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diff --git a/src/3rdparty/libcroco/cr-additional-sel.c b/src/3rdparty/libcroco/cr-additional-sel.c
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+/* -*- Mode: C; indent-tabs-mode:nil; c-basic-offset: 8-*- */
+
+/*
+ * This file is part of The Croco Library
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2.1 of the GNU Lesser General Public
+ * License as published by the Free Software Foundation.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ *
+ * Author: Dodji Seketeli
+ * See COPYRIGHTS file for copyright information.
+ *
+ */
+
+#include "cr-additional-sel.h"
+#include "string.h"
+
+/**
+ * CRAdditionalSel:
+ *
+ * #CRAdditionalSel abstracts an additional selector.
+ * An additional selector is the selector part
+ * that comes after the combination of type selectors.
+ * It can be either "a class selector (the .class part),
+ * a pseudo class selector, an attribute selector
+ * or an id selector.
+ */
+
+/**
+ * cr_additional_sel_new:
+ *
+ * Default constructor of #CRAdditionalSel.
+ * Returns the newly build instance of #CRAdditionalSel.
+ */
+CRAdditionalSel *
+cr_additional_sel_new (void)
+{
+ CRAdditionalSel *result = NULL;
+
+ result = g_try_malloc (sizeof (CRAdditionalSel));
+
+ if (result == NULL) {
+ cr_utils_trace_debug ("Out of memory");
+ return NULL;
+ }
+
+ memset (result, 0, sizeof (CRAdditionalSel));
+
+ return result;
+}
+
+/**
+ * cr_additional_sel_new_with_type:
+ * @a_sel_type: the type of the newly built instance
+ * of #CRAdditionalSel.
+ *
+ * Constructor of #CRAdditionalSel.
+ * Returns the newly built instance of #CRAdditionalSel.
+ */
+CRAdditionalSel *
+cr_additional_sel_new_with_type (enum AddSelectorType a_sel_type)
+{
+ CRAdditionalSel *result = NULL;
+
+ result = cr_additional_sel_new ();
+
+ g_return_val_if_fail (result, NULL);
+
+ result->type = a_sel_type;
+
+ return result;
+}
+
+/**
+ * cr_additional_sel_set_class_name:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ * @a_class_name: the new class name to set.
+ *
+ * Sets a new class name to a
+ * CLASS additional selector.
+ */
+void
+cr_additional_sel_set_class_name (CRAdditionalSel * a_this,
+ CRString * a_class_name)
+{
+ g_return_if_fail (a_this && a_this->type == CLASS_ADD_SELECTOR);
+
+ if (a_this->content.class_name) {
+ cr_string_destroy (a_this->content.class_name);
+ }
+
+ a_this->content.class_name = a_class_name;
+}
+
+/**
+ * cr_additional_sel_set_id_name:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ * @a_id: the new id to set.
+ *
+ * Sets a new id name to an
+ * ID additional selector.
+ */
+void
+cr_additional_sel_set_id_name (CRAdditionalSel * a_this, CRString * a_id)
+{
+ g_return_if_fail (a_this && a_this->type == ID_ADD_SELECTOR);
+
+ if (a_this->content.id_name) {
+ cr_string_destroy (a_this->content.id_name);
+ }
+
+ a_this->content.id_name = a_id;
+}
+
+/**
+ * cr_additional_sel_set_pseudo:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ * @a_pseudo: the new pseudo to set.
+ *
+ * Sets a new pseudo to a
+ * PSEUDO additional selector.
+ */
+void
+cr_additional_sel_set_pseudo (CRAdditionalSel * a_this, CRPseudo * a_pseudo)
+{
+ g_return_if_fail (a_this
+ && a_this->type == PSEUDO_CLASS_ADD_SELECTOR);
+
+ if (a_this->content.pseudo) {
+ cr_pseudo_destroy (a_this->content.pseudo);
+ }
+
+ a_this->content.pseudo = a_pseudo;
+}
+
+/**
+ * cr_additional_sel_set_attr_sel:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ * @a_sel: the new instance of #CRAttrSel to set.
+ *
+ * Sets a new instance of #CRAttrSel to
+ * a ATTRIBUTE additional selector.
+ */
+void
+cr_additional_sel_set_attr_sel (CRAdditionalSel * a_this, CRAttrSel * a_sel)
+{
+ g_return_if_fail (a_this && a_this->type == ATTRIBUTE_ADD_SELECTOR);
+
+ if (a_this->content.attr_sel) {
+ cr_attr_sel_destroy (a_this->content.attr_sel);
+ }
+
+ a_this->content.attr_sel = a_sel;
+}
+
+/**
+ * cr_additional_sel_append:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ * @a_sel: the new instance to #CRAdditional to append.
+ *
+ * Appends a new instance of #CRAdditional to the
+ * current list of #CRAdditional.
+ *
+ * Returns the new list of CRAdditionalSel or NULL if an error arises.
+ */
+CRAdditionalSel *
+cr_additional_sel_append (CRAdditionalSel * a_this, CRAdditionalSel * a_sel)
+{
+ CRAdditionalSel *cur_sel = NULL;
+
+ g_return_val_if_fail (a_sel, NULL);
+
+ if (a_this == NULL) {
+ return a_sel;
+ }
+
+ if (a_sel == NULL)
+ return NULL;
+
+ for (cur_sel = a_this;
+ cur_sel && cur_sel->next; cur_sel = cur_sel->next) ;
+
+ g_return_val_if_fail (cur_sel != NULL, NULL);
+
+ cur_sel->next = a_sel;
+ a_sel->prev = cur_sel;
+
+ return a_this;
+}
+
+/**
+ * cr_additional_sel_prepend:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ * @a_sel: the new instance to #CRAdditional to preappend.
+ *
+ * Preppends a new instance of #CRAdditional to the
+ * current list of #CRAdditional.
+ *
+ * Returns the new list of CRAdditionalSel or NULL if an error arises.
+ */
+CRAdditionalSel *
+cr_additional_sel_prepend (CRAdditionalSel * a_this, CRAdditionalSel * a_sel)
+{
+ g_return_val_if_fail (a_sel, NULL);
+
+ if (a_this == NULL) {
+ return a_sel;
+ }
+
+ a_sel->next = a_this;
+ a_this->prev = a_sel;
+
+ return a_sel;
+}
+
+guchar *
+cr_additional_sel_to_string (CRAdditionalSel const * a_this)
+{
+ guchar *result = NULL;
+ GString *str_buf = NULL;
+ CRAdditionalSel const *cur = NULL;
+
+ g_return_val_if_fail (a_this, NULL);
+
+ str_buf = g_string_new (NULL);
+
+ for (cur = a_this; cur; cur = cur->next) {
+ switch (cur->type) {
+ case CLASS_ADD_SELECTOR:
+ {
+ if (cur->content.class_name) {
+ g_string_append_printf
+ (str_buf, ".%s",
+ cur->content.class_name->stryng->str);
+ }
+ }
+ break;
+
+ case ID_ADD_SELECTOR:
+ {
+ if (cur->content.id_name) {
+ g_string_append_printf
+ (str_buf, "#%s",
+ cur->content.id_name->stryng->str);
+ }
+ }
+
+ break;
+
+ case PSEUDO_CLASS_ADD_SELECTOR:
+ {
+ if (cur->content.pseudo) {
+ guchar *tmp_str = NULL;
+
+ tmp_str = cr_pseudo_to_string
+ (cur->content.pseudo);
+ if (tmp_str) {
+ g_string_append_printf
+ (str_buf, ":%s",
+ tmp_str);
+ g_free (tmp_str);
+ tmp_str = NULL;
+ }
+ }
+ }
+ break;
+
+ case ATTRIBUTE_ADD_SELECTOR:
+ if (cur->content.attr_sel) {
+ guchar *tmp_str = NULL;
+
+ g_string_append_c (str_buf, '[');
+ tmp_str = cr_attr_sel_to_string
+ (cur->content.attr_sel);
+ if (tmp_str) {
+ g_string_append_printf
+ (str_buf, "%s]", tmp_str);
+ g_free (tmp_str);
+ tmp_str = NULL;
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+ }
+
+ if (str_buf) {
+ result = (guchar *) str_buf->str;
+ g_string_free (str_buf, FALSE);
+ str_buf = NULL;
+ }
+
+ return result;
+}
+
+guchar *
+cr_additional_sel_one_to_string (CRAdditionalSel const *a_this)
+{
+ guchar *result = NULL;
+ GString *str_buf = NULL;
+
+ g_return_val_if_fail (a_this, NULL) ;
+
+ str_buf = g_string_new (NULL) ;
+
+ switch (a_this->type) {
+ case CLASS_ADD_SELECTOR:
+ if (a_this->content.class_name) {
+ g_string_append_printf
+ (str_buf, ".%s",
+ a_this->content.class_name->stryng->str);
+ }
+ break;
+
+ case ID_ADD_SELECTOR:
+ if (a_this->content.id_name) {
+ g_string_append_printf
+ (str_buf, "#%s",
+ a_this->content.id_name->stryng->str);
+ }
+
+ break;
+
+ case PSEUDO_CLASS_ADD_SELECTOR:
+ {
+ if (a_this->content.pseudo) {
+ guchar *tmp_str = NULL;
+
+ tmp_str = cr_pseudo_to_string
+ (a_this->content.pseudo);
+ if (tmp_str) {
+ g_string_append_printf
+ (str_buf, ":%s",
+ tmp_str);
+ g_free (tmp_str);
+ tmp_str = NULL;
+ }
+ }
+ }
+ break;
+
+ case ATTRIBUTE_ADD_SELECTOR:
+ if (a_this->content.attr_sel) {
+ guchar *tmp_str = NULL;
+
+ g_string_append_printf (str_buf, "[");
+ tmp_str = cr_attr_sel_to_string
+ (a_this->content.attr_sel);
+ if (tmp_str) {
+ g_string_append_printf
+ (str_buf, "%s]", tmp_str);
+ g_free (tmp_str);
+ tmp_str = NULL;
+ }
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ if (str_buf) {
+ result = (guchar *) str_buf->str;
+ g_string_free (str_buf, FALSE);
+ str_buf = NULL;
+ }
+
+ return result;
+}
+
+/**
+ * cr_additional_sel_dump:
+ * @a_this: the "this pointer" of the current instance of
+ * #CRAdditionalSel.
+ * @a_fp: the destination file.
+ *
+ * Dumps the current instance of #CRAdditionalSel to a file
+ */
+void
+cr_additional_sel_dump (CRAdditionalSel const * a_this, FILE * a_fp)
+{
+ guchar *tmp_str = NULL;
+
+ g_return_if_fail (a_fp);
+
+ if (a_this) {
+ tmp_str = cr_additional_sel_to_string (a_this);
+ if (tmp_str) {
+ fprintf (a_fp, "%s", tmp_str);
+ g_free (tmp_str);
+ tmp_str = NULL;
+ }
+ }
+}
+
+/**
+ * cr_additional_sel_destroy:
+ * @a_this: the "this pointer" of the current instance
+ * of #CRAdditionalSel .
+ *
+ * Destroys an instance of #CRAdditional.
+ */
+void
+cr_additional_sel_destroy (CRAdditionalSel * a_this)
+{
+ g_return_if_fail (a_this);
+
+ switch (a_this->type) {
+ case CLASS_ADD_SELECTOR:
+ cr_string_destroy (a_this->content.class_name);
+ a_this->content.class_name = NULL;
+ break;
+
+ case PSEUDO_CLASS_ADD_SELECTOR:
+ cr_pseudo_destroy (a_this->content.pseudo);
+ a_this->content.pseudo = NULL;
+ break;
+
+ case ID_ADD_SELECTOR:
+ cr_string_destroy (a_this->content.id_name);
+ a_this->content.id_name = NULL;
+ break;
+
+ case ATTRIBUTE_ADD_SELECTOR:
+ cr_attr_sel_destroy (a_this->content.attr_sel);
+ a_this->content.attr_sel = NULL;
+ break;
+
+ default:
+ break;
+ }
+
+ if (a_this->next) {
+ cr_additional_sel_destroy (a_this->next);
+ }
+
+ g_free (a_this);
+}
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