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);