pool.c

来自「linux subdivision ying gai ke yi le ba」· C语言 代码 · 共 95 行

/* pool.c:  pool wrappers for Subversion
 *
 * ====================================================================
 * Copyright (c) 2000-2004 CollabNet.  All rights reserved.
 *
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution.  The terms
 * are also available at http://subversion.tigris.org/license-1.html.
 * If newer versions of this license are posted there, you may use a
 * newer version instead, at your option.
 *
 * This software consists of voluntary contributions made by many
 * individuals.  For exact contribution history, see the revision
 * history and logs, available at http://subversion.tigris.org/.
 * ====================================================================
 */



#include <stdarg.h>
#include <assert.h>

#include <apr_lib.h>
#include <apr_general.h>
#include <apr_pools.h>
#include <apr_strings.h>
#include <apr_hash.h>

#include "svn_pools.h"


#if APR_POOL_DEBUG
/* file_line for the non-debug case. */
static const char SVN_FILE_LINE_UNDEFINED[] = "svn:<undefined>";
#endif /* APR_POOL_DEBUG */



/*-----------------------------------------------------------------*/


/* Pool allocation handler which just aborts, since we aren't generally
   prepared to deal with out-of-memory rerors.
 */
static int
abort_on_pool_failure (int retcode)
{
  abort ();
  return -1; /* prevent compiler warnings */
}


#if APR_POOL_DEBUG
#undef svn_pool_create_ex
#endif /* APR_POOL_DEBUG */

#if !APR_POOL_DEBUG

apr_pool_t *
svn_pool_create_ex (apr_pool_t *parent_pool, apr_allocator_t *allocator)
{
  apr_pool_t *pool;
  apr_pool_create_ex (&pool, parent_pool, abort_on_pool_failure, allocator);
  return pool;
}

/* Wrapper that ensures binary compatibility */
apr_pool_t *
svn_pool_create_ex_debug (apr_pool_t *pool, apr_allocator_t *allocator,
                          const char *file_line)
{
  return svn_pool_create_ex (pool, allocator);
}

#else /* APR_POOL_DEBUG */

apr_pool_t *
svn_pool_create_ex_debug (apr_pool_t *parent_pool, apr_allocator_t *allocator,
                          const char *file_line)
{
  apr_pool_t *pool;
  apr_pool_create_ex_debug (&pool, parent_pool, abort_on_pool_failure,
                            allocator, file_line);
  return pool;
}

/* Wrapper that ensures binary compatibility */
apr_pool_t *
svn_pool_create_ex (apr_pool_t *pool, apr_allocator_t *allocator)
{
  return svn_pool_create_ex_debug (pool, allocator, SVN_FILE_LINE_UNDEFINED);
}

#endif /* APR_POOL_DEBUG */