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    _idle_before = ecore_idle_enterer_before_add(_e_main_cb_idle_before, NULL);
 479
 480    TSB("XDG_DATA_DIRS Init");
 481    _xdg_data_dirs_augment();
 482    TSE("XDG_DATA_DIRS Init Done");
 483
 484    TSB("Ecore_Evas Init");
 485    if (!ecore_evas_init())
 486      {
 487         e_error_message_show(_("Enlightenment cannot initialize Ecore_Evas!\n"));
 488         goto failed;
 489      }
 490    TSE("Ecore_Evas Init Done");
 491
 492    /* e doesn't sync to compositor - it should be one */
 493    ecore_evas_app_comp_sync_set(0);
 494
 495    TSB("Edje Init");
 496    if (!edje_init())
 497      {
 498         e_error_message_show(_("Enlightenment cannot initialize Edje!\n"));
 499         goto failed;
 500      }
 501    TSE("Edje Init Done");
 502    _e_main_shutdown_push(edje_shutdown);
 503
 504    /*** Initialize E Subsystems We Need ***/
 505
 506    TSB("E User Init");
 507    if (!e_user_init())
 508      {
 509         e_error_message_show(_("Enlightenment cannot set up user home path\n"));
 510         goto failed;
 511      }
 512    TSE("E User Init Done");
 513    _e_main_shutdown_push(e_user_shutdown);
 514
 515    TSB("E Directories Init");
 516    /* setup directories we will be using for configurations storage etc. */
 517    if (!_e_main_dirs_init())
 518      {
 519         e_error_message_show(_("Enlightenment cannot create directories in your home directory.\n"
 520                                "Perhaps you have no home directory or the disk is full?"));
 521         goto failed;
 522      }
 523    TSE("E Directories Init Done");
 524    _e_main_shutdown_push(_e_main_dirs_shutdown);
 525
 526    TSB("E_Config Init");
 527    if (!e_config_init())
 528      {
 529         e_error_message_show(_("Enlightenment cannot set up its config system.\n"));
 530         goto failed;
 531      }
 532    TSE("E_Config Init Done");
 533    _e_main_shutdown_push(e_config_shutdown);
 534
 535    TSB("E_Env Init");
 536    if (!e_env_init())
 537      {
 538         e_error_message_show(_("Enlightenment cannot set up its environment.\n"));
 539         goto failed;
 540      }
 541    TSE("E_Env Init Done");
 542    _e_main_shutdown_push(e_env_shutdown);
 543
 544    ecore_exe_run_priority_set(e_config->priority);
 545
 546    TSB("E Paths Init");
 547    if (!_e_main_path_init())
 548      {
 549         e_error_message_show(_("Enlightenment cannot set up paths for finding files.\n"
 550                                "Perhaps you are out of memory?"));
 551         goto failed;
 552      }
 553    TSE("E Paths Init Done");
 554    _e_main_shutdown_push(_e_main_path_shutdown);
 555
 556    ecore_animator_frametime_set(1.0 / e_config->framerate);
 557
 558    TSB("E_Theme Init");
 559    if (!e_theme_init())
 560      {
 561         e_error_message_show(_("Enlightenment cannot set up its theme system.\n"));
 562         goto failed;
 563      }
 564    TSE("E_Theme Init Done");
 565    _e_main_shutdown_push(e_theme_shutdown);
 566
 567    TSB("E_Actions Init");
 568    if (!e_actions_init())
 569      {
 570         e_error_message_show(_("Enlightenment cannot set up its actions system.\n"));
 571         goto failed;
 572      }
 573    TSE("E_Actions Init Done");
 574    _e_main_shutdown_push(e_actions_shutdown);
 575
 576    /* these just add event handlers and can't fail
 577     * timestamping them is dumb.
 578     */
 579    e_screensaver_preinit();
 580    e_zone_init();
 581    e_desk_init();
 582    e_slot_init();
 583
 584    TRACE_DS_BEGIN(MAIN:WAIT /dev/dri/card0);
 585    if (e_config->sleep_for_dri)
 586      {
 587         while(access("/dev/dri/card0", F_OK) != 0)
 588           {
 589              struct timespec req, rem;
 590              req.tv_sec = 0;
 591              req.tv_nsec = 50000000L;
 592              nanosleep(&req, &rem);
 593           }
 594      }
 595    TRACE_DS_END();
 596
 597    e_module_event_init();
 598
 599    TSB("E_Pointer Init");
 600    if (!e_pointer_init())
 601      {
 602         e_error_message_show(_("Enlightenment cannot set up its pointer system.\n"));
 603         goto failed;
 604      }
 605    TSE("E_Pointer Init Done");
 606    _e_main_shutdown_push(e_pointer_shutdown);
 607
 608    TRACE_DS_BEGIN(MAIN:SCREEN INIT);
 609    TSB("Screens Init");
 610    if (!_e_main_screens_init())
 611      {
 612         e_error_message_show(_("Enlightenment set up window management for all the screens on your system\n"
 613                                "failed. Perhaps another window manager is running?\n"));
 614         goto failed;
 615      }
 616    TSE("Screens Init Done");
 617    _e_main_shutdown_push(_e_main_screens_shutdown);
 618    TRACE_DS_END();
 619
 620    TSB("E_Keyrouter Init");
 621    if (!e_keyrouter_init())
 622      {
 623         e_error_message_show(_("Enlightenment cannot set up its keyrouting system.\n"));
 624         goto failed;
 625      }
 626    TSE("E_Keyrouter Init Done");
 627    _e_main_shutdown_push(e_keyrouter_shutdown);
 628
 629    if (e_config->eom_enable)
 630      {
 631         TSB("Eom Init");
 632         if (!e_eom_init())
 633           {
 634              e_error_message_show(_("Enlightenment cannot set up eom.\n"));
 635              goto failed;
 636           }
 637         TSE("Eom Init Done");
 638         _e_main_shutdown_push(e_eom_shutdown);
 639      }
 640
 641    TSB("E_Screensaver Init");
 642    if (!e_screensaver_init())
 643      {
 644         e_error_message_show(_("Enlightenment cannot configure the X screensaver.\n"));
 645         goto failed;
 646      }
 647    TSE("E_Screensaver Init Done");
 648    _e_main_shutdown_push(e_screensaver_shutdown);
 649
 650    TSB("E_Comp Freeze");
 651    e_comp_all_freeze();
 652    TSE("E_Comp Freeze Done");
 653
 654    TSB("E_Grabinput Init");
 655    if (!e_grabinput_init())
 656      {
 657         e_error_message_show(_("Enlightenment cannot set up its grab input handling system.\n"));
 658         goto failed;
 659      }
 660    TSE("E_Grabinput Init Done");
 661    _e_main_shutdown_push(e_grabinput_shutdown);
 662
 663    TS("E_Gesture Init");
 664    e_gesture_init();
 665    _e_main_shutdown_push(e_gesture_shutdown);
 666
 667    ecore_event_handler_add(E_EVENT_MODULE_INIT_END, _e_main_deferred_job_schedule, NULL);
 668
 669    TSB("E_Module Init");
 670    if (!e_module_init())
 671      {
 672         e_error_message_show(_("Enlightenment cannot set up its module system.\n"));
 673         goto failed;
 674      }
 675    TSE("E_Module Init Done");
 676    _e_main_shutdown_push(e_module_shutdown);
 677
 678    TSB("E_Mouse Init");
 679    if (!e_mouse_update())
 680      {
 681         e_error_message_show(_("Enlightenment cannot configure the mouse settings.\n"));
 682         goto failed;
 683      }
 684    TSE("E_Mouse Init Done");
 685
 686    TSB("E_Icon Init");
 687    if (!e_icon_init())
 688      {
 689         e_error_message_show(_("Enlightenment cannot initialize the Icon Cache system.\n"));
 690         goto failed;
 691      }
 692    TSE("E_Icon Init Done");
 693    _e_main_shutdown_push(e_icon_shutdown);
 694
 695    if (e_config->use_e_policy)
 696      {
 697         TSB("E_Policy Init");
 698         if (!e_policy_init())
 699           {
 700              e_error_message_show(_("Enlightenment cannot setup policy system!\n"));
 701              goto failed;
 702           }
 703         TSE("E_Policy Init Done");
 704         _e_main_shutdown_push(e_policy_shutdown);
 705      }
 706
 707    TSB("E_Process Init");
 708    if (!e_process_init())
 709      {
 710         e_error_message_show(_("Enlightenment cannot setup process managing system!\n"));
 711         goto failed;
 712      }
 713    TSE("E_Process Init Done");
 714    _e_main_shutdown_push(e_process_shutdown);
 715
 716    TSB("E_Security Init");
 717    if (!e_security_init())
 718      {
 719         e_error_message_show(_("Enlightenment cannot setup security system!\n"));
 720         goto failed;
 721      }
 722    TSE("E_Security Init Done");
 723    _e_main_shutdown_push(e_security_shutdown);
 724
 725    TSB("Load Modules");
 726    e_module_all_load();
 727    TSE("Load Modules Done");
 728
 729    TSB("E_Comp Thaw");
 730    e_comp_all_thaw();
 731    TSE("E_Comp Thaw Done");
 732
 733    _idle_after = ecore_idle_enterer_add(_e_main_cb_idle_after, NULL);
 734
 735    starting = EINA_FALSE;
 736
 737    TSM("MAIN LOOP AT LAST");
 738
 739    if (e_config->create_wm_ready)
 740      _e_main_create_wm_ready();
 741
 742    TRACE_DS_END();
 743
 744 #ifdef HAVE_SYSTEMD
 745    TSM("[WM] Send start-up completion");
 746    sd_notify(0, "READY=1");
 747 #else
 748    TSM("[WM] Skip sending start-up completion. (no systemd)");
 749 #endif
 750    ecore_main_loop_begin();
 751
 752    ELOGF("COMP", "STOPPING enlightenment...", NULL, NULL);
 753    stopping = EINA_TRUE;
 754
 755    _e_main_desk_save();
 756    e_comp_internal_save();
 757
 758    _e_main_shutdown(0);
 759
 760    e_prefix_shutdown();
 761
 762    return 0;
 763
 764 failed:
 765    TSE("INIT FAILED");
 766    TRACE_DS_END();
 767    _e_main_shutdown(-1);
 768 }
 769
 770 E_API double
 771 e_main_ts(const char *str)
 772 {
 773    double ret;
 774    t1 = ecore_time_unix_get();
 775    printf("ESTART: %1.5f [%1.5f] - %s\n", t1 - t0, t1 - t2, str);
 776    ret = t1 - t2;
 777    t2 = t1;
 778    return ret;
 779 }
 780
 781 E_API double
 782 e_main_ts_begin(const char *str)
 783 {
 784    TRACE_DS_BEGIN(ESTART: %s, str);
 785    return e_main_ts(str);
 786 }
 787
 788 E_API double
 789 e_main_ts_end(const char *str)
 790 {
 791    TRACE_DS_END();
 792    return e_main_ts(str);
 793 }
 794
 795 /* local functions */
 796 static void
 797 _e_main_shutdown(int errcode)
 798 {
 799    int i = 0;
 800    char buf[PATH_MAX];
 801    char *dir;
 802
 803    printf("E: Begin Shutdown Procedure!\n");
 804
 805    E_FREE_LIST(hooks, e_main_hook_del);
 806
 807    if (_idle_before) ecore_idle_enterer_del(_idle_before);
 808    _idle_before = NULL;
 809    if (_idle_after) ecore_idle_enterer_del(_idle_after);
 810    _idle_after = NULL;
 811
 812    dir = e_util_env_get("XDG_RUNTIME_DIR");
 813    if (dir)
 814      {
 815         char buf_env[PATH_MAX];
 816         snprintf(buf_env, sizeof(buf_env), "%s", dir);
 817         snprintf(buf, sizeof(buf), "%s/.e-deleteme", buf_env);
 818         if (ecore_file_exists(buf)) ecore_file_recursive_rm(buf_env);
 819         E_FREE(dir);
 820      }
 821    for (i = (_e_main_lvl - 1); i >= 0; i--)
 822      (*_e_main_shutdown_func[i])();
 823 #ifdef OBJECT_HASH_CHECK
 824    e_object_hash_shutdown();
 825 #endif
 826    if (errcode < 0) exit(errcode);
 827 }
 828
 829 static void
 830 _e_main_shutdown_push(int (*func)(void))
 831 {
 832    _e_main_lvl++;
 833    if (_e_main_lvl > MAX_LEVEL)
 834      {
 835         _e_main_lvl--;
 836         e_error_message_show("WARNING: too many init levels. MAX = %i\n",
 837                              MAX_LEVEL);
 838         return;
 839      }
 840    _e_main_shutdown_func[_e_main_lvl - 1] = func;
 841 }
 842
 843 static void
 844 _e_main_parse_arguments(int argc, char **argv)
 845 {
 846    int i = 0;
 847
 848    /* handle some command-line parameters */
 849    for (i = 1; i < argc; i++)
 850      {
 851         if ((!strcmp(argv[i], "-profile")) && (i < (argc - 1)))
 852           {
 853              i++;
 854              if (!getenv("E_CONF_PROFILE"))
 855                e_util_env_set("E_CONF_PROFILE", argv[i]);
 856           }
 857         else if ((!strcmp(argv[i], "-version")) ||
 858                  (!strcmp(argv[i], "--version")))
 859           {
 860              printf(_("Version: %s\n"), PACKAGE_VERSION);
 861              _e_main_shutdown(-1);
 862           }
 863         else if ((!strcmp(argv[i], "-h")) ||
 864                  (!strcmp(argv[i], "-help")) ||
 865                  (!strcmp(argv[i], "--help")))
 866           {
 867              printf
 868                (_(
 869                  "Options:\n"
 870                  "\t-profile CONF_PROFILE\n"
 871                  "\t\tUse the configuration profile CONF_PROFILE instead of the user selected default or just \"default\".\n"
 872                  "\t-version\n"
 873                  )
 874                );
 875              _e_main_shutdown(-1);
 876           }
 877      }
 878 }
 879
 880 static Eina_Bool
 881 _e_main_cb_signal_exit(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 882 {
 883    /* called on ctrl-c, kill (pid) (also SIGINT, SIGTERM and SIGQIT) */
 884    ecore_main_loop_quit();
 885    return ECORE_CALLBACK_RENEW;
 886 }
 887
 888 static Eina_Bool
 889 _e_main_cb_signal_hup(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 890 {
 891    ecore_main_loop_quit();
 892    return ECORE_CALLBACK_RENEW;
 893 }
 894
 895 static int
 896 _e_main_dirs_init(void)
 897 {
 898    if(getenv("E_CONF_RO"))
 899      {
 900         return 1;
 901      }
 902
 903    const char *base;
 904    const char *dirs[] =
 905    {
 906       "backgrounds",
 907       "config",
 908       "themes",
 909       NULL
 910    };
 911
 912    base = e_user_dir_get();
 913    if (ecore_file_mksubdirs(base, dirs) != sizeof(dirs) / sizeof(dirs[0]) - 1)
 914      {
 915         e_error_message_show("Could not create one of the required "
 916                              "subdirectories of '%s'\n", base);
 917         return 0;
 918      }
 919
 920    return 1;
 921 }
 922
 923 static int
 924 _e_main_dirs_shutdown(void)
 925 {
 926    return 1;
 927 }
 928
 929 static int
 930 _e_main_path_init(void)
 931 {
 932    char buf[PATH_MAX];
 933
 934    /* setup data paths */
 935    path_data = e_path_new();
 936    if (!path_data)
 937      {
 938         e_error_message_show("Cannot allocate path for path_data\n");
 939         return 0;
 940      }
 941    e_prefix_data_concat_static(buf, "data");
 942    e_path_default_path_append(path_data, buf);
 943
 944    /* setup image paths */
 945    path_images = e_path_new();
 946    if (!path_images)
 947      {
 948         e_error_message_show("Cannot allocate path for path_images\n");
 949         return 0;
 950      }
 951    e_user_dir_concat_static(buf, "/images");
 952    e_path_default_path_append(path_images, buf);
 953    e_prefix_data_concat_static(buf, "data/images");
 954    e_path_default_path_append(path_images, buf);
 955
 956    /* setup font paths */
 957    path_fonts = e_path_new();
 958    if (!path_fonts)
 959      {
 960         e_error_message_show("Cannot allocate path for path_fonts\n");
 961         return 0;
 962      }
 963    e_user_dir_concat_static(buf, "/fonts");
 964    e_path_default_path_append(path_fonts, buf);
 965    e_prefix_data_concat_static(buf, "data/fonts");
 966    e_path_default_path_append(path_fonts, buf);
 967
 968    /* setup icon paths */
 969    path_icons = e_path_new();
 970    if (!path_icons)
 971      {
 972         e_error_message_show("Cannot allocate path for path_icons\n");
 973         return 0;
 974      }
 975    e_user_dir_concat_static(buf, "/icons");
 976    e_path_default_path_append(path_icons, buf);
 977    e_prefix_data_concat_static(buf, "data/icons");
 978    e_path_default_path_append(path_icons, buf);
 979
 980    /* setup module paths */
 981    path_modules = e_path_new();
 982    if (!path_modules)
 983      {
 984         e_error_message_show("Cannot allocate path for path_modules\n");
 985         return 0;
 986      }
 987    e_user_dir_concat_static(buf, "/modules");
 988    e_path_default_path_append(path_modules, buf);
 989    snprintf(buf, sizeof(buf), "%s/enlightenment/modules", e_prefix_lib_get());
 990    e_path_default_path_append(path_modules, buf);
 991    /* FIXME: eventually this has to go - moduels should have installers that
 992     * add appropriate install paths (if not installed to user homedir) to
 993     * e's module search dirs
 994     */
 995    snprintf(buf, sizeof(buf), "%s/enlightenment/modules_extra", e_prefix_lib_get());
 996    e_path_default_path_append(path_modules, buf);
 997
 998    /* setup background paths */
 999    path_backgrounds = e_path_new();
1000    if (!path_backgrounds)
1001      {
1002         e_error_message_show("Cannot allocate path for path_backgrounds\n");
1003         return 0;
1004      }
1005    e_user_dir_concat_static(buf, "/backgrounds");
1006    e_path_default_path_append(path_backgrounds, buf);
1007    e_prefix_data_concat_static(buf, "data/backgrounds");
1008    e_path_default_path_append(path_backgrounds, buf);
1009
1010    path_messages = e_path_new();
1011    if (!path_messages)
1012      {
1013         e_error_message_show("Cannot allocate path for path_messages\n");
1014         return 0;
1015      }
1016    e_user_dir_concat_static(buf, "/locale");
1017    e_path_default_path_append(path_messages, buf);
1018    e_path_default_path_append(path_messages, e_prefix_locale_get());
1019
1020    return 1;
1021 }
1022
1023 static int
1024 _e_main_path_shutdown(void)
1025 {
1026    if (path_data)
1027      {
1028         e_object_del(E_OBJECT(path_data));
1029         path_data = NULL;
1030      }
1031    if (path_images)
1032      {
1033         e_object_del(E_OBJECT(path_images));
1034         path_images = NULL;
1035      }
1036    if (path_fonts)
1037      {
1038         e_object_del(E_OBJECT(path_fonts));
1039         path_fonts = NULL;
1040      }
1041    if (path_icons)
1042      {
1043         e_object_del(E_OBJECT(path_icons));
1044         path_icons = NULL;
1045      }
1046    if (path_modules)
1047      {
1048         e_object_del(E_OBJECT(path_modules));
1049         path_modules = NULL;
1050      }
1051    if (path_backgrounds)
1052      {
1053         e_object_del(E_OBJECT(path_backgrounds));
1054         path_backgrounds = NULL;
1055      }
1056    if (path_messages)
1057      {
1058         e_object_del(E_OBJECT(path_messages));
1059         path_messages = NULL;
1060      }
1061    return 1;
1062 }
1063
1064 static int
1065 _e_main_screens_init(void)
1066 {
1067    TSB("\tscreens: client");
1068    if (!e_client_init()) return 0;
1069    TSE("\tscreens: client Done");
1070
1071    TSB("Compositor Init");
1072    PRCTL("[Winsys] start of compositor init");
1073    if (!e_comp_init())
1074      {
1075         e_error_message_show(_("Enlightenment cannot create a compositor.\n"));
1076         _e_main_shutdown(-1);
1077      }
1078    TSE("Compositor Init Done");
1079
1080    PRCTL("[Winsys] end of compositor init");
1081    _e_main_desk_restore();
1082
1083    return 1;
1084 }
1085
1086 static int
1087 _e_main_screens_shutdown(void)
1088 {
1089    e_win_shutdown();
1090    e_comp_shutdown();
1091    e_client_shutdown();
1092
1093    e_slot_shutdown();
1094    e_desk_shutdown();
1095    e_zone_shutdown();
1096    return 1;
1097 }
1098
1099 static void
1100 _e_main_desk_save(void)
1101 {
1102    const Eina_List *l;
1103    char env[1024], name[1024];
1104    E_Zone *zone;
1105
1106    EINA_LIST_FOREACH(e_comp->zones, l, zone)
1107      {
1108         snprintf(name, sizeof(name), "DESK_%d_%d", 0, zone->num);
1109         snprintf(env, sizeof(env), "%d,%d", zone->desk_x_current, zone->desk_y_current);
1110         e_util_env_set(name, env);
1111      }
1112 }
1113
1114 static void
1115 _e_main_desk_restore(void)
1116 {
1117    E_Client *ec;
1118
1119    E_CLIENT_REVERSE_FOREACH(ec)
1120      if ((!e_client_util_ignored_get(ec)) && e_client_util_desk_visible(ec, e_desk_current_get(ec->zone)))
1121        {
1122           ec->want_focus = ec->take_focus = 1;
1123           break;
1124        }
1125 }
1126
1127 static Eina_Bool
1128 _e_main_cb_idle_before(void *data EINA_UNUSED)
1129 {
1130    e_client_idler_before();
1131    edje_thaw();
1132    return ECORE_CALLBACK_RENEW;
1133 }
1134
1135 static Eina_Bool
1136 _e_main_cb_idle_after(void *data EINA_UNUSED)
1137 {
1138    static int first_idle = 1;
1139
1140    eet_clearcache();
1141    edje_freeze();
1142
1143    if (first_idle)
1144      {
1145         TSM("SLEEP");
1146         first_idle = 0;
1147      }
1148
1149    return ECORE_CALLBACK_RENEW;
1150 }
1151
1152 static void
1153 _e_main_create_wm_ready(void)
1154 {
1155    FILE *_wmready_checker = NULL;
1156    const char *path_wm_ready = "/run/.wm_ready";
1157
1158    if (!e_util_file_realpath_check(path_wm_ready, EINA_TRUE))
1159      {
1160         WRN("%s is maybe link, so delete it\n", path_wm_ready);
1161      }
1162
1163    _wmready_checker = fopen(path_wm_ready, "wb");
1164    if (_wmready_checker)
1165      {
1166         TSM("[WM] WINDOW MANAGER is READY!!!");
1167         PRCTL("[Winsys] WINDOW MANAGER is READY!!!");
1168         fclose(_wmready_checker);
1169
1170         /*TODO: Next lines should be removed. */
1171         FILE *_tmp_wm_ready_checker;
1172
1173         _tmp_wm_ready_checker = fopen(path_wm_ready, "wb");
1174
1175         if (_tmp_wm_ready_checker)
1176           {
1177              TSM("[WM] temporary wm_ready path is created.");
1178              PRCTL("[Winsys] temporary wm_ready path is created.");
1179              fclose(_tmp_wm_ready_checker);
1180           }
1181         else
1182           {
1183              TSM("[WM] temporary wm_ready path create failed.");
1184              PRCTL("[Winsys] temporary wm_ready path create failed.");
1185           }
1186      }
1187    else
1188      {
1189         TSM("[WM] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1190         PRCTL("[Winsys] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1191      }
1192 }
1193
1194 static void
1195 _e_main_hooks_clean(void)
1196 {
1197    Eina_Inlist *l;
1198    E_Main_Hook *mh;
1199    unsigned int x;
1200
1201    for (x = 0; x < E_MAIN_HOOK_LAST; x++)
1202      EINA_INLIST_FOREACH_SAFE(_e_main_hooks[x], l, mh)
1203        {
1204           if (!mh->delete_me) continue;
1205           _e_main_hooks[x] = eina_inlist_remove(_e_main_hooks[x],
1206                                                 EINA_INLIST_GET(mh));
1207           free(mh);
1208        }
1209 }
1210
1211 static void
1212 _e_main_hook_call(E_Main_Hook_Point hookpoint, void *data EINA_UNUSED)
1213 {
1214    E_Main_Hook *mh;
1215
1216    _e_main_hooks_walking++;
1217    EINA_INLIST_FOREACH(_e_main_hooks[hookpoint], mh)
1218      {
1219         if (mh->delete_me) continue;
1220         mh->func(mh->data);
1221      }
1222    _e_main_hooks_walking--;
1223    if ((_e_main_hooks_walking == 0) && (_e_main_hooks_delete > 0))
1224      _e_main_hooks_clean();
1225 }
1226
1227 E_API E_Main_Hook *
1228 e_main_hook_add(E_Main_Hook_Point hookpoint, E_Main_Hook_Cb func, const void *data)
1229 {
1230    E_Main_Hook *mh;
1231
1232    EINA_SAFETY_ON_TRUE_RETURN_VAL(hookpoint >= E_MAIN_HOOK_LAST, NULL);
1233    mh = E_NEW(E_Main_Hook, 1);
1234    EINA_SAFETY_ON_NULL_RETURN_VAL(mh, NULL);
1235    mh->hookpoint = hookpoint;
1236    mh->func = func;
1237    mh->data = (void*)data;
1238    _e_main_hooks[hookpoint] = eina_inlist_append(_e_main_hooks[hookpoint],
1239                                                  EINA_INLIST_GET(mh));
1240    return mh;
1241 }
1242
1243 E_API void
1244 e_main_hook_del(E_Main_Hook *mh)
1245 {
1246    mh->delete_me = 1;
1247    if (_e_main_hooks_walking == 0)
1248      {
1249         _e_main_hooks[mh->hookpoint] = eina_inlist_remove(_e_main_hooks[mh->hookpoint],
1250                                                           EINA_INLIST_GET(mh));
1251         free(mh);
1252      }
1253    else
1254      _e_main_hooks_delete++;
1255 }
1256
1257 E_API void
1258 e_main_hook_call(E_Main_Hook_Point hookpoint)
1259 {
1260    if ((hookpoint < 0) || (hookpoint >= E_MAIN_HOOK_LAST)) return;
1261
1262    _e_main_hook_call(hookpoint, NULL);
1263 }