007     * e's module search dirs
1008     */
1009    snprintf(buf, sizeof(buf), "%s/enlightenment/modules_extra", e_prefix_lib_get());
1010    e_path_default_path_append(path_modules, buf);
1011
1012    /* setup background paths */
1013    path_backgrounds = e_path_new();
1014    if (!path_backgrounds)
1015      {
1016         e_error_message_show("Cannot allocate path for path_backgrounds\n");
1017         return 0;
1018      }
1019    e_user_dir_concat_static(buf, "/backgrounds");
1020    e_path_default_path_append(path_backgrounds, buf);
1021    e_prefix_data_concat_static(buf, "data/backgrounds");
1022    e_path_default_path_append(path_backgrounds, buf);
1023
1024    path_messages = e_path_new();
1025    if (!path_messages)
1026      {
1027         e_error_message_show("Cannot allocate path for path_messages\n");
1028         return 0;
1029      }
1030    e_user_dir_concat_static(buf, "/locale");
1031    e_path_default_path_append(path_messages, buf);
1032    e_path_default_path_append(path_messages, e_prefix_locale_get());
1033
1034    return 1;
1035 }
1036
1037 static int
1038 _e_main_path_shutdown(void)
1039 {
1040    if (path_data)
1041      {
1042         e_object_del(E_OBJECT(path_data));
1043         path_data = NULL;
1044      }
1045    if (path_images)
1046      {
1047         e_object_del(E_OBJECT(path_images));
1048         path_images = NULL;
1049      }
1050    if (path_fonts)
1051      {
1052         e_object_del(E_OBJECT(path_fonts));
1053         path_fonts = NULL;
1054      }
1055    if (path_icons)
1056      {
1057         e_object_del(E_OBJECT(path_icons));
1058         path_icons = NULL;
1059      }
1060    if (path_modules)
1061      {
1062         e_object_del(E_OBJECT(path_modules));
1063         path_modules = NULL;
1064      }
1065    if (path_backgrounds)
1066      {
1067         e_object_del(E_OBJECT(path_backgrounds));
1068         path_backgrounds = NULL;
1069      }
1070    if (path_messages)
1071      {
1072         e_object_del(E_OBJECT(path_messages));
1073         path_messages = NULL;
1074      }
1075    return 1;
1076 }
1077
1078 static int
1079 _e_main_screens_init(void)
1080 {
1081    TSB("\tscreens: client");
1082    if (!e_client_init()) return 0;
1083    TSE("\tscreens: client Done");
1084
1085    TSB("Compositor Init");
1086    PRCTL("[Winsys] start of compositor init");
1087    if (!e_comp_init())
1088      {
1089         e_error_message_show(_("Enlightenment cannot create a compositor.\n"));
1090         _e_main_shutdown(-1);
1091      }
1092    TSE("Compositor Init Done");
1093
1094    PRCTL("[Winsys] end of compositor init");
1095    _e_main_desk_restore();
1096
1097    return 1;
1098 }
1099
1100 static int
1101 _e_main_screens_shutdown(void)
1102 {
1103    e_win_shutdown();
1104    e_comp_shutdown();
1105    e_client_shutdown();
1106
1107    e_slot_shutdown();
1108    e_desk_shutdown();
1109    e_zone_shutdown();
1110    return 1;
1111 }
1112
1113 static void
1114 _e_main_desk_save(void)
1115 {
1116    const Eina_List *l;
1117    char env[1024], name[1024];
1118    E_Zone *zone;
1119
1120    EINA_LIST_FOREACH(e_comp->zones, l, zone)
1121      {
1122         snprintf(name, sizeof(name), "DESK_%d_%d", 0, zone->num);
1123         snprintf(env, sizeof(env), "%d,%d", zone->desk_x_current, zone->desk_y_current);
1124         e_util_env_set(name, env);
1125      }
1126 }
1127
1128 static void
1129 _e_main_desk_restore(void)
1130 {
1131    E_Client *ec;
1132
1133    E_CLIENT_REVERSE_FOREACH(ec)
1134      if ((!e_client_util_ignored_get(ec)) && e_client_util_desk_visible(ec, e_desk_current_get(ec->zone)))
1135        {
1136           ec->want_focus = ec->take_focus = 1;
1137           break;
1138        }
1139 }
1140
1141 static Eina_Bool
1142 _e_main_cb_idle_before(void *data EINA_UNUSED)
1143 {
1144    e_client_idler_before();
1145    edje_thaw();
1146    return ECORE_CALLBACK_RENEW;
1147 }
1148
1149 static Eina_Bool
1150 _e_main_cb_idle_after(void *data EINA_UNUSED)
1151 {
1152    static int first_idle = 1;
1153
1154    eet_clearcache();
1155    edje_freeze();
1156
1157    if (first_idle)
1158      {
1159         TSM("SLEEP");
1160         first_idle = 0;
1161      }
1162
1163    return ECORE_CALLBACK_RENEW;
1164 }
1165
1166 static void
1167 _e_main_create_wm_ready(void)
1168 {
1169    FILE *_wmready_checker = NULL;
1170    const char *path_wm_ready = "/run/.wm_ready";
1171
1172    if (!e_util_file_realpath_check(path_wm_ready, EINA_TRUE))
1173      {
1174         WRN("%s is maybe link, so delete it\n", path_wm_ready);
1175      }
1176
1177    _wmready_checker = fopen(path_wm_ready, "wb");
1178    if (_wmready_checker)
1179      {
1180         TSM("[WM] WINDOW MANAGER is READY!!!");
1181         PRCTL("[Winsys] WINDOW MANAGER is READY!!!");
1182         fclose(_wmready_checker);
1183
1184         /*TODO: Next lines should be removed. */
1185         FILE *_tmp_wm_ready_checker;
1186
1187         _tmp_wm_ready_checker = fopen(path_wm_ready, "wb");
1188
1189         if (_tmp_wm_ready_checker)
1190           {
1191              TSM("[WM] temporary wm_ready path is created.");
1192              PRCTL("[Winsys] temporary wm_ready path is created.");
1193              fclose(_tmp_wm_ready_checker);
1194           }
1195         else
1196           {
1197              TSM("[WM] temporary wm_ready path create failed.");
1198              PRCTL("[Winsys] temporary wm_ready path create failed.");
1199           }
1200      }
1201    else
1202      {
1203         TSM("[WM] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1204         PRCTL("[Winsys] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1205      }
1206 }
1207
1208 static void
1209 _e_main_hooks_clean(void)
1210 {
1211    Eina_Inlist *l;
1212    E_Main_Hook *mh;
1213    unsigned int x;
1214
1215    for (x = 0; x < E_MAIN_HOOK_LAST; x++)
1216      EINA_INLIST_FOREACH_SAFE(_e_main_hooks[x], l, mh)
1217        {
1218           if (!mh->delete_me) continue;
1219           _e_main_hooks[x] = eina_inlist_remove(_e_main_hooks[x],
1220                                                 EINA_INLIST_GET(mh));
1221           free(mh);
1222        }
1223 }
1224
1225 static void
1226 _e_main_hook_call(E_Main_Hook_Point hookpoint, void *data EINA_UNUSED)
1227 {
1228    E_Main_Hook *mh;
1229
1230    _e_main_hooks_walking++;
1231    EINA_INLIST_FOREACH(_e_main_hooks[hookpoint], mh)
1232      {
1233         if (mh->delete_me) continue;
1234         mh->func(mh->data);
1235      }
1236    _e_main_hooks_walking--;
1237    if ((_e_main_hooks_walking == 0) && (_e_main_hooks_delete > 0))
1238      _e_main_hooks_clean();
1239 }
1240
1241 E_API E_Main_Hook *
1242 e_main_hook_add(E_Main_Hook_Point hookpoint, E_Main_Hook_Cb func, const void *data)
1243 {
1244    E_Main_Hook *mh;
1245
1246    EINA_SAFETY_ON_TRUE_RETURN_VAL(hookpoint >= E_MAIN_HOOK_LAST, NULL);
1247    mh = E_NEW(E_Main_Hook, 1);
1248    EINA_SAFETY_ON_NULL_RETURN_VAL(mh, NULL);
1249    mh->hookpoint = hookpoint;
1250    mh->func = func;
1251    mh->data = (void*)data;
1252    _e_main_hooks[hookpoint] = eina_inlist_append(_e_main_hooks[hookpoint],
1253                                                  EINA_INLIST_GET(mh));
1254    return mh;
1255 }
1256
1257 E_API void
1258 e_main_hook_del(E_Main_Hook *mh)
1259 {
1260    mh->delete_me = 1;
1261    if (_e_main_hooks_walking == 0)
1262      {
1263         _e_main_hooks[mh->hookpoint] = eina_inlist_remove(_e_main_hooks[mh->hookpoint],
1264                                                           EINA_INLIST_GET(mh));
1265         free(mh);
1266      }
1267    else
1268      _e_main_hooks_delete++;
1269 }
1270
1271 E_API void
1272 e_main_hook_call(E_Main_Hook_Point hookpoint)
1273 {
1274    if ((hookpoint < 0) || (hookpoint >= E_MAIN_HOOK_LAST)) return;
1275
1276    _e_main_hook_call(hookpoint, NULL);
1277 }