src/launcher/xsettings-common.c (raw)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 |
/* * Copyright © 2001 Red Hat, Inc. * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that * copyright notice and this permission notice appear in supporting * documentation, and that the name of Red Hat not be used in advertising or * publicity pertaining to distribution of the software without specific, * written prior permission. Red Hat makes no representations about the * suitability of this software for any purpose. It is provided "as is" * without express or implied warranty. * * RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT * BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * * Author: Owen Taylor, Red Hat, Inc. */ #include "string.h" #include "stdlib.h" #include <X11/Xlib.h> #include <X11/Xmd.h> /* For CARD32 */ #include "xsettings-common.h" XSettingsSetting * xsettings_setting_copy (XSettingsSetting *setting) { XSettingsSetting *result; size_t str_len; result = malloc (sizeof *result); if (!result) return NULL; str_len = strlen (setting->name); result->name = malloc (str_len + 1); if (!result->name) goto err; memcpy (result->name, setting->name, str_len + 1); result->type = setting->type; switch (setting->type) { case XSETTINGS_TYPE_INT: result->data.v_int = setting->data.v_int; break; case XSETTINGS_TYPE_COLOR: result->data.v_color = setting->data.v_color; break; case XSETTINGS_TYPE_STRING: str_len = strlen (setting->data.v_string); result->data.v_string = malloc (str_len + 1); if (!result->data.v_string) goto err; memcpy (result->data.v_string, setting->data.v_string, str_len + 1); break; default: break; } result->last_change_serial = setting->last_change_serial; return result; err: if (result->name) free (result->name); free (result); return NULL; } XSettingsList * xsettings_list_copy (XSettingsList *list) { XSettingsList *new = NULL; XSettingsList *old_iter = list; XSettingsList *new_iter = NULL; while (old_iter) { XSettingsList *new_node; new_node = malloc (sizeof *new_node); if (!new_node) goto error; new_node->setting = xsettings_setting_copy (old_iter->setting); if (!new_node->setting) { free (new_node); goto error; } if (new_iter) new_iter->next = new_node; else new = new_node; new_iter = new_node; old_iter = old_iter->next; } return new; error: xsettings_list_free (new); return NULL; } int xsettings_setting_equal (XSettingsSetting *setting_a, XSettingsSetting *setting_b) { if (setting_a->type != setting_b->type) return 0; if (strcmp (setting_a->name, setting_b->name) != 0) return 0; switch (setting_a->type) { case XSETTINGS_TYPE_INT: return setting_a->data.v_int == setting_b->data.v_int; case XSETTINGS_TYPE_COLOR: return (setting_a->data.v_color.red == setting_b->data.v_color.red && setting_a->data.v_color.green == setting_b->data.v_color.green && setting_a->data.v_color.blue == setting_b->data.v_color.blue && setting_a->data.v_color.alpha == setting_b->data.v_color.alpha); case XSETTINGS_TYPE_STRING: return strcmp (setting_a->data.v_string, setting_b->data.v_string) == 0; default: break; } return 0; } void xsettings_setting_free (XSettingsSetting *setting) { if (setting->type == XSETTINGS_TYPE_STRING) free (setting->data.v_string); if (setting->name) free (setting->name); free (setting); } void xsettings_list_free (XSettingsList *list) { while (list) { XSettingsList *next = list->next; xsettings_setting_free (list->setting); free (list); list = next; } } XSettingsResult xsettings_list_insert (XSettingsList **list, XSettingsSetting *setting) { XSettingsList *node; XSettingsList *iter; XSettingsList *last = NULL; node = malloc (sizeof *node); if (!node) return XSETTINGS_NO_MEM; node->setting = setting; iter = *list; while (iter) { int cmp = strcmp (setting->name, iter->setting->name); if (cmp < 0) break; else if (cmp == 0) { free (node); return XSETTINGS_DUPLICATE_ENTRY; } last = iter; iter = iter->next; } if (last) last->next = node; else *list = node; node->next = iter; return XSETTINGS_SUCCESS; } XSettingsResult xsettings_list_delete (XSettingsList **list, const char *name) { XSettingsList *iter; XSettingsList *last = NULL; iter = *list; while (iter) { if (strcmp (name, iter->setting->name) == 0) { if (last) last->next = iter->next; else *list = iter->next; xsettings_setting_free (iter->setting); free (iter); return XSETTINGS_SUCCESS; } last = iter; iter = iter->next; } return XSETTINGS_FAILED; } XSettingsSetting * xsettings_list_lookup (XSettingsList *list, const char *name) { XSettingsList *iter; iter = list; while (iter) { if (strcmp (name, iter->setting->name) == 0) return iter->setting; iter = iter->next; } return NULL; } char xsettings_byte_order (void) { CARD32 myint = 0x01020304; return (*(char *)&myint == 1) ? MSBFirst : LSBFirst; } |