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[PATH_MAX], buf[PATH_MAX + PATH_MAX + 200];
 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
 332    /* for debugging by redirecting stdout & stderr of e to a log file to tail */
 333    setvbuf(stdout, NULL, _IONBF, 0);
 334    setvbuf(stderr, NULL, _IONBF, 0);
 335
 336 #ifdef TS_DO
 337    t0 = t1 = t2 = ecore_time_unix_get();
 338    printf("ESTART(main) %1.5f\n", t0);
 339 #endif
 340    TRACE_DS_BEGIN(MAIN:BEGIN STARTUP);
 341    TSB("Begin Startup");
 342    PRCTL("[Winsys] start of main");
 343
 344    /* trap deadly bug signals and allow some form of sane recovery */
 345    /* or ability to gdb attach and debug at this point - better than your */
 346    /* wm/desktop vanishing and not knowing what happened */
 347
 348    /* don't install SIGBUS handler */
 349    /* Wayland shm sets up a sigbus handler for catching invalid shm region */
 350    /* access. If we setup our sigbus handler here, then the wl-shm sigbus */
 351    /* handler will not function properly */
 352    s = e_util_env_get("NOTIFY_SOCKET");
 353    if (s)
 354      E_FREE(s);
 355    else
 356      {
 357         TSB("Signal Trap");
 358         action.sa_sigaction = e_sigseg_act;
 359         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 360         sigemptyset(&action.sa_mask);
 361         sigaction(SIGSEGV, &action, NULL);
 362
 363         action.sa_sigaction = e_sigill_act;
 364         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 365         sigemptyset(&action.sa_mask);
 366         sigaction(SIGILL, &action, NULL);
 367
 368         action.sa_sigaction = e_sigfpe_act;
 369         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 370         sigemptyset(&action.sa_mask);
 371         sigaction(SIGFPE, &action, NULL);
 372
 373         action.sa_sigaction = e_sigabrt_act;
 374         action.sa_flags = SA_NODEFER | SA_RESETHAND | SA_SIGINFO;
 375         sigemptyset(&action.sa_mask);
 376         sigaction(SIGABRT, &action, NULL);
 377         TSE("Signal Trap Done");
 378      }
 379
 380    TSB("Eina Init");
 381    if (!eina_init())
 382      {
 383         e_error_message_show(_("Enlightenment cannot initialize Eina!\n"));
 384         goto failed;
 385      }
 386    TSE("Eina Init Done");
 387    _e_main_shutdown_push(eina_shutdown);
 388
 389 #ifdef OBJECT_HASH_CHECK
 390    TSB("E_Object Hash Init");
 391    e_object_hash_init();
 392    TSE("E_Object Hash Init Done");
 393 #endif
 394
 395    TSB("E_Log Init");
 396    if (!e_log_init())
 397      {
 398         e_error_message_show(_("Enlightenment could not create a logging domain!\n"));
 399         goto failed;
 400      }
 401    TSE("E_Log Init Done");
 402    _e_main_shutdown_push(e_log_shutdown);
 403
 404    TSB("Determine Prefix");
 405    if (!e_prefix_determine(argv[0]))
 406      {
 407         fprintf(stderr,
 408                 "ERROR: Enlightenment cannot determine it's installed\n"
 409                 "       prefix from the system or argv[0].\n"
 410                 "       This is because it is not on Linux AND has been\n"
 411                 "       executed strangely. This is unusual.\n");
 412      }
 413    TSE("Determine Prefix Done");
 414
 415    TSB("Parse Arguments");
 416    _e_main_parse_arguments(argc, argv);
 417    TSE("Parse Arguments Done");
 418
 419    /*** Initialize Core EFL Libraries We Need ***/
 420
 421    TSB("Eet Init");
 422    if (!eet_init())
 423      {
 424         e_error_message_show(_("Enlightenment cannot initialize Eet!\n"));
 425         goto failed;
 426      }
 427    TSE("Eet Init Done");
 428    _e_main_shutdown_push(eet_shutdown);
 429
 430    /* Allow ecore to not load system modules.
 431     * Without it ecore_init will block until dbus authentication
 432     * and registration are complete.
 433     */
 434    ecore_app_no_system_modules();
 435
 436    TSB("Ecore Init");
 437    if (!ecore_init())
 438      {
 439         e_error_message_show(_("Enlightenment cannot initialize Ecore!\n"));
 440         goto failed;
 441      }
 442    TSE("Ecore Init Done");
 443    _e_main_shutdown_push(ecore_shutdown);
 444
 445    TSB("EIO Init");
 446    if (!eio_init())
 447      {
 448         e_error_message_show(_("Enlightenment cannot initialize EIO!\n"));
 449         goto failed;
 450      }
 451    TSE("EIO Init Done");
 452    _e_main_shutdown_push(eio_shutdown);
 453
 454    TSB("Ecore Event Handlers");
 455    if (!ecore_event_handler_add(ECORE_EVENT_SIGNAL_EXIT,
 456                                 _e_main_cb_signal_exit, NULL))
 457      {
 458         e_error_message_show(_("Enlightenment cannot set up an exit signal handler.\n"
 459                                "Perhaps you are out of memory?"));
 460         goto failed;
 461      }
 462    if (!ecore_event_handler_add(ECORE_EVENT_SIGNAL_HUP,
 463                                 _e_main_cb_signal_hup, NULL))
 464      {
 465         e_error_message_show(_("Enlightenment cannot set up a HUP signal handler.\n"
 466                                "Perhaps you are out of memory?"));
 467         goto failed;
 468      }
 469    TSE("Ecore Event Handlers Done");
 470
 471    TSB("Ecore_File Init");
 472    if (!ecore_file_init())
 473      {
 474         e_error_message_show(_("Enlightenment cannot initialize Ecore_File!\n"));
 475         goto failed;
 476      }
 477    TSE("Ecore_File Init Done");
 478    _e_main_shutdown_push(ecore_file_shutdown);
 479
 480    TSB("E_Util_File_Monitor Init");
 481    e_util_file_monitor_init();
 482    TSE("E_Util_File_Monitor Init Done");
 483    _e_main_shutdown_push(e_util_file_monitor_shutdown);
 484
 485    _idle_before = ecore_idle_enterer_before_add(_e_main_cb_idle_before, NULL);
 486
 487    TSB("XDG_DATA_DIRS Init");
 488    _xdg_data_dirs_augment();
 489    TSE("XDG_DATA_DIRS Init Done");
 490
 491    TSB("Ecore_Evas Init");
 492    if (!ecore_evas_init())
 493      {
 494         e_error_message_show(_("Enlightenment cannot initialize Ecore_Evas!\n"));
 495         goto failed;
 496      }
 497    TSE("Ecore_Evas Init Done");
 498
 499    TSB("Edje Init");
 500    if (!edje_init())
 501      {
 502         e_error_message_show(_("Enlightenment cannot initialize Edje!\n"));
 503         goto failed;
 504      }
 505    TSE("Edje Init Done");
 506    _e_main_shutdown_push(edje_shutdown);
 507
 508    /*** Initialize E Subsystems We Need ***/
 509
 510    TSB("E User Init");
 511    if (!e_user_init())
 512      {
 513         e_error_message_show(_("Enlightenment cannot set up user home path\n"));
 514         goto failed;
 515      }
 516    TSE("E User Init Done");
 517    _e_main_shutdown_push(e_user_shutdown);
 518
 519    TSB("E Directories Init");
 520    /* setup directories we will be using for configurations storage etc. */
 521    if (!_e_main_dirs_init())
 522      {
 523         e_error_message_show(_("Enlightenment cannot create directories in your home directory.\n"
 524                                "Perhaps you have no home directory or the disk is full?"));
 525         goto failed;
 526      }
 527    TSE("E Directories Init Done");
 528    _e_main_shutdown_push(_e_main_dirs_shutdown);
 529
 530    TSB("E_Config Init");
 531    if (!e_config_init())
 532      {
 533         e_error_message_show(_("Enlightenment cannot set up its config system.\n"));
 534         goto failed;
 535      }
 536    TSE("E_Config Init Done");
 537    _e_main_shutdown_push(e_config_shutdown);
 538
 539    TSB("E_Env Init");
 540    if (!e_env_init())
 541      {
 542         e_error_message_show(_("Enlightenment cannot set up its environment.\n"));
 543         goto failed;
 544      }
 545    TSE("E_Env Init Done");
 546    _e_main_shutdown_push(e_env_shutdown);
 547
 548    ecore_exe_run_priority_set(e_config->priority);
 549
 550    TSB("E Paths Init");
 551    if (!_e_main_path_init())
 552      {
 553         e_error_message_show(_("Enlightenment cannot set up paths for finding files.\n"
 554                                "Perhaps you are out of memory?"));
 555         goto failed;
 556      }
 557    TSE("E Paths Init Done");
 558    _e_main_shutdown_push(_e_main_path_shutdown);
 559
 560    ecore_animator_frametime_set(1.0 / e_config->framerate);
 561
 562    TSB("E_Theme Init");
 563    if (!e_theme_init())
 564      {
 565         e_error_message_show(_("Enlightenment cannot set up its theme system.\n"));
 566         goto failed;
 567      }
 568    TSE("E_Theme Init Done");
 569    _e_main_shutdown_push(e_theme_shutdown);
 570
 571    TSB("E_Actions Init");
 572    if (!e_actions_init())
 573      {
 574         e_error_message_show(_("Enlightenment cannot set up its actions system.\n"));
 575         goto failed;
 576      }
 577    TSE("E_Actions Init Done");
 578    _e_main_shutdown_push(e_actions_shutdown);
 579
 580    /* these just add event handlers and can't fail
 581     * timestamping them is dumb.
 582     */
 583    e_screensaver_preinit();
 584    e_zone_init();
 585    e_desk_init();
 586    e_slot_init();
 587    e_magnifier_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    TSB("E_Msg Init");
 603    if (!e_msg_init())
 604      {
 605         e_error_message_show(_("Enlightenment cannot set up its msg system."));
 606         goto failed;
 607      }
 608    TSE("E_Msg Init Done");
 609    _e_main_shutdown_push(e_msg_shutdown);
 610
 611    e_module_event_init();
 612
 613    TSB("E_Pointer Init");
 614    if (!e_pointer_init())
 615      {
 616         e_error_message_show(_("Enlightenment cannot set up its pointer system.\n"));
 617         goto failed;
 618      }
 619    TSE("E_Pointer Init Done");
 620    _e_main_shutdown_push(e_pointer_shutdown);
 621
 622    TRACE_DS_BEGIN(MAIN:SCREEN INIT);
 623    TSB("Screens Init");
 624    if (!_e_main_screens_init())
 625      {
 626         e_error_message_show(_("Enlightenment set up window management for all the screens on your system\n"
 627                                "failed. Perhaps another window manager is running?\n"));
 628         goto failed;
 629      }
 630    TSE("Screens Init Done");
 631    _e_main_shutdown_push(_e_main_screens_shutdown);
 632    TRACE_DS_END();
 633
 634    TSB("E_Devicemgr Init");
 635    if (!e_devicemgr_init())
 636      {
 637         e_error_message_show(_("Enlightenment cannot set up its device_manager system.\n"));
 638         goto failed;
 639      }
 640    TSE("E_Devicemgr Init Done");
 641    _e_main_shutdown_push(e_devicemgr_shutdown);
 642
 643    TSB("E_Keyrouter Init");
 644    if (!e_keyrouter_init())
 645      {
 646         e_error_message_show(_("Enlightenment cannot set up its keyrouting system.\n"));
 647         goto failed;
 648      }
 649    TSE("E_Keyrouter Init Done");
 650    _e_main_shutdown_push(e_keyrouter_shutdown);
 651
 652    if (e_config->eom_enable)
 653      {
 654         TSB("Eom Init");
 655         if (!e_eom_init())
 656           {
 657              e_error_message_show(_("Enlightenment cannot set up eom.\n"));
 658              goto failed;
 659           }
 660         TSE("Eom Init Done");
 661         _e_main_shutdown_push(e_eom_shutdown);
 662      }
 663
 664    TSB("E_Screensaver Init");
 665    if (!e_screensaver_init())
 666      {
 667         e_error_message_show(_("Enlightenment cannot configure the X screensaver.\n"));
 668         goto failed;
 669      }
 670    TSE("E_Screensaver Init Done");
 671    _e_main_shutdown_push(e_screensaver_shutdown);
 672
 673    TSB("E_Comp Freeze");
 674    e_comp_all_freeze();
 675    TSE("E_Comp Freeze Done");
 676
 677    TSB("E_Grabinput Init");
 678    if (!e_grabinput_init())
 679      {
 680         e_error_message_show(_("Enlightenment cannot set up its grab input handling system.\n"));
 681         goto failed;
 682      }
 683    TSE("E_Grabinput Init Done");
 684    _e_main_shutdown_push(e_grabinput_shutdown);
 685
 686    TS("E_Gesture Init");
 687    e_gesture_init();
 688    _e_main_shutdown_push(e_gesture_shutdown);
 689
 690    ecore_event_handler_add(E_EVENT_MODULE_INIT_END, _e_main_deferred_job_schedule, NULL);
 691
 692    TSB("E_Module Init");
 693    if (!e_module_init())
 694      {
 695         e_error_message_show(_("Enlightenment cannot set up its module system.\n"));
 696         goto failed;
 697      }
 698    TSE("E_Module Init Done");
 699    _e_main_shutdown_push(e_module_shutdown);
 700
 701    TSB("E_Mouse Init");
 702    if (!e_mouse_update())
 703      {
 704         e_error_message_show(_("Enlightenment cannot configure the mouse settings.\n"));
 705         goto failed;
 706      }
 707    TSE("E_Mouse Init Done");
 708
 709    TSB("E_Icon Init");
 710    if (!e_icon_init())
 711      {
 712         e_error_message_show(_("Enlightenment cannot initialize the Icon Cache system.\n"));
 713         goto failed;
 714      }
 715    TSE("E_Icon Init Done");
 716    _e_main_shutdown_push(e_icon_shutdown);
 717
 718    if (e_config->use_e_policy)
 719      {
 720         TSB("E_Policy Init");
 721         if (!e_policy_init())
 722           {
 723              e_error_message_show(_("Enlightenment cannot setup policy system!\n"));
 724              goto failed;
 725           }
 726         TSE("E_Policy Init Done");
 727         _e_main_shutdown_push(e_policy_shutdown);
 728      }
 729
 730    TSB("E_Process Init");
 731    if (!e_process_init())
 732      {
 733         e_error_message_show(_("Enlightenment cannot setup process managing system!\n"));
 734         goto failed;
 735      }
 736    TSE("E_Process Init Done");
 737    _e_main_shutdown_push(e_process_shutdown);
 738
 739    TSB("E_Security Init");
 740    if (!e_security_init())
 741      {
 742         e_error_message_show(_("Enlightenment cannot setup security system!\n"));
 743         goto failed;
 744      }
 745    TSE("E_Security Init Done");
 746    _e_main_shutdown_push(e_security_shutdown);
 747
 748    TSB("Load Modules");
 749    e_module_all_load();
 750    TSE("Load Modules Done");
 751
 752    TSB("E_Comp Thaw");
 753    e_comp_all_thaw();
 754    TSE("E_Comp Thaw Done");
 755
 756    if (e_config->use_thread_max_cpu)
 757      {
 758         int cpus;
 759
 760         cpus = eina_cpu_count();
 761         if (cpus >= 1)
 762           {
 763              TSM("Set ecore thread max");
 764              ecore_thread_max_set(cpus);
 765           }
 766      }
 767
 768    _idle_after = ecore_idle_enterer_add(_e_main_cb_idle_after, NULL);
 769
 770    starting = EINA_FALSE;
 771
 772    TSM("MAIN LOOP AT LAST");
 773
 774    if (e_config->create_wm_ready)
 775      _e_main_create_wm_ready();
 776
 777    TRACE_DS_END();
 778
 779 #ifdef HAVE_SYSTEMD
 780    TSM("[WM] Send start-up completion");
 781    sd_notify(0, "READY=1");
 782 #else
 783    TSM("[WM] Skip sending start-up completion. (no systemd)");
 784 #endif
 785    ecore_main_loop_begin();
 786
 787    ELOGF("COMP", "STOPPING enlightenment...", NULL);
 788    stopping = EINA_TRUE;
 789
 790    _e_main_desk_save();
 791    e_comp_internal_save();
 792
 793    _e_main_shutdown(0);
 794
 795    e_prefix_shutdown();
 796
 797    return 0;
 798
 799 failed:
 800    TSE("INIT FAILED");
 801    TRACE_DS_END();
 802    _e_main_shutdown(-1);
 803 }
 804
 805 E_API double
 806 e_main_ts(const char *str)
 807 {
 808    double ret;
 809    t1 = ecore_time_unix_get();
 810    printf("ESTART: %1.5f [%1.5f] - %s\n", t1 - t0, t1 - t2, str);
 811    ret = t1 - t2;
 812    t2 = t1;
 813    return ret;
 814 }
 815
 816 E_API double
 817 e_main_ts_begin(const char *str)
 818 {
 819    TRACE_DS_BEGIN(ESTART: %s, str);
 820    return e_main_ts(str);
 821 }
 822
 823 E_API double
 824 e_main_ts_end(const char *str)
 825 {
 826    TRACE_DS_END();
 827    return e_main_ts(str);
 828 }
 829
 830 /* local functions */
 831 static void
 832 _e_main_shutdown(int errcode)
 833 {
 834    int i = 0;
 835    char buf[PATH_MAX];
 836    char *dir;
 837
 838    printf("E: Begin Shutdown Procedure!\n");
 839
 840    E_FREE_LIST(hooks, e_main_hook_del);
 841
 842    if (_idle_before) ecore_idle_enterer_del(_idle_before);
 843    _idle_before = NULL;
 844    if (_idle_after) ecore_idle_enterer_del(_idle_after);
 845    _idle_after = NULL;
 846
 847    dir = e_util_env_get("XDG_RUNTIME_DIR");
 848    if (dir)
 849      {
 850         char buf_env[PATH_MAX - 12];
 851         snprintf(buf_env, sizeof(buf_env), "%s", dir);
 852         snprintf(buf, sizeof(buf), "%s/.e-deleteme", buf_env);
 853         if (ecore_file_exists(buf)) ecore_file_recursive_rm(buf_env);
 854         E_FREE(dir);
 855      }
 856    for (i = (_e_main_lvl - 1); i >= 0; i--)
 857      (*_e_main_shutdown_func[i])();
 858 #ifdef OBJECT_HASH_CHECK
 859    e_object_hash_shutdown();
 860 #endif
 861    if (errcode < 0) exit(errcode);
 862 }
 863
 864 static void
 865 _e_main_shutdown_push(int (*func)(void))
 866 {
 867    _e_main_lvl++;
 868    if (_e_main_lvl > MAX_LEVEL)
 869      {
 870         _e_main_lvl--;
 871         e_error_message_show("WARNING: too many init levels. MAX = %i\n",
 872                              MAX_LEVEL);
 873         return;
 874      }
 875    _e_main_shutdown_func[_e_main_lvl - 1] = func;
 876 }
 877
 878 static void
 879 _e_main_parse_arguments(int argc, char **argv)
 880 {
 881    int i = 0;
 882
 883    /* handle some command-line parameters */
 884    for (i = 1; i < argc; i++)
 885      {
 886         if ((!strcmp(argv[i], "-profile")) && (i < (argc - 1)))
 887           {
 888              i++;
 889              if (!getenv("E_CONF_PROFILE"))
 890                e_util_env_set("E_CONF_PROFILE", argv[i]);
 891           }
 892         else if ((!strcmp(argv[i], "-version")) ||
 893                  (!strcmp(argv[i], "--version")))
 894           {
 895              printf(_("Version: %s\n"), PACKAGE_VERSION);
 896              _e_main_shutdown(-1);
 897           }
 898         else if ((!strcmp(argv[i], "-h")) ||
 899                  (!strcmp(argv[i], "-help")) ||
 900                  (!strcmp(argv[i], "--help")))
 901           {
 902              printf
 903                (_(
 904                  "Options:\n"
 905                  "\t-profile CONF_PROFILE\n"
 906                  "\t\tUse the configuration profile CONF_PROFILE instead of the user selected default or just \"default\".\n"
 907                  "\t-version\n"
 908                  )
 909                );
 910              _e_main_shutdown(-1);
 911           }
 912      }
 913 }
 914
 915 static Eina_Bool
 916 _e_main_cb_signal_exit(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 917 {
 918    /* called on ctrl-c, kill (pid) (also SIGINT, SIGTERM and SIGQIT) */
 919    ecore_main_loop_quit();
 920    return ECORE_CALLBACK_RENEW;
 921 }
 922
 923 static Eina_Bool
 924 _e_main_cb_signal_hup(void *data EINA_UNUSED, int ev_type EINA_UNUSED, void *ev EINA_UNUSED)
 925 {
 926    ecore_main_loop_quit();
 927    return ECORE_CALLBACK_RENEW;
 928 }
 929
 930 static int
 931 _e_main_dirs_init(void)
 932 {
 933    if(getenv("E_CONF_RO"))
 934      {
 935         return 1;
 936      }
 937
 938    const char *base;
 939    const char *dirs[] =
 940    {
 941       "backgrounds",
 942       "config",
 943       "themes",
 944       NULL
 945    };
 946
 947    base = e_user_dir_get();
 948    if (ecore_file_mksubdirs(base, dirs) != sizeof(dirs) / sizeof(dirs[0]) - 1)
 949      {
 950         e_error_message_show("Could not create one of the required "
 951                              "subdirectories of '%s'\n", base);
 952         return 0;
 953      }
 954
 955    return 1;
 956 }
 957
 958 static int
 959 _e_main_dirs_shutdown(void)
 960 {
 961    return 1;
 962 }
 963
 964 static int
 965 _e_main_path_init(void)
 966 {
 967    char buf[PATH_MAX];
 968
 969    /* setup data paths */
 970    path_data = e_path_new();
 971    if (!path_data)
 972      {
 973         e_error_message_show("Cannot allocate path for path_data\n");
 974         return 0;
 975      }
 976    e_prefix_data_concat_static(buf, "data");
 977    e_path_default_path_append(path_data, buf);
 978
 979    /* setup image paths */
 980    path_images = e_path_new();
 981    if (!path_images)
 982      {
 983         e_error_message_show("Cannot allocate path for path_images\n");
 984         return 0;
 985      }
 986    e_user_dir_concat_static(buf, "/images");
 987    e_path_default_path_append(path_images, buf);
 988    e_prefix_data_concat_static(buf, "data/images");
 989    e_path_default_path_append(path_images, buf);
 990
 991    /* setup font paths */
 992    path_fonts = e_path_new();
 993    if (!path_fonts)
 994      {
 995         e_error_message_show("Cannot allocate path for path_fonts\n");
 996         return 0;
 997      }
 998    e_user_dir_concat_static(buf, "/fonts");
 999    e_path_default_path_append(path_fonts, buf);
1000    e_prefix_data_concat_static(buf, "data/fonts");
1001    e_path_default_path_append(path_fonts, buf);
1002
1003    /* setup icon paths */
1004    path_icons = e_path_new();
1005    if (!path_icons)
1006      {
1007         e_error_message_show("Cannot allocate path for path_icons\n");
1008         return 0;
1009      }
1010    e_user_dir_concat_static(buf, "/icons");
1011    e_path_default_path_append(path_icons, buf);
1012    e_prefix_data_concat_static(buf, "data/icons");
1013    e_path_default_path_append(path_icons, buf);
1014
1015    /* setup module paths */
1016    path_modules = e_path_new();
1017    if (!path_modules)
1018      {
1019         e_error_message_show("Cannot allocate path for path_modules\n");
1020         return 0;
1021      }
1022    e_user_dir_concat_static(buf, "/modules");
1023    e_path_default_path_append(path_modules, buf);
1024    snprintf(buf, sizeof(buf), "%s/enlightenment/modules", e_prefix_lib_get());
1025    e_path_default_path_append(path_modules, buf);
1026    /* FIXME: eventually this has to go - moduels should have installers that
1027     * add appropriate install paths (if not installed to user homedir) to
1028     * e's module search dirs
1029     */
1030    snprintf(buf, sizeof(buf), "%s/enlightenment/modules_extra", e_prefix_lib_get());
1031    e_path_default_path_append(path_modules, buf);
1032
1033    /* setup background paths */
1034    path_backgrounds = e_path_new();
1035    if (!path_backgrounds)
1036      {
1037         e_error_message_show("Cannot allocate path for path_backgrounds\n");
1038         return 0;
1039      }
1040    e_user_dir_concat_static(buf, "/backgrounds");
1041    e_path_default_path_append(path_backgrounds, buf);
1042    e_prefix_data_concat_static(buf, "data/backgrounds");
1043    e_path_default_path_append(path_backgrounds, buf);
1044
1045    path_messages = e_path_new();
1046    if (!path_messages)
1047      {
1048         e_error_message_show("Cannot allocate path for path_messages\n");
1049         return 0;
1050      }
1051    e_user_dir_concat_static(buf, "/locale");
1052    e_path_default_path_append(path_messages, buf);
1053    e_path_default_path_append(path_messages, e_prefix_locale_get());
1054
1055    return 1;
1056 }
1057
1058 static int
1059 _e_main_path_shutdown(void)
1060 {
1061    if (path_data)
1062      {
1063         e_object_del(E_OBJECT(path_data));
1064         path_data = NULL;
1065      }
1066    if (path_images)
1067      {
1068         e_object_del(E_OBJECT(path_images));
1069         path_images = NULL;
1070      }
1071    if (path_fonts)
1072      {
1073         e_object_del(E_OBJECT(path_fonts));
1074         path_fonts = NULL;
1075      }
1076    if (path_icons)
1077      {
1078         e_object_del(E_OBJECT(path_icons));
1079         path_icons = NULL;
1080      }
1081    if (path_modules)
1082      {
1083         e_object_del(E_OBJECT(path_modules));
1084         path_modules = NULL;
1085      }
1086    if (path_backgrounds)
1087      {
1088         e_object_del(E_OBJECT(path_backgrounds));
1089         path_backgrounds = NULL;
1090      }
1091    if (path_messages)
1092      {
1093         e_object_del(E_OBJECT(path_messages));
1094         path_messages = NULL;
1095      }
1096    return 1;
1097 }
1098
1099 static int
1100 _e_main_screens_init(void)
1101 {
1102    TSB("\tscreens: client");
1103    if (!e_client_init()) return 0;
1104    TSE("\tscreens: client Done");
1105
1106    TSB("Compositor Init");
1107    PRCTL("[Winsys] start of compositor init");
1108    if (!e_comp_init())
1109      {
1110         e_error_message_show(_("Enlightenment cannot create a compositor.\n"));
1111         _e_main_shutdown(-1);
1112      }
1113    TSE("Compositor Init Done");
1114
1115    PRCTL("[Winsys] end of compositor init");
1116    _e_main_desk_restore();
1117
1118    return 1;
1119 }
1120
1121 static int
1122 _e_main_screens_shutdown(void)
1123 {
1124    e_win_shutdown();
1125    e_comp_shutdown();
1126    e_client_shutdown();
1127
1128    e_magnifier_shutdown();
1129    e_slot_shutdown();
1130    e_desk_shutdown();
1131    e_zone_shutdown();
1132    return 1;
1133 }
1134
1135 static void
1136 _e_main_desk_save(void)
1137 {
1138    const Eina_List *l;
1139    char env[1024], name[1024];
1140    E_Zone *zone;
1141
1142    EINA_LIST_FOREACH(e_comp->zones, l, zone)
1143      {
1144         snprintf(name, sizeof(name), "DESK_%d_%d", 0, zone->num);
1145         snprintf(env, sizeof(env), "%d,%d", zone->desk_x_current, zone->desk_y_current);
1146         e_util_env_set(name, env);
1147      }
1148 }
1149
1150 static void
1151 _e_main_desk_restore(void)
1152 {
1153    E_Client *ec;
1154
1155    E_CLIENT_REVERSE_FOREACH(ec)
1156      if ((!e_client_util_ignored_get(ec)) && e_client_util_desk_visible(ec, e_desk_current_get(ec->zone)))
1157        {
1158           ec->want_focus = ec->take_focus = 1;
1159           break;
1160        }
1161 }
1162
1163 static Eina_Bool
1164 _e_main_cb_idle_before(void *data EINA_UNUSED)
1165 {
1166    e_client_idler_before();
1167    edje_thaw();
1168    return ECORE_CALLBACK_RENEW;
1169 }
1170
1171 static Eina_Bool
1172 _e_main_cb_idle_after(void *data EINA_UNUSED)
1173 {
1174    static int first_idle = 1;
1175
1176    eet_clearcache();
1177    edje_freeze();
1178
1179    if (first_idle)
1180      {
1181         TSM("SLEEP");
1182         first_idle = 0;
1183      }
1184
1185    return ECORE_CALLBACK_RENEW;
1186 }
1187
1188 static void
1189 _e_main_create_wm_ready(void)
1190 {
1191    FILE *_wmready_checker = NULL;
1192    const char *path_wm_ready = "/run/.wm_ready";
1193
1194    if (!e_util_file_realpath_check(path_wm_ready, EINA_TRUE))
1195      {
1196         WRN("%s is maybe link, so delete it\n", path_wm_ready);
1197      }
1198
1199    _wmready_checker = fopen(path_wm_ready, "wb");
1200    if (_wmready_checker)
1201      {
1202         TSM("[WM] WINDOW MANAGER is READY!!!");
1203         PRCTL("[Winsys] WINDOW MANAGER is READY!!!");
1204         fclose(_wmready_checker);
1205
1206         /*TODO: Next lines should be removed. */
1207         FILE *_tmp_wm_ready_checker;
1208
1209         _tmp_wm_ready_checker = fopen(path_wm_ready, "wb");
1210
1211         if (_tmp_wm_ready_checker)
1212           {
1213              TSM("[WM] temporary wm_ready path is created.");
1214              PRCTL("[Winsys] temporary wm_ready path is created.");
1215              fclose(_tmp_wm_ready_checker);
1216           }
1217         else
1218           {
1219              TSM("[WM] temporary wm_ready path create failed.");
1220              PRCTL("[Winsys] temporary wm_ready path create failed.");
1221           }
1222      }
1223    else
1224      {
1225         TSM("[WM] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1226         PRCTL("[Winsys] WINDOW MANAGER is READY. BUT, failed to create .wm_ready file.");
1227      }
1228 }
1229
1230 static void
1231 _e_main_hooks_clean(void)
1232 {
1233    Eina_Inlist *l;
1234    E_Main_Hook *mh;
1235    unsigned int x;
1236
1237    for (x = 0; x < E_MAIN_HOOK_LAST; x++)
1238      EINA_INLIST_FOREACH_SAFE(_e_main_hooks[x], l, mh)
1239        {
1240           if (!mh->delete_me) continue;
1241           _e_main_hooks[x] = eina_inlist_remove(_e_main_hooks[x],
1242                                                 EINA_INLIST_GET(mh));
1243           free(mh);
1244        }
1245 }
1246
1247 static void
1248 _e_main_hook_call(E_Main_Hook_Point hookpoint, void *data EINA_UNUSED)
1249 {
1250    E_Main_Hook *mh;
1251
1252    _e_main_hooks_walking++;
1253    EINA_INLIST_FOREACH(_e_main_hooks[hookpoint], mh)
1254      {
1255         if (mh->delete_me) continue;
1256         mh->func(mh->data);
1257      }
1258    _e_main_hooks_walking--;
1259    if ((_e_main_hooks_walking == 0) && (_e_main_hooks_delete > 0))
1260      _e_main_hooks_clean();
1261 }
1262
1263 E_API E_Main_Hook *
1264 e_main_hook_add(E_Main_Hook_Point hookpoint, E_Main_Hook_Cb func, const void *data)
1265 {
1266    E_Main_Hook *mh;
1267
1268    EINA_SAFETY_ON_TRUE_RETURN_VAL(hookpoint >= E_MAIN_HOOK_LAST, NULL);
1269    mh = E_NEW(E_Main_Hook, 1);
1270    EINA_SAFETY_ON_NULL_RETURN_VAL(mh, NULL);
1271    mh->hookpoint = hookpoint;
1272    mh->func = func;
1273    mh->data = (void*)data;
1274    _e_main_hooks[hookpoint] = eina_inlist_append(_e_main_hooks[hookpoint],
1275                                                  EINA_INLIST_GET(mh));
1276    return mh;
1277 }
1278
1279 E_API void
1280 e_main_hook_del(E_Main_Hook *mh)
1281 {
1282    mh->delete_me = 1;
1283    if (_e_main_hooks_walking == 0)
1284      {
1285         _e_main_hooks[mh->hookpoint] = eina_inlist_remove(_e_main_hooks[mh->hookpoint],
1286                                                           EINA_INLIST_GET(mh));
1287         free(mh);
1288      }
1289    else
1290      _e_main_hooks_delete++;
1291 }
1292
1293 E_API void
1294 e_main_hook_call(E_Main_Hook_Point hookpoint)
1295 {
1296    if ((hookpoint < 0) || (hookpoint >= E_MAIN_HOOK_LAST)) return;
1297
1298    _e_main_hook_call(hookpoint, NULL);
1299 }