gquark.h 2.7 KB

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  1. /* GLIB - Library of useful routines for C programming
  2. * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
  3. *
  4. * SPDX-License-Identifier: LGPL-2.1-or-later
  5. *
  6. * This library is free software; you can redistribute it and/or
  7. * modify it under the terms of the GNU Lesser General Public
  8. * License as published by the Free Software Foundation; either
  9. * version 2.1 of the License, or (at your option) any later version.
  10. *
  11. * This library is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14. * Lesser General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU Lesser General Public
  17. * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18. */
  19. /*
  20. * Modified by the GLib Team and others 1997-2000. See the AUTHORS
  21. * file for a list of people on the GLib Team. See the ChangeLog
  22. * files for a list of changes. These files are distributed with
  23. * GLib at ftp://ftp.gtk.org/pub/gtk/.
  24. */
  25. #ifndef __G_QUARK_H__
  26. #define __G_QUARK_H__
  27. #if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
  28. #error "Only <glib.h> can be included directly."
  29. #endif
  30. #include <glib/gtypes.h>
  31. G_BEGIN_DECLS
  32. typedef guint32 GQuark;
  33. /* Quarks (string<->id association)
  34. */
  35. GLIB_AVAILABLE_IN_ALL
  36. GQuark g_quark_try_string (const gchar *string);
  37. GLIB_AVAILABLE_IN_ALL
  38. GQuark g_quark_from_static_string (const gchar *string);
  39. GLIB_AVAILABLE_IN_ALL
  40. GQuark g_quark_from_string (const gchar *string);
  41. GLIB_AVAILABLE_IN_ALL
  42. const gchar * g_quark_to_string (GQuark quark) G_GNUC_CONST;
  43. #define G_DEFINE_QUARK(QN, q_n) \
  44. GQuark \
  45. q_n##_quark (void) \
  46. { \
  47. static GQuark q; \
  48. \
  49. if G_UNLIKELY (q == 0) \
  50. q = g_quark_from_static_string (#QN); \
  51. \
  52. return q; \
  53. }
  54. GLIB_AVAILABLE_IN_ALL
  55. const gchar * g_intern_string (const gchar *string);
  56. GLIB_AVAILABLE_IN_ALL
  57. const gchar * g_intern_static_string (const gchar *string);
  58. G_END_DECLS
  59. #endif /* __G_QUARK_H__ */