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Diffstat (limited to 'camel/camel-exception.c')
| -rw-r--r-- | camel/camel-exception.c | 313 |
1 files changed, 0 insertions, 313 deletions
diff --git a/camel/camel-exception.c b/camel/camel-exception.c deleted file mode 100644 index 1bb6c22550..0000000000 --- a/camel/camel-exception.c +++ /dev/null @@ -1,313 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* camel-execpetion.c : exception utils */ - -/* - * - * Author : - * Bertrand Guiheneuf <bertrand@helixcode.com> - * - * Copyright 1999, 2000 Ximian, Inc. (www.ximian.com) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of version 2 of the GNU 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 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 - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <glib.h> -#include "camel-exception.h" -#include "e-util/e-memory.h" - -/* i dont know why gthread_mutex stuff even exists, this is easier */ - -/* also, i'm not convinced mutexes are needed here. But it - doesn't really hurt either */ -#ifdef ENABLE_THREADS -#include <pthread.h> - -static pthread_mutex_t exception_mutex = PTHREAD_MUTEX_INITIALIZER; - -#define CAMEL_EXCEPTION_LOCK(e) (pthread_mutex_lock(&exception_mutex)) -#define CAMEL_EXCEPTION_UNLOCK(e) (pthread_mutex_unlock(&exception_mutex)) -#else -#define CAMEL_EXCEPTION_LOCK(e) -#define CAMEL_EXCEPTION_UNLOCK(e) -#endif - -static EMemChunk *exception_chunks = NULL; - -/** - * camel_exception_new: allocate a new exception object. - * - * Create and returns a new exception object. - * - * - * Return value: The newly allocated exception object. - **/ -CamelException * -camel_exception_new (void) -{ - CamelException *ex; - - CAMEL_EXCEPTION_LOCK(exception); - - if (exception_chunks == NULL) - exception_chunks = e_memchunk_new(16, sizeof(CamelException)); - - ex = e_memchunk_alloc(exception_chunks); - ex->desc = NULL; - - /* set the Exception Id to NULL */ - ex->id = CAMEL_EXCEPTION_NONE; - - CAMEL_EXCEPTION_UNLOCK(exception); - - return ex; -} - -/** - * camel_exception_init: init a (statically allocated) exception. - * - * Init an exception. This routine is mainly - * useful when using a statically allocated - * exception. - * - * - **/ -void -camel_exception_init (CamelException *ex) -{ - ex->desc = NULL; - - /* set the Exception Id to NULL */ - ex->id = CAMEL_EXCEPTION_NONE; -} - - -/** - * camel_exception_clear: Clear an exception - * @exception: the exception object - * - * Clear an exception, that is, set the - * exception ID to CAMEL_EXCEPTION_NONE and - * free the description text. - * If the exception is NULL, this funtion just - * returns. - **/ -void -camel_exception_clear (CamelException *exception) -{ - if (!exception) - return; - - CAMEL_EXCEPTION_LOCK(exception); - - if (exception->desc) - g_free (exception->desc); - exception->desc = NULL; - exception->id = CAMEL_EXCEPTION_NONE; - - CAMEL_EXCEPTION_UNLOCK(exception); -} - -/** - * camel_exception_free: Free an exception - * @exception: The exception object to free - * - * Free an exception object. If the exception - * is NULL, nothing is done, the routine simply - * returns. - **/ -void -camel_exception_free (CamelException *exception) -{ - if (!exception) - return; - - if (exception->desc) - g_free (exception->desc); - - CAMEL_EXCEPTION_LOCK(exception); - - e_memchunk_free(exception_chunks, exception); - - CAMEL_EXCEPTION_UNLOCK(exception); -} - -/** - * camel_exception_set: set an exception - * @ex: exception object - * @id: exception id - * @desc: textual description of the exception - * - * Set the value of an exception. The exception id is - * a unique number representing the exception. The - * textual description is a small text explaining - * what happened and provoked the exception. - * - * When @ex is NULL, nothing is done, this routine - * simply returns. - * - **/ -void -camel_exception_set (CamelException *ex, - ExceptionId id, - const char *desc) -{ - if (!ex) - return; - - CAMEL_EXCEPTION_LOCK(exception); - - ex->id = id; - - if (desc != ex->desc) { - g_free (ex->desc); - ex->desc = g_strdup (desc); - } - - CAMEL_EXCEPTION_UNLOCK(exception); -} - -/** - * camel_exception_setv: set an exception - * @ex: exception object - * @id: exception id - * @format: format of the description string. The format string is - * used as in printf(). - * - * Set the value of an exception. The exception id is - * a unique number representing the exception. The - * textual description is a small text explaining - * what happened and provoked the exception. - * In this version, the string is created from the format - * string and the variable argument list. - * - * It is safe to say: - * camel_exception_setv (ex, ..., camel_exception_get_description (ex), ...); - * - * When @ex is NULL, nothing is done, this routine - * simply returns. - * - **/ -void -camel_exception_setv (CamelException *ex, - ExceptionId id, - const char *format, - ...) -{ - va_list args; - char *old; - - if (!ex) - return; - - CAMEL_EXCEPTION_LOCK(exception); - - old = ex->desc; - - va_start(args, format); - ex->desc = g_strdup_vprintf (format, args); - va_end (args); - - g_free (old); - - ex->id = id; - - CAMEL_EXCEPTION_UNLOCK(exception); -} - -/** - * camel_exception_xfer: transfer an exception - * @ex_dst: Destination exception object - * @ex_src: Source exception object - * - * Transfer the content of an exception from - * an exception object to another. - * The destination exception receives the id and - * the description text of the source exception. - **/ -void -camel_exception_xfer (CamelException *ex_dst, - CamelException *ex_src) -{ - if (ex_src == NULL) { - g_warning ("camel_exception_xfer: trying to transfer NULL exception to %p\n", ex_dst); - return; - } - - if (ex_dst == NULL) { - /* must have same side-effects */ - camel_exception_clear (ex_src); - return; - } - - CAMEL_EXCEPTION_LOCK(exception); - - if (ex_dst->desc) - g_free (ex_dst->desc); - - ex_dst->id = ex_src->id; - ex_dst->desc = ex_src->desc; - - ex_src->desc = NULL; - ex_src->id = CAMEL_EXCEPTION_NONE; - - CAMEL_EXCEPTION_UNLOCK(exception); -} - -/** - * camel_exception_get_id: get the exception id - * @ex: The exception object - * - * Return the id of an exception. - * If @ex is NULL, return CAMEL_EXCEPTION_NONE; - * - * Return value: Exception ID. - **/ -ExceptionId -camel_exception_get_id (CamelException *ex) -{ - if (ex) - return ex->id; - else { - g_warning ("camel_exception_get_id called with NULL parameter."); - return CAMEL_EXCEPTION_NONE; - } -} - -/** - * camel_exception_get_description: get the description of an exception. - * @ex: The exception object - * - * Return the exception description text. - * If @ex is NULL, return NULL; - * - * - * Return value: Exception description text. - **/ -const gchar * -camel_exception_get_description (CamelException *ex) -{ - char *ret = NULL; - - if (ex) - ret = ex->desc; - else - g_warning ("camel_exception_get_description called with NULL parameter."); - - return ret; -} |