| /* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 8 -*- */ |
| |
| /* libcroco - Library for parsing and applying CSS |
| * Copyright (C) 2006-2019 Free Software Foundation, Inc. |
| * |
| * This file is not part of the GNU gettext program, but is used with |
| * GNU gettext. |
| * |
| * The original copyright notice is as follows: |
| */ |
| |
| /* |
| * This file is part of The Croco Library |
| * |
| * Copyright (C) 2003-2004 Dodji Seketeli. All Rights Reserved. |
| * |
| * 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. |
| */ |
| |
| #include <config.h> |
| #include <string.h> |
| #include "cr-parsing-location.h" |
| |
| /** |
| *@CRParsingLocation: |
| * |
| *Definition of the #CRparsingLocation class. |
| */ |
| |
| |
| /** |
| * cr_parsing_location_new: |
| *Instanciates a new parsing location. |
| * |
| *Returns the newly instanciated #CRParsingLocation. |
| *Must be freed by cr_parsing_location_destroy() |
| */ |
| CRParsingLocation * |
| cr_parsing_location_new (void) |
| { |
| CRParsingLocation * result = NULL ; |
| |
| result = g_try_malloc (sizeof (CRParsingLocation)) ; |
| if (!result) { |
| cr_utils_trace_info ("Out of memory error") ; |
| return NULL ; |
| } |
| cr_parsing_location_init (result) ; |
| return result ; |
| } |
| |
| /** |
| * cr_parsing_location_init: |
| *@a_this: the current instance of #CRParsingLocation. |
| * |
| *Initializes the an instance of #CRparsingLocation. |
| * |
| *Returns CR_OK upon succesful completion, an error code otherwise. |
| */ |
| enum CRStatus |
| cr_parsing_location_init (CRParsingLocation *a_this) |
| { |
| g_return_val_if_fail (a_this, CR_BAD_PARAM_ERROR) ; |
| |
| memset (a_this, 0, sizeof (CRParsingLocation)) ; |
| return CR_OK ; |
| } |
| |
| /** |
| * cr_parsing_location_copy: |
| *@a_to: the destination of the copy. |
| *Must be allocated by the caller. |
| *@a_from: the source of the copy. |
| * |
| *Copies an instance of CRParsingLocation into another one. |
| * |
| *Returns CR_OK upon succesful completion, an error code |
| *otherwise. |
| */ |
| enum CRStatus |
| cr_parsing_location_copy (CRParsingLocation *a_to, |
| CRParsingLocation const *a_from) |
| { |
| g_return_val_if_fail (a_to && a_from, CR_BAD_PARAM_ERROR) ; |
| |
| memcpy (a_to, a_from, sizeof (CRParsingLocation)) ; |
| return CR_OK ; |
| } |
| |
| /** |
| * cr_parsing_location_to_string: |
| *@a_this: the current instance of #CRParsingLocation. |
| *@a_mask: a bitmap that defines which parts of the |
| *parsing location are to be serialized (line, column or byte offset) |
| * |
| *Returns the serialized string or NULL in case of an error. |
| */ |
| gchar * |
| cr_parsing_location_to_string (CRParsingLocation const *a_this, |
| enum CRParsingLocationSerialisationMask a_mask) |
| { |
| GString *result = NULL ; |
| gchar *str = NULL ; |
| |
| g_return_val_if_fail (a_this, NULL) ; |
| |
| if (!a_mask) { |
| a_mask = DUMP_LINE | DUMP_COLUMN | DUMP_BYTE_OFFSET ; |
| } |
| result =g_string_new (NULL) ; |
| if (!result) |
| return NULL ; |
| if (a_mask & DUMP_LINE) { |
| g_string_append_printf (result, "line:%d ", |
| a_this->line) ; |
| } |
| if (a_mask & DUMP_COLUMN) { |
| g_string_append_printf (result, "column:%d ", |
| a_this->column) ; |
| } |
| if (a_mask & DUMP_BYTE_OFFSET) { |
| g_string_append_printf (result, "byte offset:%d ", |
| a_this->byte_offset) ; |
| } |
| if (result->len) { |
| str = result->str ; |
| g_string_free (result, FALSE) ; |
| } else { |
| g_string_free (result, TRUE) ; |
| } |
| return str ; |
| } |
| |
| /** |
| * cr_parsing_location_dump: |
| * @a_this: current instance of #CRParsingLocation |
| * @a_mask: the serialization mask. |
| * @a_fp: the file pointer to dump the parsing location to. |
| */ |
| void |
| cr_parsing_location_dump (CRParsingLocation const *a_this, |
| enum CRParsingLocationSerialisationMask a_mask, |
| FILE *a_fp) |
| { |
| gchar *str = NULL ; |
| |
| g_return_if_fail (a_this && a_fp) ; |
| str = cr_parsing_location_to_string (a_this, a_mask) ; |
| if (str) { |
| fprintf (a_fp, "%s", str) ; |
| g_free (str) ; |
| str = NULL ; |
| } |
| } |
| |
| /** |
| * cr_parsing_location_destroy: |
| *@a_this: the current instance of #CRParsingLocation. Must |
| *have been allocated with cr_parsing_location_new(). |
| * |
| *Destroys the current instance of #CRParsingLocation |
| */ |
| void |
| cr_parsing_location_destroy (CRParsingLocation *a_this) |
| { |
| g_return_if_fail (a_this) ; |
| g_free (a_this) ; |
| } |
| |