gio/gsettings-tool.c

   1 /*
   2  * Copyright © 2010 Codethink Limited
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the licence, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  16  *
  17  * Author: Ryan Lortie <desrt@desrt.ca>
  18  */
  19
  20 #include "config.h"
  21
  22 #include <gio/gio.h>
  23 #include <gi18n.h>
  24 #include <locale.h>
  25 #include <string.h>
  26 #include <stdlib.h>
  27
  28 #ifdef G_OS_WIN32
  29 #include "glib/glib-private.h"
  30 #endif
  31
  32 static GSettingsSchemaSource   *global_schema_source;
  33 static GSettings               *global_settings;
  34 static GSettingsSchema         *global_schema;
  35 static GSettingsSchemaKey      *global_schema_key;
  36 const gchar                    *global_key;
  37 const gchar                    *global_value;
  38
  39 static gboolean
  40 is_relocatable_schema (GSettingsSchema *schema)
  41 {
  42   return g_settings_schema_get_path (schema) == NULL;
  43 }
  44
  45 static gboolean
  46 check_relocatable_schema (GSettingsSchema *schema,
  47                           const gchar     *schema_id)
  48 {
  49   if (schema == NULL)
  50     {
  51       g_printerr (_("No such schema '%s'\n"), schema_id);
  52       return FALSE;
  53     }
  54
  55   if (!is_relocatable_schema (schema))
  56     {
  57       g_printerr (_("Schema '%s' is not relocatable "
  58                     "(path must not be specified)\n"),
  59                   schema_id);
  60       return FALSE;
  61     }
  62
  63   return TRUE;
  64 }
  65
  66 static gboolean
  67 check_schema (GSettingsSchema *schema,
  68               const gchar *schema_id)
  69 {
  70   if (schema == NULL)
  71     {
  72       g_printerr (_("No such schema '%s'\n"), schema_id);
  73       return FALSE;
  74     }
  75
  76   if (is_relocatable_schema (schema))
  77     {
  78       g_printerr (_("Schema '%s' is relocatable "
  79                     "(path must be specified)\n"),
  80                   schema_id);
  81       return FALSE;
  82     }
  83
  84   return TRUE;
  85 }
  86
  87 static gboolean
  88 check_path (const gchar *path)
  89 {
  90   if (path[0] == '\0')
  91     {
  92       g_printerr (_("Empty path given.\n"));
  93       return FALSE;
  94     }
  95
  96   if (path[0] != '/')
  97     {
  98       g_printerr (_("Path must begin with a slash (/)\n"));
  99       return FALSE;
 100     }
 101
 102   if (!g_str_has_suffix (path, "/"))
 103     {
 104       g_printerr (_("Path must end with a slash (/)\n"));
 105       return FALSE;
 106     }
 107
 108   if (strstr (path, "//"))
 109     {
 110       g_printerr (_("Path must not contain two adjacent slashes (//)\n"));
 111       return FALSE;
 112     }
 113
 114   return TRUE;
 115 }
 116
 117 static void
 118 output_list (gchar **list)
 119 {
 120   gint i;
 121
 122   for (i = 0; list[i]; i++)
 123     g_print ("%s\n", list[i]);
 124 }
 125
 126 static void
 127 gsettings_print_version (void)
 128 {
 129   g_print ("%d.%d.%d\n", glib_major_version, glib_minor_version,
 130            glib_micro_version);
 131 }
 132
 133 static void
 134 gsettings_list_schemas (void)
 135 {
 136   gchar **schemas;
 137
 138   g_settings_schema_source_list_schemas (global_schema_source, TRUE, &schemas, NULL);
 139   output_list (schemas);
 140   g_strfreev (schemas);
 141 }
 142
 143 static void
 144 gsettings_list_relocatable_schemas (void)
 145 {
 146   gchar **schemas;
 147
 148   g_settings_schema_source_list_schemas (global_schema_source, TRUE, NULL, &schemas);
 149   output_list (schemas);
 150   g_strfreev (schemas);
 151 }
 152
 153 static void
 154 gsettings_list_keys (void)
 155 {
 156   gchar **keys;
 157
 158   keys = g_settings_list_keys (global_settings);
 159   output_list (keys);
 160   g_strfreev (keys);
 161 }
 162
 163 static void
 164 gsettings_list_children (void)
 165 {
 166   gchar **children;
 167   gint max = 0;
 168   gint i;
 169
 170   children = g_settings_list_children (global_settings);
 171   for (i = 0; children[i]; i++)
 172     if (strlen (children[i]) > max)
 173       max = strlen (children[i]);
 174
 175   for (i = 0; children[i]; i++)
 176     {
 177       GSettings *child;
 178       GSettingsSchema *schema;
 179       gchar *path;
 180
 181       child = g_settings_get_child (global_settings, children[i]);
 182       g_object_get (child,
 183                     "settings-schema", &schema,
 184                     "path", &path,
 185                     NULL);
 186
 187       if (g_settings_schema_get_path (schema) != NULL)
 188         g_print ("%-*s   %s\n", max, children[i], g_settings_schema_get_id (schema));
 189       else
 190         g_print ("%-*s   %s:%s\n", max, children[i], g_settings_schema_get_id (schema), path);
 191
 192       g_object_unref (child);
 193       g_settings_schema_unref (schema);
 194       g_free (path);
 195     }
 196
 197   g_strfreev (children);
 198 }
 199
 200 static void
 201 enumerate (GSettings *settings)
 202 {
 203   gchar **keys;
 204   gchar *schema;
 205   gint i;
 206
 207   g_object_get (settings, "schema-id", &schema, NULL);
 208
 209   keys = g_settings_list_keys (settings);
 210   for (i = 0; keys[i]; i++)
 211     {
 212       GVariant *value;
 213       gchar *printed;
 214
 215       value = g_settings_get_value (settings, keys[i]);
 216       printed = g_variant_print (value, TRUE);
 217       g_print ("%s %s %s\n", schema, keys[i], printed);
 218       g_variant_unref (value);
 219       g_free (printed);
 220     }
 221
 222   g_free (schema);
 223   g_strfreev (keys);
 224 }
 225
 226 static void
 227 list_recursively (GSettings *settings)
 228 {
 229   gchar **children;
 230   gint i;
 231
 232   enumerate (settings);
 233   children = g_settings_list_children (settings);
 234   for (i = 0; children[i]; i++)
 235     {
 236       GSettings *child;
 237
 238       child = g_settings_get_child (settings, children[i]);
 239       list_recursively (child);
 240       g_object_unref (child);
 241     }
 242
 243   g_strfreev (children);
 244 }
 245
 246 static void
 247 gsettings_list_recursively (void)
 248 {
 249   if (global_settings)
 250     {
 251       list_recursively (global_settings);
 252     }
 253   else
 254     {
 255       gchar **schemas;
 256       gint i;
 257
 258       g_settings_schema_source_list_schemas (global_schema_source, TRUE, &schemas, NULL);
 259
 260       for (i = 0; schemas[i]; i++)
 261         {
 262           GSettings *settings;
 263
 264           settings = g_settings_new (schemas[i]);
 265           list_recursively (settings);
 266           g_object_unref (settings);
 267         }
 268
 269       g_strfreev (schemas);
 270     }
 271 }
 272
 273 static void
 274 gsettings_range (void)
 275 {
 276   GVariant *range, *detail;
 277   const gchar *type;
 278
 279   range = g_settings_schema_key_get_range (global_schema_key);
 280   g_variant_get (range, "(&sv)", &type, &detail);
 281
 282   if (strcmp (type, "type") == 0)
 283     g_print ("type %s\n", g_variant_get_type_string (detail) + 1);
 284
 285   else if (strcmp (type, "range") == 0)
 286     {
 287       GVariant *min, *max;
 288       gchar *smin, *smax;
 289
 290       g_variant_get (detail, "(**)", &min, &max);
 291       smin = g_variant_print (min, FALSE);
 292       smax = g_variant_print (max, FALSE);
 293
 294       g_print ("range %s %s %s\n",
 295                g_variant_get_type_string (min), smin, smax);
 296       g_variant_unref (min);
 297       g_variant_unref (max);
 298       g_free (smin);
 299       g_free (smax);
 300     }
 301
 302   else if (strcmp (type, "enum") == 0 || strcmp (type, "flags") == 0)
 303     {
 304       GVariantIter iter;
 305       GVariant *item;
 306
 307       g_print ("%s\n", type);
 308
 309       g_variant_iter_init (&iter, detail);
 310       while (g_variant_iter_loop (&iter, "*", &item))
 311         {
 312           gchar *printed;
 313
 314           printed = g_variant_print (item, FALSE);
 315           g_print ("%s\n", printed);
 316           g_free (printed);
 317         }
 318     }
 319
 320   g_variant_unref (detail);
 321   g_variant_unref (range);
 322 }
 323
 324 static void
 325 gsettings_get (void)
 326 {
 327   GVariant *value;
 328   gchar *printed;
 329
 330   value = g_settings_get_value (global_settings, global_key);
 331   printed = g_variant_print (value, TRUE);
 332   g_print ("%s\n", printed);
 333   g_variant_unref (value);
 334   g_free (printed);
 335 }
 336
 337 static void
 338 gsettings_reset (void)
 339 {
 340   g_settings_reset (global_settings, global_key);
 341   g_settings_sync ();
 342 }
 343
 344 static void
 345 reset_all_keys (GSettings *settings)
 346 {
 347   gchar **keys;
 348   gint i;
 349
 350   keys = g_settings_list_keys (settings);
 351   for (i = 0; keys[i]; i++)
 352     {
 353       g_settings_reset (settings, keys[i]);
 354     }
 355
 356   g_strfreev (keys);
 357 }
 358
 359 static void
 360 gsettings_reset_recursively (void)
 361 {
 362   gchar **children;
 363   gint i;
 364
 365   g_settings_delay (global_settings);
 366
 367   reset_all_keys (global_settings);
 368   children = g_settings_list_children (global_settings);
 369   for (i = 0; children[i]; i++)
 370     {
 371       GSettings *child;
 372       child = g_settings_get_child (global_settings, children[i]);
 373
 374       reset_all_keys (child);
 375
 376       g_object_unref (child);
 377     }
 378
 379   g_strfreev (children);
 380
 381   g_settings_apply (global_settings);
 382   g_settings_sync ();
 383 }
 384
 385 static void
 386 gsettings_writable (void)
 387 {
 388   g_print ("%s\n",
 389            g_settings_is_writable (global_settings, global_key) ?
 390            "true" : "false");
 391 }
 392
 393 static void
 394 value_changed (GSettings   *settings,
 395                const gchar *key,
 396                gpointer     user_data)
 397 {
 398   GVariant *value;
 399   gchar *printed;
 400
 401   value = g_settings_get_value (settings, key);
 402   printed = g_variant_print (value, TRUE);
 403   g_print ("%s: %s\n", key, printed);
 404   g_variant_unref (value);
 405   g_free (printed);
 406 }
 407
 408 static void
 409 gsettings_monitor (void)
 410 {
 411   gchar **keys;
 412
 413   if (global_key)
 414     {
 415       gchar *name;
 416
 417       name = g_strdup_printf ("changed::%s", global_key);
 418       g_signal_connect (global_settings, name, G_CALLBACK (value_changed), NULL);
 419     }
 420   else
 421     g_signal_connect (global_settings, "changed", G_CALLBACK (value_changed), NULL);
 422
 423   /* We have to read a value from GSettings before we start receiving
 424    * signals...
 425    *
 426    * If the schema has zero keys then we won't be displaying any
 427    * notifications anyway.
 428    */
 429   keys = g_settings_list_keys (global_settings);
 430   if (keys[0])
 431     g_variant_unref (g_settings_get_value (global_settings, keys[0]));
 432   g_strfreev (keys);
 433
 434   for (;;)
 435     g_main_context_iteration (NULL, TRUE);
 436 }
 437
 438 static void
 439 gsettings_set (void)
 440 {
 441   const GVariantType *type;
 442   GError *error = NULL;
 443   GVariant *new;
 444   gchar *freeme = NULL;
 445
 446   type = g_settings_schema_key_get_value_type (global_schema_key);
 447
 448   new = g_variant_parse (type, global_value, NULL, NULL, &error);
 449
 450   /* If that didn't work and the type is string then we should assume
 451    * that the user is just trying to set a string directly and forgot
 452    * the quotes (or had them consumed by the shell).
 453    *
 454    * If the user started with a quote then we assume that some deeper
 455    * problem is at play and we want the failure in that case.
 456    *
 457    * Consider:
 458    *
 459    *   gsettings set x.y.z key "'i don't expect this to work'"
 460    *
 461    * Note that we should not just add quotes and try parsing again, but
 462    * rather assume that the user is providing us with a bare string.
 463    * Assume we added single quotes, then consider this case:
 464    *
 465    *   gsettings set x.y.z key "i'd expect this to work"
 466    *
 467    * A similar example could be given for double quotes.
 468    *
 469    * Avoid that whole mess by just using g_variant_new_string().
 470    */
 471   if (new == NULL &&
 472       g_variant_type_equal (type, G_VARIANT_TYPE_STRING) &&
 473       global_value[0] != '\'' && global_value[0] != '"')
 474     {
 475       g_clear_error (&error);
 476       new = g_variant_new_string (global_value);
 477     }
 478
 479   if (new == NULL)
 480     {
 481       gchar *context;
 482
 483       context = g_variant_parse_error_print_context (error, global_value);
 484       g_printerr ("%s", context);
 485       exit (1);
 486     }
 487
 488   if (!g_settings_schema_key_range_check (global_schema_key, new))
 489     {
 490       g_printerr (_("The provided value is outside of the valid range\n"));
 491       g_variant_unref (new);
 492       exit (1);
 493     }
 494
 495   if (!g_settings_set_value (global_settings, global_key, new))
 496     {
 497       g_printerr (_("The key is not writable\n"));
 498       exit (1);
 499     }
 500
 501   g_settings_sync ();
 502
 503   g_free (freeme);
 504 }
 505
 506 static int
 507 gsettings_help (gboolean     requested,
 508                 const gchar *command)
 509 {
 510   const gchar *description;
 511   const gchar *synopsis;
 512   GString *string;
 513
 514   string = g_string_new (NULL);
 515
 516   if (command == NULL)
 517     ;
 518
 519   else if (strcmp (command, "help") == 0)
 520     {
 521       description = _("Print help");
 522       synopsis = "[COMMAND]";
 523     }
 524
 525   else if (strcmp (command, "--version") == 0)
 526     {
 527       description = _("Print version information and exit");
 528       synopsis = "";
 529     }
 530
 531   else if (strcmp (command, "list-schemas") == 0)
 532     {
 533       description = _("List the installed (non-relocatable) schemas");
 534       synopsis = "";
 535     }
 536
 537   else if (strcmp (command, "list-relocatable-schemas") == 0)
 538     {
 539       description = _("List the installed relocatable schemas");
 540       synopsis = "";
 541     }
 542
 543   else if (strcmp (command, "list-keys") == 0)
 544     {
 545       description = _("List the keys in SCHEMA");
 546       synopsis = N_("SCHEMA[:PATH]");
 547     }
 548
 549   else if (strcmp (command, "list-children") == 0)
 550     {
 551       description = _("List the children of SCHEMA");
 552       synopsis = N_("SCHEMA[:PATH]");
 553     }
 554
 555   else if (strcmp (command, "list-recursively") == 0)
 556     {
 557       description = _("List keys and values, recursively\n"
 558                       "If no SCHEMA is given, list all keys\n");
 559       synopsis = N_("[SCHEMA[:PATH]]");
 560     }
 561
 562   else if (strcmp (command, "get") == 0)
 563     {
 564       description = _("Get the value of KEY");
 565       synopsis = N_("SCHEMA[:PATH] KEY");
 566     }
 567
 568   else if (strcmp (command, "range") == 0)
 569     {
 570       description = _("Query the range of valid values for KEY");
 571       synopsis = N_("SCHEMA[:PATH] KEY");
 572     }
 573
 574   else if (strcmp (command, "set") == 0)
 575     {
 576       description = _("Set the value of KEY to VALUE");
 577       synopsis = N_("SCHEMA[:PATH] KEY VALUE");
 578     }
 579
 580   else if (strcmp (command, "reset") == 0)
 581     {
 582       description = _("Reset KEY to its default value");
 583       synopsis = N_("SCHEMA[:PATH] KEY");
 584     }
 585
 586   else if (strcmp (command, "reset-recursively") == 0)
 587     {
 588       description = _("Reset all keys in SCHEMA to their defaults");
 589       synopsis = N_("SCHEMA[:PATH]");
 590     }
 591
 592   else if (strcmp (command, "writable") == 0)
 593     {
 594       description = _("Check if KEY is writable");
 595       synopsis = N_("SCHEMA[:PATH] KEY");
 596     }
 597
 598   else if (strcmp (command, "monitor") == 0)
 599     {
 600       description = _("Monitor KEY for changes.\n"
 601                     "If no KEY is specified, monitor all keys in SCHEMA.\n"
 602                     "Use ^C to stop monitoring.\n");
 603       synopsis = N_("SCHEMA[:PATH] [KEY]");
 604     }
 605   else
 606     {
 607       g_string_printf (string, _("Unknown command %s\n\n"), command);
 608       requested = FALSE;
 609       command = NULL;
 610     }
 611
 612   if (command == NULL)
 613     {
 614       g_string_append (string,
 615       _("Usage:\n"
 616         "  gsettings --version\n"
 617         "  gsettings [--schemadir SCHEMADIR] COMMAND [ARGS...]\n"
 618         "\n"
 619         "Commands:\n"
 620         "  help                      Show this information\n"
 621         "  list-schemas              List installed schemas\n"
 622         "  list-relocatable-schemas  List relocatable schemas\n"
 623         "  list-keys                 List keys in a schema\n"
 624         "  list-children             List children of a schema\n"
 625         "  list-recursively          List keys and values, recursively\n"
 626         "  range                     Queries the range of a key\n"
 627         "  get                       Get the value of a key\n"
 628         "  set                       Set the value of a key\n"
 629         "  reset                     Reset the value of a key\n"
 630         "  reset-recursively         Reset all values in a given schema\n"
 631         "  writable                  Check if a key is writable\n"
 632         "  monitor                   Watch for changes\n"
 633         "\n"
 634         "Use 'gsettings help COMMAND' to get detailed help.\n\n"));
 635     }
 636   else
 637     {
 638       g_string_append_printf (string, _("Usage:\n  gsettings [--schemadir SCHEMADIR] %s %s\n\n%s\n\n"),
 639                               command, synopsis[0] ? _(synopsis) : "", description);
 640
 641       g_string_append (string, _("Arguments:\n"));
 642
 643       g_string_append (string,
 644                        _("  SCHEMADIR A directory to search for additional schemas\n"));
 645
 646       if (strstr (synopsis, "[COMMAND]"))
 647         g_string_append (string,
 648                        _("  COMMAND   The (optional) command to explain\n"));
 649
 650       else if (strstr (synopsis, "SCHEMA"))
 651         g_string_append (string,
 652                        _("  SCHEMA    The name of the schema\n"
 653                          "  PATH      The path, for relocatable schemas\n"));
 654
 655       if (strstr (synopsis, "[KEY]"))
 656         g_string_append (string,
 657                        _("  KEY       The (optional) key within the schema\n"));
 658
 659       else if (strstr (synopsis, "KEY"))
 660         g_string_append (string,
 661                        _("  KEY       The key within the schema\n"));
 662
 663       if (strstr (synopsis, "VALUE"))
 664         g_string_append (string,
 665                        _("  VALUE     The value to set\n"));
 666
 667       g_string_append (string, "\n");
 668     }
 669
 670   if (requested)
 671     g_print ("%s", string->str);
 672   else
 673     g_printerr ("%s\n", string->str);
 674
 675   g_string_free (string, TRUE);
 676
 677   return requested ? 0 : 1;
 678 }
 679
 680
 681 int
 682 main (int argc, char **argv)
 683 {
 684   void (* function) (void);
 685
 686 #ifdef G_OS_WIN32
 687   gchar *tmp;
 688 #endif
 689
 690   setlocale (LC_ALL, "");
 691   textdomain (GETTEXT_PACKAGE);
 692
 693 #ifdef G_OS_WIN32
 694   tmp = _glib_get_locale_dir ();
 695   bindtextdomain (GETTEXT_PACKAGE, tmp);
 696   g_free (tmp);
 697 #else
 698   bindtextdomain (GETTEXT_PACKAGE, GLIB_LOCALE_DIR);
 699 #endif
 700
 701 #ifdef HAVE_BIND_TEXTDOMAIN_CODESET
 702   bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
 703 #endif
 704
 705   if (argc < 2)
 706     return gsettings_help (FALSE, NULL);
 707
 708   global_schema_source = g_settings_schema_source_ref (g_settings_schema_source_get_default ());
 709
 710   if (argc > 3 && g_str_equal (argv[1], "--schemadir"))
 711     {
 712       GSettingsSchemaSource *parent = global_schema_source;
 713       GError *error = NULL;
 714
 715       global_schema_source = g_settings_schema_source_new_from_directory (argv[2], parent, FALSE, &error);
 716       g_settings_schema_source_unref (parent);
 717
 718       if (global_schema_source == NULL)
 719         {
 720           g_printerr (_("Could not load schemas from %s: %s\n"), argv[2], error->message);
 721           g_clear_error (&error);
 722
 723           return 1;
 724         }
 725
 726       /* shift remaining arguments (not correct wrt argv[0], but doesn't matter) */
 727       argv = argv + 2;
 728       argc -= 2;
 729     }
 730
 731   if (strcmp (argv[1], "help") == 0)
 732     return gsettings_help (TRUE, argv[2]);
 733
 734   else if (argc == 2 && strcmp (argv[1], "--version") == 0)
 735     function = gsettings_print_version;
 736
 737   else if (argc == 2 && strcmp (argv[1], "list-schemas") == 0)
 738     function = gsettings_list_schemas;
 739
 740   else if (argc == 2 && strcmp (argv[1], "list-relocatable-schemas") == 0)
 741     function = gsettings_list_relocatable_schemas;
 742
 743   else if (argc == 3 && strcmp (argv[1], "list-keys") == 0)
 744     function = gsettings_list_keys;
 745
 746   else if (argc == 3 && strcmp (argv[1], "list-children") == 0)
 747     function = gsettings_list_children;
 748
 749   else if ((argc == 2 || argc == 3) && strcmp (argv[1], "list-recursively") == 0)
 750     function = gsettings_list_recursively;
 751
 752   else if (argc == 4 && strcmp (argv[1], "range") == 0)
 753     function = gsettings_range;
 754
 755   else if (argc == 4 && strcmp (argv[1], "get") == 0)
 756     function = gsettings_get;
 757
 758   else if (argc == 5 && strcmp (argv[1], "set") == 0)
 759     function = gsettings_set;
 760
 761   else if (argc == 4 && strcmp (argv[1], "reset") == 0)
 762     function = gsettings_reset;
 763
 764   else if (argc == 3 && strcmp (argv[1], "reset-recursively") == 0)
 765     function = gsettings_reset_recursively;
 766
 767   else if (argc == 4 && strcmp (argv[1], "writable") == 0)
 768     function = gsettings_writable;
 769
 770   else if ((argc == 3 || argc == 4) && strcmp (argv[1], "monitor") == 0)
 771     function = gsettings_monitor;
 772
 773   else
 774     return gsettings_help (FALSE, argv[1]);
 775
 776   if (argc > 2)
 777     {
 778       gchar **parts;
 779
 780       if (argv[2][0] == '\0')
 781         {
 782           g_printerr (_("Empty schema name given\n"));
 783           return 1;
 784         }
 785
 786       parts = g_strsplit (argv[2], ":", 2);
 787
 788       global_schema = g_settings_schema_source_lookup (global_schema_source, parts[0], TRUE);
 789       if (parts[1])
 790         {
 791           if (!check_relocatable_schema (global_schema, parts[0]) || !check_path (parts[1]))
 792             return 1;
 793
 794           global_settings = g_settings_new_full (global_schema, NULL, parts[1]);
 795         }
 796       else
 797         {
 798           if (!check_schema (global_schema, parts[0]))
 799             return 1;
 800
 801           global_settings = g_settings_new_full (global_schema, NULL, NULL);
 802         }
 803
 804       g_strfreev (parts);
 805     }
 806
 807   if (argc > 3)
 808     {
 809       if (!g_settings_schema_has_key (global_schema, argv[3]))
 810         {
 811           g_printerr (_("No such key '%s'\n"), argv[3]);
 812           return 1;
 813         }
 814
 815       global_key = argv[3];
 816       global_schema_key = g_settings_schema_get_key (global_schema, global_key);
 817     }
 818
 819   if (argc > 4)
 820     global_value = argv[4];
 821
 822   (* function) ();
 823
 824
 825   g_clear_pointer (&global_schema_source, g_settings_schema_source_unref);
 826   g_clear_pointer (&global_schema_key, g_settings_schema_key_unref);
 827   g_clear_pointer (&global_schema, g_settings_schema_unref);
 828   g_clear_object (&global_settings);
 829
 830   return 0;
 831 }