5 * Miguel de Icaza (miguel@novell.com)
6 * Aaron Bockover (abockover@novell.com)
8 * (C) 2006 Novell, Inc.
10 * Permission is hereby granted, free of charge, to any person obtaining
11 * a copy of this software and associated documentation files (the
12 * "Software"), to deal in the Software without restriction, including
13 * without limitation the rights to use, copy, modify, merge, publish,
14 * distribute, sublicense, and/or sell copies of the Software, and to
15 * permit persons to whom the Software is furnished to do so, subject to
16 * the following conditions:
18 * The above copyright notice and this permission notice shall be
19 * included in all copies or substantial portions of the Software.
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
24 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
25 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
26 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
27 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 #define GROW_IF_NECESSARY(s,l) { \
33 if(s->len + l >= s->allocated_len) { \
34 s->allocated_len = (s->allocated_len + l + 16) * 2; \
35 s->str = g_realloc(s->str, s->allocated_len); \
40 g_string_new_len (const gchar
*init
, gssize len
)
42 GString
*ret
= g_new (GString
, 1);
47 ret
->len
= len
< 0 ? strlen(init
) : len
;
48 ret
->allocated_len
= MAX(ret
->len
+ 1, 16);
49 ret
->str
= g_malloc(ret
->allocated_len
);
51 memcpy(ret
->str
, init
, ret
->len
);
52 ret
->str
[ret
->len
] = 0;
58 g_string_new (const gchar
*init
)
60 return g_string_new_len(init
, -1);
64 g_string_sized_new (gsize default_size
)
66 GString
*ret
= g_new (GString
, 1);
68 ret
->str
= g_malloc (default_size
);
71 ret
->allocated_len
= default_size
;
77 g_string_free (GString
*string
, gboolean free_segment
)
81 g_return_val_if_fail (string
!= NULL
, NULL
);
95 g_string_append_len (GString
*string
, const gchar
*val
, gssize len
)
97 g_return_val_if_fail(string
!= NULL
, NULL
);
98 g_return_val_if_fail(val
!= NULL
, string
);
104 GROW_IF_NECESSARY(string
, len
);
105 memcpy(string
->str
+ string
->len
, val
, len
);
107 string
->str
[string
->len
] = 0;
113 g_string_append (GString
*string
, const gchar
*val
)
115 g_return_val_if_fail(string
!= NULL
, NULL
);
116 g_return_val_if_fail(val
!= NULL
, string
);
118 return g_string_append_len(string
, val
, -1);
122 g_string_append_c (GString
*string
, gchar c
)
124 g_return_val_if_fail(string
!= NULL
, NULL
);
126 GROW_IF_NECESSARY(string
, 1);
128 string
->str
[string
->len
] = c
;
129 string
->str
[string
->len
+ 1] = 0;
136 g_string_append_unichar (GString
*string
, gunichar c
)
141 g_return_val_if_fail (string
!= NULL
, NULL
);
143 if ((len
= g_unichar_to_utf8 (c
, utf8
)) <= 0)
146 return g_string_append_len (string
, utf8
, len
);
150 g_string_prepend (GString
*string
, const gchar
*val
)
154 g_return_val_if_fail (string
!= NULL
, string
);
155 g_return_val_if_fail (val
!= NULL
, string
);
159 GROW_IF_NECESSARY(string
, len
);
160 memmove(string
->str
+ len
, string
->str
, string
->len
+ 1);
161 memcpy(string
->str
, val
, len
);
167 g_string_insert (GString
*string
, gssize pos
, const gchar
*val
)
171 g_return_val_if_fail (string
!= NULL
, string
);
172 g_return_val_if_fail (val
!= NULL
, string
);
173 g_return_val_if_fail (pos
<= string
->len
, string
);
177 GROW_IF_NECESSARY(string
, len
);
178 memmove(string
->str
+ pos
+ len
, string
->str
+ pos
, string
->len
- pos
- len
+ 1);
179 memcpy(string
->str
+ pos
, val
, len
);
185 g_string_append_printf (GString
*string
, const gchar
*format
, ...)
190 g_return_if_fail (string
!= NULL
);
191 g_return_if_fail (format
!= NULL
);
193 va_start (args
, format
);
194 ret
= g_strdup_vprintf (format
, args
);
196 g_string_append (string
, ret
);
202 g_string_append_vprintf (GString
*string
, const gchar
*format
, va_list args
)
206 g_return_if_fail (string
!= NULL
);
207 g_return_if_fail (format
!= NULL
);
209 ret
= g_strdup_vprintf (format
, args
);
210 g_string_append (string
, ret
);
215 g_string_printf (GString
*string
, const gchar
*format
, ...)
219 g_return_if_fail (string
!= NULL
);
220 g_return_if_fail (format
!= NULL
);
222 g_free (string
->str
);
224 va_start (args
, format
);
225 string
->str
= g_strdup_vprintf (format
, args
);
228 string
->len
= strlen (string
->str
);
229 string
->allocated_len
= string
->len
+1;
233 g_string_truncate (GString
*string
, gsize len
)
235 g_return_val_if_fail (string
!= NULL
, string
);
238 if (len
>= string
->len
)
242 string
->str
[len
] = 0;
247 g_string_set_size (GString
*string
, gsize len
)
249 g_return_val_if_fail (string
!= NULL
, string
);
251 GROW_IF_NECESSARY(string
, len
);
254 string
->str
[len
] = 0;
259 g_string_erase (GString
*string
, gssize pos
, gssize len
)
261 g_return_val_if_fail (string
!= NULL
, string
);
264 if (pos
>= string
->len
)
267 if (len
== -1 || (pos
+ len
) >= string
->len
) {
268 string
->str
[pos
] = 0;
271 memmove (string
->str
+ pos
, string
->str
+ pos
+ len
, string
->len
- (pos
+ len
) + 1);