File Manager

003 File Manager

Current Path: /usr/src/contrib/subversion/subversion/libsvn_subr

usr / src / contrib / subversion / subversion / libsvn_subr /

📁 ..
📄 adler32.c(3.16 KB)
📄 atomic.c(7.23 KB)
📄 auth.c(32.4 KB)
📄 auth.h(6.1 KB)
📄 base64.c(19.18 KB)
📄 bit_array.c(6.26 KB)
📄 cache-inprocess.c(21.2 KB)
📄 cache-membuffer.c(116.43 KB)
📄 cache-memcache.c(17.35 KB)
📄 cache-null.c(4.35 KB)
📄 cache.c(10.22 KB)
📄 cache.h(4.03 KB)
📄 cache_config.c(6.01 KB)
📄 checksum.c(24.17 KB)
📄 checksum.h(2.32 KB)
📄 cmdline.c(58.99 KB)
📄 compat.c(5.28 KB)
📄 compress_lz4.c(4.51 KB)
📄 compress_zlib.c(6.85 KB)
📄 config.c(39.66 KB)
📄 config_auth.c(8.65 KB)
📄 config_file.c(70.25 KB)
📄 config_impl.h(6.15 KB)
📄 config_keys.inc(2.65 KB)
📄 config_win.c(9.61 KB)
📄 crypto.c(25.19 KB)
📄 crypto.h(5.43 KB)
📄 ctype.c(13.81 KB)
📄 date.c(12.86 KB)
📄 debug.c(3.77 KB)
📄 deprecated.c(64.3 KB)
📄 dirent_uri.c(80.17 KB)
📄 dirent_uri.h(1.43 KB)
📄 dso.c(3.74 KB)
📄 encode.c(2.69 KB)
📄 eol.c(2.79 KB)
📄 error.c(24.52 KB)
📄 errorcode.inc(4.27 KB)
📄 fnv1a.c(6.92 KB)
📄 fnv1a.h(3.04 KB)
📄 genctype.py(3.84 KB)
📄 gpg_agent.c(22.29 KB)
📄 hash.c(19.59 KB)
📄 internal_statements.h(1.87 KB)
📄 internal_statements.sql(1.58 KB)
📄 io.c(182.6 KB)
📄 iter.c(3.84 KB)
📄 libsvn_subr.pc.in(515 B)
📄 lock.c(1.69 KB)
📄 log.c(14 KB)
📁 lz4
📄 macos_keychain.c(9.7 KB)
📄 magic.c(5.25 KB)
📄 md5.c(1.8 KB)
📄 mergeinfo.c(89.24 KB)
📄 mutex.c(3.06 KB)
📄 nls.c(3.06 KB)
📄 object_pool.c(9.76 KB)
📄 opt.c(39.34 KB)
📄 opt.h(1.89 KB)
📄 packed_data.c(33.43 KB)
📄 path.c(35.99 KB)
📄 pool.c(4.35 KB)
📄 pools.h(1.45 KB)
📄 prefix_string.c(10.65 KB)
📄 prompt.c(28.82 KB)
📄 properties.c(13.59 KB)
📄 quoprint.c(8.96 KB)
📄 root_pools.c(3.15 KB)
📄 simple_providers.c(25.54 KB)
📄 skel.c(23.04 KB)
📄 sorts.c(15.9 KB)
📄 spillbuf.c(19.78 KB)
📄 sqlite.c(49.68 KB)
📄 sqlite3wrapper.c(3.16 KB)
📄 ssl_client_cert_providers.c(6.66 KB)
📄 ssl_client_cert_pw_providers.c(18.93 KB)
📄 ssl_server_trust_providers.c(7.77 KB)
📄 stream.c(65.69 KB)
📄 string.c(40.2 KB)
📄 subst.c(67.57 KB)
📄 sysinfo.c(43.67 KB)
📄 sysinfo.h(2.58 KB)
📄 target.c(11.58 KB)
📄 temp_serializer.c(14.02 KB)
📄 time.c(9.08 KB)
📄 token.c(2.58 KB)
📄 types.c(9.43 KB)
📄 user.c(2.66 KB)
📄 username_providers.c(9.2 KB)
📄 utf.c(40.38 KB)
📁 utf8proc
📄 utf8proc.c(20.71 KB)
📄 utf_validate.c(13.3 KB)
📄 utf_width.c(10.85 KB)
📄 validate.c(3.35 KB)
📄 version.c(9.89 KB)
📄 win32_crashrpt.c(25.06 KB)
📄 win32_crashrpt.h(1.35 KB)
📄 win32_crashrpt_dll.h(4 KB)
📄 win32_crypto.c(18.12 KB)
📄 win32_xlate.c(7.3 KB)
📄 win32_xlate.h(2.11 KB)
📄 x509.h(3.75 KB)
📄 x509info.c(9.53 KB)
📄 x509parse.c(35.77 KB)
📄 xml.c(20.01 KB)

Editing: dso.c

/*
 * ====================================================================
 *    Licensed to the Apache Software Foundation (ASF) under one
 *    or more contributor license agreements.  See the NOTICE file
 *    distributed with this work for additional information
 *    regarding copyright ownership.  The ASF licenses this file
 *    to you under the Apache License, Version 2.0 (the
 *    "License"); you may not use this file except in compliance
 *    with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing,
 *    software distributed under the License is distributed on an
 *    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *    KIND, either express or implied.  See the License for the
 *    specific language governing permissions and limitations
 *    under the License.
 * ====================================================================
 */

#include <apr_hash.h>

#include "svn_hash.h"
#include "svn_dso.h"
#include "svn_pools.h"
#include "svn_private_config.h"

#include "private/svn_mutex.h"
#include "private/svn_atomic.h"
#include "private/svn_subr_private.h"

/* A mutex to protect our global pool and cache. */
static svn_mutex__t *dso_mutex = NULL;

/* Global pool to allocate DSOs in. */
static apr_pool_t *dso_pool;

/* Global cache for storing DSO objects. */
static apr_hash_t *dso_cache;

/* Just an arbitrary location in memory... */
static int not_there_sentinel;

static volatile svn_atomic_t atomic_init_status = 0;

/* A specific value we store in the dso_cache to indicate that the
   library wasn't found.  This keeps us from allocating extra memory
   from dso_pool when trying to find libraries we already know aren't
   there.  */
#define NOT_THERE ((void *) &not_there_sentinel)

static svn_error_t *
atomic_init_func(void *baton,
                 apr_pool_t *pool)
{
  dso_pool = svn_pool_create(NULL);

SVN_ERR(svn_mutex__init(&dso_mutex, TRUE, dso_pool));

dso_cache = apr_hash_make(dso_pool);
  return SVN_NO_ERROR;
}

svn_error_t *
svn_dso_initialize2(void)
{
  SVN_ERR(svn_atomic__init_once(&atomic_init_status, atomic_init_func,
                                NULL, NULL));

return SVN_NO_ERROR;
}

#if APR_HAS_DSO
static svn_error_t *
svn_dso_load_internal(apr_dso_handle_t **dso, const char *fname)
{
  *dso = svn_hash_gets(dso_cache, fname);

/* First check to see if we've been through this before...  We do this
     to avoid calling apr_dso_load multiple times for a given library,
     which would result in wasting small amounts of memory each time. */
  if (*dso == NOT_THERE)
    {
      *dso = NULL;
      return SVN_NO_ERROR;
    }

/* If we got nothing back from the cache, try and load the library. */
  if (! *dso)
    {
      apr_status_t status = apr_dso_load(dso, fname, dso_pool);
      if (status)
        {
#ifdef SVN_DEBUG_DSO
          char buf[1024];
          fprintf(stderr,
                  "Dynamic loading of '%s' failed with the following error:\n%s\n",
                  fname,
                  apr_dso_error(*dso, buf, 1024));
#endif
          *dso = NULL;

/* It wasn't found, so set the special "we didn't find it" value. */
          svn_hash_sets(dso_cache, apr_pstrdup(dso_pool, fname), NOT_THERE);

return SVN_NO_ERROR;
        }

/* Stash the dso so we can use it next time. */
      svn_hash_sets(dso_cache, apr_pstrdup(dso_pool, fname), *dso);
    }

return SVN_NO_ERROR;
}

svn_error_t *
svn_dso_load(apr_dso_handle_t **dso, const char *fname)
{
  SVN_ERR(svn_dso_initialize2());

SVN_MUTEX__WITH_LOCK(dso_mutex, svn_dso_load_internal(dso, fname));

return SVN_NO_ERROR;
}

apr_pool_t *
svn_dso__pool(void)
{
  return dso_pool;
}

#endif /* APR_HAS_DSO */

003 File Manager

Editing: dso.c

Upload File

Create Folder