1/* 2 * cat-cmd.c -- Print the content of a file or URL. 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_client.h" 32#include "svn_error.h" 33#include "svn_opt.h" 34#include "cl.h" 35 36#include "svn_private_config.h" 37 38 39/*** Code. ***/ 40 41/* This implements the `svn_opt_subcommand_t' interface. */ 42svn_error_t * 43svn_cl__cat(apr_getopt_t *os, 44 void *baton, 45 apr_pool_t *pool) 46{ 47 svn_cl__opt_state_t *opt_state = ((svn_cl__cmd_baton_t *) baton)->opt_state; 48 svn_client_ctx_t *ctx = ((svn_cl__cmd_baton_t *) baton)->ctx; 49 apr_array_header_t *targets; 50 int i; 51 svn_stream_t *out; 52 apr_pool_t *subpool = svn_pool_create(pool); 53 apr_array_header_t *errors = apr_array_make(pool, 0, sizeof(apr_status_t)); 54 svn_error_t *err; 55 56 SVN_ERR(svn_cl__args_to_target_array_print_reserved(&targets, os, 57 opt_state->targets, 58 ctx, FALSE, pool)); 59 60 /* Cat cannot operate on an implicit '.' so a filename is required */ 61 if (! targets->nelts) 62 return svn_error_create(SVN_ERR_CL_INSUFFICIENT_ARGS, 0, NULL); 63 64 SVN_ERR(svn_stream_for_stdout(&out, pool)); 65 66 for (i = 0; i < targets->nelts; i++) 67 { 68 const char *target = APR_ARRAY_IDX(targets, i, const char *); 69 const char *truepath; 70 svn_opt_revision_t peg_revision; 71 72 svn_pool_clear(subpool); 73 SVN_ERR(svn_cl__check_cancel(ctx->cancel_baton)); 74 75 /* Get peg revisions. */ 76 SVN_ERR(svn_opt_parse_path(&peg_revision, &truepath, target, 77 subpool)); 78 79 SVN_ERR(svn_cl__try(svn_client_cat2(out, truepath, &peg_revision, 80 &(opt_state->start_revision), 81 ctx, subpool), 82 errors, opt_state->quiet, 83 SVN_ERR_UNVERSIONED_RESOURCE, 84 SVN_ERR_ENTRY_NOT_FOUND, 85 SVN_ERR_CLIENT_IS_DIRECTORY, 86 SVN_ERR_FS_NOT_FOUND, 87 SVN_NO_ERROR)); 88 } 89 svn_pool_destroy(subpool); 90 91 if (errors->nelts > 0) 92 { 93 err = svn_error_create(SVN_ERR_ILLEGAL_TARGET, NULL, NULL); 94 95 for (i = 0; i < errors->nelts; i++) 96 { 97 apr_status_t status = APR_ARRAY_IDX(errors, i, apr_status_t); 98 99 if (status == SVN_ERR_ENTRY_NOT_FOUND || 100 status == SVN_ERR_FS_NOT_FOUND) 101 err = svn_error_quick_wrap(err, 102 _("Could not cat all targets because " 103 "some targets don't exist")); 104 else if (status == SVN_ERR_UNVERSIONED_RESOURCE) 105 err = svn_error_quick_wrap(err, 106 _("Could not cat all targets because " 107 "some targets are not versioned")); 108 else if (status == SVN_ERR_CLIENT_IS_DIRECTORY) 109 err = svn_error_quick_wrap(err, 110 _("Could not cat all targets because " 111 "some targets are directories")); 112 } 113 114 return svn_error_trace(err); 115 } 116 117 return SVN_NO_ERROR; 118} 119