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_Keyrouter Init");
 626    if (!e_keyrouter_init())
 627      {
 628         e_error_message_show(_("Enlightenment cannot set up its keyrouting system.\n"));
 629         goto failed;
 630      }
 631    TSE("E_Keyrouter Init Done");
 632    _e_main_shutdown_push(e_keyrouter_shutdown);
 633
 634    if (e_config->eom_enable)
 635      {
 636         TSB("Eom Init");
 637         if (!e_eom_init())
 638           {
 639              e_error_message_show(_("Enlightenment cannot set up eom.\n"));
 640              goto failed;
 641           }
 642         TSE("Eom Init Done");
 643         _e_main_shutdown_push(e_eom_shutdown);
 644      }
 645
 646    TSB("E_Screensaver Init");
 647    if (!e_screensaver_init())
 648      {
 649         e_error_message_show(_("Enlightenment cannot configure the X screensaver.\n"));
 650         goto failed;
 651      }
 652    TSE("E_Screensaver Init Done");
 653    _e_main_shutdown_push(e_screensaver_shutdown);
 654
 655    TSB("E_Comp Freeze");
 656    e_comp_all_freeze();
 657    TSE("E_Comp Freeze Done");
 658
 659    TSB("E_Grabinput Init");
 660    if (!e_grabinput_init())
 661      {
 662         e_error_message_show(_("Enlightenment cannot set up its grab input handling system.\n"));
 663         goto failed;
 664      }
 665    TSE("E_Grabinput Init Done");
 666    _e_main_shutdown_push(e_grabinput_shutdown);
 667
 668    TS("E_Gesture Init");
 669    e_gesture_init();
 670    _e_main_shutdown_push(e_gesture_shutdown);
 671
 672    ecore_event_handler_add(E_EVENT_MODULE_INIT_END, _e_main_deferred_job_schedule, NULL);
 673
 674    TSB("E_Module Init");
 675    if (!e_module_init())
 676      {
 677         e_error_message_show(_("Enlightenment cannot set up its module system.\n"));
 678         goto failed;
 679      }
 680    TSE("E_Module Init Done");
 681    _e_main_shutdown_push(e_module_shutdown);
 682
 683    TSB("E_Mouse Init");
 684    if (!e_mouse_update())
 685      {
 686         e_error_message_show(_("Enlightenment cannot configure the mouse settings.\n"));
 687         goto failed;
 688      }
 689    TSE("E_Mouse Init Done");
 690
 691    TSB("E_Icon Init");
 692    if (!e_icon_init())
 693      {
 694         e_error_message_show(_("Enlightenment cannot initialize the Icon Cache system.\n"));
 695         goto failed;
 696      }
 697    TSE("E_Icon Init Done");
 698    _e_main_shutdown_push(e_icon_shutdown);
 699
 700    if (e_config->use_e_policy)
 701      {
 702         TSB("E_Policy Init");
 703         if (!e_policy_init())
 704           {
 705              e_error_message_show(_("Enlightenment cannot setup policy system!\n"));
 706              goto failed;
 707           }
 708         TSE("E_Policy Init Done");
 709         _e_main_shutdown_push(e_policy_shutdown);
 710      }
 711
 712    TSB("E_Process Init");
 713    if (!e_process_init())
 714      {
 715         e_error_message_show(_("Enlightenment cannot setup process managing system!\n"));
 716         goto failed;
 717      }
 718    TSE("E_Process Init Done");
 719    _e_main_shutdown_push(e_process_shutdown);
 720
 721    TSB("E_Security Init");
 722    if (!e_security_init())
 723      {
 724         e_error_message_show(_("Enlightenment cannot setup security system!\n"));
 725         goto failed;
 726      }
 727    TSE("E_Security Init Done");
 728    _e_main_shutdown_push(e_security_shutdown);
 729
 730    TSB("Load Modules");
 731    e_module_all_load();
 732    TSE("Load Modules Done");
 733
 734    TSB("E_Comp Thaw");
 735    e_comp_all_thaw();
 736    TSE("E_Comp Thaw Done");
 737
 738    _idle_after = ecore_idle_enterer_add(_e_main_cb_idle_after, NULL);
 739
 740    starting = EINA_FALSE;
 741
 742    TSM("MAIN LOOP AT LAST");
 743
 744    if (e_config->create_wm_ready)
 745      _e_main_create_wm_ready();
 746
 747    TRACE_DS_END();
 748
 749 #ifdef HAVE_SYSTEMD
 750    TSM("[WM] Send start-up completion");
 751    sd_notify(0, "READY=1");
 752 #else
 753    TSM("[WM] Skip sending start-up completion. (no systemd)");
 754 #endif
 755    ecore_main_loop_begin();
 756
 757    ELOGF("COMP", "STOPPING enlightenment...", NULL, NULL);
 758    stopping = EINA_TRUE;
 759
 760    _e_main_desk_save();
 761    e_comp_internal_save();
 762
 763    _e_main_shutdown(0);
 764
 765    e_prefix_shutdown();
 766
 767    return 0;
 768
 769 failed:
 770    TSE("INIT FAILED");
 771    TRACE_DS_END();
 772    _e_main_shutdown(-1);
 773 }
 774
 775 E_API double
 776 e_main_ts(const char *str)
 777 {
 778    double ret;
 779    t1 = ecore_time_unix_get();
 780    printf("ESTART: %1.5f [%1.5f] - %s\n", t1 - t0, t1 - t2, str);
 781    ret = t1 - t2;
 782    t2 = t1;
 783    return ret;
 784 }
 785
 786 E_API double
 787 e_main_ts_begin(const char *str)
 788 {
 789    TRACE_DS_BEGIN(ESTART: %s, str);
 790    return e_main_ts(str);
 791 }
 792
 793 E_API double
 794 e_main_ts_end(const char *str)
 795 {
 796    TRACE_DS_END();
 797    return e_main_ts(str);
 798 }
 799
 800 /* local functions */
 801 static void
 802 _e_main_shutdown(int errcode)
 803 {
 804    int i = 0;
 805    char buf[PATH_MAX];
 806    char *dir;
 807
 808    printf("E: Begin Shutdown Procedure!\n");
 809
 810    E_FREE_LIST(hooks, e_main_hook_del);
 811
 812    if (_idle_before) ecore_idle_enterer_del(_idle_before);
 813    _idle_before = NULL;
 814    if (_idle_after) ecore_idle_enterer_del(_idle_after);
 815    _idle_after = NULL;
 816
 817    dir = e_util_env_get("XDG_RUNTIME_DIR");
 818    if (dir)
 819      {
 820         char buf_env[PATH_MAX];
 821         snprintf(buf_env, sizeof(buf_env), "%s", dir);
 822         snprintf(buf, sizeof(buf), "%s/.e-deleteme", buf_env);
 823         if (ecore_file_exists(buf)) ecore_file_recursive_rm(buf_env);
 824         E_FREE(dir);
 825      }
 826    for (i = (_e_main_lvl - 1); i >= 0; i--)
 827      (*_e_main_shutdown_func[i])();
 828 #ifdef OBJECT_HASH_CHECK
 829    e_object_hash_shutdown();
 830 #endif
 831    if (errcode < 0) exit(errcode);
 832 }
 833
 834 static void
 835 _e_main_shutdown_push(int (*func)(void))
 836 {
 837    _e_main_lvl++;
 838    if (_e_main_lvl > MAX_LEVEL)
 839      {
 840         _e_main_lvl--;
 841         e_error_message_show("WARNING: too many init levels. MAX = %i\n",
 842                              MAX_LEVEL);
 843         return;
 844      }
 845    _e_main_shutdown_func[_e_main_lvl - 1] = func;
 846 }
 847
 848 static void
 849 _e_main_parse_arguments(int argc, char **argv)
 850 {
 851    int i = 0;
 852
 853    /* handle some command-line parameters */
 854    for (i = 1; i < argc; i++)
 855      {
 856         if ((!strcmp(argv[i], "-profile")) && (i < (argc - 1)))
 857           {
 858              i++;
 859              if (!getenv("E_CONF_PROFILE"))
 860                e_util_env_set("E_CONF_PROFILE", argv[i]);
 861           }
 862         else if ((!strcmp(argv[i], "-version")) ||
 863                  (!strcmp(argv[i], "--version")))
 864           {
 865              printf(_("Version: %s\n"), PACKAGE_VERSION);
 866              _e_main_shutdown(-1);
 867           }
 868         else if ((!strcmp(argv[i], "-h")) ||
 869                  (!strcmp(argv[i], "-help")) ||
 870                  (!strcmp(argv[i], "--help")))
 871           {
 872              printf
 873                (_(
 874                  "Options:\n"
 875                  "\t-profile CONF_PROFILE\n"
 876                  "\t\tUse the configuration profile CONF_PROFILE instead of the user selected default or just \"default\".\n"
 877                  "\t-version\n"
 878                  )
 879                );
 880              _e_main_shutdown(-1);
 881           }
 882      }
 883 }
 884
 885 static Eina_Bool
 886 _e_main_cb_signal_exit(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 887 {
 888    /* called on ctrl-c, kill (pid) (also SIGINT, SIGTERM and SIGQIT) */
 889    ecore_main_loop_quit();
 890    return ECORE_CALLBACK_RENEW;
 891 }
 892
 893 static Eina_Bool
 894 _e_main_cb_signal_hup(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 895 {
 896    ecore_main_loop_quit();
 897    return ECORE_CALLBACK_RENEW;
 898 }
 899
 900 static int
 901 _e_main_dirs_init(void)
 902 {
 903    if(getenv("E_CONF_RO"))
 904      {
 905         return 1;
 906      }
 907
 908    const char *base;
 909    const char *dirs[] =
 910    {
 911       "backgrounds",
 912       "config",
 913       "themes",
 914       NULL
 915    };
 916
 917    base = e_user_dir_get();
 918    if (ecore_file_mksubdirs(base, dirs) != sizeof(dirs) / sizeof(dirs[0]) - 1)
 919      {
 920         e_error_message_show("Could not create one of the required "
 921                              "subdirectories of '%s'\n", base);
 922         return 0;
 923      }
 924
 925    return 1;
 926 }
 927
 928 static int
 929 _e_main_dirs_shutdown(void)
 930 {
 931    return 1;
 932 }
 933
 934 static int
 935 _e_main_path_init(void)
 936 {
 937    char buf[PATH_MAX];
 938
 939    /* setup data paths */
 940    path_data = e_path_new();
 941    if (!path_data)
 942      {
 943         e_error_message_show("Cannot allocate path for path_data\n");
 944         return 0;
 945      }
 946    e_prefix_data_concat_static(buf, "data");
 947    e_path_default_path_append(path_data, buf);
 948
 949    /* setup image paths */
 950    path_images = e_path_new();
 951    if (!path_images)
 952      {
 953         e_error_message_show("Cannot allocate path for path_images\n");
 954         return 0;
 955      }
 956    e_user_dir_concat_static(buf, "/images");
 957    e_path_default_path_append(path_images, buf);
 958    e_prefix_data_concat_static(buf, "data/images");
 959    e_path_default_path_append(path_images, buf);
 960
 961    /* setup font paths */
 962    path_fonts = e_path_new();
 963    if (!path_fonts)
 964      {
 965         e_error_message_show("Cannot allocate path for path_fonts\n");
 966         return 0;
 967      }
 968    e_user_dir_concat_static(buf, "/fonts");
 969    e_path_default_path_append(path_fonts, buf);
 970    e_prefix_data_concat_static(buf, "data/fonts");
 971    e_path_default_path_append(path_fonts, buf);
 972
 973    /* setup icon paths */
 974    path_icons = e_path_new();
 975    if (!path_icons)
 976      {
 977         e_error_message_show("Cannot allocate path for path_icons\n");
 978         return 0;
 979      }
 980    e_user_dir_concat_static(buf, "/icons");
 981    e_path_default_path_append(path_icons, buf);
 982    e_prefix_data_concat_static(buf, "data/icons");
 983    e_path_default_path_append(path_icons, buf);
 984
 985    /* setup module paths */
 986    path_modules = e_path_new();
 987    if (!path_modules)
 988      {
 989         e_error_message_show("Cannot allocate path for path_modules\n");
 990         return 0;
 991      }
 992    e_user_dir_concat_static(buf, "/modules");
 993    e_path_default_path_append(path_modules, buf);
 994    snprintf(buf, sizeof(buf), "%s/enlightenment/modules", e_prefix_lib_get());
 995    e_path_default_path_append(path_modules, buf);
 996    /* FIXME: eventually this has to go - moduels should have installers that
 997     * add appropriate install paths (if not installed to user homedir) to
 998     * e's module search dirs
 999     */
1000    snprintf(buf, sizeof(buf), "%s/enlightenment/modules_extra", e_prefix_lib_get());
1001    e_path_default_path_append(path_modules, buf);
1002
1003    /* setup background paths */
1004    path_backgrounds = e_path_new();
1005    if (!path_backgrounds)
1006      {
1007         e_error_message_show("Cannot allocate path for path_backgrounds\n");
1008         return 0;
1009      }
1010    e_user_dir_concat_static(buf, "/backgrounds");
1011    e_path_default_path_append(path_backgrounds, buf);
1012    e_prefix_data_concat_static(buf, "data/backgrounds");
1013    e_path_default_path_append(path_backgrounds, buf);
1014
1015    path_messages = e_path_new();
1016    if (!path_messages)
1017      {
1018         e_error_message_show("Cannot allocate path for path_messages\n");
1019         return 0;
1020      }
1021    e_user_dir_concat_static(buf, "/locale");
1022    e_path_default_path_append(path_messages, buf);
1023    e_path_default_path_append(path_messages, e_prefix_locale_get());
1024
1025    return 1;
1026 }
1027
1028 static int
1029 _e_main_path_shutdown(void)
1030 {
1031    if (path_data)
1032      {
1033         e_object_del(E_OBJECT(path_data));
1034         path_data = NULL;
1035      }
1036    if (path_images)
1037      {
1038         e_object_del(E_OBJECT(path_images));
1039         path_images = NULL;
1040      }
1041    if (path_fonts)
1042      {
1043         e_object_del(E_OBJECT(path_fonts));
1044         path_fonts = NULL;
1045      }
1046    if (path_icons)
1047      {
1048         e_object_del(E_OBJECT(path_icons));
1049         path_icons = NULL;
1050      }
1051    if (path_modules)
1052      {
1053         e_object_del(E_OBJECT(path_modules));
1054         path_modules = NULL;
1055      }
1056    if (path_backgrounds)
1057      {
1058         e_object_del(E_OBJECT(path_backgrounds));
1059         path_backgrounds = NULL;
1060      }
1061    if (path_messages)
1062      {
1063         e_object_del(E_OBJECT(path_messages));
1064         path_messages = NULL;
1065      }
1066    return 1;
1067 }
1068
1069 static int
1070 _e_main_screens_init(void)
1071 {
1072    TSB("\tscreens: client");
1073    if (!e_client_init()) return 0;
1074    TSE("\tscreens: client Done");
1075
1076    TSB("Compositor Init");
1077    PRCTL("[Winsys] start of compositor init");
1078    if (!e_comp_init())
1079      {
1080         e_error_message_show(_("Enlightenment cannot create a compositor.\n"));
1081         _e_main_shutdown(-1);
1082      }
1083    TSE("Compositor Init Done");
1084
1085    PRCTL("[Winsys] end of compositor init");
1086    _e_main_desk_restore();
1087
1088    return 1;
1089 }
1090
1091 static int
1092 _e_main_screens_shutdown(void)
1093 {
1094    e_win_shutdown();
1095    e_comp_shutdown();
1096    e_client_shutdown();
1097
1098    e_slot_shutdown();
1099    e_desk_shutdown();
1100    e_zone_shutdown();
1101    return 1;
1102 }
1103
1104 static void
1105 _e_main_desk_save(void)
1106 {
1107    const Eina_List *l;
1108    char env[1024], name[1024];
1109    E_Zone *zone;
1110
1111    EINA_LIST_FOREACH(e_comp->zones, l, zone)
1112      {
1113         snprintf(name, sizeof(name), "DESK_%d_%d", 0, zone->num);
1114         snprintf(env, sizeof(env), "%d,%d", zone->desk_x_current, zone->desk_y_current);
1115         e_util_env_set(name, env);
1116      }
1117 }
1118
1119 static void
1120 _e_main_desk_restore(void)
1121 {
1122    E_Client *ec;
1123
1124    E_CLIENT_REVERSE_FOREACH(ec)
1125      if ((!e_client_util_ignored_get(ec)) && e_client_util_desk_visible(ec, e_desk_current_get(ec->zone)))
1126        {
1127           ec->want_focus = ec->take_focus = 1;
1128           break;
1129        }
1130 }
1131
1132 static Eina_Bool
1133 _e_main_cb_idle_before(void *data EINA_UNUSED)
1134 {
1135    e_client_idler_before();
1136    edje_thaw();
1137    return ECORE_CALLBACK_RENEW;
1138 }
1139
1140 static Eina_Bool
1141 _e_main_cb_idle_after(void *data EINA_UNUSED)
1142 {
1143    static int first_idle = 1;
1144
1145    eet_clearcache();
1146    edje_freeze();
1147
1148    if (first_idle)
1149      {
1150         TSM("SLEEP");
1151         first_idle = 0;
1152      }
1153
1154    return ECORE_CALLBACK_RENEW;
1155 }
1156
1157 static void
1158 _e_main_create_wm_ready(void)
1159 {
1160    FILE *_wmready_checker = NULL;
1161    const char *path_wm_ready = "/run/.wm_ready";
1162
1163    if (!e_util_file_realpath_check(path_wm_ready, EINA_TRUE))
1164      {
1165         WRN("%s is maybe link, so delete it\n", path_wm_ready);
1166      }
1167
1168    _wmready_checker = fopen(path_wm_ready, "wb");
1169    if (_wmready_checker)
1170      {
1171         TSM("[WM] WINDOW MANAGER is READY!!!");
1172         PRCTL("[Winsys] WINDOW MANAGER is READY!!!");
1173         fclose(_wmready_checker);
1174
1175         /*TODO: Next lines should be removed. */
1176         FILE *_tmp_wm_ready_checker;
1177
1178         _tmp_wm_ready_checker = fopen(path_wm_ready, "wb");
1179
1180         if (_tmp_wm_ready_checker)
1181           {
1182              TSM("[WM] temporary wm_ready path is created.");
1183              PRCTL("[Winsys] temporary wm_ready path is created.");
1184              fclose(_tmp_wm_ready_checker);
1185           }
1186         else
1187           {
1188              TSM("[WM] temporary wm_ready path create failed.");
1189              PRCTL("[Winsys] temporary wm_ready path create failed.");
1190           }
1191      }
1192    else
1193      {
1194         TSM("[WM] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1195         PRCTL("[Winsys] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1196      }
1197 }
1198
1199 static void
1200 _e_main_hooks_clean(void)
1201 {
1202    Eina_Inlist *l;
1203    E_Main_Hook *mh;
1204    unsigned int x;
1205
1206    for (x = 0; x < E_MAIN_HOOK_LAST; x++)
1207      EINA_INLIST_FOREACH_SAFE(_e_main_hooks[x], l, mh)
1208        {
1209           if (!mh->delete_me) continue;
1210           _e_main_hooks[x] = eina_inlist_remove(_e_main_hooks[x],
1211                                                 EINA_INLIST_GET(mh));
1212           free(mh);
1213        }
1214 }
1215
1216 static void
1217 _e_main_hook_call(E_Main_Hook_Point hookpoint, void *data EINA_UNUSED)
1218 {
1219    E_Main_Hook *mh;
1220
1221    _e_main_hooks_walking++;
1222    EINA_INLIST_FOREACH(_e_main_hooks[hookpoint], mh)
1223      {
1224         if (mh->delete_me) continue;
1225         mh->func(mh->data);
1226      }
1227    _e_main_hooks_walking--;
1228    if ((_e_main_hooks_walking == 0) && (_e_main_hooks_delete > 0))
1229      _e_main_hooks_clean();
1230 }
1231
1232 E_API E_Main_Hook *
1233 e_main_hook_add(E_Main_Hook_Point hookpoint, E_Main_Hook_Cb func, const void *data)
1234 {
1235    E_Main_Hook *mh;
1236
1237    EINA_SAFETY_ON_TRUE_RETURN_VAL(hookpoint >= E_MAIN_HOOK_LAST, NULL);
1238    mh = E_NEW(E_Main_Hook, 1);
1239    EINA_SAFETY_ON_NULL_RETURN_VAL(mh, NULL);
1240    mh->hookpoint = hookpoint;
1241    mh->func = func;
1242    mh->data = (void*)data;
1243    _e_main_hooks[hookpoint] = eina_inlist_append(_e_main_hooks[hookpoint],
1244                                                  EINA_INLIST_GET(mh));
1245    return mh;
1246 }
1247
1248 E_API void
1249 e_main_hook_del(E_Main_Hook *mh)
1250 {
1251    mh->delete_me = 1;
1252    if (_e_main_hooks_walking == 0)
1253      {
1254         _e_main_hooks[mh->hookpoint] = eina_inlist_remove(_e_main_hooks[mh->hookpoint],
1255                                                           EINA_INLIST_GET(mh));
1256         free(mh);
1257      }
1258    else
1259      _e_main_hooks_delete++;
1260 }
1261
1262 E_API void
1263 e_main_hook_call(E_Main_Hook_Point hookpoint)
1264 {
1265    if ((hookpoint < 0) || (hookpoint >= E_MAIN_HOOK_LAST)) return;
1266
1267    _e_main_hook_call(hookpoint, NULL);
1268 }