1/* 2 * checkout.c: wrappers around wc checkout functionality 3 * 4 * ==================================================================== 5 * Licensed to the Apache Software Foundation (ASF) under one 6 * or more contributor license agreements. See the NOTICE file 7 * distributed with this work for additional information 8 * regarding copyright ownership. The ASF licenses this file 9 * to you under the Apache License, Version 2.0 (the 10 * "License"); you may not use this file except in compliance 11 * with the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, 16 * software distributed under the License is distributed on an 17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 18 * KIND, either express or implied. See the License for the 19 * specific language governing permissions and limitations 20 * under the License. 21 * ==================================================================== 22 */ 23 24/* ==================================================================== */ 25 26 27 28/*** Includes. ***/ 29 30#include "svn_pools.h" 31#include "svn_wc.h" 32#include "svn_client.h" 33#include "svn_ra.h" 34#include "svn_types.h" 35#include "svn_error.h" 36#include "svn_dirent_uri.h" 37#include "svn_path.h" 38#include "svn_io.h" 39#include "svn_opt.h" 40#include "svn_time.h" 41#include "client.h" 42 43#include "private/svn_wc_private.h" 44 45#include "svn_private_config.h" 46 47 48/*** Public Interfaces. ***/ 49 50static svn_error_t * 51initialize_area(const char *local_abspath, 52 const svn_client__pathrev_t *pathrev, 53 svn_depth_t depth, 54 svn_client_ctx_t *ctx, 55 apr_pool_t *pool) 56{ 57 if (depth == svn_depth_unknown) 58 depth = svn_depth_infinity; 59 60 /* Make the unversioned directory into a versioned one. */ 61 SVN_ERR(svn_wc_ensure_adm4(ctx->wc_ctx, local_abspath, pathrev->url, 62 pathrev->repos_root_url, pathrev->repos_uuid, 63 pathrev->rev, depth, pool)); 64 return SVN_NO_ERROR; 65} 66 67 68svn_error_t * 69svn_client__checkout_internal(svn_revnum_t *result_rev, 70 const char *url, 71 const char *local_abspath, 72 const svn_opt_revision_t *peg_revision, 73 const svn_opt_revision_t *revision, 74 svn_depth_t depth, 75 svn_boolean_t ignore_externals, 76 svn_boolean_t allow_unver_obstructions, 77 svn_boolean_t *timestamp_sleep, 78 svn_client_ctx_t *ctx, 79 apr_pool_t *pool) 80{ 81 svn_node_kind_t kind; 82 apr_pool_t *session_pool = svn_pool_create(pool); 83 svn_ra_session_t *ra_session; 84 svn_client__pathrev_t *pathrev; 85 86 /* Sanity check. Without these, the checkout is meaningless. */ 87 SVN_ERR_ASSERT(local_abspath != NULL); 88 SVN_ERR_ASSERT(svn_uri_is_canonical(url, pool)); 89 SVN_ERR_ASSERT(svn_dirent_is_absolute(local_abspath)); 90 91 /* Fulfill the docstring promise of svn_client_checkout: */ 92 if ((revision->kind != svn_opt_revision_number) 93 && (revision->kind != svn_opt_revision_date) 94 && (revision->kind != svn_opt_revision_head)) 95 return svn_error_create(SVN_ERR_CLIENT_BAD_REVISION, NULL, NULL); 96 97 /* Get the RA connection. */ 98 SVN_ERR(svn_client__ra_session_from_path2(&ra_session, &pathrev, 99 url, NULL, peg_revision, revision, 100 ctx, session_pool)); 101 102 pathrev = svn_client__pathrev_dup(pathrev, pool); 103 SVN_ERR(svn_ra_check_path(ra_session, "", pathrev->rev, &kind, pool)); 104 105 svn_pool_destroy(session_pool); 106 107 if (kind == svn_node_none) 108 return svn_error_createf(SVN_ERR_RA_ILLEGAL_URL, NULL, 109 _("URL '%s' doesn't exist"), pathrev->url); 110 else if (kind == svn_node_file) 111 return svn_error_createf 112 (SVN_ERR_UNSUPPORTED_FEATURE , NULL, 113 _("URL '%s' refers to a file, not a directory"), pathrev->url); 114 115 SVN_ERR(svn_io_check_path(local_abspath, &kind, pool)); 116 117 if (kind == svn_node_none) 118 { 119 /* Bootstrap: create an incomplete working-copy root dir. Its 120 entries file should only have an entry for THIS_DIR with a 121 URL, revnum, and an 'incomplete' flag. */ 122 SVN_ERR(svn_io_make_dir_recursively(local_abspath, pool)); 123 SVN_ERR(initialize_area(local_abspath, pathrev, depth, ctx, pool)); 124 } 125 else if (kind == svn_node_dir) 126 { 127 int wc_format; 128 const char *entry_url; 129 130 SVN_ERR(svn_wc_check_wc2(&wc_format, ctx->wc_ctx, local_abspath, pool)); 131 if (! wc_format) 132 { 133 SVN_ERR(initialize_area(local_abspath, pathrev, depth, ctx, pool)); 134 } 135 else 136 { 137 /* Get PATH's URL. */ 138 SVN_ERR(svn_wc__node_get_url(&entry_url, ctx->wc_ctx, local_abspath, 139 pool, pool)); 140 141 /* If PATH's existing URL matches the incoming one, then 142 just update. This allows 'svn co' to restart an 143 interrupted checkout. Otherwise bail out. */ 144 if (strcmp(entry_url, pathrev->url) != 0) 145 return svn_error_createf( 146 SVN_ERR_WC_OBSTRUCTED_UPDATE, NULL, 147 _("'%s' is already a working copy for a" 148 " different URL"), 149 svn_dirent_local_style(local_abspath, pool)); 150 } 151 } 152 else 153 { 154 return svn_error_createf(SVN_ERR_WC_NODE_KIND_CHANGE, NULL, 155 _("'%s' already exists and is not a directory"), 156 svn_dirent_local_style(local_abspath, pool)); 157 } 158 159 /* Have update fix the incompleteness. */ 160 SVN_ERR(svn_client__update_internal(result_rev, local_abspath, 161 revision, depth, TRUE, 162 ignore_externals, 163 allow_unver_obstructions, 164 TRUE /* adds_as_modification */, 165 FALSE, FALSE, 166 timestamp_sleep, ctx, pool)); 167 168 return SVN_NO_ERROR; 169} 170 171svn_error_t * 172svn_client_checkout3(svn_revnum_t *result_rev, 173 const char *URL, 174 const char *path, 175 const svn_opt_revision_t *peg_revision, 176 const svn_opt_revision_t *revision, 177 svn_depth_t depth, 178 svn_boolean_t ignore_externals, 179 svn_boolean_t allow_unver_obstructions, 180 svn_client_ctx_t *ctx, 181 apr_pool_t *pool) 182{ 183 const char *local_abspath; 184 svn_error_t *err; 185 svn_boolean_t sleep_here = FALSE; 186 187 SVN_ERR(svn_dirent_get_absolute(&local_abspath, path, pool)); 188 189 err = svn_client__checkout_internal(result_rev, URL, local_abspath, 190 peg_revision, revision, depth, 191 ignore_externals, 192 allow_unver_obstructions, &sleep_here, 193 ctx, pool); 194 if (sleep_here) 195 svn_io_sleep_for_timestamps(local_abspath, pool); 196 197 return svn_error_trace(err); 198} 199