mirror of
https://gitlab.gnome.org/GNOME/glib.git
synced 2024-12-27 16:06:16 +01:00
059f5b9416
2000-04-18 Sebastian Wilhelmi <wilhelmi@ira.uka.de> * glib.h, glist.h, gslist.h: Changed the 'data' parameters from gpointer to gconstpointer for the functions g_(list|slist)_(remove|find|find_custom|index), as they do not change this parameter. This fixes bug #4836.
3181 lines
100 KiB
C
3181 lines
100 KiB
C
/* GLIB - Library of useful routines for C programming
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 1997-1999. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __G_LIB_H__
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#define __G_LIB_H__
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/* Here we provide G_GNUC_EXTENSION as an alias for __extension__,
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* where this is valid. This allows for warningless compilation of
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* "long long" types even in the presence of '-ansi -pedantic'. This
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* of course should be with the other GCC-isms below, but then
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* glibconfig.h wouldn't load cleanly and it is better to have that
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* here, than in glibconfig.h.
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*/
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#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)
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# define G_GNUC_EXTENSION __extension__
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#else
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# define G_GNUC_EXTENSION
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#endif
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/* system specific config file glibconfig.h provides definitions for
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* the extrema of many of the standard types. These are:
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*
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* G_MINSHORT, G_MAXSHORT
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* G_MININT, G_MAXINT
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* G_MINLONG, G_MAXLONG
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* G_MINFLOAT, G_MAXFLOAT
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* G_MINDOUBLE, G_MAXDOUBLE
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*
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* It also provides the following typedefs:
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*
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* gint8, guint8
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* gint16, guint16
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* gint32, guint32
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* gint64, guint64
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*
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* It defines the G_BYTE_ORDER symbol to one of G_*_ENDIAN (see later in
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* this file).
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*
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* And it provides a way to store and retrieve a `gint' in/from a `gpointer'.
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* This is useful to pass an integer instead of a pointer to a callback.
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*
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* GINT_TO_POINTER (i), GUINT_TO_POINTER (i)
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* GPOINTER_TO_INT (p), GPOINTER_TO_UINT (p)
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*
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* Finally, it provides the following wrappers to STDC functions:
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*
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* void g_memmove (gpointer dest, gconstpointer void *src, gulong count);
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* A wrapper for STDC memmove, or an implementation, if memmove doesn't
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* exist. The prototype looks like the above, give or take a const,
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* or size_t.
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*/
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#include <glibconfig.h>
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/* include varargs functions for assertment macros
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*/
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#include <stdarg.h>
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/* optionally feature DMALLOC memory allocation debugger
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*/
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#ifdef USE_DMALLOC
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#include "dmalloc.h"
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#endif
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#ifdef G_OS_WIN32
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/* On native Win32, directory separator is the backslash, and search path
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* separator is the semicolon.
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*/
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#define G_DIR_SEPARATOR '\\'
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#define G_DIR_SEPARATOR_S "\\"
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#define G_SEARCHPATH_SEPARATOR ';'
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#define G_SEARCHPATH_SEPARATOR_S ";"
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#else /* !G_OS_WIN32 */
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/* Unix */
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#define G_DIR_SEPARATOR '/'
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#define G_DIR_SEPARATOR_S "/"
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#define G_SEARCHPATH_SEPARATOR ':'
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#define G_SEARCHPATH_SEPARATOR_S ":"
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#endif /* !G_OS_WIN32 */
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/* Provide definitions for some commonly used macros.
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* Some of them are only provided if they haven't already
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* been defined. It is assumed that if they are already
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* defined then the current definition is correct.
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*/
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#ifndef NULL
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# ifdef __cplusplus
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# define NULL (0L)
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# else /* !__cplusplus */
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# define NULL ((void*) 0)
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# endif /* !__cplusplus */
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#endif
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#ifndef FALSE
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#define FALSE (0)
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#endif
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#ifndef TRUE
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#define TRUE (!FALSE)
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#endif
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#undef MAX
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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#undef MIN
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#define MIN(a, b) (((a) < (b)) ? (a) : (b))
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#undef ABS
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#define ABS(a) (((a) < 0) ? -(a) : (a))
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#undef CLAMP
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#define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
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#define G_STRINGIFY(macro_or_string) G_STRINGIFY_ARG (macro_or_string)
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#define G_STRINGIFY_ARG(contents) #contents
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/* Count the number of elements in an array. The array must be defined
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* as such; using this with a dynamically allocated array will give
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* incorrect results.
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*/
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#define G_N_ELEMENTS(arr) (sizeof (arr) / sizeof ((arr)[0]))
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/* Define G_VA_COPY() to do the right thing for copying va_list variables.
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* glibconfig.h may have already defined G_VA_COPY as va_copy or __va_copy.
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*/
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#if !defined (G_VA_COPY)
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# if defined (__GNUC__) && defined (__PPC__) && (defined (_CALL_SYSV) || defined (_WIN32))
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# define G_VA_COPY(ap1, ap2) (*(ap1) = *(ap2))
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# elif defined (G_VA_COPY_AS_ARRAY)
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# define G_VA_COPY(ap1, ap2) g_memmove ((ap1), (ap2), sizeof (va_list))
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# else /* va_list is a pointer */
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# define G_VA_COPY(ap1, ap2) ((ap1) = (ap2))
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# endif /* va_list is a pointer */
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#endif /* !G_VA_COPY */
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/* Provide convenience macros for handling structure
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* fields through their offsets.
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*/
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#define G_STRUCT_OFFSET(struct_type, member) \
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((gulong) ((gchar*) &((struct_type*) 0)->member))
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#define G_STRUCT_MEMBER_P(struct_p, struct_offset) \
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((gpointer) ((gchar*) (struct_p) + (gulong) (struct_offset)))
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#define G_STRUCT_MEMBER(member_type, struct_p, struct_offset) \
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(*(member_type*) G_STRUCT_MEMBER_P ((struct_p), (struct_offset)))
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/* inlining hassle. for compilers that don't allow the `inline' keyword,
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* mostly because of strict ANSI C compliance or dumbness, we try to fall
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* back to either `__inline__' or `__inline'.
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* we define G_CAN_INLINE, if the compiler seems to be actually
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* *capable* to do function inlining, in which case inline function bodys
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* do make sense. we also define G_INLINE_FUNC to properly export the
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* function prototypes if no inlining can be performed.
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* we special case most of the stuff, so inline functions can have a normal
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* implementation by defining G_INLINE_FUNC to extern and G_CAN_INLINE to 1.
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*/
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#ifndef G_INLINE_FUNC
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# define G_CAN_INLINE 1
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#endif
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#ifdef G_HAVE_INLINE
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# if defined (__GNUC__) && defined (__STRICT_ANSI__)
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# undef inline
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# define inline __inline__
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# endif
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#else /* !G_HAVE_INLINE */
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# undef inline
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# if defined (G_HAVE___INLINE__)
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# define inline __inline__
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# else /* !inline && !__inline__ */
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# if defined (G_HAVE___INLINE)
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# define inline __inline
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# else /* !inline && !__inline__ && !__inline */
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# define inline /* don't inline, then */
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# ifndef G_INLINE_FUNC
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# undef G_CAN_INLINE
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# endif
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# endif
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# endif
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#endif
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#ifndef G_INLINE_FUNC
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# ifdef __GNUC__
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# ifdef __OPTIMIZE__
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# define G_INLINE_FUNC extern inline
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# else
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# undef G_CAN_INLINE
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# define G_INLINE_FUNC extern
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# endif
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# else /* !__GNUC__ */
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# ifdef G_CAN_INLINE
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# define G_INLINE_FUNC static inline
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# else
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# define G_INLINE_FUNC extern
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# endif
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# endif /* !__GNUC__ */
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#endif /* !G_INLINE_FUNC */
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/* Provide simple macro statement wrappers (adapted from Perl):
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* G_STMT_START { statements; } G_STMT_END;
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* can be used as a single statement, as in
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* if (x) G_STMT_START { ... } G_STMT_END; else ...
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*
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* For gcc we will wrap the statements within `({' and `})' braces.
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* For SunOS they will be wrapped within `if (1)' and `else (void) 0',
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* and otherwise within `do' and `while (0)'.
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*/
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#if !(defined (G_STMT_START) && defined (G_STMT_END))
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# if defined (__GNUC__) && !defined (__STRICT_ANSI__) && !defined (__cplusplus)
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# define G_STMT_START (void)(
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# define G_STMT_END )
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# else
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# if (defined (sun) || defined (__sun__))
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# define G_STMT_START if (1)
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# define G_STMT_END else (void)0
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# else
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# define G_STMT_START do
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# define G_STMT_END while (0)
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# endif
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# endif
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#endif
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/* Provide macros to feature the GCC function attribute.
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*/
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#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
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#define G_GNUC_PRINTF( format_idx, arg_idx ) \
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__attribute__((format (printf, format_idx, arg_idx)))
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#define G_GNUC_SCANF( format_idx, arg_idx ) \
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__attribute__((format (scanf, format_idx, arg_idx)))
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#define G_GNUC_FORMAT( arg_idx ) \
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__attribute__((format_arg (arg_idx)))
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#define G_GNUC_NORETURN \
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__attribute__((noreturn))
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#define G_GNUC_CONST \
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__attribute__((const))
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#define G_GNUC_UNUSED \
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__attribute__((unused))
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#else /* !__GNUC__ */
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#define G_GNUC_PRINTF( format_idx, arg_idx )
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#define G_GNUC_SCANF( format_idx, arg_idx )
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#define G_GNUC_FORMAT( arg_idx )
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#define G_GNUC_NORETURN
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#define G_GNUC_CONST
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#define G_GNUC_UNUSED
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#endif /* !__GNUC__ */
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/* Wrap the gcc __PRETTY_FUNCTION__ and __FUNCTION__ variables with
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* macros, so we can refer to them as strings unconditionally.
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*/
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#ifdef __GNUC__
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#define G_GNUC_FUNCTION __FUNCTION__
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#define G_GNUC_PRETTY_FUNCTION __PRETTY_FUNCTION__
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#else /* !__GNUC__ */
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#define G_GNUC_FUNCTION ""
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#define G_GNUC_PRETTY_FUNCTION ""
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#endif /* !__GNUC__ */
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/* we try to provide a usefull equivalent for ATEXIT if it is
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* not defined, but use is actually abandoned. people should
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* use g_atexit() instead.
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*/
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#ifndef ATEXIT
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# define ATEXIT(proc) g_ATEXIT(proc)
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#else
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# define G_NATIVE_ATEXIT
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#endif /* ATEXIT */
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/* Hacker macro to place breakpoints for elected machines.
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* Actual use is strongly deprecated of course ;)
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*/
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#if defined (__i386__) && defined (__GNUC__) && __GNUC__ >= 2
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#define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("int $03"); }G_STMT_END
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#elif defined (__alpha__) && defined (__GNUC__) && __GNUC__ >= 2
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#define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("bpt"); }G_STMT_END
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#else /* !__i386__ && !__alpha__ */
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#define G_BREAKPOINT()
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#endif /* __i386__ */
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/* Provide macros for easily allocating memory. The macros
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* will cast the allocated memory to the specified type
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* in order to avoid compiler warnings. (Makes the code neater).
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*/
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#ifdef __DMALLOC_H__
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# define g_new(type, count) (ALLOC (type, count))
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# define g_new0(type, count) (CALLOC (type, count))
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# define g_renew(type, mem, count) (REALLOC (mem, type, count))
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#else /* __DMALLOC_H__ */
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# define g_new(type, count) \
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((type *) g_malloc ((unsigned) sizeof (type) * (count)))
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# define g_new0(type, count) \
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((type *) g_malloc0 ((unsigned) sizeof (type) * (count)))
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# define g_renew(type, mem, count) \
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((type *) g_realloc (mem, (unsigned) sizeof (type) * (count)))
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#endif /* __DMALLOC_H__ */
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#define g_mem_chunk_create(type, pre_alloc, alloc_type) ( \
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g_mem_chunk_new (#type " mem chunks (" #pre_alloc ")", \
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sizeof (type), \
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sizeof (type) * (pre_alloc), \
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(alloc_type)) \
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)
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#define g_chunk_new(type, chunk) ( \
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(type *) g_mem_chunk_alloc (chunk) \
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)
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#define g_chunk_new0(type, chunk) ( \
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(type *) g_mem_chunk_alloc0 (chunk) \
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)
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#define g_chunk_free(mem, mem_chunk) G_STMT_START { \
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g_mem_chunk_free ((mem_chunk), (mem)); \
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} G_STMT_END
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/* Provide macros for error handling. The "assert" macros will
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* exit on failure. The "return" macros will exit the current
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* function. Two different definitions are given for the macros
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* if G_DISABLE_ASSERT is not defined, in order to support gcc's
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* __PRETTY_FUNCTION__ capability.
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*/
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#ifdef G_DISABLE_ASSERT
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#define g_assert(expr)
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#define g_assert_not_reached()
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#else /* !G_DISABLE_ASSERT */
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#ifdef __GNUC__
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#define g_assert(expr) G_STMT_START{ \
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if (!(expr)) \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_ERROR, \
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"file %s: line %d (%s): assertion failed: (%s)", \
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__FILE__, \
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__LINE__, \
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__PRETTY_FUNCTION__, \
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#expr); }G_STMT_END
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#define g_assert_not_reached() G_STMT_START{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_ERROR, \
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"file %s: line %d (%s): should not be reached", \
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__FILE__, \
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__LINE__, \
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__PRETTY_FUNCTION__); }G_STMT_END
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#else /* !__GNUC__ */
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#define g_assert(expr) G_STMT_START{ \
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if (!(expr)) \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_ERROR, \
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"file %s: line %d: assertion failed: (%s)", \
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__FILE__, \
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__LINE__, \
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#expr); }G_STMT_END
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|
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#define g_assert_not_reached() G_STMT_START{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_ERROR, \
|
|
"file %s: line %d: should not be reached", \
|
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__FILE__, \
|
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__LINE__); }G_STMT_END
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|
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#endif /* __GNUC__ */
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|
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#endif /* !G_DISABLE_ASSERT */
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#ifdef G_DISABLE_CHECKS
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|
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#define g_return_if_fail(expr)
|
|
#define g_return_val_if_fail(expr,val)
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|
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#else /* !G_DISABLE_CHECKS */
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|
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#ifdef __GNUC__
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|
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#define g_return_if_fail(expr) G_STMT_START{ \
|
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if (!(expr)) \
|
|
{ \
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g_log (G_LOG_DOMAIN, \
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G_LOG_LEVEL_CRITICAL, \
|
|
"file %s: line %d (%s): assertion `%s' failed.", \
|
|
__FILE__, \
|
|
__LINE__, \
|
|
__PRETTY_FUNCTION__, \
|
|
#expr); \
|
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return; \
|
|
}; }G_STMT_END
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|
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#define g_return_val_if_fail(expr,val) G_STMT_START{ \
|
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if (!(expr)) \
|
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{ \
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g_log (G_LOG_DOMAIN, \
|
|
G_LOG_LEVEL_CRITICAL, \
|
|
"file %s: line %d (%s): assertion `%s' failed.", \
|
|
__FILE__, \
|
|
__LINE__, \
|
|
__PRETTY_FUNCTION__, \
|
|
#expr); \
|
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return val; \
|
|
}; }G_STMT_END
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|
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#else /* !__GNUC__ */
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|
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#define g_return_if_fail(expr) G_STMT_START{ \
|
|
if (!(expr)) \
|
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{ \
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g_log (G_LOG_DOMAIN, \
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|
G_LOG_LEVEL_CRITICAL, \
|
|
"file %s: line %d: assertion `%s' failed.", \
|
|
__FILE__, \
|
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__LINE__, \
|
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#expr); \
|
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return; \
|
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}; }G_STMT_END
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|
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#define g_return_val_if_fail(expr, val) G_STMT_START{ \
|
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if (!(expr)) \
|
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{ \
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g_log (G_LOG_DOMAIN, \
|
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G_LOG_LEVEL_CRITICAL, \
|
|
"file %s: line %d: assertion `%s' failed.", \
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__FILE__, \
|
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__LINE__, \
|
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#expr); \
|
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return val; \
|
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}; }G_STMT_END
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|
|
#endif /* !__GNUC__ */
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|
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#endif /* !G_DISABLE_CHECKS */
|
|
|
|
|
|
/* Provide type definitions for commonly used types.
|
|
* These are useful because a "gint8" can be adjusted
|
|
* to be 1 byte (8 bits) on all platforms. Similarly and
|
|
* more importantly, "gint32" can be adjusted to be
|
|
* 4 bytes (32 bits) on all platforms.
|
|
*/
|
|
|
|
typedef char gchar;
|
|
typedef short gshort;
|
|
typedef long glong;
|
|
typedef int gint;
|
|
typedef gint gboolean;
|
|
|
|
typedef unsigned char guchar;
|
|
typedef unsigned short gushort;
|
|
typedef unsigned long gulong;
|
|
typedef unsigned int guint;
|
|
|
|
#define G_GSHORT_FORMAT "hi"
|
|
#define G_GUSHORT_FORMAT "hu"
|
|
#define G_GINT_FORMAT "i"
|
|
#define G_GUINT_FORMAT "u"
|
|
#define G_GLONG_FORMAT "li"
|
|
#define G_GULONG_FORMAT "lu"
|
|
|
|
typedef float gfloat;
|
|
typedef double gdouble;
|
|
|
|
/* HAVE_LONG_DOUBLE doesn't work correctly on all platforms.
|
|
* Since gldouble isn't used anywhere, just disable it for now */
|
|
|
|
#if 0
|
|
#ifdef HAVE_LONG_DOUBLE
|
|
typedef long double gldouble;
|
|
#else /* HAVE_LONG_DOUBLE */
|
|
typedef double gldouble;
|
|
#endif /* HAVE_LONG_DOUBLE */
|
|
#endif /* 0 */
|
|
|
|
typedef void* gpointer;
|
|
typedef const void *gconstpointer;
|
|
|
|
|
|
typedef gint32 gssize;
|
|
typedef guint32 gsize;
|
|
typedef guint32 GQuark;
|
|
typedef gint32 GTime;
|
|
|
|
|
|
/* Portable endian checks and conversions
|
|
*
|
|
* glibconfig.h defines G_BYTE_ORDER which expands to one of
|
|
* the below macros.
|
|
*/
|
|
#define G_LITTLE_ENDIAN 1234
|
|
#define G_BIG_ENDIAN 4321
|
|
#define G_PDP_ENDIAN 3412 /* unused, need specific PDP check */
|
|
|
|
|
|
/* Basic bit swapping functions
|
|
*/
|
|
#define GUINT16_SWAP_LE_BE_CONSTANT(val) ((guint16) ( \
|
|
(((guint16) (val) & (guint16) 0x00ffU) << 8) | \
|
|
(((guint16) (val) & (guint16) 0xff00U) >> 8)))
|
|
#define GUINT32_SWAP_LE_BE_CONSTANT(val) ((guint32) ( \
|
|
(((guint32) (val) & (guint32) 0x000000ffU) << 24) | \
|
|
(((guint32) (val) & (guint32) 0x0000ff00U) << 8) | \
|
|
(((guint32) (val) & (guint32) 0x00ff0000U) >> 8) | \
|
|
(((guint32) (val) & (guint32) 0xff000000U) >> 24)))
|
|
|
|
/* Intel specific stuff for speed
|
|
*/
|
|
#if defined (__i386__) && defined (__GNUC__) && __GNUC__ >= 2
|
|
# define GUINT16_SWAP_LE_BE_X86(val) \
|
|
(__extension__ \
|
|
({ register guint16 __v; \
|
|
if (__builtin_constant_p (val)) \
|
|
__v = GUINT16_SWAP_LE_BE_CONSTANT (val); \
|
|
else \
|
|
__asm__ __const__ ("rorw $8, %w0" \
|
|
: "=r" (__v) \
|
|
: "0" ((guint16) (val))); \
|
|
__v; }))
|
|
# define GUINT16_SWAP_LE_BE(val) (GUINT16_SWAP_LE_BE_X86 (val))
|
|
# if !defined(__i486__) && !defined(__i586__) \
|
|
&& !defined(__pentium__) && !defined(__i686__) && !defined(__pentiumpro__)
|
|
# define GUINT32_SWAP_LE_BE_X86(val) \
|
|
(__extension__ \
|
|
({ register guint32 __v; \
|
|
if (__builtin_constant_p (val)) \
|
|
__v = GUINT32_SWAP_LE_BE_CONSTANT (val); \
|
|
else \
|
|
__asm__ __const__ ("rorw $8, %w0\n\t" \
|
|
"rorl $16, %0\n\t" \
|
|
"rorw $8, %w0" \
|
|
: "=r" (__v) \
|
|
: "0" ((guint32) (val))); \
|
|
__v; }))
|
|
# else /* 486 and higher has bswap */
|
|
# define GUINT32_SWAP_LE_BE_X86(val) \
|
|
(__extension__ \
|
|
({ register guint32 __v; \
|
|
if (__builtin_constant_p (val)) \
|
|
__v = GUINT32_SWAP_LE_BE_CONSTANT (val); \
|
|
else \
|
|
__asm__ __const__ ("bswap %0" \
|
|
: "=r" (__v) \
|
|
: "0" ((guint32) (val))); \
|
|
__v; }))
|
|
# endif /* processor specific 32-bit stuff */
|
|
# define GUINT32_SWAP_LE_BE(val) (GUINT32_SWAP_LE_BE_X86 (val))
|
|
#else /* !__i386__ */
|
|
# define GUINT16_SWAP_LE_BE(val) (GUINT16_SWAP_LE_BE_CONSTANT (val))
|
|
# define GUINT32_SWAP_LE_BE(val) (GUINT32_SWAP_LE_BE_CONSTANT (val))
|
|
#endif /* __i386__ */
|
|
|
|
#ifdef G_HAVE_GINT64
|
|
# define GUINT64_SWAP_LE_BE_CONSTANT(val) ((guint64) ( \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x00000000000000ffU)) << 56) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x000000000000ff00U)) << 40) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x0000000000ff0000U)) << 24) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x00000000ff000000U)) << 8) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x000000ff00000000U)) >> 8) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x0000ff0000000000U)) >> 24) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0x00ff000000000000U)) >> 40) | \
|
|
(((guint64) (val) & \
|
|
(guint64) G_GINT64_CONSTANT(0xff00000000000000U)) >> 56)))
|
|
# if defined (__i386__) && defined (__GNUC__) && __GNUC__ >= 2
|
|
# define GUINT64_SWAP_LE_BE_X86(val) \
|
|
(__extension__ \
|
|
({ union { guint64 __ll; \
|
|
guint32 __l[2]; } __r; \
|
|
if (__builtin_constant_p (val)) \
|
|
__r.__ll = GUINT64_SWAP_LE_BE_CONSTANT (val); \
|
|
else \
|
|
{ \
|
|
union { guint64 __ll; \
|
|
guint32 __l[2]; } __w; \
|
|
__w.__ll = ((guint64) val); \
|
|
__r.__l[0] = GUINT32_SWAP_LE_BE (__w.__l[1]); \
|
|
__r.__l[1] = GUINT32_SWAP_LE_BE (__w.__l[0]); \
|
|
} \
|
|
__r.__ll; }))
|
|
# define GUINT64_SWAP_LE_BE(val) (GUINT64_SWAP_LE_BE_X86 (val))
|
|
# else /* !__i386__ */
|
|
# define GUINT64_SWAP_LE_BE(val) (GUINT64_SWAP_LE_BE_CONSTANT(val))
|
|
# endif
|
|
#endif
|
|
|
|
#define GUINT16_SWAP_LE_PDP(val) ((guint16) (val))
|
|
#define GUINT16_SWAP_BE_PDP(val) (GUINT16_SWAP_LE_BE (val))
|
|
#define GUINT32_SWAP_LE_PDP(val) ((guint32) ( \
|
|
(((guint32) (val) & (guint32) 0x0000ffffU) << 16) | \
|
|
(((guint32) (val) & (guint32) 0xffff0000U) >> 16)))
|
|
#define GUINT32_SWAP_BE_PDP(val) ((guint32) ( \
|
|
(((guint32) (val) & (guint32) 0x00ff00ffU) << 8) | \
|
|
(((guint32) (val) & (guint32) 0xff00ff00U) >> 8)))
|
|
|
|
/* The G*_TO_?E() macros are defined in glibconfig.h.
|
|
* The transformation is symmetric, so the FROM just maps to the TO.
|
|
*/
|
|
#define GINT16_FROM_LE(val) (GINT16_TO_LE (val))
|
|
#define GUINT16_FROM_LE(val) (GUINT16_TO_LE (val))
|
|
#define GINT16_FROM_BE(val) (GINT16_TO_BE (val))
|
|
#define GUINT16_FROM_BE(val) (GUINT16_TO_BE (val))
|
|
#define GINT32_FROM_LE(val) (GINT32_TO_LE (val))
|
|
#define GUINT32_FROM_LE(val) (GUINT32_TO_LE (val))
|
|
#define GINT32_FROM_BE(val) (GINT32_TO_BE (val))
|
|
#define GUINT32_FROM_BE(val) (GUINT32_TO_BE (val))
|
|
|
|
#ifdef G_HAVE_GINT64
|
|
#define GINT64_FROM_LE(val) (GINT64_TO_LE (val))
|
|
#define GUINT64_FROM_LE(val) (GUINT64_TO_LE (val))
|
|
#define GINT64_FROM_BE(val) (GINT64_TO_BE (val))
|
|
#define GUINT64_FROM_BE(val) (GUINT64_TO_BE (val))
|
|
#endif
|
|
|
|
#define GLONG_FROM_LE(val) (GLONG_TO_LE (val))
|
|
#define GULONG_FROM_LE(val) (GULONG_TO_LE (val))
|
|
#define GLONG_FROM_BE(val) (GLONG_TO_BE (val))
|
|
#define GULONG_FROM_BE(val) (GULONG_TO_BE (val))
|
|
|
|
#define GINT_FROM_LE(val) (GINT_TO_LE (val))
|
|
#define GUINT_FROM_LE(val) (GUINT_TO_LE (val))
|
|
#define GINT_FROM_BE(val) (GINT_TO_BE (val))
|
|
#define GUINT_FROM_BE(val) (GUINT_TO_BE (val))
|
|
|
|
|
|
/* Portable versions of host-network order stuff
|
|
*/
|
|
#define g_ntohl(val) (GUINT32_FROM_BE (val))
|
|
#define g_ntohs(val) (GUINT16_FROM_BE (val))
|
|
#define g_htonl(val) (GUINT32_TO_BE (val))
|
|
#define g_htons(val) (GUINT16_TO_BE (val))
|
|
|
|
|
|
/* Glib version.
|
|
* we prefix variable declarations so they can
|
|
* properly get exported in windows dlls.
|
|
*/
|
|
#ifdef G_OS_WIN32
|
|
# ifdef GLIB_COMPILATION
|
|
# define GUTILS_C_VAR __declspec(dllexport)
|
|
# else /* !GLIB_COMPILATION */
|
|
# define GUTILS_C_VAR extern __declspec(dllimport)
|
|
# endif /* !GLIB_COMPILATION */
|
|
#else /* !G_OS_WIN32 */
|
|
# define GUTILS_C_VAR extern
|
|
#endif /* !G_OS_WIN32 */
|
|
|
|
GUTILS_C_VAR const guint glib_major_version;
|
|
GUTILS_C_VAR const guint glib_minor_version;
|
|
GUTILS_C_VAR const guint glib_micro_version;
|
|
GUTILS_C_VAR const guint glib_interface_age;
|
|
GUTILS_C_VAR const guint glib_binary_age;
|
|
|
|
#define GLIB_CHECK_VERSION(major,minor,micro) \
|
|
(GLIB_MAJOR_VERSION > (major) || \
|
|
(GLIB_MAJOR_VERSION == (major) && GLIB_MINOR_VERSION > (minor)) || \
|
|
(GLIB_MAJOR_VERSION == (major) && GLIB_MINOR_VERSION == (minor) && \
|
|
GLIB_MICRO_VERSION >= (micro)))
|
|
|
|
/* Forward declarations of glib types.
|
|
*/
|
|
typedef struct _GAllocator GAllocator;
|
|
typedef struct _GArray GArray;
|
|
typedef struct _GByteArray GByteArray;
|
|
typedef struct _GCache GCache;
|
|
typedef struct _GCompletion GCompletion;
|
|
typedef struct _GData GData;
|
|
typedef struct _GDebugKey GDebugKey;
|
|
typedef union _GDoubleIEEE754 GDoubleIEEE754;
|
|
typedef union _GFloatIEEE754 GFloatIEEE754;
|
|
typedef struct _GHashTable GHashTable;
|
|
typedef struct _GHook GHook;
|
|
typedef struct _GHookList GHookList;
|
|
typedef struct _GList GList;
|
|
typedef struct _GMemChunk GMemChunk;
|
|
typedef struct _GNode GNode;
|
|
typedef struct _GPtrArray GPtrArray;
|
|
typedef struct _GQueue GQueue;
|
|
typedef struct _GRand GRand;
|
|
typedef struct _GRelation GRelation;
|
|
typedef struct _GScanner GScanner;
|
|
typedef struct _GScannerConfig GScannerConfig;
|
|
typedef struct _GSList GSList;
|
|
typedef struct _GString GString;
|
|
typedef struct _GStringChunk GStringChunk;
|
|
typedef struct _GTimer GTimer;
|
|
typedef struct _GTrashStack GTrashStack;
|
|
typedef struct _GTree GTree;
|
|
typedef struct _GTuples GTuples;
|
|
typedef union _GTokenValue GTokenValue;
|
|
typedef struct _GIOChannel GIOChannel;
|
|
|
|
/* Tree traverse flags */
|
|
typedef enum
|
|
{
|
|
G_TRAVERSE_LEAFS = 1 << 0,
|
|
G_TRAVERSE_NON_LEAFS = 1 << 1,
|
|
G_TRAVERSE_ALL = G_TRAVERSE_LEAFS | G_TRAVERSE_NON_LEAFS,
|
|
G_TRAVERSE_MASK = 0x03
|
|
} GTraverseFlags;
|
|
|
|
/* Tree traverse orders */
|
|
typedef enum
|
|
{
|
|
G_IN_ORDER,
|
|
G_PRE_ORDER,
|
|
G_POST_ORDER,
|
|
G_LEVEL_ORDER
|
|
} GTraverseType;
|
|
|
|
/* Log level shift offset for user defined
|
|
* log levels (0-7 are used by GLib).
|
|
*/
|
|
#define G_LOG_LEVEL_USER_SHIFT (8)
|
|
|
|
/* Glib log levels and flags.
|
|
*/
|
|
typedef enum
|
|
{
|
|
/* log flags */
|
|
G_LOG_FLAG_RECURSION = 1 << 0,
|
|
G_LOG_FLAG_FATAL = 1 << 1,
|
|
|
|
/* GLib log levels */
|
|
G_LOG_LEVEL_ERROR = 1 << 2, /* always fatal */
|
|
G_LOG_LEVEL_CRITICAL = 1 << 3,
|
|
G_LOG_LEVEL_WARNING = 1 << 4,
|
|
G_LOG_LEVEL_MESSAGE = 1 << 5,
|
|
G_LOG_LEVEL_INFO = 1 << 6,
|
|
G_LOG_LEVEL_DEBUG = 1 << 7,
|
|
|
|
G_LOG_LEVEL_MASK = ~(G_LOG_FLAG_RECURSION | G_LOG_FLAG_FATAL)
|
|
} GLogLevelFlags;
|
|
|
|
/* GLib log levels that are considered fatal by default */
|
|
#define G_LOG_FATAL_MASK (G_LOG_FLAG_RECURSION | G_LOG_LEVEL_ERROR)
|
|
|
|
|
|
typedef gpointer (*GCacheNewFunc) (gpointer key);
|
|
typedef gpointer (*GCacheDupFunc) (gpointer value);
|
|
typedef void (*GCacheDestroyFunc) (gpointer value);
|
|
typedef gint (*GCompareFunc) (gconstpointer a,
|
|
gconstpointer b);
|
|
typedef gchar* (*GCompletionFunc) (gpointer);
|
|
typedef void (*GDestroyNotify) (gpointer data);
|
|
typedef void (*GDataForeachFunc) (GQuark key_id,
|
|
gpointer data,
|
|
gpointer user_data);
|
|
typedef void (*GFunc) (gpointer data,
|
|
gpointer user_data);
|
|
typedef guint (*GHashFunc) (gconstpointer key);
|
|
typedef void (*GFreeFunc) (gpointer data);
|
|
typedef void (*GHFunc) (gpointer key,
|
|
gpointer value,
|
|
gpointer user_data);
|
|
typedef gboolean (*GHRFunc) (gpointer key,
|
|
gpointer value,
|
|
gpointer user_data);
|
|
typedef gint (*GHookCompareFunc) (GHook *new_hook,
|
|
GHook *sibling);
|
|
typedef gboolean (*GHookFindFunc) (GHook *hook,
|
|
gpointer data);
|
|
typedef void (*GHookMarshaller) (GHook *hook,
|
|
gpointer data);
|
|
typedef gboolean (*GHookCheckMarshaller) (GHook *hook,
|
|
gpointer data);
|
|
typedef void (*GHookFunc) (gpointer data);
|
|
typedef gboolean (*GHookCheckFunc) (gpointer data);
|
|
typedef void (*GHookFreeFunc) (GHookList *hook_list,
|
|
GHook *hook);
|
|
typedef void (*GLogFunc) (const gchar *log_domain,
|
|
GLogLevelFlags log_level,
|
|
const gchar *message,
|
|
gpointer user_data);
|
|
typedef gboolean (*GNodeTraverseFunc) (GNode *node,
|
|
gpointer data);
|
|
typedef void (*GNodeForeachFunc) (GNode *node,
|
|
gpointer data);
|
|
typedef gint (*GSearchFunc) (gpointer key,
|
|
gpointer data);
|
|
typedef void (*GScannerMsgFunc) (GScanner *scanner,
|
|
gchar *message,
|
|
gint error);
|
|
typedef gint (*GTraverseFunc) (gpointer key,
|
|
gpointer value,
|
|
gpointer data);
|
|
typedef void (*GVoidFunc) (void);
|
|
|
|
|
|
struct _GArray
|
|
{
|
|
gchar *data;
|
|
guint len;
|
|
};
|
|
|
|
struct _GByteArray
|
|
{
|
|
guint8 *data;
|
|
guint len;
|
|
};
|
|
|
|
struct _GDebugKey
|
|
{
|
|
gchar *key;
|
|
guint value;
|
|
};
|
|
|
|
struct _GList
|
|
{
|
|
gpointer data;
|
|
GList *next;
|
|
GList *prev;
|
|
};
|
|
|
|
struct _GPtrArray
|
|
{
|
|
gpointer *pdata;
|
|
guint len;
|
|
};
|
|
|
|
struct _GQueue
|
|
{
|
|
GList *head;
|
|
GList *tail;
|
|
guint length;
|
|
};
|
|
|
|
struct _GSList
|
|
{
|
|
gpointer data;
|
|
GSList *next;
|
|
};
|
|
|
|
struct _GString
|
|
{
|
|
gchar *str;
|
|
gint len;
|
|
};
|
|
|
|
struct _GTrashStack
|
|
{
|
|
GTrashStack *next;
|
|
};
|
|
|
|
struct _GTuples
|
|
{
|
|
guint len;
|
|
};
|
|
|
|
|
|
/* IEEE Standard 754 Single Precision Storage Format (gfloat):
|
|
*
|
|
* 31 30 23 22 0
|
|
* +--------+---------------+---------------+
|
|
* | s 1bit | e[30:23] 8bit | f[22:0] 23bit |
|
|
* +--------+---------------+---------------+
|
|
* B0------------------->B1------->B2-->B3-->
|
|
*
|
|
* IEEE Standard 754 Double Precision Storage Format (gdouble):
|
|
*
|
|
* 63 62 52 51 32 31 0
|
|
* +--------+----------------+----------------+ +---------------+
|
|
* | s 1bit | e[62:52] 11bit | f[51:32] 20bit | | f[31:0] 32bit |
|
|
* +--------+----------------+----------------+ +---------------+
|
|
* B0--------------->B1---------->B2--->B3----> B4->B5->B6->B7->
|
|
*/
|
|
/* subtract from biased_exponent to form base2 exponent (normal numbers) */
|
|
#define G_IEEE754_FLOAT_BIAS (127)
|
|
#define G_IEEE754_DOUBLE_BIAS (1023)
|
|
/* multiply with base2 exponent to get base10 exponent (nomal numbers) */
|
|
#define G_LOG_2_BASE_10 (0.30102999566398119521)
|
|
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
|
|
union _GFloatIEEE754
|
|
{
|
|
gfloat v_float;
|
|
struct {
|
|
guint mantissa : 23;
|
|
guint biased_exponent : 8;
|
|
guint sign : 1;
|
|
} mpn;
|
|
};
|
|
union _GDoubleIEEE754
|
|
{
|
|
gdouble v_double;
|
|
struct {
|
|
guint mantissa_low : 32;
|
|
guint mantissa_high : 20;
|
|
guint biased_exponent : 11;
|
|
guint sign : 1;
|
|
} mpn;
|
|
};
|
|
#elif G_BYTE_ORDER == G_BIG_ENDIAN
|
|
union _GFloatIEEE754
|
|
{
|
|
gfloat v_float;
|
|
struct {
|
|
guint sign : 1;
|
|
guint biased_exponent : 8;
|
|
guint mantissa : 23;
|
|
} mpn;
|
|
};
|
|
union _GDoubleIEEE754
|
|
{
|
|
gdouble v_double;
|
|
struct {
|
|
guint sign : 1;
|
|
guint biased_exponent : 11;
|
|
guint mantissa_high : 20;
|
|
guint mantissa_low : 32;
|
|
} mpn;
|
|
};
|
|
#else /* !G_LITTLE_ENDIAN && !G_BIG_ENDIAN */
|
|
#error unknown ENDIAN type
|
|
#endif /* !G_LITTLE_ENDIAN && !G_BIG_ENDIAN */
|
|
|
|
|
|
/* Doubly linked lists
|
|
*/
|
|
void g_list_push_allocator (GAllocator *allocator);
|
|
void g_list_pop_allocator (void);
|
|
GList* g_list_alloc (void);
|
|
void g_list_free (GList *list);
|
|
void g_list_free_1 (GList *list);
|
|
GList* g_list_append (GList *list,
|
|
gpointer data);
|
|
GList* g_list_prepend (GList *list,
|
|
gpointer data);
|
|
GList* g_list_insert (GList *list,
|
|
gpointer data,
|
|
gint position);
|
|
GList* g_list_insert_sorted (GList *list,
|
|
gpointer data,
|
|
GCompareFunc func);
|
|
GList* g_list_concat (GList *list1,
|
|
GList *list2);
|
|
GList* g_list_remove (GList *list,
|
|
gconstpointer data);
|
|
GList* g_list_remove_link (GList *list,
|
|
GList *llink);
|
|
GList* g_list_delete_link (GList *list,
|
|
GList *link);
|
|
GList* g_list_reverse (GList *list);
|
|
GList* g_list_copy (GList *list);
|
|
GList* g_list_nth (GList *list,
|
|
guint n);
|
|
GList* g_list_find (GList *list,
|
|
gconstpointer data);
|
|
GList* g_list_find_custom (GList *list,
|
|
gconstpointer data,
|
|
GCompareFunc func);
|
|
gint g_list_position (GList *list,
|
|
GList *llink);
|
|
gint g_list_index (GList *list,
|
|
gconstpointer data);
|
|
GList* g_list_last (GList *list);
|
|
GList* g_list_first (GList *list);
|
|
guint g_list_length (GList *list);
|
|
void g_list_foreach (GList *list,
|
|
GFunc func,
|
|
gpointer user_data);
|
|
GList* g_list_sort (GList *list,
|
|
GCompareFunc compare_func);
|
|
gpointer g_list_nth_data (GList *list,
|
|
guint n);
|
|
#define g_list_previous(list) ((list) ? (((GList *)(list))->prev) : NULL)
|
|
#define g_list_next(list) ((list) ? (((GList *)(list))->next) : NULL)
|
|
|
|
|
|
/* Singly linked lists
|
|
*/
|
|
void g_slist_push_allocator (GAllocator *allocator);
|
|
void g_slist_pop_allocator (void);
|
|
GSList* g_slist_alloc (void);
|
|
void g_slist_free (GSList *list);
|
|
void g_slist_free_1 (GSList *list);
|
|
GSList* g_slist_append (GSList *list,
|
|
gpointer data);
|
|
GSList* g_slist_prepend (GSList *list,
|
|
gpointer data);
|
|
GSList* g_slist_insert (GSList *list,
|
|
gpointer data,
|
|
gint position);
|
|
GSList* g_slist_insert_sorted (GSList *list,
|
|
gpointer data,
|
|
GCompareFunc func);
|
|
GSList* g_slist_concat (GSList *list1,
|
|
GSList *list2);
|
|
GSList* g_slist_remove (GSList *list,
|
|
gconstpointer data);
|
|
GSList* g_slist_remove_link (GSList *list,
|
|
GSList *link);
|
|
GSList* g_slist_delete_link (GSList *list,
|
|
GSList *link);
|
|
GSList* g_slist_reverse (GSList *list);
|
|
GSList* g_slist_copy (GSList *list);
|
|
GSList* g_slist_nth (GSList *list,
|
|
guint n);
|
|
GSList* g_slist_find (GSList *list,
|
|
gconstpointer data);
|
|
GSList* g_slist_find_custom (GSList *list,
|
|
gconstpointer data,
|
|
GCompareFunc func);
|
|
gint g_slist_position (GSList *list,
|
|
GSList *llink);
|
|
gint g_slist_index (GSList *list,
|
|
gconstpointer data);
|
|
GSList* g_slist_last (GSList *list);
|
|
guint g_slist_length (GSList *list);
|
|
void g_slist_foreach (GSList *list,
|
|
GFunc func,
|
|
gpointer user_data);
|
|
GSList* g_slist_sort (GSList *list,
|
|
GCompareFunc compare_func);
|
|
gpointer g_slist_nth_data (GSList *list,
|
|
guint n);
|
|
#define g_slist_next(slist) ((slist) ? (((GSList *)(slist))->next) : NULL)
|
|
|
|
|
|
/* Queues
|
|
*/
|
|
GQueue* g_queue_new (void);
|
|
void g_queue_free (GQueue *queue);
|
|
void g_queue_push_head (GQueue *queue,
|
|
gpointer data);
|
|
void g_queue_push_tail (GQueue *queue,
|
|
gpointer data);
|
|
gpointer g_queue_pop_head (GQueue *queue);
|
|
gpointer g_queue_pop_tail (GQueue *queue);
|
|
gboolean g_queue_is_empty (GQueue *queue);
|
|
gpointer g_queue_peek_head (GQueue *queue);
|
|
gpointer g_queue_peek_tail (GQueue *queue);
|
|
void g_queue_push_head_link (GQueue *queue,
|
|
GList *link);
|
|
void g_queue_push_tail_link (GQueue *queue,
|
|
GList *link);
|
|
GList* g_queue_pop_head_link (GQueue *queue);
|
|
GList* g_queue_pop_tail_link (GQueue *queue);
|
|
|
|
|
|
/* Hash tables
|
|
*/
|
|
GHashTable* g_hash_table_new (GHashFunc hash_func,
|
|
GCompareFunc key_compare_func);
|
|
void g_hash_table_destroy (GHashTable *hash_table);
|
|
void g_hash_table_insert (GHashTable *hash_table,
|
|
gpointer key,
|
|
gpointer value);
|
|
void g_hash_table_remove (GHashTable *hash_table,
|
|
gconstpointer key);
|
|
gpointer g_hash_table_lookup (GHashTable *hash_table,
|
|
gconstpointer key);
|
|
gboolean g_hash_table_lookup_extended(GHashTable *hash_table,
|
|
gconstpointer lookup_key,
|
|
gpointer *orig_key,
|
|
gpointer *value);
|
|
void g_hash_table_freeze (GHashTable *hash_table);
|
|
void g_hash_table_thaw (GHashTable *hash_table);
|
|
void g_hash_table_foreach (GHashTable *hash_table,
|
|
GHFunc func,
|
|
gpointer user_data);
|
|
guint g_hash_table_foreach_remove (GHashTable *hash_table,
|
|
GHRFunc func,
|
|
gpointer user_data);
|
|
guint g_hash_table_size (GHashTable *hash_table);
|
|
|
|
|
|
/* Caches
|
|
*/
|
|
GCache* g_cache_new (GCacheNewFunc value_new_func,
|
|
GCacheDestroyFunc value_destroy_func,
|
|
GCacheDupFunc key_dup_func,
|
|
GCacheDestroyFunc key_destroy_func,
|
|
GHashFunc hash_key_func,
|
|
GHashFunc hash_value_func,
|
|
GCompareFunc key_compare_func);
|
|
void g_cache_destroy (GCache *cache);
|
|
gpointer g_cache_insert (GCache *cache,
|
|
gpointer key);
|
|
void g_cache_remove (GCache *cache,
|
|
gpointer value);
|
|
void g_cache_key_foreach (GCache *cache,
|
|
GHFunc func,
|
|
gpointer user_data);
|
|
void g_cache_value_foreach (GCache *cache,
|
|
GHFunc func,
|
|
gpointer user_data);
|
|
|
|
|
|
/* Balanced binary trees
|
|
*/
|
|
GTree* g_tree_new (GCompareFunc key_compare_func);
|
|
void g_tree_destroy (GTree *tree);
|
|
void g_tree_insert (GTree *tree,
|
|
gpointer key,
|
|
gpointer value);
|
|
void g_tree_remove (GTree *tree,
|
|
gpointer key);
|
|
gpointer g_tree_lookup (GTree *tree,
|
|
gpointer key);
|
|
void g_tree_traverse (GTree *tree,
|
|
GTraverseFunc traverse_func,
|
|
GTraverseType traverse_type,
|
|
gpointer data);
|
|
gpointer g_tree_search (GTree *tree,
|
|
GSearchFunc search_func,
|
|
gpointer data);
|
|
gint g_tree_height (GTree *tree);
|
|
gint g_tree_nnodes (GTree *tree);
|
|
|
|
|
|
|
|
/* N-way tree implementation
|
|
*/
|
|
struct _GNode
|
|
{
|
|
gpointer data;
|
|
GNode *next;
|
|
GNode *prev;
|
|
GNode *parent;
|
|
GNode *children;
|
|
};
|
|
|
|
#define G_NODE_IS_ROOT(node) (((GNode*) (node))->parent == NULL && \
|
|
((GNode*) (node))->prev == NULL && \
|
|
((GNode*) (node))->next == NULL)
|
|
#define G_NODE_IS_LEAF(node) (((GNode*) (node))->children == NULL)
|
|
|
|
void g_node_push_allocator (GAllocator *allocator);
|
|
void g_node_pop_allocator (void);
|
|
GNode* g_node_new (gpointer data);
|
|
void g_node_destroy (GNode *root);
|
|
void g_node_unlink (GNode *node);
|
|
GNode* g_node_copy (GNode *node);
|
|
GNode* g_node_insert (GNode *parent,
|
|
gint position,
|
|
GNode *node);
|
|
GNode* g_node_insert_before (GNode *parent,
|
|
GNode *sibling,
|
|
GNode *node);
|
|
GNode* g_node_prepend (GNode *parent,
|
|
GNode *node);
|
|
guint g_node_n_nodes (GNode *root,
|
|
GTraverseFlags flags);
|
|
GNode* g_node_get_root (GNode *node);
|
|
gboolean g_node_is_ancestor (GNode *node,
|
|
GNode *descendant);
|
|
guint g_node_depth (GNode *node);
|
|
GNode* g_node_find (GNode *root,
|
|
GTraverseType order,
|
|
GTraverseFlags flags,
|
|
gpointer data);
|
|
|
|
/* convenience macros */
|
|
#define g_node_append(parent, node) \
|
|
g_node_insert_before ((parent), NULL, (node))
|
|
#define g_node_insert_data(parent, position, data) \
|
|
g_node_insert ((parent), (position), g_node_new (data))
|
|
#define g_node_insert_data_before(parent, sibling, data) \
|
|
g_node_insert_before ((parent), (sibling), g_node_new (data))
|
|
#define g_node_prepend_data(parent, data) \
|
|
g_node_prepend ((parent), g_node_new (data))
|
|
#define g_node_append_data(parent, data) \
|
|
g_node_insert_before ((parent), NULL, g_node_new (data))
|
|
|
|
/* traversal function, assumes that `node' is root
|
|
* (only traverses `node' and its subtree).
|
|
* this function is just a high level interface to
|
|
* low level traversal functions, optimized for speed.
|
|
*/
|
|
void g_node_traverse (GNode *root,
|
|
GTraverseType order,
|
|
GTraverseFlags flags,
|
|
gint max_depth,
|
|
GNodeTraverseFunc func,
|
|
gpointer data);
|
|
|
|
/* return the maximum tree height starting with `node', this is an expensive
|
|
* operation, since we need to visit all nodes. this could be shortened by
|
|
* adding `guint height' to struct _GNode, but then again, this is not very
|
|
* often needed, and would make g_node_insert() more time consuming.
|
|
*/
|
|
guint g_node_max_height (GNode *root);
|
|
|
|
void g_node_children_foreach (GNode *node,
|
|
GTraverseFlags flags,
|
|
GNodeForeachFunc func,
|
|
gpointer data);
|
|
void g_node_reverse_children (GNode *node);
|
|
guint g_node_n_children (GNode *node);
|
|
GNode* g_node_nth_child (GNode *node,
|
|
guint n);
|
|
GNode* g_node_last_child (GNode *node);
|
|
GNode* g_node_find_child (GNode *node,
|
|
GTraverseFlags flags,
|
|
gpointer data);
|
|
gint g_node_child_position (GNode *node,
|
|
GNode *child);
|
|
gint g_node_child_index (GNode *node,
|
|
gpointer data);
|
|
|
|
GNode* g_node_first_sibling (GNode *node);
|
|
GNode* g_node_last_sibling (GNode *node);
|
|
|
|
#define g_node_prev_sibling(node) ((node) ? \
|
|
((GNode*) (node))->prev : NULL)
|
|
#define g_node_next_sibling(node) ((node) ? \
|
|
((GNode*) (node))->next : NULL)
|
|
#define g_node_first_child(node) ((node) ? \
|
|
((GNode*) (node))->children : NULL)
|
|
|
|
|
|
/* Callback maintenance functions
|
|
*/
|
|
#define G_HOOK_FLAG_USER_SHIFT (4)
|
|
typedef enum
|
|
{
|
|
G_HOOK_FLAG_ACTIVE = 1 << 0,
|
|
G_HOOK_FLAG_IN_CALL = 1 << 1,
|
|
G_HOOK_FLAG_MASK = 0x0f
|
|
} GHookFlagMask;
|
|
|
|
#define G_HOOK_DEFERRED_DESTROY ((GHookFreeFunc) 0x01)
|
|
|
|
struct _GHookList
|
|
{
|
|
guint seq_id;
|
|
guint hook_size;
|
|
guint is_setup : 1;
|
|
GHook *hooks;
|
|
GMemChunk *hook_memchunk;
|
|
GHookFreeFunc hook_free; /* virtual function */
|
|
GHookFreeFunc hook_destroy; /* virtual function */
|
|
};
|
|
|
|
struct _GHook
|
|
{
|
|
gpointer data;
|
|
GHook *next;
|
|
GHook *prev;
|
|
guint ref_count;
|
|
guint hook_id;
|
|
guint flags;
|
|
gpointer func;
|
|
GDestroyNotify destroy;
|
|
};
|
|
|
|
#define G_HOOK_ACTIVE(hook) ((((GHook*) hook)->flags & \
|
|
G_HOOK_FLAG_ACTIVE) != 0)
|
|
#define G_HOOK_IN_CALL(hook) ((((GHook*) hook)->flags & \
|
|
G_HOOK_FLAG_IN_CALL) != 0)
|
|
#define G_HOOK_IS_VALID(hook) (((GHook*) hook)->hook_id != 0 && \
|
|
G_HOOK_ACTIVE (hook))
|
|
#define G_HOOK_IS_UNLINKED(hook) (((GHook*) hook)->next == NULL && \
|
|
((GHook*) hook)->prev == NULL && \
|
|
((GHook*) hook)->hook_id == 0 && \
|
|
((GHook*) hook)->ref_count == 0)
|
|
|
|
void g_hook_list_init (GHookList *hook_list,
|
|
guint hook_size);
|
|
void g_hook_list_clear (GHookList *hook_list);
|
|
GHook* g_hook_alloc (GHookList *hook_list);
|
|
void g_hook_free (GHookList *hook_list,
|
|
GHook *hook);
|
|
void g_hook_ref (GHookList *hook_list,
|
|
GHook *hook);
|
|
void g_hook_unref (GHookList *hook_list,
|
|
GHook *hook);
|
|
gboolean g_hook_destroy (GHookList *hook_list,
|
|
guint hook_id);
|
|
void g_hook_destroy_link (GHookList *hook_list,
|
|
GHook *hook);
|
|
void g_hook_prepend (GHookList *hook_list,
|
|
GHook *hook);
|
|
void g_hook_insert_before (GHookList *hook_list,
|
|
GHook *sibling,
|
|
GHook *hook);
|
|
void g_hook_insert_sorted (GHookList *hook_list,
|
|
GHook *hook,
|
|
GHookCompareFunc func);
|
|
GHook* g_hook_get (GHookList *hook_list,
|
|
guint hook_id);
|
|
GHook* g_hook_find (GHookList *hook_list,
|
|
gboolean need_valids,
|
|
GHookFindFunc func,
|
|
gpointer data);
|
|
GHook* g_hook_find_data (GHookList *hook_list,
|
|
gboolean need_valids,
|
|
gpointer data);
|
|
GHook* g_hook_find_func (GHookList *hook_list,
|
|
gboolean need_valids,
|
|
gpointer func);
|
|
GHook* g_hook_find_func_data (GHookList *hook_list,
|
|
gboolean need_valids,
|
|
gpointer func,
|
|
gpointer data);
|
|
/* return the first valid hook, and increment its reference count */
|
|
GHook* g_hook_first_valid (GHookList *hook_list,
|
|
gboolean may_be_in_call);
|
|
/* return the next valid hook with incremented reference count, and
|
|
* decrement the reference count of the original hook
|
|
*/
|
|
GHook* g_hook_next_valid (GHookList *hook_list,
|
|
GHook *hook,
|
|
gboolean may_be_in_call);
|
|
|
|
/* GHookCompareFunc implementation to insert hooks sorted by their id */
|
|
gint g_hook_compare_ids (GHook *new_hook,
|
|
GHook *sibling);
|
|
|
|
/* convenience macros */
|
|
#define g_hook_append( hook_list, hook ) \
|
|
g_hook_insert_before ((hook_list), NULL, (hook))
|
|
|
|
/* invoke all valid hooks with the (*GHookFunc) signature.
|
|
*/
|
|
void g_hook_list_invoke (GHookList *hook_list,
|
|
gboolean may_recurse);
|
|
/* invoke all valid hooks with the (*GHookCheckFunc) signature,
|
|
* and destroy the hook if FALSE is returned.
|
|
*/
|
|
void g_hook_list_invoke_check (GHookList *hook_list,
|
|
gboolean may_recurse);
|
|
/* invoke a marshaller on all valid hooks.
|
|
*/
|
|
void g_hook_list_marshal (GHookList *hook_list,
|
|
gboolean may_recurse,
|
|
GHookMarshaller marshaller,
|
|
gpointer data);
|
|
void g_hook_list_marshal_check (GHookList *hook_list,
|
|
gboolean may_recurse,
|
|
GHookCheckMarshaller marshaller,
|
|
gpointer data);
|
|
|
|
|
|
/* Fatal error handlers.
|
|
* g_on_error_query() will prompt the user to either
|
|
* [E]xit, [H]alt, [P]roceed or show [S]tack trace.
|
|
* g_on_error_stack_trace() invokes gdb, which attaches to the current
|
|
* process and shows a stack trace.
|
|
* These function may cause different actions on non-unix platforms.
|
|
* The prg_name arg is required by gdb to find the executable, if it is
|
|
* passed as NULL, g_on_error_query() will try g_get_prgname().
|
|
*/
|
|
void g_on_error_query (const gchar *prg_name);
|
|
void g_on_error_stack_trace (const gchar *prg_name);
|
|
|
|
|
|
/* Logging mechanism
|
|
*/
|
|
extern const gchar *g_log_domain_glib;
|
|
guint g_log_set_handler (const gchar *log_domain,
|
|
GLogLevelFlags log_levels,
|
|
GLogFunc log_func,
|
|
gpointer user_data);
|
|
void g_log_remove_handler (const gchar *log_domain,
|
|
guint handler_id);
|
|
void g_log_default_handler (const gchar *log_domain,
|
|
GLogLevelFlags log_level,
|
|
const gchar *message,
|
|
gpointer unused_data);
|
|
void g_log (const gchar *log_domain,
|
|
GLogLevelFlags log_level,
|
|
const gchar *format,
|
|
...) G_GNUC_PRINTF (3, 4);
|
|
void g_logv (const gchar *log_domain,
|
|
GLogLevelFlags log_level,
|
|
const gchar *format,
|
|
va_list args);
|
|
GLogLevelFlags g_log_set_fatal_mask (const gchar *log_domain,
|
|
GLogLevelFlags fatal_mask);
|
|
GLogLevelFlags g_log_set_always_fatal (GLogLevelFlags fatal_mask);
|
|
#ifndef G_LOG_DOMAIN
|
|
#define G_LOG_DOMAIN ((gchar*) 0)
|
|
#endif /* G_LOG_DOMAIN */
|
|
#ifdef __GNUC__
|
|
#define g_error(format, args...) g_log (G_LOG_DOMAIN, \
|
|
G_LOG_LEVEL_ERROR, \
|
|
format, ##args)
|
|
#define g_message(format, args...) g_log (G_LOG_DOMAIN, \
|
|
G_LOG_LEVEL_MESSAGE, \
|
|
format, ##args)
|
|
#define g_warning(format, args...) g_log (G_LOG_DOMAIN, \
|
|
G_LOG_LEVEL_WARNING, \
|
|
format, ##args)
|
|
#else /* !__GNUC__ */
|
|
static void
|
|
g_error (const gchar *format,
|
|
...)
|
|
{
|
|
va_list args;
|
|
va_start (args, format);
|
|
g_logv (G_LOG_DOMAIN, G_LOG_LEVEL_ERROR, format, args);
|
|
va_end (args);
|
|
}
|
|
static void
|
|
g_message (const gchar *format,
|
|
...)
|
|
{
|
|
va_list args;
|
|
va_start (args, format);
|
|
g_logv (G_LOG_DOMAIN, G_LOG_LEVEL_MESSAGE, format, args);
|
|
va_end (args);
|
|
}
|
|
static void
|
|
g_warning (const gchar *format,
|
|
...)
|
|
{
|
|
va_list args;
|
|
va_start (args, format);
|
|
g_logv (G_LOG_DOMAIN, G_LOG_LEVEL_WARNING, format, args);
|
|
va_end (args);
|
|
}
|
|
#endif /* !__GNUC__ */
|
|
|
|
typedef void (*GPrintFunc) (const gchar *string);
|
|
void g_print (const gchar *format,
|
|
...) G_GNUC_PRINTF (1, 2);
|
|
GPrintFunc g_set_print_handler (GPrintFunc func);
|
|
void g_printerr (const gchar *format,
|
|
...) G_GNUC_PRINTF (1, 2);
|
|
GPrintFunc g_set_printerr_handler (GPrintFunc func);
|
|
|
|
/* deprecated compatibility functions, use g_log_set_handler() instead */
|
|
typedef void (*GErrorFunc) (const gchar *str);
|
|
typedef void (*GWarningFunc) (const gchar *str);
|
|
GErrorFunc g_set_error_handler (GErrorFunc func);
|
|
GWarningFunc g_set_warning_handler (GWarningFunc func);
|
|
GPrintFunc g_set_message_handler (GPrintFunc func);
|
|
|
|
|
|
/* Memory allocation and debugging
|
|
*/
|
|
#ifdef USE_DMALLOC
|
|
|
|
#define g_malloc(size) ((gpointer) MALLOC (size))
|
|
#define g_malloc0(size) ((gpointer) CALLOC (char, size))
|
|
#define g_realloc(mem,size) ((gpointer) REALLOC (mem, char, size))
|
|
#define g_free(mem) FREE (mem)
|
|
|
|
#else /* !USE_DMALLOC */
|
|
|
|
gpointer g_malloc (gulong size);
|
|
gpointer g_malloc0 (gulong size);
|
|
gpointer g_realloc (gpointer mem,
|
|
gulong size);
|
|
void g_free (gpointer mem);
|
|
|
|
#endif /* !USE_DMALLOC */
|
|
|
|
void g_mem_profile (void);
|
|
void g_mem_check (gpointer mem);
|
|
|
|
/* Generic allocators
|
|
*/
|
|
GAllocator* g_allocator_new (const gchar *name,
|
|
guint n_preallocs);
|
|
void g_allocator_free (GAllocator *allocator);
|
|
|
|
#define G_ALLOCATOR_LIST (1)
|
|
#define G_ALLOCATOR_SLIST (2)
|
|
#define G_ALLOCATOR_NODE (3)
|
|
|
|
|
|
/* "g_mem_chunk_new" creates a new memory chunk.
|
|
* Memory chunks are used to allocate pieces of memory which are
|
|
* always the same size. Lists are a good example of such a data type.
|
|
* The memory chunk allocates and frees blocks of memory as needed.
|
|
* Just be sure to call "g_mem_chunk_free" and not "g_free" on data
|
|
* allocated in a mem chunk. ("g_free" will most likely cause a seg
|
|
* fault...somewhere).
|
|
*
|
|
* Oh yeah, GMemChunk is an opaque data type. (You don't really
|
|
* want to know what's going on inside do you?)
|
|
*/
|
|
|
|
/* ALLOC_ONLY MemChunk's can only allocate memory. The free operation
|
|
* is interpreted as a no op. ALLOC_ONLY MemChunk's save 4 bytes per
|
|
* atom. (They are also useful for lists which use MemChunk to allocate
|
|
* memory but are also part of the MemChunk implementation).
|
|
* ALLOC_AND_FREE MemChunk's can allocate and free memory.
|
|
*/
|
|
|
|
#define G_ALLOC_ONLY 1
|
|
#define G_ALLOC_AND_FREE 2
|
|
|
|
GMemChunk* g_mem_chunk_new (gchar *name,
|
|
gint atom_size,
|
|
gulong area_size,
|
|
gint type);
|
|
void g_mem_chunk_destroy (GMemChunk *mem_chunk);
|
|
gpointer g_mem_chunk_alloc (GMemChunk *mem_chunk);
|
|
gpointer g_mem_chunk_alloc0 (GMemChunk *mem_chunk);
|
|
void g_mem_chunk_free (GMemChunk *mem_chunk,
|
|
gpointer mem);
|
|
void g_mem_chunk_clean (GMemChunk *mem_chunk);
|
|
void g_mem_chunk_reset (GMemChunk *mem_chunk);
|
|
void g_mem_chunk_print (GMemChunk *mem_chunk);
|
|
void g_mem_chunk_info (void);
|
|
|
|
/* Ah yes...we have a "g_blow_chunks" function.
|
|
* "g_blow_chunks" simply compresses all the chunks. This operation
|
|
* consists of freeing every memory area that should be freed (but
|
|
* which we haven't gotten around to doing yet). And, no,
|
|
* "g_blow_chunks" doesn't follow the naming scheme, but it is a
|
|
* much better name than "g_mem_chunk_clean_all" or something
|
|
* similar.
|
|
*/
|
|
void g_blow_chunks (void);
|
|
|
|
|
|
/* Timer
|
|
*/
|
|
|
|
#define G_MICROSEC 1000000
|
|
|
|
GTimer* g_timer_new (void);
|
|
void g_timer_destroy (GTimer *timer);
|
|
void g_timer_start (GTimer *timer);
|
|
void g_timer_stop (GTimer *timer);
|
|
void g_timer_reset (GTimer *timer);
|
|
gdouble g_timer_elapsed (GTimer *timer,
|
|
gulong *microseconds);
|
|
void g_usleep (gulong microseconds);
|
|
|
|
/* String utility functions that modify a string argument or
|
|
* return a constant string that must not be freed.
|
|
*/
|
|
#define G_STR_DELIMITERS "_-|> <."
|
|
gchar* g_strdelimit (gchar *string,
|
|
const gchar *delimiters,
|
|
gchar new_delimiter);
|
|
gdouble g_strtod (const gchar *nptr,
|
|
gchar **endptr);
|
|
gchar* g_strerror (gint errnum);
|
|
gchar* g_strsignal (gint signum);
|
|
gint g_strcasecmp (const gchar *s1,
|
|
const gchar *s2);
|
|
gint g_strncasecmp (const gchar *s1,
|
|
const gchar *s2,
|
|
guint n);
|
|
void g_strdown (gchar *string);
|
|
void g_strup (gchar *string);
|
|
void g_strreverse (gchar *string);
|
|
/* removes leading spaces */
|
|
gchar* g_strchug (gchar *string);
|
|
/* removes trailing spaces */
|
|
gchar* g_strchomp (gchar *string);
|
|
/* removes leading & trailing spaces */
|
|
#define g_strstrip( string ) g_strchomp (g_strchug (string))
|
|
|
|
/* String utility functions that return a newly allocated string which
|
|
* ought to be freed with g_free from the caller at some point.
|
|
*/
|
|
gchar* g_strdup (const gchar *str);
|
|
gchar* g_strdup_printf (const gchar *format,
|
|
...) G_GNUC_PRINTF (1, 2);
|
|
gchar* g_strdup_vprintf (const gchar *format,
|
|
va_list args);
|
|
gchar* g_strndup (const gchar *str,
|
|
guint n);
|
|
gchar* g_strnfill (guint length,
|
|
gchar fill_char);
|
|
gchar* g_strconcat (const gchar *string1,
|
|
...); /* NULL terminated */
|
|
gchar* g_strjoin (const gchar *separator,
|
|
...); /* NULL terminated */
|
|
/* Make a copy of a string interpreting C string -style escape
|
|
* sequences. Inverse of g_strescape. The recognized sequences are \b
|
|
* \f \n \r \t \\ \" and the octal format.
|
|
*/
|
|
gchar* g_strcompress (const gchar *source);
|
|
|
|
/* Convert between the operating system (or C runtime)
|
|
* representation of file names and UTF-8.
|
|
*/
|
|
gchar* g_filename_to_utf8 (const gchar *opsysstring);
|
|
gchar* g_filename_from_utf8 (const gchar *utf8string);
|
|
|
|
/* Copy a string escaping nonprintable characters like in C strings.
|
|
* Inverse of g_strcompress. The exceptions parameter, if non-NULL, points
|
|
* to a string containing characters that are not to be escaped.
|
|
*
|
|
* Deprecated API: gchar* g_strescape (const gchar *source);
|
|
* Luckily this function wasn't used much, using NULL as second parameter
|
|
* provides mostly identical semantics.
|
|
*/
|
|
gchar* g_strescape (const gchar *source,
|
|
const gchar *exceptions);
|
|
|
|
gpointer g_memdup (gconstpointer mem,
|
|
guint byte_size);
|
|
|
|
/* NULL terminated string arrays.
|
|
* g_strsplit() splits up string into max_tokens tokens at delim and
|
|
* returns a newly allocated string array.
|
|
* g_strjoinv() concatenates all of str_array's strings, sliding in an
|
|
* optional separator, the returned string is newly allocated.
|
|
* g_strfreev() frees the array itself and all of its strings.
|
|
*/
|
|
gchar** g_strsplit (const gchar *string,
|
|
const gchar *delimiter,
|
|
gint max_tokens);
|
|
gchar* g_strjoinv (const gchar *separator,
|
|
gchar **str_array);
|
|
void g_strfreev (gchar **str_array);
|
|
|
|
|
|
|
|
/* calculate a string size, guarranteed to fit format + args.
|
|
*/
|
|
guint g_printf_string_upper_bound (const gchar* format,
|
|
va_list args);
|
|
|
|
|
|
/* Retrive static string info
|
|
*/
|
|
gchar* g_get_user_name (void);
|
|
gchar* g_get_real_name (void);
|
|
gchar* g_get_home_dir (void);
|
|
gchar* g_get_tmp_dir (void);
|
|
gchar* g_get_prgname (void);
|
|
void g_set_prgname (const gchar *prgname);
|
|
|
|
|
|
/* Miscellaneous utility functions
|
|
*/
|
|
guint g_parse_debug_string (const gchar *string,
|
|
GDebugKey *keys,
|
|
guint nkeys);
|
|
gint g_snprintf (gchar *string,
|
|
gulong n,
|
|
gchar const *format,
|
|
...) G_GNUC_PRINTF (3, 4);
|
|
gint g_vsnprintf (gchar *string,
|
|
gulong n,
|
|
gchar const *format,
|
|
va_list args);
|
|
gchar* g_basename (const gchar *file_name);
|
|
/* Check if a file name is an absolute path */
|
|
gboolean g_path_is_absolute (const gchar *file_name);
|
|
/* In case of absolute paths, skip the root part */
|
|
gchar* g_path_skip_root (gchar *file_name);
|
|
|
|
/* strings are newly allocated with g_malloc() */
|
|
gchar* g_dirname (const gchar *file_name);
|
|
gchar* g_get_current_dir (void);
|
|
|
|
/* return the environment string for the variable. The returned memory
|
|
* must not be freed. */
|
|
gchar* g_getenv (const gchar *variable);
|
|
|
|
/* we use a GLib function as a replacement for ATEXIT, so
|
|
* the programmer is not required to check the return value
|
|
* (if there is any in the implementation) and doesn't encounter
|
|
* missing include files.
|
|
*/
|
|
void g_atexit (GVoidFunc func);
|
|
|
|
|
|
/* Bit tests
|
|
*/
|
|
G_INLINE_FUNC gint g_bit_nth_lsf (guint32 mask,
|
|
gint nth_bit);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC gint
|
|
g_bit_nth_lsf (guint32 mask,
|
|
gint nth_bit)
|
|
{
|
|
do
|
|
{
|
|
nth_bit++;
|
|
if (mask & (1 << (guint) nth_bit))
|
|
return nth_bit;
|
|
}
|
|
while (nth_bit < 32);
|
|
return -1;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
G_INLINE_FUNC gint g_bit_nth_msf (guint32 mask,
|
|
gint nth_bit);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC gint
|
|
g_bit_nth_msf (guint32 mask,
|
|
gint nth_bit)
|
|
{
|
|
if (nth_bit < 0)
|
|
nth_bit = 32;
|
|
do
|
|
{
|
|
nth_bit--;
|
|
if (mask & (1 << (guint) nth_bit))
|
|
return nth_bit;
|
|
}
|
|
while (nth_bit > 0);
|
|
return -1;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
G_INLINE_FUNC guint g_bit_storage (guint number);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC guint
|
|
g_bit_storage (guint number)
|
|
{
|
|
register guint n_bits = 0;
|
|
|
|
do
|
|
{
|
|
n_bits++;
|
|
number >>= 1;
|
|
}
|
|
while (number);
|
|
return n_bits;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
|
|
/* Trash Stacks
|
|
* elements need to be >= sizeof (gpointer)
|
|
*/
|
|
G_INLINE_FUNC void g_trash_stack_push (GTrashStack **stack_p,
|
|
gpointer data_p);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC void
|
|
g_trash_stack_push (GTrashStack **stack_p,
|
|
gpointer data_p)
|
|
{
|
|
GTrashStack *data = (GTrashStack *) data_p;
|
|
|
|
data->next = *stack_p;
|
|
*stack_p = data;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
G_INLINE_FUNC gpointer g_trash_stack_pop (GTrashStack **stack_p);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC gpointer
|
|
g_trash_stack_pop (GTrashStack **stack_p)
|
|
{
|
|
GTrashStack *data;
|
|
|
|
data = *stack_p;
|
|
if (data)
|
|
{
|
|
*stack_p = data->next;
|
|
/* NULLify private pointer here, most platforms store NULL as
|
|
* subsequent 0 bytes
|
|
*/
|
|
data->next = NULL;
|
|
}
|
|
|
|
return data;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
G_INLINE_FUNC gpointer g_trash_stack_peek (GTrashStack **stack_p);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC gpointer
|
|
g_trash_stack_peek (GTrashStack **stack_p)
|
|
{
|
|
GTrashStack *data;
|
|
|
|
data = *stack_p;
|
|
|
|
return data;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
G_INLINE_FUNC guint g_trash_stack_height (GTrashStack **stack_p);
|
|
#ifdef G_CAN_INLINE
|
|
G_INLINE_FUNC guint
|
|
g_trash_stack_height (GTrashStack **stack_p)
|
|
{
|
|
GTrashStack *data;
|
|
guint i = 0;
|
|
|
|
for (data = *stack_p; data; data = data->next)
|
|
i++;
|
|
|
|
return i;
|
|
}
|
|
#endif /* G_CAN_INLINE */
|
|
|
|
|
|
/* String Chunks
|
|
*/
|
|
GStringChunk* g_string_chunk_new (gint size);
|
|
void g_string_chunk_free (GStringChunk *chunk);
|
|
gchar* g_string_chunk_insert (GStringChunk *chunk,
|
|
const gchar *string);
|
|
gchar* g_string_chunk_insert_const (GStringChunk *chunk,
|
|
const gchar *string);
|
|
|
|
|
|
/* Strings
|
|
*/
|
|
GString* g_string_new (const gchar *init);
|
|
GString* g_string_sized_new (guint dfl_size);
|
|
void g_string_free (GString *string,
|
|
gboolean free_segment);
|
|
GString* g_string_assign (GString *string,
|
|
const gchar *rval);
|
|
GString* g_string_truncate (GString *string,
|
|
gint len);
|
|
GString* g_string_insert_len (GString *string,
|
|
gint pos,
|
|
const gchar *val,
|
|
gint len);
|
|
GString* g_string_append (GString *string,
|
|
const gchar *val);
|
|
GString* g_string_append_len (GString *string,
|
|
const gchar *val,
|
|
gint len);
|
|
GString* g_string_append_c (GString *string,
|
|
gchar c);
|
|
GString* g_string_prepend (GString *string,
|
|
const gchar *val);
|
|
GString* g_string_prepend_c (GString *string,
|
|
gchar c);
|
|
GString* g_string_prepend_len (GString *string,
|
|
const gchar *val,
|
|
gint len);
|
|
GString* g_string_insert (GString *string,
|
|
gint pos,
|
|
const gchar *val);
|
|
GString* g_string_insert_c (GString *string,
|
|
gint pos,
|
|
gchar c);
|
|
GString* g_string_erase (GString *string,
|
|
gint pos,
|
|
gint len);
|
|
GString* g_string_down (GString *string);
|
|
GString* g_string_up (GString *string);
|
|
void g_string_sprintf (GString *string,
|
|
const gchar *format,
|
|
...) G_GNUC_PRINTF (2, 3);
|
|
void g_string_sprintfa (GString *string,
|
|
const gchar *format,
|
|
...) G_GNUC_PRINTF (2, 3);
|
|
|
|
|
|
/* Resizable arrays, remove fills any cleared spot and shortens the
|
|
* array, while preserving the order. remove_fast will distort the
|
|
* order by moving the last element to the position of the removed
|
|
*/
|
|
|
|
#define g_array_append_val(a,v) g_array_append_vals (a, &v, 1)
|
|
#define g_array_prepend_val(a,v) g_array_prepend_vals (a, &v, 1)
|
|
#define g_array_insert_val(a,i,v) g_array_insert_vals (a, i, &v, 1)
|
|
#define g_array_index(a,t,i) (((t*) (a)->data) [(i)])
|
|
|
|
GArray* g_array_new (gboolean zero_terminated,
|
|
gboolean clear,
|
|
guint element_size);
|
|
GArray* g_array_sized_new (gboolean zero_terminated,
|
|
gboolean clear,
|
|
guint element_size,
|
|
guint reserved_size);
|
|
void g_array_free (GArray *array,
|
|
gboolean free_segment);
|
|
GArray* g_array_append_vals (GArray *array,
|
|
gconstpointer data,
|
|
guint len);
|
|
GArray* g_array_prepend_vals (GArray *array,
|
|
gconstpointer data,
|
|
guint len);
|
|
GArray* g_array_insert_vals (GArray *array,
|
|
guint index,
|
|
gconstpointer data,
|
|
guint len);
|
|
GArray* g_array_set_size (GArray *array,
|
|
guint length);
|
|
GArray* g_array_remove_index (GArray *array,
|
|
guint index);
|
|
GArray* g_array_remove_index_fast (GArray *array,
|
|
guint index);
|
|
|
|
/* Resizable pointer array. This interface is much less complicated
|
|
* than the above. Add appends appends a pointer. Remove fills any
|
|
* cleared spot and shortens the array. remove_fast will again distort
|
|
* order.
|
|
*/
|
|
#define g_ptr_array_index(array,index) (array->pdata)[index]
|
|
GPtrArray* g_ptr_array_new (void);
|
|
GPtrArray* g_ptr_array_sized_new (guint reserved_size);
|
|
void g_ptr_array_free (GPtrArray *array,
|
|
gboolean free_seg);
|
|
void g_ptr_array_set_size (GPtrArray *array,
|
|
gint length);
|
|
gpointer g_ptr_array_remove_index (GPtrArray *array,
|
|
guint index);
|
|
gpointer g_ptr_array_remove_index_fast (GPtrArray *array,
|
|
guint index);
|
|
gboolean g_ptr_array_remove (GPtrArray *array,
|
|
gpointer data);
|
|
gboolean g_ptr_array_remove_fast (GPtrArray *array,
|
|
gpointer data);
|
|
void g_ptr_array_add (GPtrArray *array,
|
|
gpointer data);
|
|
|
|
/* Byte arrays, an array of guint8. Implemented as a GArray,
|
|
* but type-safe.
|
|
*/
|
|
|
|
GByteArray* g_byte_array_new (void);
|
|
GByteArray* g_byte_array_sized_new (guint reserved_size);
|
|
void g_byte_array_free (GByteArray *array,
|
|
gboolean free_segment);
|
|
GByteArray* g_byte_array_append (GByteArray *array,
|
|
const guint8 *data,
|
|
guint len);
|
|
GByteArray* g_byte_array_prepend (GByteArray *array,
|
|
const guint8 *data,
|
|
guint len);
|
|
GByteArray* g_byte_array_set_size (GByteArray *array,
|
|
guint length);
|
|
GByteArray* g_byte_array_remove_index (GByteArray *array,
|
|
guint index);
|
|
GByteArray* g_byte_array_remove_index_fast (GByteArray *array,
|
|
guint index);
|
|
|
|
|
|
/* Hash Functions
|
|
*/
|
|
gint g_str_equal (gconstpointer v,
|
|
gconstpointer v2);
|
|
guint g_str_hash (gconstpointer v);
|
|
|
|
gint g_int_equal (gconstpointer v,
|
|
gconstpointer v2);
|
|
guint g_int_hash (gconstpointer v);
|
|
|
|
/* This "hash" function will just return the key's adress as an
|
|
* unsigned integer. Useful for hashing on plain adresses or
|
|
* simple integer values.
|
|
* passing NULL into g_hash_table_new() as GHashFunc has the
|
|
* same effect as passing g_direct_hash().
|
|
*/
|
|
guint g_direct_hash (gconstpointer v);
|
|
gint g_direct_equal (gconstpointer v,
|
|
gconstpointer v2);
|
|
|
|
|
|
/* Quarks (string<->id association)
|
|
*/
|
|
GQuark g_quark_try_string (const gchar *string);
|
|
GQuark g_quark_from_static_string (const gchar *string);
|
|
GQuark g_quark_from_string (const gchar *string);
|
|
gchar* g_quark_to_string (GQuark quark);
|
|
|
|
|
|
/* Keyed Data List
|
|
*/
|
|
void g_datalist_init (GData **datalist);
|
|
void g_datalist_clear (GData **datalist);
|
|
gpointer g_datalist_id_get_data (GData **datalist,
|
|
GQuark key_id);
|
|
void g_datalist_id_set_data_full (GData **datalist,
|
|
GQuark key_id,
|
|
gpointer data,
|
|
GDestroyNotify destroy_func);
|
|
gpointer g_datalist_id_remove_no_notify (GData **datalist,
|
|
GQuark key_id);
|
|
void g_datalist_foreach (GData **datalist,
|
|
GDataForeachFunc func,
|
|
gpointer user_data);
|
|
#define g_datalist_id_set_data(dl, q, d) \
|
|
g_datalist_id_set_data_full ((dl), (q), (d), NULL)
|
|
#define g_datalist_id_remove_data(dl, q) \
|
|
g_datalist_id_set_data ((dl), (q), NULL)
|
|
#define g_datalist_get_data(dl, k) \
|
|
(g_datalist_id_get_data ((dl), g_quark_try_string (k)))
|
|
#define g_datalist_set_data_full(dl, k, d, f) \
|
|
g_datalist_id_set_data_full ((dl), g_quark_from_string (k), (d), (f))
|
|
#define g_datalist_remove_no_notify(dl, k) \
|
|
g_datalist_id_remove_no_notify ((dl), g_quark_try_string (k))
|
|
#define g_datalist_set_data(dl, k, d) \
|
|
g_datalist_set_data_full ((dl), (k), (d), NULL)
|
|
#define g_datalist_remove_data(dl, k) \
|
|
g_datalist_id_set_data ((dl), g_quark_try_string (k), NULL)
|
|
|
|
|
|
/* Location Associated Keyed Data
|
|
*/
|
|
void g_dataset_destroy (gconstpointer dataset_location);
|
|
gpointer g_dataset_id_get_data (gconstpointer dataset_location,
|
|
GQuark key_id);
|
|
void g_dataset_id_set_data_full (gconstpointer dataset_location,
|
|
GQuark key_id,
|
|
gpointer data,
|
|
GDestroyNotify destroy_func);
|
|
gpointer g_dataset_id_remove_no_notify (gconstpointer dataset_location,
|
|
GQuark key_id);
|
|
void g_dataset_foreach (gconstpointer dataset_location,
|
|
GDataForeachFunc func,
|
|
gpointer user_data);
|
|
#define g_dataset_id_set_data(l, k, d) \
|
|
g_dataset_id_set_data_full ((l), (k), (d), NULL)
|
|
#define g_dataset_id_remove_data(l, k) \
|
|
g_dataset_id_set_data ((l), (k), NULL)
|
|
#define g_dataset_get_data(l, k) \
|
|
(g_dataset_id_get_data ((l), g_quark_try_string (k)))
|
|
#define g_dataset_set_data_full(l, k, d, f) \
|
|
g_dataset_id_set_data_full ((l), g_quark_from_string (k), (d), (f))
|
|
#define g_dataset_remove_no_notify(l, k) \
|
|
g_dataset_id_remove_no_notify ((l), g_quark_try_string (k))
|
|
#define g_dataset_set_data(l, k, d) \
|
|
g_dataset_set_data_full ((l), (k), (d), NULL)
|
|
#define g_dataset_remove_data(l, k) \
|
|
g_dataset_id_set_data ((l), g_quark_try_string (k), NULL)
|
|
|
|
|
|
/* GScanner: Flexible lexical scanner for general purpose.
|
|
*/
|
|
|
|
/* Character sets */
|
|
#define G_CSET_A_2_Z "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
|
|
#define G_CSET_a_2_z "abcdefghijklmnopqrstuvwxyz"
|
|
#define G_CSET_LATINC "\300\301\302\303\304\305\306"\
|
|
"\307\310\311\312\313\314\315\316\317\320"\
|
|
"\321\322\323\324\325\326"\
|
|
"\330\331\332\333\334\335\336"
|
|
#define G_CSET_LATINS "\337\340\341\342\343\344\345\346"\
|
|
"\347\350\351\352\353\354\355\356\357\360"\
|
|
"\361\362\363\364\365\366"\
|
|
"\370\371\372\373\374\375\376\377"
|
|
|
|
/* Error types */
|
|
typedef enum
|
|
{
|
|
G_ERR_UNKNOWN,
|
|
G_ERR_UNEXP_EOF,
|
|
G_ERR_UNEXP_EOF_IN_STRING,
|
|
G_ERR_UNEXP_EOF_IN_COMMENT,
|
|
G_ERR_NON_DIGIT_IN_CONST,
|
|
G_ERR_DIGIT_RADIX,
|
|
G_ERR_FLOAT_RADIX,
|
|
G_ERR_FLOAT_MALFORMED
|
|
} GErrorType;
|
|
|
|
/* Token types */
|
|
typedef enum
|
|
{
|
|
G_TOKEN_EOF = 0,
|
|
|
|
G_TOKEN_LEFT_PAREN = '(',
|
|
G_TOKEN_RIGHT_PAREN = ')',
|
|
G_TOKEN_LEFT_CURLY = '{',
|
|
G_TOKEN_RIGHT_CURLY = '}',
|
|
G_TOKEN_LEFT_BRACE = '[',
|
|
G_TOKEN_RIGHT_BRACE = ']',
|
|
G_TOKEN_EQUAL_SIGN = '=',
|
|
G_TOKEN_COMMA = ',',
|
|
|
|
G_TOKEN_NONE = 256,
|
|
|
|
G_TOKEN_ERROR,
|
|
|
|
G_TOKEN_CHAR,
|
|
G_TOKEN_BINARY,
|
|
G_TOKEN_OCTAL,
|
|
G_TOKEN_INT,
|
|
G_TOKEN_HEX,
|
|
G_TOKEN_FLOAT,
|
|
G_TOKEN_STRING,
|
|
|
|
G_TOKEN_SYMBOL,
|
|
G_TOKEN_IDENTIFIER,
|
|
G_TOKEN_IDENTIFIER_NULL,
|
|
|
|
G_TOKEN_COMMENT_SINGLE,
|
|
G_TOKEN_COMMENT_MULTI,
|
|
G_TOKEN_LAST
|
|
} GTokenType;
|
|
|
|
union _GTokenValue
|
|
{
|
|
gpointer v_symbol;
|
|
gchar *v_identifier;
|
|
gulong v_binary;
|
|
gulong v_octal;
|
|
gulong v_int;
|
|
gdouble v_float;
|
|
gulong v_hex;
|
|
gchar *v_string;
|
|
gchar *v_comment;
|
|
guchar v_char;
|
|
guint v_error;
|
|
};
|
|
|
|
struct _GScannerConfig
|
|
{
|
|
/* Character sets
|
|
*/
|
|
gchar *cset_skip_characters; /* default: " \t\n" */
|
|
gchar *cset_identifier_first;
|
|
gchar *cset_identifier_nth;
|
|
gchar *cpair_comment_single; /* default: "#\n" */
|
|
|
|
/* Should symbol lookup work case sensitive?
|
|
*/
|
|
guint case_sensitive : 1;
|
|
|
|
/* Boolean values to be adjusted "on the fly"
|
|
* to configure scanning behaviour.
|
|
*/
|
|
guint skip_comment_multi : 1; /* C like comment */
|
|
guint skip_comment_single : 1; /* single line comment */
|
|
guint scan_comment_multi : 1; /* scan multi line comments? */
|
|
guint scan_identifier : 1;
|
|
guint scan_identifier_1char : 1;
|
|
guint scan_identifier_NULL : 1;
|
|
guint scan_symbols : 1;
|
|
guint scan_binary : 1;
|
|
guint scan_octal : 1;
|
|
guint scan_float : 1;
|
|
guint scan_hex : 1; /* `0x0ff0' */
|
|
guint scan_hex_dollar : 1; /* `$0ff0' */
|
|
guint scan_string_sq : 1; /* string: 'anything' */
|
|
guint scan_string_dq : 1; /* string: "\\-escapes!\n" */
|
|
guint numbers_2_int : 1; /* bin, octal, hex => int */
|
|
guint int_2_float : 1; /* int => G_TOKEN_FLOAT? */
|
|
guint identifier_2_string : 1;
|
|
guint char_2_token : 1; /* return G_TOKEN_CHAR? */
|
|
guint symbol_2_token : 1;
|
|
guint scope_0_fallback : 1; /* try scope 0 on lookups? */
|
|
};
|
|
|
|
struct _GScanner
|
|
{
|
|
/* unused fields */
|
|
gpointer user_data;
|
|
guint max_parse_errors;
|
|
|
|
/* g_scanner_error() increments this field */
|
|
guint parse_errors;
|
|
|
|
/* name of input stream, featured by the default message handler */
|
|
const gchar *input_name;
|
|
|
|
/* data pointer for derived structures */
|
|
gpointer derived_data;
|
|
|
|
/* link into the scanner configuration */
|
|
GScannerConfig *config;
|
|
|
|
/* fields filled in after g_scanner_get_next_token() */
|
|
GTokenType token;
|
|
GTokenValue value;
|
|
guint line;
|
|
guint position;
|
|
|
|
/* fields filled in after g_scanner_peek_next_token() */
|
|
GTokenType next_token;
|
|
GTokenValue next_value;
|
|
guint next_line;
|
|
guint next_position;
|
|
|
|
/* to be considered private */
|
|
GHashTable *symbol_table;
|
|
gint input_fd;
|
|
const gchar *text;
|
|
const gchar *text_end;
|
|
gchar *buffer;
|
|
guint scope_id;
|
|
|
|
/* handler function for _warn and _error */
|
|
GScannerMsgFunc msg_handler;
|
|
};
|
|
|
|
GScanner* g_scanner_new (GScannerConfig *config_templ);
|
|
void g_scanner_destroy (GScanner *scanner);
|
|
void g_scanner_input_file (GScanner *scanner,
|
|
gint input_fd);
|
|
void g_scanner_sync_file_offset (GScanner *scanner);
|
|
void g_scanner_input_text (GScanner *scanner,
|
|
const gchar *text,
|
|
guint text_len);
|
|
GTokenType g_scanner_get_next_token (GScanner *scanner);
|
|
GTokenType g_scanner_peek_next_token (GScanner *scanner);
|
|
GTokenType g_scanner_cur_token (GScanner *scanner);
|
|
GTokenValue g_scanner_cur_value (GScanner *scanner);
|
|
guint g_scanner_cur_line (GScanner *scanner);
|
|
guint g_scanner_cur_position (GScanner *scanner);
|
|
gboolean g_scanner_eof (GScanner *scanner);
|
|
guint g_scanner_set_scope (GScanner *scanner,
|
|
guint scope_id);
|
|
void g_scanner_scope_add_symbol (GScanner *scanner,
|
|
guint scope_id,
|
|
const gchar *symbol,
|
|
gpointer value);
|
|
void g_scanner_scope_remove_symbol (GScanner *scanner,
|
|
guint scope_id,
|
|
const gchar *symbol);
|
|
gpointer g_scanner_scope_lookup_symbol (GScanner *scanner,
|
|
guint scope_id,
|
|
const gchar *symbol);
|
|
void g_scanner_scope_foreach_symbol (GScanner *scanner,
|
|
guint scope_id,
|
|
GHFunc func,
|
|
gpointer user_data);
|
|
gpointer g_scanner_lookup_symbol (GScanner *scanner,
|
|
const gchar *symbol);
|
|
void g_scanner_freeze_symbol_table (GScanner *scanner);
|
|
void g_scanner_thaw_symbol_table (GScanner *scanner);
|
|
void g_scanner_unexp_token (GScanner *scanner,
|
|
GTokenType expected_token,
|
|
const gchar *identifier_spec,
|
|
const gchar *symbol_spec,
|
|
const gchar *symbol_name,
|
|
const gchar *message,
|
|
gint is_error);
|
|
void g_scanner_error (GScanner *scanner,
|
|
const gchar *format,
|
|
...) G_GNUC_PRINTF (2,3);
|
|
void g_scanner_warn (GScanner *scanner,
|
|
const gchar *format,
|
|
...) G_GNUC_PRINTF (2,3);
|
|
gint g_scanner_stat_mode (const gchar *filename);
|
|
/* keep downward source compatibility */
|
|
#define g_scanner_add_symbol( scanner, symbol, value ) G_STMT_START { \
|
|
g_scanner_scope_add_symbol ((scanner), 0, (symbol), (value)); \
|
|
} G_STMT_END
|
|
#define g_scanner_remove_symbol( scanner, symbol ) G_STMT_START { \
|
|
g_scanner_scope_remove_symbol ((scanner), 0, (symbol)); \
|
|
} G_STMT_END
|
|
#define g_scanner_foreach_symbol( scanner, func, data ) G_STMT_START { \
|
|
g_scanner_scope_foreach_symbol ((scanner), 0, (func), (data)); \
|
|
} G_STMT_END
|
|
|
|
|
|
/* GCompletion
|
|
*/
|
|
|
|
struct _GCompletion
|
|
{
|
|
GList* items;
|
|
GCompletionFunc func;
|
|
|
|
gchar* prefix;
|
|
GList* cache;
|
|
};
|
|
|
|
GCompletion* g_completion_new (GCompletionFunc func);
|
|
void g_completion_add_items (GCompletion* cmp,
|
|
GList* items);
|
|
void g_completion_remove_items (GCompletion* cmp,
|
|
GList* items);
|
|
void g_completion_clear_items (GCompletion* cmp);
|
|
GList* g_completion_complete (GCompletion* cmp,
|
|
gchar* prefix,
|
|
gchar** new_prefix);
|
|
void g_completion_free (GCompletion* cmp);
|
|
|
|
|
|
/* GDate
|
|
*
|
|
* Date calculations (not time for now, to be resolved). These are a
|
|
* mutant combination of Steffen Beyer's DateCalc routines
|
|
* (http://www.perl.com/CPAN/authors/id/STBEY/) and Jon Trowbridge's
|
|
* date routines (written for in-house software). Written by Havoc
|
|
* Pennington <hp@pobox.com>
|
|
*/
|
|
|
|
typedef guint16 GDateYear;
|
|
typedef guint8 GDateDay; /* day of the month */
|
|
typedef struct _GDate GDate;
|
|
/* make struct tm known without having to include time.h */
|
|
struct tm;
|
|
|
|
/* enum used to specify order of appearance in parsed date strings */
|
|
typedef enum
|
|
{
|
|
G_DATE_DAY = 0,
|
|
G_DATE_MONTH = 1,
|
|
G_DATE_YEAR = 2
|
|
} GDateDMY;
|
|
|
|
/* actual week and month values */
|
|
typedef enum
|
|
{
|
|
G_DATE_BAD_WEEKDAY = 0,
|
|
G_DATE_MONDAY = 1,
|
|
G_DATE_TUESDAY = 2,
|
|
G_DATE_WEDNESDAY = 3,
|
|
G_DATE_THURSDAY = 4,
|
|
G_DATE_FRIDAY = 5,
|
|
G_DATE_SATURDAY = 6,
|
|
G_DATE_SUNDAY = 7
|
|
} GDateWeekday;
|
|
typedef enum
|
|
{
|
|
G_DATE_BAD_MONTH = 0,
|
|
G_DATE_JANUARY = 1,
|
|
G_DATE_FEBRUARY = 2,
|
|
G_DATE_MARCH = 3,
|
|
G_DATE_APRIL = 4,
|
|
G_DATE_MAY = 5,
|
|
G_DATE_JUNE = 6,
|
|
G_DATE_JULY = 7,
|
|
G_DATE_AUGUST = 8,
|
|
G_DATE_SEPTEMBER = 9,
|
|
G_DATE_OCTOBER = 10,
|
|
G_DATE_NOVEMBER = 11,
|
|
G_DATE_DECEMBER = 12
|
|
} GDateMonth;
|
|
|
|
#define G_DATE_BAD_JULIAN 0U
|
|
#define G_DATE_BAD_DAY 0U
|
|
#define G_DATE_BAD_YEAR 0U
|
|
|
|
/* Note: directly manipulating structs is generally a bad idea, but
|
|
* in this case it's an *incredibly* bad idea, because all or part
|
|
* of this struct can be invalid at any given time. Use the functions,
|
|
* or you will get hosed, I promise.
|
|
*/
|
|
struct _GDate
|
|
{
|
|
guint julian_days : 32; /* julian days representation - we use a
|
|
* bitfield hoping that 64 bit platforms
|
|
* will pack this whole struct in one big
|
|
* int
|
|
*/
|
|
|
|
guint julian : 1; /* julian is valid */
|
|
guint dmy : 1; /* dmy is valid */
|
|
|
|
/* DMY representation */
|
|
guint day : 6;
|
|
guint month : 4;
|
|
guint year : 16;
|
|
};
|
|
|
|
/* g_date_new() returns an invalid date, you then have to _set() stuff
|
|
* to get a usable object. You can also allocate a GDate statically,
|
|
* then call g_date_clear() to initialize.
|
|
*/
|
|
GDate* g_date_new (void);
|
|
GDate* g_date_new_dmy (GDateDay day,
|
|
GDateMonth month,
|
|
GDateYear year);
|
|
GDate* g_date_new_julian (guint32 julian_day);
|
|
void g_date_free (GDate *date);
|
|
|
|
/* check g_date_valid() after doing an operation that might fail, like
|
|
* _parse. Almost all g_date operations are undefined on invalid
|
|
* dates (the exceptions are the mutators, since you need those to
|
|
* return to validity).
|
|
*/
|
|
gboolean g_date_valid (GDate *date);
|
|
gboolean g_date_valid_day (GDateDay day);
|
|
gboolean g_date_valid_month (GDateMonth month);
|
|
gboolean g_date_valid_year (GDateYear year);
|
|
gboolean g_date_valid_weekday (GDateWeekday weekday);
|
|
gboolean g_date_valid_julian (guint32 julian_date);
|
|
gboolean g_date_valid_dmy (GDateDay day,
|
|
GDateMonth month,
|
|
GDateYear year);
|
|
|
|
GDateWeekday g_date_weekday (GDate *date);
|
|
GDateMonth g_date_month (GDate *date);
|
|
GDateYear g_date_year (GDate *date);
|
|
GDateDay g_date_day (GDate *date);
|
|
guint32 g_date_julian (GDate *date);
|
|
guint g_date_day_of_year (GDate *date);
|
|
|
|
/* First monday/sunday is the start of week 1; if we haven't reached
|
|
* that day, return 0. These are not ISO weeks of the year; that
|
|
* routine needs to be added.
|
|
* these functions return the number of weeks, starting on the
|
|
* corrsponding day
|
|
*/
|
|
guint g_date_monday_week_of_year (GDate *date);
|
|
guint g_date_sunday_week_of_year (GDate *date);
|
|
|
|
/* If you create a static date struct you need to clear it to get it
|
|
* in a sane state before use. You can clear a whole array at
|
|
* once with the ndates argument.
|
|
*/
|
|
void g_date_clear (GDate *date,
|
|
guint n_dates);
|
|
|
|
/* The parse routine is meant for dates typed in by a user, so it
|
|
* permits many formats but tries to catch common typos. If your data
|
|
* needs to be strictly validated, it is not an appropriate function.
|
|
*/
|
|
void g_date_set_parse (GDate *date,
|
|
const gchar *str);
|
|
void g_date_set_time (GDate *date,
|
|
GTime time);
|
|
void g_date_set_month (GDate *date,
|
|
GDateMonth month);
|
|
void g_date_set_day (GDate *date,
|
|
GDateDay day);
|
|
void g_date_set_year (GDate *date,
|
|
GDateYear year);
|
|
void g_date_set_dmy (GDate *date,
|
|
GDateDay day,
|
|
GDateMonth month,
|
|
GDateYear y);
|
|
void g_date_set_julian (GDate *date,
|
|
guint32 julian_date);
|
|
gboolean g_date_is_first_of_month (GDate *date);
|
|
gboolean g_date_is_last_of_month (GDate *date);
|
|
|
|
/* To go forward by some number of weeks just go forward weeks*7 days */
|
|
void g_date_add_days (GDate *date,
|
|
guint n_days);
|
|
void g_date_subtract_days (GDate *date,
|
|
guint n_days);
|
|
|
|
/* If you add/sub months while day > 28, the day might change */
|
|
void g_date_add_months (GDate *date,
|
|
guint n_months);
|
|
void g_date_subtract_months (GDate *date,
|
|
guint n_months);
|
|
|
|
/* If it's feb 29, changing years can move you to the 28th */
|
|
void g_date_add_years (GDate *date,
|
|
guint n_years);
|
|
void g_date_subtract_years (GDate *date,
|
|
guint n_years);
|
|
gboolean g_date_is_leap_year (GDateYear year);
|
|
guint8 g_date_days_in_month (GDateMonth month,
|
|
GDateYear year);
|
|
guint8 g_date_monday_weeks_in_year (GDateYear year);
|
|
guint8 g_date_sunday_weeks_in_year (GDateYear year);
|
|
|
|
/* qsort-friendly (with a cast...) */
|
|
gint g_date_compare (GDate *lhs,
|
|
GDate *rhs);
|
|
void g_date_to_struct_tm (GDate *date,
|
|
struct tm *tm);
|
|
|
|
/* Just like strftime() except you can only use date-related formats.
|
|
* Using a time format is undefined.
|
|
*/
|
|
gsize g_date_strftime (gchar *s,
|
|
gsize slen,
|
|
const gchar *format,
|
|
GDate *date);
|
|
|
|
|
|
/* GRelation
|
|
*
|
|
* Indexed Relations. Imagine a really simple table in a
|
|
* database. Relations are not ordered. This data type is meant for
|
|
* maintaining a N-way mapping.
|
|
*
|
|
* g_relation_new() creates a relation with FIELDS fields
|
|
*
|
|
* g_relation_destroy() frees all resources
|
|
* g_tuples_destroy() frees the result of g_relation_select()
|
|
*
|
|
* g_relation_index() indexes relation FIELD with the provided
|
|
* equality and hash functions. this must be done before any
|
|
* calls to insert are made.
|
|
*
|
|
* g_relation_insert() inserts a new tuple. you are expected to
|
|
* provide the right number of fields.
|
|
*
|
|
* g_relation_delete() deletes all relations with KEY in FIELD
|
|
* g_relation_select() returns ...
|
|
* g_relation_count() counts ...
|
|
*/
|
|
|
|
GRelation* g_relation_new (gint fields);
|
|
void g_relation_destroy (GRelation *relation);
|
|
void g_relation_index (GRelation *relation,
|
|
gint field,
|
|
GHashFunc hash_func,
|
|
GCompareFunc key_compare_func);
|
|
void g_relation_insert (GRelation *relation,
|
|
...);
|
|
gint g_relation_delete (GRelation *relation,
|
|
gconstpointer key,
|
|
gint field);
|
|
GTuples* g_relation_select (GRelation *relation,
|
|
gconstpointer key,
|
|
gint field);
|
|
gint g_relation_count (GRelation *relation,
|
|
gconstpointer key,
|
|
gint field);
|
|
gboolean g_relation_exists (GRelation *relation,
|
|
...);
|
|
void g_relation_print (GRelation *relation);
|
|
|
|
void g_tuples_destroy (GTuples *tuples);
|
|
gpointer g_tuples_index (GTuples *tuples,
|
|
gint index,
|
|
gint field);
|
|
|
|
|
|
/* GRand - a good and fast random number generator: Mersenne Twister
|
|
* see http://www.math.keio.ac.jp/~matumoto/emt.html for more info.
|
|
* The range functions return a value in the intervall [min,max).
|
|
* int -> [0..2^32-1]
|
|
* int_range -> [min..max-1]
|
|
* double -> [0..1)
|
|
* double_range -> [min..max)
|
|
*/
|
|
|
|
GRand* g_rand_new_with_seed (guint32 seed);
|
|
GRand* g_rand_new (void);
|
|
void g_rand_free (GRand *rand);
|
|
|
|
void g_rand_set_seed (GRand *rand,
|
|
guint32 seed);
|
|
guint32 g_rand_int (GRand *rand);
|
|
gint32 g_rand_int_range (GRand *rand,
|
|
gint32 min,
|
|
gint32 max);
|
|
gdouble g_rand_double (GRand *rand);
|
|
gdouble g_rand_double_range (GRand *rand,
|
|
gdouble min,
|
|
gdouble max);
|
|
|
|
void g_random_set_seed (guint32 seed);
|
|
guint32 g_random_int (void);
|
|
gint32 g_random_int_range (gint32 min,
|
|
gint32 max);
|
|
gdouble g_random_double (void);
|
|
gdouble g_random_double_range (gdouble min,
|
|
gdouble max);
|
|
|
|
|
|
/* Prime numbers.
|
|
*/
|
|
|
|
/* This function returns prime numbers spaced by approximately 1.5-2.0
|
|
* and is for use in resizing data structures which prefer
|
|
* prime-valued sizes. The closest spaced prime function returns the
|
|
* next largest prime, or the highest it knows about which is about
|
|
* MAXINT/4.
|
|
*/
|
|
guint g_spaced_primes_closest (guint num);
|
|
|
|
|
|
/* GIOChannel
|
|
*/
|
|
|
|
typedef struct _GIOFuncs GIOFuncs;
|
|
typedef enum
|
|
{
|
|
G_IO_ERROR_NONE,
|
|
G_IO_ERROR_AGAIN,
|
|
G_IO_ERROR_INVAL,
|
|
G_IO_ERROR_UNKNOWN
|
|
} GIOError;
|
|
typedef enum
|
|
{
|
|
G_SEEK_CUR,
|
|
G_SEEK_SET,
|
|
G_SEEK_END
|
|
} GSeekType;
|
|
typedef enum
|
|
{
|
|
G_IO_IN GLIB_SYSDEF_POLLIN,
|
|
G_IO_OUT GLIB_SYSDEF_POLLOUT,
|
|
G_IO_PRI GLIB_SYSDEF_POLLPRI,
|
|
G_IO_ERR GLIB_SYSDEF_POLLERR,
|
|
G_IO_HUP GLIB_SYSDEF_POLLHUP,
|
|
G_IO_NVAL GLIB_SYSDEF_POLLNVAL
|
|
} GIOCondition;
|
|
|
|
struct _GIOChannel
|
|
{
|
|
guint channel_flags;
|
|
guint ref_count;
|
|
GIOFuncs *funcs;
|
|
};
|
|
|
|
typedef gboolean (*GIOFunc) (GIOChannel *source,
|
|
GIOCondition condition,
|
|
gpointer data);
|
|
struct _GIOFuncs
|
|
{
|
|
GIOError (*io_read) (GIOChannel *channel,
|
|
gchar *buf,
|
|
guint count,
|
|
guint *bytes_read);
|
|
GIOError (*io_write) (GIOChannel *channel,
|
|
gchar *buf,
|
|
guint count,
|
|
guint *bytes_written);
|
|
GIOError (*io_seek) (GIOChannel *channel,
|
|
gint offset,
|
|
GSeekType type);
|
|
void (*io_close) (GIOChannel *channel);
|
|
guint (*io_add_watch) (GIOChannel *channel,
|
|
gint priority,
|
|
GIOCondition condition,
|
|
GIOFunc func,
|
|
gpointer user_data,
|
|
GDestroyNotify notify);
|
|
void (*io_free) (GIOChannel *channel);
|
|
};
|
|
|
|
void g_io_channel_init (GIOChannel *channel);
|
|
void g_io_channel_ref (GIOChannel *channel);
|
|
void g_io_channel_unref (GIOChannel *channel);
|
|
GIOError g_io_channel_read (GIOChannel *channel,
|
|
gchar *buf,
|
|
guint count,
|
|
guint *bytes_read);
|
|
GIOError g_io_channel_write (GIOChannel *channel,
|
|
gchar *buf,
|
|
guint count,
|
|
guint *bytes_written);
|
|
GIOError g_io_channel_seek (GIOChannel *channel,
|
|
gint offset,
|
|
GSeekType type);
|
|
void g_io_channel_close (GIOChannel *channel);
|
|
guint g_io_add_watch_full (GIOChannel *channel,
|
|
gint priority,
|
|
GIOCondition condition,
|
|
GIOFunc func,
|
|
gpointer user_data,
|
|
GDestroyNotify notify);
|
|
guint g_io_add_watch (GIOChannel *channel,
|
|
GIOCondition condition,
|
|
GIOFunc func,
|
|
gpointer user_data);
|
|
|
|
|
|
/* Main loop
|
|
*/
|
|
typedef struct _GTimeVal GTimeVal;
|
|
typedef struct _GSourceFuncs GSourceFuncs;
|
|
typedef struct _GMainLoop GMainLoop; /* Opaque */
|
|
|
|
struct _GTimeVal
|
|
{
|
|
glong tv_sec;
|
|
glong tv_usec;
|
|
};
|
|
struct _GSourceFuncs
|
|
{
|
|
gboolean (*prepare) (gpointer source_data,
|
|
GTimeVal *current_time,
|
|
gint *timeout,
|
|
gpointer user_data);
|
|
gboolean (*check) (gpointer source_data,
|
|
GTimeVal *current_time,
|
|
gpointer user_data);
|
|
gboolean (*dispatch) (gpointer source_data,
|
|
GTimeVal *dispatch_time,
|
|
gpointer user_data);
|
|
GDestroyNotify destroy;
|
|
};
|
|
|
|
/* Standard priorities */
|
|
|
|
#define G_PRIORITY_HIGH -100
|
|
#define G_PRIORITY_DEFAULT 0
|
|
#define G_PRIORITY_HIGH_IDLE 100
|
|
#define G_PRIORITY_DEFAULT_IDLE 200
|
|
#define G_PRIORITY_LOW 300
|
|
|
|
typedef gboolean (*GSourceFunc) (gpointer data);
|
|
|
|
/* Hooks for adding to the main loop */
|
|
guint g_source_add (gint priority,
|
|
gboolean can_recurse,
|
|
GSourceFuncs *funcs,
|
|
gpointer source_data,
|
|
gpointer user_data,
|
|
GDestroyNotify notify);
|
|
gboolean g_source_remove (guint tag);
|
|
gboolean g_source_remove_by_user_data (gpointer user_data);
|
|
gboolean g_source_remove_by_source_data (gpointer source_data);
|
|
gboolean g_source_remove_by_funcs_user_data (GSourceFuncs *funcs,
|
|
gpointer user_data);
|
|
|
|
void g_get_current_time (GTimeVal *result);
|
|
|
|
/* Running the main loop */
|
|
GMainLoop* g_main_new (gboolean is_running);
|
|
void g_main_run (GMainLoop *loop);
|
|
void g_main_quit (GMainLoop *loop);
|
|
void g_main_destroy (GMainLoop *loop);
|
|
gboolean g_main_is_running (GMainLoop *loop);
|
|
|
|
/* Run a single iteration of the mainloop. If block is FALSE,
|
|
* will never block
|
|
*/
|
|
gboolean g_main_iteration (gboolean may_block);
|
|
|
|
/* See if any events are pending */
|
|
gboolean g_main_pending (void);
|
|
|
|
/* Idles and timeouts */
|
|
guint g_timeout_add_full (gint priority,
|
|
guint interval,
|
|
GSourceFunc function,
|
|
gpointer data,
|
|
GDestroyNotify notify);
|
|
guint g_timeout_add (guint interval,
|
|
GSourceFunc function,
|
|
gpointer data);
|
|
guint g_idle_add (GSourceFunc function,
|
|
gpointer data);
|
|
guint g_idle_add_full (gint priority,
|
|
GSourceFunc function,
|
|
gpointer data,
|
|
GDestroyNotify destroy);
|
|
gboolean g_idle_remove_by_data (gpointer data);
|
|
|
|
/* GPollFD
|
|
*
|
|
* System-specific IO and main loop calls
|
|
*
|
|
* On Win32, the fd in a GPollFD should be Win32 HANDLE (*not* a file
|
|
* descriptor as provided by the C runtime) that can be used by
|
|
* MsgWaitForMultipleObjects. This does *not* include file handles
|
|
* from CreateFile, SOCKETs, nor pipe handles. (But you can use
|
|
* WSAEventSelect to signal events when a SOCKET is readable).
|
|
*
|
|
* On Win32, fd can also be the special value G_WIN32_MSG_HANDLE to
|
|
* indicate polling for messages. These message queue GPollFDs should
|
|
* be added with the g_main_poll_win32_msg_add function.
|
|
*
|
|
* But note that G_WIN32_MSG_HANDLE GPollFDs should not be used by GDK
|
|
* (GTK) programs, as GDK itself wants to read messages and convert them
|
|
* to GDK events.
|
|
*
|
|
* So, unless you really know what you are doing, it's best not to try
|
|
* to use the main loop polling stuff for your own needs on
|
|
* Win32. It's really only written for the GIMP's needs so
|
|
* far.
|
|
*/
|
|
|
|
typedef struct _GPollFD GPollFD;
|
|
typedef gint (*GPollFunc) (GPollFD *ufds,
|
|
guint nfsd,
|
|
gint timeout);
|
|
struct _GPollFD
|
|
{
|
|
gint fd;
|
|
gushort events;
|
|
gushort revents;
|
|
};
|
|
|
|
void g_main_add_poll (GPollFD *fd,
|
|
gint priority);
|
|
void g_main_remove_poll (GPollFD *fd);
|
|
void g_main_set_poll_func (GPollFunc func);
|
|
|
|
/* On Unix, IO channels created with this function for any file
|
|
* descriptor or socket.
|
|
*
|
|
* On Win32, use this only for plain files opened with the MSVCRT (the
|
|
* Microsoft run-time C library) _open(), including file descriptors
|
|
* 0, 1 and 2 (corresponding to stdin, stdout and stderr).
|
|
* Actually, don't do even that, this code isn't done yet.
|
|
*
|
|
* The term file descriptor as used in the context of Win32 refers to
|
|
* the emulated Unix-like file descriptors MSVCRT provides.
|
|
*/
|
|
GIOChannel* g_io_channel_unix_new (int fd);
|
|
gint g_io_channel_unix_get_fd (GIOChannel *channel);
|
|
|
|
#ifdef G_OS_WIN32
|
|
|
|
GUTILS_C_VAR guint g_pipe_readable_msg;
|
|
|
|
#define G_WIN32_MSG_HANDLE 19981206
|
|
|
|
/* This is used to add polling for Windows messages. GDK (GTk+) programs
|
|
* should *not* use this. (In fact, I can't think of any program that
|
|
* would want to use this, but it's here just for completeness's sake.
|
|
*/
|
|
void g_main_poll_win32_msg_add(gint priority,
|
|
GPollFD *fd,
|
|
guint hwnd);
|
|
|
|
/* An IO channel for Windows messages for window handle hwnd. */
|
|
GIOChannel *g_io_channel_win32_new_messages (guint hwnd);
|
|
|
|
/* An IO channel for an anonymous pipe as returned from the MSVCRT
|
|
* _pipe(), with no mechanism for the writer to tell the reader when
|
|
* there is data in the pipe.
|
|
*
|
|
* This is not really implemented yet.
|
|
*/
|
|
GIOChannel *g_io_channel_win32_new_pipe (int fd);
|
|
|
|
/* An IO channel for a pipe as returned from the MSVCRT _pipe(), with
|
|
* Windows user messages used to signal data in the pipe for the
|
|
* reader.
|
|
*
|
|
* fd is the file descriptor. For the write end, peer is the thread id
|
|
* of the reader, and peer_fd is his file descriptor for the read end
|
|
* of the pipe.
|
|
*
|
|
* This is used by the GIMP, and works.
|
|
*/
|
|
GIOChannel *g_io_channel_win32_new_pipe_with_wakeups (int fd,
|
|
guint peer,
|
|
int peer_fd);
|
|
|
|
void g_io_channel_win32_pipe_request_wakeups (GIOChannel *channel,
|
|
guint peer,
|
|
int peer_fd);
|
|
|
|
void g_io_channel_win32_pipe_readable (int fd,
|
|
guint offset);
|
|
|
|
/* Get the C runtime file descriptor of a channel. */
|
|
gint g_io_channel_win32_get_fd (GIOChannel *channel);
|
|
|
|
/* An IO channel for a SOCK_STREAM winsock socket. The parameter is
|
|
* actually a SOCKET.
|
|
*/
|
|
GIOChannel *g_io_channel_win32_new_stream_socket (int socket);
|
|
|
|
#endif
|
|
|
|
/* Windows emulation stubs for common Unix functions
|
|
*/
|
|
#ifdef G_OS_WIN32
|
|
# define MAXPATHLEN 1024
|
|
|
|
#ifdef _MSC_VER
|
|
typedef int pid_t;
|
|
#endif
|
|
|
|
/*
|
|
* To get prototypes for the following POSIXish functions, you have to
|
|
* include the indicated non-POSIX headers. The functions are defined
|
|
* in OLDNAMES.LIB (MSVC) or -lmoldname-msvc (mingw32).
|
|
*
|
|
* getcwd: <direct.h> (MSVC), <io.h> (mingw32)
|
|
* getpid: <process.h>
|
|
* access: <io.h>
|
|
* unlink: <stdio.h> or <io.h>
|
|
* open, read, write, lseek, close: <io.h>
|
|
* rmdir: <direct.h>
|
|
* pipe: <direct.h>
|
|
*/
|
|
|
|
/* pipe is not in OLDNAMES.LIB or -lmoldname-msvc. */
|
|
#define pipe(phandles) _pipe (phandles, 4096, _O_BINARY)
|
|
|
|
/* For some POSIX functions that are not provided by the MS runtime,
|
|
* we provide emulators in glib, which are prefixed with g_win32_.
|
|
*/
|
|
# define ftruncate(fd, size) g_win32_ftruncate (fd, size)
|
|
|
|
/* -lmingw32 also has emulations for these, but we need our own
|
|
* for MSVC anyhow, so we might aswell use them always.
|
|
*/
|
|
# define opendir g_win32_opendir
|
|
# define readdir g_win32_readdir
|
|
# define rewinddir g_win32_rewinddir
|
|
# define closedir g_win32_closedir
|
|
# define NAME_MAX 255
|
|
|
|
struct DIR
|
|
{
|
|
gchar *dir_name;
|
|
gboolean just_opened;
|
|
guint find_file_handle;
|
|
gpointer find_file_data;
|
|
};
|
|
typedef struct DIR DIR;
|
|
struct dirent
|
|
{
|
|
gchar d_name[NAME_MAX + 1];
|
|
};
|
|
/* emulation functions */
|
|
extern int g_win32_ftruncate (gint f,
|
|
guint size);
|
|
DIR* g_win32_opendir (const gchar *dirname);
|
|
struct dirent* g_win32_readdir (DIR *dir);
|
|
void g_win32_rewinddir (DIR *dir);
|
|
gint g_win32_closedir (DIR *dir);
|
|
|
|
/* The MS setlocale uses locale names of the form "English_United
|
|
* States.1252" etc. We want the Unixish standard form "en", "zh_TW"
|
|
* etc. This function gets the current thread locale from Windows and
|
|
* returns it as a string of the above form for use in forming file
|
|
* names etc. The returned string should be deallocated with g_free().
|
|
*/
|
|
gchar * g_win32_getlocale (void);
|
|
|
|
/* Translate a Win32 error code (as returned by GetLastError()) into
|
|
* the corresponding message. The returned string should be deallocated
|
|
* with g_free().
|
|
*/
|
|
gchar * g_win32_error_message (gint error);
|
|
|
|
#endif /* G_OS_WIN32 */
|
|
|
|
|
|
/* GLib Thread support
|
|
*/
|
|
|
|
typedef void (*GThreadFunc) (gpointer value);
|
|
|
|
typedef enum
|
|
{
|
|
G_THREAD_PRIORITY_LOW,
|
|
G_THREAD_PRIORITY_NORMAL,
|
|
G_THREAD_PRIORITY_HIGH,
|
|
G_THREAD_PRIORITY_URGENT
|
|
} GThreadPriority;
|
|
|
|
typedef struct _GThread GThread;
|
|
struct _GThread
|
|
{
|
|
GThreadPriority priority;
|
|
gboolean bound;
|
|
gboolean joinable;
|
|
};
|
|
|
|
typedef struct _GMutex GMutex;
|
|
typedef struct _GCond GCond;
|
|
typedef struct _GPrivate GPrivate;
|
|
typedef struct _GStaticPrivate GStaticPrivate;
|
|
|
|
typedef struct _GThreadFunctions GThreadFunctions;
|
|
struct _GThreadFunctions
|
|
{
|
|
GMutex* (*mutex_new) (void);
|
|
void (*mutex_lock) (GMutex *mutex);
|
|
gboolean (*mutex_trylock) (GMutex *mutex);
|
|
void (*mutex_unlock) (GMutex *mutex);
|
|
void (*mutex_free) (GMutex *mutex);
|
|
GCond* (*cond_new) (void);
|
|
void (*cond_signal) (GCond *cond);
|
|
void (*cond_broadcast) (GCond *cond);
|
|
void (*cond_wait) (GCond *cond,
|
|
GMutex *mutex);
|
|
gboolean (*cond_timed_wait) (GCond *cond,
|
|
GMutex *mutex,
|
|
GTimeVal *end_time);
|
|
void (*cond_free) (GCond *cond);
|
|
GPrivate* (*private_new) (GDestroyNotify destructor);
|
|
gpointer (*private_get) (GPrivate *private_key);
|
|
void (*private_set) (GPrivate *private_key,
|
|
gpointer data);
|
|
void (*thread_create) (GThreadFunc thread_func,
|
|
gpointer arg,
|
|
gulong stack_size,
|
|
gboolean joinable,
|
|
gboolean bound,
|
|
GThreadPriority priority,
|
|
gpointer thread);
|
|
void (*thread_yield) (void);
|
|
void (*thread_join) (gpointer thread);
|
|
void (*thread_exit) (void);
|
|
void (*thread_set_priority)(gpointer thread,
|
|
GThreadPriority priority);
|
|
void (*thread_self) (gpointer thread);
|
|
};
|
|
|
|
GUTILS_C_VAR GThreadFunctions g_thread_functions_for_glib_use;
|
|
GUTILS_C_VAR gboolean g_thread_use_default_impl;
|
|
GUTILS_C_VAR gboolean g_threads_got_initialized;
|
|
|
|
/* initializes the mutex/cond/private implementation for glib, might
|
|
* only be called once, and must not be called directly or indirectly
|
|
* from another glib-function, e.g. as a callback.
|
|
*/
|
|
void g_thread_init (GThreadFunctions *vtable);
|
|
|
|
/* internal function for fallback static mutex implementation */
|
|
GMutex* g_static_mutex_get_mutex_impl (GMutex **mutex);
|
|
|
|
/* shorthands for conditional and unconditional function calls */
|
|
#define G_THREAD_UF(name, arglist) \
|
|
(*g_thread_functions_for_glib_use . name) arglist
|
|
#define G_THREAD_CF(name, fail, arg) \
|
|
(g_thread_supported () ? G_THREAD_UF (name, arg) : (fail))
|
|
/* keep in mind, all those mutexes and static mutexes are not
|
|
* recursive in general, don't rely on that
|
|
*/
|
|
#define g_thread_supported() (g_threads_got_initialized)
|
|
#define g_mutex_new() G_THREAD_UF (mutex_new, ())
|
|
#define g_mutex_lock(mutex) G_THREAD_CF (mutex_lock, (void)0, (mutex))
|
|
#define g_mutex_trylock(mutex) G_THREAD_CF (mutex_trylock, TRUE, (mutex))
|
|
#define g_mutex_unlock(mutex) G_THREAD_CF (mutex_unlock, (void)0, (mutex))
|
|
#define g_mutex_free(mutex) G_THREAD_CF (mutex_free, (void)0, (mutex))
|
|
#define g_cond_new() G_THREAD_UF (cond_new, ())
|
|
#define g_cond_signal(cond) G_THREAD_CF (cond_signal, (void)0, (cond))
|
|
#define g_cond_broadcast(cond) G_THREAD_CF (cond_broadcast, (void)0, (cond))
|
|
#define g_cond_wait(cond, mutex) G_THREAD_CF (cond_wait, (void)0, (cond, \
|
|
mutex))
|
|
#define g_cond_free(cond) G_THREAD_CF (cond_free, (void)0, (cond))
|
|
#define g_cond_timed_wait(cond, mutex, abs_time) G_THREAD_CF (cond_timed_wait, \
|
|
TRUE, \
|
|
(cond, mutex, \
|
|
abs_time))
|
|
#define g_private_new(destructor) G_THREAD_UF (private_new, (destructor))
|
|
#define g_private_get(private_key) G_THREAD_CF (private_get, \
|
|
((gpointer)private_key), \
|
|
(private_key))
|
|
#define g_private_set(private_key, value) G_THREAD_CF (private_set, \
|
|
(void) (private_key = \
|
|
(GPrivate*) (value)), \
|
|
(private_key, value))
|
|
#define g_thread_yield() G_THREAD_CF (thread_yield, (void)0, ())
|
|
#define g_thread_exit() G_THREAD_CF (thread_exit, (void)0, ())
|
|
|
|
GThread* g_thread_create (GThreadFunc thread_func,
|
|
gpointer arg,
|
|
gulong stack_size,
|
|
gboolean joinable,
|
|
gboolean bound,
|
|
GThreadPriority priority);
|
|
GThread* g_thread_self ();
|
|
void g_thread_join (GThread* thread);
|
|
void g_thread_set_priority (GThread* thread,
|
|
GThreadPriority priority);
|
|
|
|
/* GStaticMutexes can be statically initialized with the value
|
|
* G_STATIC_MUTEX_INIT, and then they can directly be used, that is
|
|
* much easier, than having to explicitly allocate the mutex before
|
|
* use
|
|
*/
|
|
#define g_static_mutex_lock(mutex) \
|
|
g_mutex_lock (g_static_mutex_get_mutex (mutex))
|
|
#define g_static_mutex_trylock(mutex) \
|
|
g_mutex_trylock (g_static_mutex_get_mutex (mutex))
|
|
#define g_static_mutex_unlock(mutex) \
|
|
g_mutex_unlock (g_static_mutex_get_mutex (mutex))
|
|
|
|
struct _GStaticPrivate
|
|
{
|
|
guint index;
|
|
};
|
|
#define G_STATIC_PRIVATE_INIT { 0 }
|
|
gpointer g_static_private_get (GStaticPrivate *private_key);
|
|
void g_static_private_set (GStaticPrivate *private_key,
|
|
gpointer data,
|
|
GDestroyNotify notify);
|
|
gpointer g_static_private_get_for_thread (GStaticPrivate *private_key,
|
|
GThread *thread);
|
|
void g_static_private_set_for_thread (GStaticPrivate *private_key,
|
|
GThread *thread,
|
|
gpointer data,
|
|
GDestroyNotify notify);
|
|
|
|
typedef struct _GStaticRecMutex GStaticRecMutex;
|
|
struct _GStaticRecMutex
|
|
{
|
|
GStaticMutex mutex;
|
|
unsigned int depth;
|
|
GSystemThread owner;
|
|
};
|
|
|
|
#define G_STATIC_REC_MUTEX_INIT { G_STATIC_MUTEX_INIT }
|
|
void g_static_rec_mutex_lock (GStaticRecMutex *mutex);
|
|
gboolean g_static_rec_mutex_trylock (GStaticRecMutex *mutex);
|
|
void g_static_rec_mutex_unlock (GStaticRecMutex *mutex);
|
|
void g_static_rec_mutex_lock_full (GStaticRecMutex *mutex,
|
|
guint depth);
|
|
guint g_static_rec_mutex_unlock_full (GStaticRecMutex *mutex);
|
|
|
|
typedef struct _GStaticRWLock GStaticRWLock;
|
|
struct _GStaticRWLock
|
|
{
|
|
GStaticMutex mutex;
|
|
GCond *read_cond;
|
|
GCond *write_cond;
|
|
guint read_counter;
|
|
gboolean write;
|
|
guint want_to_write;
|
|
};
|
|
|
|
#define G_STATIC_RW_LOCK_INIT { G_STATIC_MUTEX_INIT, NULL, NULL, 0, FALSE, FALSE }
|
|
|
|
void g_static_rw_lock_reader_lock (GStaticRWLock* lock);
|
|
gboolean g_static_rw_lock_reader_trylock (GStaticRWLock* lock);
|
|
void g_static_rw_lock_reader_unlock (GStaticRWLock* lock);
|
|
void g_static_rw_lock_writer_lock (GStaticRWLock* lock);
|
|
gboolean g_static_rw_lock_writer_trylock (GStaticRWLock* lock);
|
|
void g_static_rw_lock_writer_unlock (GStaticRWLock* lock);
|
|
void g_static_rw_lock_free (GStaticRWLock* lock);
|
|
|
|
/* these are some convenience macros that expand to nothing if GLib
|
|
* was configured with --disable-threads. for using StaticMutexes,
|
|
* you define them with G_LOCK_DEFINE_STATIC (name) or G_LOCK_DEFINE (name)
|
|
* if you need to export the mutex. With G_LOCK_EXTERN (name) you can
|
|
* declare such an globally defined lock. name is a unique identifier
|
|
* for the protected varibale or code portion. locking, testing and
|
|
* unlocking of such mutexes can be done with G_LOCK(), G_UNLOCK() and
|
|
* G_TRYLOCK() respectively.
|
|
*/
|
|
extern void glib_dummy_decl (void);
|
|
#define G_LOCK_NAME(name) (g__ ## name ## _lock)
|
|
#ifdef G_THREADS_ENABLED
|
|
# define G_LOCK_DEFINE_STATIC(name) static G_LOCK_DEFINE (name)
|
|
# define G_LOCK_DEFINE(name) \
|
|
GStaticMutex G_LOCK_NAME (name) = G_STATIC_MUTEX_INIT
|
|
# define G_LOCK_EXTERN(name) extern GStaticMutex G_LOCK_NAME (name)
|
|
|
|
# ifdef G_DEBUG_LOCKS
|
|
# define G_LOCK(name) G_STMT_START{ \
|
|
g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, \
|
|
"file %s: line %d (%s): locking: %s ", \
|
|
__FILE__, __LINE__, G_GNUC_PRETTY_FUNCTION, \
|
|
#name); \
|
|
g_static_mutex_lock (&G_LOCK_NAME (name)); \
|
|
}G_STMT_END
|
|
# define G_UNLOCK(name) G_STMT_START{ \
|
|
g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, \
|
|
"file %s: line %d (%s): unlocking: %s ", \
|
|
__FILE__, __LINE__, G_GNUC_PRETTY_FUNCTION, \
|
|
#name); \
|
|
g_static_mutex_unlock (&G_LOCK_NAME (name)); \
|
|
}G_STMT_END
|
|
# define G_TRYLOCK(name) G_STMT_START{ \
|
|
g_log (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG, \
|
|
"file %s: line %d (%s): try locking: %s ", \
|
|
__FILE__, __LINE__, G_GNUC_PRETTY_FUNCTION, \
|
|
#name); \
|
|
}G_STMT_END, g_static_mutex_trylock (&G_LOCK_NAME (name))
|
|
# else /* !G_DEBUG_LOCKS */
|
|
# define G_LOCK(name) g_static_mutex_lock (&G_LOCK_NAME (name))
|
|
# define G_UNLOCK(name) g_static_mutex_unlock (&G_LOCK_NAME (name))
|
|
# define G_TRYLOCK(name) g_static_mutex_trylock (&G_LOCK_NAME (name))
|
|
# endif /* !G_DEBUG_LOCKS */
|
|
#else /* !G_THREADS_ENABLED */
|
|
# define G_LOCK_DEFINE_STATIC(name) extern void glib_dummy_decl (void)
|
|
# define G_LOCK_DEFINE(name) extern void glib_dummy_decl (void)
|
|
# define G_LOCK_EXTERN(name) extern void glib_dummy_decl (void)
|
|
# define G_LOCK(name)
|
|
# define G_UNLOCK(name)
|
|
# define G_TRYLOCK(name) (TRUE)
|
|
#endif /* !G_THREADS_ENABLED */
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /* __cplusplus */
|
|
|
|
|
|
#endif /* __G_LIB_H__ */
|