1/* 2 * revert.c: wrapper around wc revert 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_path.h" 31#include "svn_wc.h" 32#include "svn_client.h" 33#include "svn_dirent_uri.h" 34#include "svn_hash.h" 35#include "svn_pools.h" 36#include "svn_error.h" 37#include "svn_time.h" 38#include "svn_config.h" 39#include "client.h" 40#include "private/svn_wc_private.h" 41 42#include "svn_private_config.h" 43 44 45/*** Code. ***/ 46 47struct revert_with_write_lock_baton { 48 const char *local_abspath; 49 svn_depth_t depth; 50 svn_boolean_t use_commit_times; 51 const apr_array_header_t *changelists; 52 svn_boolean_t clear_changelists; 53 svn_boolean_t metadata_only; 54 svn_client_ctx_t *ctx; 55}; 56 57/* (Note: All arguments are in the baton above.) 58 59 Attempt to revert LOCAL_ABSPATH. 60 61 If DEPTH is svn_depth_empty, revert just the properties on the 62 directory; else if svn_depth_files, revert the properties and any 63 files immediately under the directory; else if 64 svn_depth_immediates, revert all of the preceding plus properties 65 on immediate subdirectories; else if svn_depth_infinity, revert 66 path and everything under it fully recursively. 67 68 CHANGELISTS is an array of const char * changelist names, used as a 69 restrictive filter on items reverted; that is, don't revert any 70 item unless it's a member of one of those changelists. If 71 CHANGELISTS is empty (or altogether NULL), no changelist filtering occurs. 72 73 Consult CTX to determine whether or not to revert timestamp to the 74 time of last commit ('use-commit-times = yes'). 75 76 If PATH is unversioned, return SVN_ERR_UNVERSIONED_RESOURCE. */ 77static svn_error_t * 78revert(void *baton, apr_pool_t *result_pool, apr_pool_t *scratch_pool) 79{ 80 struct revert_with_write_lock_baton *b = baton; 81 svn_error_t *err; 82 83 err = svn_wc_revert5(b->ctx->wc_ctx, 84 b->local_abspath, 85 b->depth, 86 b->use_commit_times, 87 b->changelists, 88 b->clear_changelists, 89 b->metadata_only, 90 b->ctx->cancel_func, b->ctx->cancel_baton, 91 b->ctx->notify_func2, b->ctx->notify_baton2, 92 scratch_pool); 93 94 if (err) 95 { 96 /* If target isn't versioned, just send a 'skip' 97 notification and move on. */ 98 if (err->apr_err == SVN_ERR_ENTRY_NOT_FOUND 99 || err->apr_err == SVN_ERR_UNVERSIONED_RESOURCE 100 || err->apr_err == SVN_ERR_WC_PATH_NOT_FOUND) 101 { 102 if (b->ctx->notify_func2) 103 { 104 svn_wc_notify_t *notify; 105 106 notify = svn_wc_create_notify(b->local_abspath, 107 svn_wc_notify_skip, 108 scratch_pool); 109 110 notify->err = err; 111 112 b->ctx->notify_func2(b->ctx->notify_baton2, 113 notify, scratch_pool); 114 } 115 svn_error_clear(err); 116 } 117 else 118 return svn_error_trace(err); 119 } 120 121 return SVN_NO_ERROR; 122} 123 124 125svn_error_t * 126svn_client_revert3(const apr_array_header_t *paths, 127 svn_depth_t depth, 128 const apr_array_header_t *changelists, 129 svn_boolean_t clear_changelists, 130 svn_boolean_t metadata_only, 131 svn_client_ctx_t *ctx, 132 apr_pool_t *pool) 133{ 134 apr_pool_t *iterpool; 135 svn_error_t *err = SVN_NO_ERROR; 136 int i; 137 svn_config_t *cfg; 138 svn_boolean_t use_commit_times; 139 struct revert_with_write_lock_baton baton; 140 141 /* Don't even attempt to modify the working copy if any of the 142 * targets look like URLs. URLs are invalid input. */ 143 for (i = 0; i < paths->nelts; i++) 144 { 145 const char *path = APR_ARRAY_IDX(paths, i, const char *); 146 147 if (svn_path_is_url(path)) 148 return svn_error_createf(SVN_ERR_ILLEGAL_TARGET, NULL, 149 _("'%s' is not a local path"), path); 150 } 151 152 cfg = ctx->config 153 ? svn_hash_gets(ctx->config, SVN_CONFIG_CATEGORY_CONFIG) 154 : NULL; 155 156 SVN_ERR(svn_config_get_bool(cfg, &use_commit_times, 157 SVN_CONFIG_SECTION_MISCELLANY, 158 SVN_CONFIG_OPTION_USE_COMMIT_TIMES, 159 FALSE)); 160 161 iterpool = svn_pool_create(pool); 162 163 for (i = 0; i < paths->nelts; i++) 164 { 165 const char *path = APR_ARRAY_IDX(paths, i, const char *); 166 const char *local_abspath, *lock_target; 167 svn_boolean_t wc_root; 168 169 svn_pool_clear(iterpool); 170 171 /* See if we've been asked to cancel this operation. */ 172 if ((ctx->cancel_func) 173 && ((err = ctx->cancel_func(ctx->cancel_baton)))) 174 goto errorful; 175 176 err = svn_dirent_get_absolute(&local_abspath, path, iterpool); 177 if (err) 178 goto errorful; 179 180 baton.local_abspath = local_abspath; 181 baton.depth = depth; 182 baton.use_commit_times = use_commit_times; 183 baton.changelists = changelists; 184 baton.clear_changelists = clear_changelists; 185 baton.metadata_only = metadata_only; 186 baton.ctx = ctx; 187 188 err = svn_wc__is_wcroot(&wc_root, ctx->wc_ctx, local_abspath, iterpool); 189 if (err) 190 goto errorful; 191 lock_target = wc_root ? local_abspath 192 : svn_dirent_dirname(local_abspath, pool); 193 err = svn_wc__call_with_write_lock(revert, &baton, ctx->wc_ctx, 194 lock_target, FALSE, 195 iterpool, iterpool); 196 if (err) 197 goto errorful; 198 } 199 200 errorful: 201 202 { 203 /* Sleep to ensure timestamp integrity. */ 204 const char *sleep_path = NULL; 205 206 /* Only specify a path if we are certain all paths are on the 207 same filesystem */ 208 if (paths->nelts == 1) 209 sleep_path = APR_ARRAY_IDX(paths, 0, const char *); 210 211 svn_io_sleep_for_timestamps(sleep_path, iterpool); 212 } 213 214 svn_pool_destroy(iterpool); 215 216 return svn_error_trace(err); 217} 218