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/* GLIB - Library of useful routines for C programming
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
/*
* Modified by the GLib Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GLib Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GLib at ftp://ftp.gtk.org/pub/gtk/.
*/
#ifndef __G_STRING_H__
#define __G_STRING_H__
#if !defined (__GLIB_H_INSIDE__) && !defined (GLIB_COMPILATION)
#error "Only <glib.h> can be included directly."
#endif
#include <glib/gtypes.h>
#include <glib/gunicode.h>
#include <glib/gbytes.h>
#include <glib/gstrfuncs.h>
#include <glib/gutils.h> /* for G_CAN_INLINE */
#include <string.h>
G_BEGIN_DECLS
typedef struct _GString GString;
struct _GString
{
gchar *str;
gsize len;
gsize allocated_len;
};
GLIB_AVAILABLE_IN_ALL
GString* g_string_new (const gchar *init);
GLIB_AVAILABLE_IN_ALL
GString* g_string_new_len (const gchar *init,
gssize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_sized_new (gsize dfl_size);
GLIB_AVAILABLE_IN_ALL
gchar* (g_string_free) (GString *string,
gboolean free_segment);
GLIB_AVAILABLE_IN_2_76
gchar* g_string_free_and_steal (GString *string) G_GNUC_WARN_UNUSED_RESULT;
#if G_GNUC_CHECK_VERSION (2, 0) && (GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_76)
#define g_string_free(str, free_segment) \
(__builtin_constant_p (free_segment) ? \
((free_segment) ? \
(g_string_free) ((str), (free_segment)) : \
g_string_free_and_steal (str)) \
: \
(g_string_free) ((str), (free_segment)))
#endif /* G_GNUC_CHECK_VERSION (2, 0) && (GLIB_VERSION_MIN_REQUIRED >= GLIB_VERSION_2_76) */
GLIB_AVAILABLE_IN_2_34
GBytes* g_string_free_to_bytes (GString *string);
GLIB_AVAILABLE_IN_ALL
gboolean g_string_equal (const GString *v,
const GString *v2);
GLIB_AVAILABLE_IN_ALL
guint g_string_hash (const GString *str);
GLIB_AVAILABLE_IN_ALL
GString* g_string_assign (GString *string,
const gchar *rval);
GLIB_AVAILABLE_IN_ALL
GString* g_string_truncate (GString *string,
gsize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_set_size (GString *string,
gsize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_insert_len (GString *string,
gssize pos,
const gchar *val,
gssize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_append (GString *string,
const gchar *val);
GLIB_AVAILABLE_IN_ALL
GString* g_string_append_len (GString *string,
const gchar *val,
gssize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_append_c (GString *string,
gchar c);
GLIB_AVAILABLE_IN_ALL
GString* g_string_append_unichar (GString *string,
gunichar wc);
GLIB_AVAILABLE_IN_ALL
GString* g_string_prepend (GString *string,
const gchar *val);
GLIB_AVAILABLE_IN_ALL
GString* g_string_prepend_c (GString *string,
gchar c);
GLIB_AVAILABLE_IN_ALL
GString* g_string_prepend_unichar (GString *string,
gunichar wc);
GLIB_AVAILABLE_IN_ALL
GString* g_string_prepend_len (GString *string,
const gchar *val,
gssize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_insert (GString *string,
gssize pos,
const gchar *val);
GLIB_AVAILABLE_IN_ALL
GString* g_string_insert_c (GString *string,
gssize pos,
gchar c);
GLIB_AVAILABLE_IN_ALL
GString* g_string_insert_unichar (GString *string,
gssize pos,
gunichar wc);
GLIB_AVAILABLE_IN_ALL
GString* g_string_overwrite (GString *string,
gsize pos,
const gchar *val);
GLIB_AVAILABLE_IN_ALL
GString* g_string_overwrite_len (GString *string,
gsize pos,
const gchar *val,
gssize len);
GLIB_AVAILABLE_IN_ALL
GString* g_string_erase (GString *string,
gssize pos,
gssize len);
GLIB_AVAILABLE_IN_2_68
guint g_string_replace (GString *string,
const gchar *find,
const gchar *replace,
guint limit);
GLIB_AVAILABLE_IN_ALL
GString* g_string_ascii_down (GString *string);
GLIB_AVAILABLE_IN_ALL
GString* g_string_ascii_up (GString *string);
GLIB_AVAILABLE_IN_ALL
void g_string_vprintf (GString *string,
const gchar *format,
va_list args)
G_GNUC_PRINTF(2, 0);
GLIB_AVAILABLE_IN_ALL
void g_string_printf (GString *string,
const gchar *format,
...) G_GNUC_PRINTF (2, 3);
GLIB_AVAILABLE_IN_ALL
void g_string_append_vprintf (GString *string,
const gchar *format,
va_list args)
G_GNUC_PRINTF(2, 0);
GLIB_AVAILABLE_IN_ALL
void g_string_append_printf (GString *string,
const gchar *format,
...) G_GNUC_PRINTF (2, 3);
GLIB_AVAILABLE_IN_ALL
GString* g_string_append_uri_escaped (GString *string,
const gchar *unescaped,
const gchar *reserved_chars_allowed,
gboolean allow_utf8);
#ifdef G_CAN_INLINE
#if defined (_MSC_VER) && !defined (__clang__)
#pragma warning (push)
#pragma warning (disable : 4141) /* silence "warning C4141: 'inline' used more than once" */
#endif
#ifndef __GTK_DOC_IGNORE__
G_ALWAYS_INLINE
static inline GString*
g_string_append_c_inline (GString *gstring,
gchar c)
{
if (G_LIKELY (gstring != NULL &&
gstring->len + 1 < gstring->allocated_len))
{
gstring->str[gstring->len++] = c;
gstring->str[gstring->len] = 0;
}
else
g_string_insert_c (gstring, -1, c);
return gstring;
}
#define g_string_append_c(gstr,c) \
g_string_append_c_inline (gstr, c)
G_ALWAYS_INLINE
static inline GString *
g_string_append_len_inline (GString *gstring,
const char *val,
gssize len)
{
gsize len_unsigned;
if G_UNLIKELY (gstring == NULL)
return g_string_append_len (gstring, val, len);
if G_UNLIKELY (val == NULL)
return (len != 0) ? g_string_append_len (gstring, val, len) : gstring;
if (len < 0)
len_unsigned = strlen (val);
else
len_unsigned = (gsize) len;
if (G_LIKELY (gstring->len + len_unsigned < gstring->allocated_len))
{
char *end = gstring->str + gstring->len;
if (G_LIKELY (val + len_unsigned <= end || val > end + len_unsigned))
memcpy (end, val, len_unsigned);
else
memmove (end, val, len_unsigned);
gstring->len += len_unsigned;
gstring->str[gstring->len] = 0;
return gstring;
}
else
return g_string_insert_len (gstring, -1, val, len);
}
#define g_string_append_len(gstr, val, len) \
g_string_append_len_inline (gstr, val, len)
G_ALWAYS_INLINE
static inline GString *
g_string_truncate_inline (GString *gstring,
gsize len)
{
gstring->len = MIN (len, gstring->len);
gstring->str[gstring->len] = '\0';
return gstring;
}
#define g_string_truncate(gstr, len) \
g_string_truncate_inline (gstr, len)
#if G_GNUC_CHECK_VERSION (2, 0)
#define g_string_append(gstr, val) \
(__builtin_constant_p (val) ? \
G_GNUC_EXTENSION ({ \
const char * const __val = (val); \
g_string_append_len (gstr, __val, \
G_LIKELY (__val != NULL) ? \
(gssize) strlen (_G_STR_NONNULL (__val)) \
: (gssize) -1); \
}) \
: \
g_string_append_len (gstr, val, (gssize) -1))
#endif /* G_GNUC_CHECK_VERSION (2, 0) */
#endif /* __GTK_DOC_IGNORE__ */
#if defined (_MSC_VER) && !defined (__clang__)
#pragma warning (pop) /* #pragma warning (disable : 4141) */
#endif
#endif /* G_CAN_INLINE */
GLIB_DEPRECATED
GString *g_string_down (GString *string);
GLIB_DEPRECATED
GString *g_string_up (GString *string);
#define g_string_sprintf g_string_printf GLIB_DEPRECATED_MACRO_IN_2_26_FOR(g_string_printf)
#define g_string_sprintfa g_string_append_printf GLIB_DEPRECATED_MACRO_IN_2_26_FOR(g_string_append_printf)
G_END_DECLS
#endif /* __G_STRING_H__ */
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