diff options
Diffstat (limited to 'subversion/libsvn_client/checkout.c')
| -rw-r--r-- | subversion/libsvn_client/checkout.c | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/subversion/libsvn_client/checkout.c b/subversion/libsvn_client/checkout.c new file mode 100644 index 000000000000..41be776f16e2 --- /dev/null +++ b/subversion/libsvn_client/checkout.c @@ -0,0 +1,198 @@ +/* + * checkout.c: wrappers around wc checkout functionality + * + * ==================================================================== + * 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. + * ==================================================================== + */ + +/* ==================================================================== */ + + + +/*** Includes. ***/ + +#include "svn_pools.h" +#include "svn_wc.h" +#include "svn_client.h" +#include "svn_ra.h" +#include "svn_types.h" +#include "svn_error.h" +#include "svn_dirent_uri.h" +#include "svn_path.h" +#include "svn_io.h" +#include "svn_opt.h" +#include "svn_time.h" +#include "client.h" + +#include "private/svn_wc_private.h" + +#include "svn_private_config.h" + + +/*** Public Interfaces. ***/ + +static svn_error_t * +initialize_area(const char *local_abspath, + const svn_client__pathrev_t *pathrev, + svn_depth_t depth, + svn_client_ctx_t *ctx, + apr_pool_t *pool) +{ + if (depth == svn_depth_unknown) + depth = svn_depth_infinity; + + /* Make the unversioned directory into a versioned one. */ + SVN_ERR(svn_wc_ensure_adm4(ctx->wc_ctx, local_abspath, pathrev->url, + pathrev->repos_root_url, pathrev->repos_uuid, + pathrev->rev, depth, pool)); + return SVN_NO_ERROR; +} + + +svn_error_t * +svn_client__checkout_internal(svn_revnum_t *result_rev, + const char *url, + const char *local_abspath, + const svn_opt_revision_t *peg_revision, + const svn_opt_revision_t *revision, + svn_depth_t depth, + svn_boolean_t ignore_externals, + svn_boolean_t allow_unver_obstructions, + svn_boolean_t *timestamp_sleep, + svn_client_ctx_t *ctx, + apr_pool_t *pool) +{ + svn_node_kind_t kind; + apr_pool_t *session_pool = svn_pool_create(pool); + svn_ra_session_t *ra_session; + svn_client__pathrev_t *pathrev; + + /* Sanity check. Without these, the checkout is meaningless. */ + SVN_ERR_ASSERT(local_abspath != NULL); + SVN_ERR_ASSERT(svn_uri_is_canonical(url, pool)); + SVN_ERR_ASSERT(svn_dirent_is_absolute(local_abspath)); + + /* Fulfill the docstring promise of svn_client_checkout: */ + if ((revision->kind != svn_opt_revision_number) + && (revision->kind != svn_opt_revision_date) + && (revision->kind != svn_opt_revision_head)) + return svn_error_create(SVN_ERR_CLIENT_BAD_REVISION, NULL, NULL); + + /* Get the RA connection. */ + SVN_ERR(svn_client__ra_session_from_path2(&ra_session, &pathrev, + url, NULL, peg_revision, revision, + ctx, session_pool)); + + pathrev = svn_client__pathrev_dup(pathrev, pool); + SVN_ERR(svn_ra_check_path(ra_session, "", pathrev->rev, &kind, pool)); + + svn_pool_destroy(session_pool); + + if (kind == svn_node_none) + return svn_error_createf(SVN_ERR_RA_ILLEGAL_URL, NULL, + _("URL '%s' doesn't exist"), pathrev->url); + else if (kind == svn_node_file) + return svn_error_createf + (SVN_ERR_UNSUPPORTED_FEATURE , NULL, + _("URL '%s' refers to a file, not a directory"), pathrev->url); + + SVN_ERR(svn_io_check_path(local_abspath, &kind, pool)); + + if (kind == svn_node_none) + { + /* Bootstrap: create an incomplete working-copy root dir. Its + entries file should only have an entry for THIS_DIR with a + URL, revnum, and an 'incomplete' flag. */ + SVN_ERR(svn_io_make_dir_recursively(local_abspath, pool)); + SVN_ERR(initialize_area(local_abspath, pathrev, depth, ctx, pool)); + } + else if (kind == svn_node_dir) + { + int wc_format; + const char *entry_url; + + SVN_ERR(svn_wc_check_wc2(&wc_format, ctx->wc_ctx, local_abspath, pool)); + if (! wc_format) + { + SVN_ERR(initialize_area(local_abspath, pathrev, depth, ctx, pool)); + } + else + { + /* Get PATH's URL. */ + SVN_ERR(svn_wc__node_get_url(&entry_url, ctx->wc_ctx, local_abspath, + pool, pool)); + + /* If PATH's existing URL matches the incoming one, then + just update. This allows 'svn co' to restart an + interrupted checkout. Otherwise bail out. */ + if (strcmp(entry_url, pathrev->url) != 0) + return svn_error_createf( + SVN_ERR_WC_OBSTRUCTED_UPDATE, NULL, + _("'%s' is already a working copy for a" + " different URL"), + svn_dirent_local_style(local_abspath, pool)); + } + } + else + { + return svn_error_createf(SVN_ERR_WC_NODE_KIND_CHANGE, NULL, + _("'%s' already exists and is not a directory"), + svn_dirent_local_style(local_abspath, pool)); + } + + /* Have update fix the incompleteness. */ + SVN_ERR(svn_client__update_internal(result_rev, local_abspath, + revision, depth, TRUE, + ignore_externals, + allow_unver_obstructions, + TRUE /* adds_as_modification */, + FALSE, FALSE, + timestamp_sleep, ctx, pool)); + + return SVN_NO_ERROR; +} + +svn_error_t * +svn_client_checkout3(svn_revnum_t *result_rev, + const char *URL, + const char *path, + const svn_opt_revision_t *peg_revision, + const svn_opt_revision_t *revision, + svn_depth_t depth, + svn_boolean_t ignore_externals, + svn_boolean_t allow_unver_obstructions, + svn_client_ctx_t *ctx, + apr_pool_t *pool) +{ + const char *local_abspath; + svn_error_t *err; + svn_boolean_t sleep_here = FALSE; + + SVN_ERR(svn_dirent_get_absolute(&local_abspath, path, pool)); + + err = svn_client__checkout_internal(result_rev, URL, local_abspath, + peg_revision, revision, depth, + ignore_externals, + allow_unver_obstructions, &sleep_here, + ctx, pool); + if (sleep_here) + svn_io_sleep_for_timestamps(local_abspath, pool); + + return svn_error_trace(err); +} |