test/at_spi2_tool.c

   1 #include "atspi/atspi.h"
   2 #include <stdio.h>
   3 #include <stdlib.h>
   4 #include <string.h>
   5 #include <getopt.h>
   6 #include <stdbool.h>
   7 #include <gio/gio.h>
   8
   9 #define ERROR_STATE -1
  10 #define SAFE_BUFFER_SIZE 2048
  11 #define CHECK_OUTPUT_WIDTH 42
  12 #define MINIMAL_MODULE_WIDTH 3
  13 #define ATTR_WIDTH 50
  14 #define NUMBER_WIDTH 6
  15 #define ARRAY_SIZE(x)  (sizeof(x) / sizeof((x)[0]))
  16 #define COLUMN_NO 3
  17 #define FLAG_NO 3
  18 #define DUMP 0
  19 #define CHECK 1
  20 #define FIRST_MATCH 2
  21 #define VERSION "1.1"
  22
  23 static unsigned indent_width = 2;
  24 static int module_name_limit = -1;
  25
  26 static const char* atspi_state_names[] = {
  27         [ATSPI_STATE_INVALID] = "INVALID",
  28         [ATSPI_STATE_ACTIVE] = "ACTIVE",
  29         [ATSPI_STATE_ARMED] = "ARMED",
  30         [ATSPI_STATE_BUSY] =  "BUSY",
  31         [ATSPI_STATE_CHECKED] = "CHECKED",
  32         [ATSPI_STATE_COLLAPSED] = "COLLAPSED",
  33         [ATSPI_STATE_DEFUNCT] = "DEFUNCT",
  34         [ATSPI_STATE_EDITABLE] = "EDITABLE",
  35         [ATSPI_STATE_ENABLED] = "ENABLED",
  36         [ATSPI_STATE_EXPANDABLE] = "EXPANDABLE",
  37         [ATSPI_STATE_EXPANDED] = "EXPANDED",
  38         [ATSPI_STATE_FOCUSABLE] = "FOCUSABLE",
  39         [ATSPI_STATE_FOCUSED] = "FOCUSED",
  40         [ATSPI_STATE_HAS_TOOLTIP] = "HAS_TOOLTIP",
  41         [ATSPI_STATE_HORIZONTAL] = "HORIZONTAL",
  42         [ATSPI_STATE_ICONIFIED] = "ICONIFIED",
  43         [ATSPI_STATE_MULTI_LINE] = "MULTI_LINE",
  44         [ATSPI_STATE_MULTISELECTABLE] = "MULTISELECTABLE",
  45         [ATSPI_STATE_OPAQUE] = "OPAQUE",
  46         [ATSPI_STATE_PRESSED] = "PRESSED",
  47         [ATSPI_STATE_RESIZABLE] = "RESIZABLE",
  48         [ATSPI_STATE_SELECTABLE] = "SELECTABLE",
  49         [ATSPI_STATE_SELECTED] = "SELECTED",
  50         [ATSPI_STATE_SENSITIVE] = "SENSITIVE",
  51         [ATSPI_STATE_SHOWING] = "SHOWING",
  52         [ATSPI_STATE_SINGLE_LINE] = "SINGLE_LINE",
  53         [ATSPI_STATE_STALE] = "STALE",
  54         [ATSPI_STATE_TRANSIENT] = "TRANSIENT",
  55         [ATSPI_STATE_VERTICAL] = "VERTICAL",
  56         [ATSPI_STATE_VISIBLE] = "VISIBLE",
  57         [ATSPI_STATE_MANAGES_DESCENDANTS] = "MANAGES_DESCENDANTS",
  58         [ATSPI_STATE_INDETERMINATE] = "INDETERMINATE",
  59         [ATSPI_STATE_REQUIRED] = "REQUIRED",
  60         [ATSPI_STATE_TRUNCATED] = "TRUNCATED",
  61         [ATSPI_STATE_ANIMATED] = "ANIMATED",
  62         [ATSPI_STATE_INVALID_ENTRY] = "INVALID_ENTRY",
  63         [ATSPI_STATE_SUPPORTS_AUTOCOMPLETION] = "SUPPORTS_AUTOCOMPLETION",
  64         [ATSPI_STATE_SELECTABLE_TEXT] = "SELECTABLE_TEXT",
  65         [ATSPI_STATE_IS_DEFAULT] = "IS_DEFAULT",
  66         [ATSPI_STATE_VISITED] = "VISITED",
  67         [ATSPI_STATE_CHECKABLE] = "CHECKABLE",
  68         [ATSPI_STATE_MODAL] = "MODAL",
  69         [ATSPI_STATE_HIGHLIGHTED] = "HIGHLIGHTED",
  70         [ATSPI_STATE_HIGHLIGHTABLE] = "HIGHLIGHTABLE",
  71         [ATSPI_STATE_HAS_POPUP] = "HAS_POPUP",
  72         [ATSPI_STATE_READ_ONLY] = "READ_ONLY",
  73         [ATSPI_STATE_LAST_DEFINED] = "LAST_DEFINED"
  74 };
  75
  76 typedef struct _Box_Size {
  77         char *x;
  78         char *y;
  79         char *height;
  80         char *width;
  81 } Box_Size;
  82
  83 char *_strdup(const char *c)
  84 {
  85         char *result = (char *)calloc(1, strlen(c) + 1);
  86         return result ? strcpy(result, c) : result;
  87 }
  88
  89 static char *_multiply_string(char c, unsigned number)
  90 {
  91         char *result = (char *)calloc(1, number + 1);
  92
  93         if (result == NULL)
  94                 return result;
  95
  96         memset(result, c, number);
  97
  98         return result;
  99 }
 100
 101 static void _print_module_legend()
 102 {
 103         printf("\n[[node],[node role name],[attributes list],[x,y,width,height],[node name],[states list][flow to node, flow from node]\n\n");
 104 }
 105
 106 static void _print_atspi_states_legend()
 107 {
 108         _print_module_legend();
 109
 110         int array_len = ARRAY_SIZE(atspi_state_names);
 111         int line_count = (array_len + COLUMN_NO - 1)/COLUMN_NO;
 112         for (int line_idx = 0; line_idx < line_count; line_idx++) {
 113                 if ((line_idx < line_count - 1) || (array_len % COLUMN_NO == 0)) {
 114                         printf("[%d]\t%-24s[%d]\t%-24s[%d]\t%s\n",
 115                                         line_idx * COLUMN_NO,
 116                                         atspi_state_names[line_idx * COLUMN_NO],
 117                                         (line_idx * COLUMN_NO) + 1,
 118                                         atspi_state_names[(line_idx * COLUMN_NO) + 1],
 119                                         (line_idx * COLUMN_NO) + 2,
 120                                         atspi_state_names[(line_idx * COLUMN_NO) + 2]);
 121                 } else if (array_len % COLUMN_NO == 2) {
 122                         printf("[%d]\t%-24s[%d]\t%s\n",
 123                                         line_idx * COLUMN_NO,
 124                                         atspi_state_names[line_idx * COLUMN_NO],
 125                                         (line_idx * COLUMN_NO) + 1,
 126                                         atspi_state_names[(line_idx * COLUMN_NO) + 1]);
 127                 } else {
 128                         printf("[%d]\t%s\n", line_idx * COLUMN_NO, atspi_state_names[line_idx * COLUMN_NO]);
 129                 }
 130         }
 131 }
 132
 133 static void _set_indent(int indent_size)
 134 {
 135         if (indent_size < 0) {
 136                 fprintf(stderr, "WARNING: Invalid indent size. Default value retained.\n");
 137                 return;
 138         }
 139
 140         indent_width = indent_size;
 141 }
 142
 143 static void _set_module_length_limit(int limit)
 144 {
 145         if (limit < MINIMAL_MODULE_WIDTH) {
 146                 fprintf(stderr, "WARNING: Invalid maximum field size. Default value retained.\n");
 147                 return;
 148         }
 149
 150         module_name_limit = limit;
 151 }
 152
 153 static int _int_sort_function(gconstpointer a, gconstpointer b)
 154 {
 155         int int_a = GPOINTER_TO_INT (a);
 156         int int_b = GPOINTER_TO_INT (b);
 157
 158         return int_a - int_b;
 159 }
 160
 161 static void _truncate_string(char *string, int length_limit)
 162 {
 163         if (length_limit < MINIMAL_MODULE_WIDTH || !string)
 164                 return;
 165
 166         int len = strlen(string);
 167
 168         if (len > length_limit)
 169                 memcpy(string + length_limit - 3, "...", 4);
 170 }
 171
 172 static size_t _combine_strings(char **destination, const char *source)
 173 {
 174         if (!source || !*source || !destination)
 175                 return 0;
 176
 177         size_t old_len = *destination ? strlen(*destination) : 0;
 178         size_t source_len = strlen(source);
 179         size_t len = old_len + source_len;
 180         char *buf = realloc(*destination, (len + 1) * sizeof(char));
 181
 182         if (!buf) {
 183                 fprintf(stderr, "_combine_strings: allocation failed");
 184                 return old_len;
 185         }
 186
 187         memcpy(buf + old_len, source, source_len + 1);
 188
 189         *destination = buf;
 190
 191         return len;
 192 }
 193
 194 static Box_Size *_get_box_size(AtspiAccessible *node)
 195 {
 196         Box_Size *box_size = (Box_Size *)malloc(sizeof(Box_Size));
 197         if (box_size == NULL)
 198                 return NULL;
 199
 200         char *x = NULL;
 201         char *y = NULL;
 202         char *width = NULL;
 203         char *height = NULL;
 204
 205         AtspiComponent *component = atspi_accessible_get_component_iface(node);
 206         AtspiRect *extent = component ? atspi_component_get_extents(component, ATSPI_COORD_TYPE_SCREEN, NULL) : NULL;
 207
 208         if (extent == NULL) {
 209                 _combine_strings(&x, "_");
 210                 _combine_strings(&y, "_");
 211                 _combine_strings(&width, "_");
 212                 _combine_strings(&height, "_");
 213         } else {
 214                 char temp_buff[NUMBER_WIDTH];
 215
 216                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->x);
 217                 _combine_strings(&x, temp_buff);
 218
 219                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->y);
 220                 _combine_strings(&y, temp_buff);
 221
 222                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->width);
 223                 _combine_strings(&width, temp_buff);
 224
 225                 snprintf(temp_buff, NUMBER_WIDTH, "%d", extent->height);
 226                 _combine_strings(&height, temp_buff);
 227
 228                 g_object_unref(component);
 229                 g_free(extent);
 230         }
 231
 232         box_size->x = x;
 233         box_size->y = y;
 234         box_size->width = width;
 235         box_size->height = height;
 236
 237         return box_size;
 238 }
 239
 240 static char *_get_states(AtspiAccessible *node, int length_limit)
 241 {
 242         AtspiStateSet *node_state_set = atspi_accessible_get_state_set(node);
 243         GArray *states = atspi_state_set_get_states(node_state_set);
 244         if (!states) return NULL;
 245         g_array_sort(states, _int_sort_function);
 246
 247         AtspiStateType state_type;
 248         char *state_string = NULL;
 249
 250         for (int i = 0; i < states->len; i++) {
 251                 state_type = g_array_index(states, AtspiStateType, i);
 252
 253                 char node_state_str[8];
 254                 sprintf(node_state_str, "(%d)", state_type);
 255                 _combine_strings(&state_string, node_state_str);
 256         }
 257
 258         g_array_free(states, 0);
 259         g_object_unref(node_state_set);
 260
 261         _truncate_string(state_string, length_limit);
 262
 263         return state_string;
 264 }
 265
 266 static char *_get_attributes(AtspiAccessible *node, int length_limit)
 267 {
 268         GHashTable *attributes = atspi_accessible_get_attributes(node, NULL);
 269
 270         if (!attributes)
 271                 return NULL;
 272
 273         GHashTableIter attributes_iter;
 274         gpointer attr_key;
 275         gpointer attr_value;
 276         g_hash_table_iter_init (&attributes_iter, attributes);
 277         char *result = NULL;
 278         while (g_hash_table_iter_next (&attributes_iter, &attr_key, &attr_value)) {
 279                 char attributes_string[ATTR_WIDTH];
 280                 int ret = snprintf(attributes_string, ATTR_WIDTH, "(%s=%s)", (char *)attr_key, (char *)attr_value);
 281                 if (ret >= ATTR_WIDTH)
 282                         fprintf(stderr, "\n_get_attributes: generated string is too long. Buffer overflow\n");
 283
 284                 _combine_strings(&result, attributes_string);
 285         }
 286         g_hash_table_unref(attributes);
 287
 288         _truncate_string(result, length_limit);
 289         return result;
 290 }
 291
 292 static char *_get_object_in_relation(AtspiAccessible *source, AtspiRelationType search_type)
 293 {
 294         if (source == NULL)
 295                 return "";
 296
 297         GArray *relations = atspi_accessible_get_relation_set(source, NULL);
 298
 299         if (relations == NULL)
 300                 return "";
 301
 302         AtspiAccessible *ret = NULL;
 303         for (int i = 0; i < relations->len; ++i) {
 304                 AtspiRelation *relation = g_array_index(relations, AtspiRelation *, i);
 305                 AtspiRelationType type = atspi_relation_get_relation_type(relation);
 306
 307                 if (type == search_type) {
 308                         ret = atspi_relation_get_target(relation, 0);
 309                         break;
 310                 }
 311         }
 312
 313         g_array_free(relations, TRUE);
 314
 315         return ret ? atspi_accessible_get_unique_id(ret, NULL) : g_strdup("");
 316 }
 317
 318 static char *_get_info(AtspiAccessible *node, int length_limit)
 319 {
 320         if (!node)
 321                 return NULL;
 322
 323         char *node_name = atspi_accessible_get_name(node, NULL);
 324         char *node_role_name = atspi_accessible_get_role_name(node, NULL);
 325         char *unique_id = atspi_accessible_get_unique_id(node, NULL);
 326
 327         char *attributes = _get_attributes(node, length_limit);
 328         Box_Size *box_size = _get_box_size(node);
 329         char *states = _get_states(node, length_limit);
 330
 331         char *flows_to = _get_object_in_relation(node, ATSPI_RELATION_FLOWS_TO);
 332         char *flows_from = _get_object_in_relation(node, ATSPI_RELATION_FLOWS_FROM);
 333
 334         char result[SAFE_BUFFER_SIZE];
 335         int ret = snprintf(result, SAFE_BUFFER_SIZE, "[[%s],[%s],[%s],[%s,%s,%s,%s],[%s],[%s],[%s,%s]]",
 336                                                 unique_id,
 337                                                 node_role_name,
 338                                                 attributes,
 339                                                 box_size->x,
 340                                                 box_size->y,
 341                                                 box_size->width,
 342                                                 box_size->height,
 343                                                 node_name,
 344                                                 states,
 345                                                 flows_to,
 346                                                 flows_from);
 347
 348         if (ret >= SAFE_BUFFER_SIZE)
 349                 fprintf(stderr, "\n%s, %s %d: generated string is too long. Buffer overflow\n", __FILE__, __FUNCTION__, __LINE__);
 350
 351         free(node_name);
 352         free(node_role_name);
 353         free(unique_id);
 354         free(attributes);
 355         if (box_size) {
 356                 free(box_size->width);
 357                 free(box_size->height);
 358                 free(box_size);
 359         }
 360         free(states);
 361         free(flows_to);
 362         free(flows_from);
 363
 364         return _strdup(result);
 365 }
 366
 367 static void _test_atspi_parent_child_relation(AtspiAccessible *obj, AtspiAccessible *parent_candidate, int parent_candidate_index)
 368 {
 369         int parent_index = atspi_accessible_get_index_in_parent(obj, NULL);
 370         AtspiAccessible *parent = atspi_accessible_get_parent(obj, NULL);
 371
 372         char output[CHECK_OUTPUT_WIDTH];
 373         if (parent_index != parent_candidate_index || parent_candidate != parent) {
 374                 char parent_status[NUMBER_WIDTH];
 375
 376                 if (parent == NULL)
 377                         strcpy(parent_status, "_");
 378                 else
 379                         snprintf(parent_status, NUMBER_WIDTH, "%d", parent_index);
 380
 381                 char *parent_unique_id = atspi_accessible_get_unique_id(parent, NULL);
 382                 char *parent_candidate_unique_id = atspi_accessible_get_unique_id(parent_candidate, NULL);
 383                 snprintf(output, CHECK_OUTPUT_WIDTH, "[FAIL<%d,%s><%s,%s>]", parent_candidate_index, parent_status,
 384                                 parent_candidate_unique_id, parent_unique_id);
 385                 free(parent_unique_id);
 386                 free(parent_candidate_unique_id);
 387
 388         } else {
 389                 snprintf(output, CHECK_OUTPUT_WIDTH, "[OK]");
 390         }
 391
 392         printf("%-*s\t", CHECK_OUTPUT_WIDTH, output);
 393 }
 394
 395 static int _print_atspi_tree_verify_maybe_r(int indent_number, AtspiAccessible *object, bool check_integrity, int length_limit)
 396 {
 397         char *indent = _multiply_string(' ', indent_number*indent_width);
 398         if (indent != NULL) {
 399                 printf("%s", indent);
 400                 free(indent);
 401         }
 402
 403         char *node_info = _get_info(object, length_limit);
 404         if (node_info != NULL) {
 405                 printf("%s\n", node_info);
 406                 free(node_info);
 407         }
 408
 409         int count = atspi_accessible_get_child_count(object, NULL);
 410         for (int i = 0; i < count; i++) {
 411                 AtspiAccessible *child = atspi_accessible_get_child_at_index(object, i, NULL);
 412                 if (child) {
 413                         if (check_integrity)
 414                                 _test_atspi_parent_child_relation(child, object, i);
 415
 416                         _print_atspi_tree_verify_maybe_r(indent_number + 1, child, check_integrity, length_limit);
 417                 }
 418         }
 419         return 0;
 420 }
 421
 422 void _print_help()
 423 {
 424         printf("AT-SPI2-CORE-UTIL\n\n");
 425         printf("USAGE: at_spi2_tool [OPTION] [PARAMETER] ...\n\n");
 426         printf("OPTION LIST:\n");
 427         printf("-h, --help\t\tshow this message\n");
 428         printf("-v, --version\t\tshow actual version of tool\n");
 429         printf("-g, --show-legend\tprint AT-SPI state legend\n");
 430         printf("-l, --list-apps\t\tlist all applications of desktop\n");
 431         printf("-a, --at-spi-client <true|false>\tenable/disable org.a11y.Status.IsEnabled property\n");
 432         printf("-s, --sleep <N>\tsleep N seconds\n");
 433         printf("-d, --tree-dump\t\tdump tree for selected application\n");
 434         printf("-c, --tree-check\tcheck tree for selected application\n");
 435         printf("-f, --first-match\tperform dump or check only for first matching application\n");
 436         printf("-i, --indent\t\tset indentation size, default value stands at 2\n");
 437         printf("-t, --truncate\t\tset maximum single field size, default value stands at 30\n");
 438         printf("\nEXAMPLE:\n");
 439         printf("\tat_spi2_tool -i3 -d quickpanel\n");
 440         printf("\t  show AT-SPI tree for node \"quickpanel\" using three-space indentation\n");
 441         printf("\tat_spi2_tool -i1 -c starter\n");
 442         printf("\t  show AT-SPI tree with integrity test for node \"starter\" using one-space indentation\n");
 443 }
 444 void _print_version()
 445 {
 446         printf("AT-SPI2-CORE-UTIL v%s\n", VERSION);
 447 }
 448
 449 static void _atspi_tree_traverse(const char *app_name, bool dump, bool check, bool first_match, int length_limit)
 450 {
 451
 452         AtspiAccessible *desktop = atspi_get_desktop(0);
 453         if (!desktop) {
 454                 fprintf(stderr, "atspi_get_desktop failed\n");
 455                 return;
 456         }
 457
 458         int count = atspi_accessible_get_child_count(desktop, NULL);
 459         bool app_name_matched = false;
 460         for (int i = 0; i < count; i++) {
 461                 AtspiAccessible *child = atspi_accessible_get_child_at_index(desktop, i, NULL);
 462                 if (child == NULL) {
 463                         fprintf(stderr, "\n%s, %s %d: Null child occured. Results may be misleading.\n", __FILE__, __FUNCTION__, __LINE__);
 464                         continue;
 465                 }
 466
 467                 char *name = atspi_accessible_get_name(child, NULL);
 468
 469                 if (!dump && !check)
 470                         printf("%s\n", name);
 471
 472                 if ((check || dump) && name && !strcmp(name, app_name)) {
 473                         app_name_matched = true;
 474
 475                         _print_module_legend();
 476
 477                         if (check)
 478                                 _test_atspi_parent_child_relation(child, desktop, i);
 479
 480                         _print_atspi_tree_verify_maybe_r(0, child, check, length_limit);
 481
 482                         if (first_match) {
 483                                 free(name);
 484                                 break;
 485                         } else
 486                                 printf("\n");
 487
 488                         free(name);
 489                 }
 490         }
 491
 492         if (!app_name_matched && (dump || check))
 493                 fprintf(stderr, "There is no application with name: %s. Try again.\n", app_name);
 494
 495         g_object_unref(desktop);
 496 }
 497
 498 static void _at_spi_client_enable(gboolean enabled)
 499 {
 500         static GDBusProxy *proxy = NULL; //we keep proxy (dbus connection) until program exits
 501         GVariant *result;
 502         GError *error = NULL;
 503         GDBusProxyFlags flags = G_DBUS_PROXY_FLAGS_NONE;
 504
 505
 506         if (!proxy) {
 507                 proxy = g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
 508                                         flags,
 509                                         NULL, /* GDBusInterfaceInfo */
 510                                         "org.a11y.Bus",
 511                                         "/org/a11y/bus",
 512                                         "org.freedesktop.DBus.Properties",
 513                                         NULL, /* GCancellable */
 514                                         &error);
 515                 if (error) {
 516                         fprintf(stderr, "Failed to create proxy object for '/org/a11y/bus': %s\n", error->message);
 517                         g_error_free(error);
 518                         return;
 519                 }
 520         }
 521
 522         result = g_dbus_proxy_call_sync(proxy,
 523                                         "Set",
 524                                         g_variant_new ("(ssv)",  "org.a11y.Status", "IsEnabled", g_variant_new_boolean(enabled)),
 525                                         G_DBUS_CALL_FLAGS_NONE,
 526                                         -1,
 527                                         NULL,
 528                                         &error);
 529         if (result)
 530                 g_variant_unref(result);
 531
 532         if (error) {
 533                 fprintf(stderr, "Fail to call org.freedesktop.DBus.Properties.Set: %s\n", error->message);
 534                 g_error_free(error);
 535         }
 536 }
 537
 538 static void _run_command(int argc, char *argv[])
 539 {
 540         struct option long_options[] = {
 541                 {"help", no_argument, 0, 'h'},
 542                 {"version", no_argument, 0, 'v'},
 543                 {"show-legend", no_argument, 0, 'g'},
 544                 {"list-apps", no_argument, 0, 'l'},
 545                 {"at-spi-client", no_argument, 0, 'a'},
 546                 {"sleep", required_argument, 0, 's'},
 547                 {"tree-dump", required_argument, 0, 'd'},
 548                 {"tree-check", required_argument, 0, 'c'},
 549                 {"first-match", no_argument, 0, 'f'},
 550                 {"indent", required_argument, 0, 'i'},
 551                 {"truncate", required_argument, 0, 't'},
 552         };
 553
 554         int command = 0;
 555         int option_index = 0;
 556         bool traverse_flags[FLAG_NO] = {false};
 557         char *app_name = NULL;
 558         gboolean enable_at_spi_client;
 559
 560         while (TRUE) {
 561                 command = getopt_long(argc, argv, "hvgla:s:d:c:ft:i:", long_options, &option_index);
 562
 563                 if (command == ERROR_STATE)
 564                         break;
 565
 566                 switch (command) {
 567                 case 'h':
 568                         _print_help();
 569                         break;
 570
 571                 case 'v':
 572                         _print_version();
 573                         break;
 574
 575                 case 'g':
 576                         _print_atspi_states_legend();
 577                         break;
 578
 579                 case 'l':
 580                         _atspi_tree_traverse(NULL, false, false, false, module_name_limit);
 581                         break;
 582
 583                 case 'a':
 584                         enable_at_spi_client = TRUE;
 585                         if(optarg[0] == 'f' || optarg[0] == '0')
 586                                 enable_at_spi_client = FALSE;
 587
 588                         _at_spi_client_enable(enable_at_spi_client);
 589                         break;
 590
 591                 case 's':
 592                         sleep(atoi(optarg));
 593                         break;
 594
 595                 case 'd':
 596                         traverse_flags[DUMP] = true;
 597                         app_name = optarg;
 598                         break;
 599
 600                 case 'c':
 601                         traverse_flags[CHECK] = true;
 602                         app_name = optarg;
 603                         break;
 604
 605                 case 'f':
 606                         traverse_flags[FIRST_MATCH] = true;
 607                         break;
 608
 609                 case 'i':
 610                         _set_indent(atoi(optarg));
 611                         break;
 612
 613                 case 't':
 614                         _set_module_length_limit(atoi(optarg));
 615                         break;
 616
 617                 case '?':
 618                         fprintf(stderr, "Invalid parameter. Use: \"--help\"\n");
 619                         break;
 620
 621                 default:
 622                         abort();
 623                 }
 624         }
 625
 626         if (traverse_flags[DUMP] || traverse_flags[CHECK])
 627                 _atspi_tree_traverse(app_name, traverse_flags[DUMP], traverse_flags[CHECK], traverse_flags[FIRST_MATCH], module_name_limit);
 628 }
 629
 630 int main(int argc, char *argv[])
 631 {
 632         if (argc < 2) {
 633                 printf("Arguments required. Type %s --help.\n", argv[0]);
 634                 return -1;
 635         }
 636
 637         int result = atspi_init();
 638         if (result != 0)
 639         {
 640                 fprintf(stderr, "Unable to initilize AT-SPI infrastructure, atspi_init failed\n");
 641                 return -1;
 642         }
 643
 644         _run_command(argc, argv);
 645
 646         return 0;
 647 }