diff options
Diffstat (limited to 'subversion/svnbench/null-blame-cmd.c')
| -rw-r--r-- | subversion/svnbench/null-blame-cmd.c | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/subversion/svnbench/null-blame-cmd.c b/subversion/svnbench/null-blame-cmd.c new file mode 100644 index 0000000..74d87dc --- /dev/null +++ b/subversion/svnbench/null-blame-cmd.c @@ -0,0 +1,276 @@ +/* + * null-blame-cmd.c -- Subversion export command + * + * ==================================================================== + * 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_client.h" +#include "svn_cmdline.h" +#include "svn_error.h" +#include "svn_dirent_uri.h" +#include "svn_path.h" +#include "svn_pools.h" +#include "svn_sorts.h" +#include "cl.h" + +#include "svn_private_config.h" +#include "private/svn_string_private.h" +#include "private/svn_client_private.h" + +struct file_rev_baton { + apr_int64_t byte_count; + apr_int64_t delta_count; + apr_int64_t rev_count; +}; + +/* Implements svn_txdelta_window_handler_t */ +static svn_error_t * +delta_handler(svn_txdelta_window_t *window, void *baton) +{ + struct file_rev_baton *frb = baton; + + if (window != NULL) + frb->byte_count += window->tview_len; + + return SVN_NO_ERROR; +} + +/* Implementes svn_file_rev_handler_t */ +static svn_error_t * +file_rev_handler(void *baton, const char *path, svn_revnum_t revnum, + apr_hash_t *rev_props, + svn_boolean_t merged_revision, + svn_txdelta_window_handler_t *content_delta_handler, + void **content_delta_baton, + apr_array_header_t *prop_diffs, + apr_pool_t *pool) +{ + struct file_rev_baton *frb = baton; + + frb->rev_count++; + + if (content_delta_handler) + { + *content_delta_handler = delta_handler; + *content_delta_baton = baton; + frb->delta_count++; + } + + return SVN_NO_ERROR; +} + +static svn_error_t * +bench_null_blame(const char *target, + const svn_opt_revision_t *peg_revision, + const svn_opt_revision_t *start, + const svn_opt_revision_t *end, + svn_boolean_t include_merged_revisions, + svn_boolean_t quiet, + svn_client_ctx_t *ctx, + apr_pool_t *pool) +{ + struct file_rev_baton frb = { 0, 0, 0}; + svn_ra_session_t *ra_session; + svn_revnum_t start_revnum, end_revnum; + svn_boolean_t backwards; + const char *target_abspath_or_url; + + if (start->kind == svn_opt_revision_unspecified + || end->kind == svn_opt_revision_unspecified) + return svn_error_create + (SVN_ERR_CLIENT_BAD_REVISION, NULL, NULL); + + if (svn_path_is_url(target)) + target_abspath_or_url = target; + else + SVN_ERR(svn_dirent_get_absolute(&target_abspath_or_url, target, pool)); + + + /* Get an RA plugin for this filesystem object. */ + SVN_ERR(svn_client__ra_session_from_path2(&ra_session, NULL, + target, NULL, peg_revision, + peg_revision, + ctx, pool)); + + SVN_ERR(svn_client__get_revision_number(&start_revnum, NULL, ctx->wc_ctx, + target_abspath_or_url, ra_session, + start, pool)); + + SVN_ERR(svn_client__get_revision_number(&end_revnum, NULL, ctx->wc_ctx, + target_abspath_or_url, ra_session, + end, pool)); + + { + svn_client__pathrev_t *loc; + svn_opt_revision_t younger_end; + younger_end.kind = svn_opt_revision_number; + younger_end.value.number = MAX(start_revnum, end_revnum); + + SVN_ERR(svn_client__resolve_rev_and_url(&loc, ra_session, + target, peg_revision, + &younger_end, + ctx, pool)); + + /* Make the session point to the real URL. */ + SVN_ERR(svn_ra_reparent(ra_session, loc->url, pool)); + } + + backwards = (start_revnum > end_revnum); + + /* Collect all blame information. + We need to ensure that we get one revision before the start_rev, + if available so that we can know what was actually changed in the start + revision. */ + SVN_ERR(svn_ra_get_file_revs2(ra_session, "", + backwards ? start_revnum + : MAX(0, start_revnum-1), + end_revnum, + include_merged_revisions, + file_rev_handler, &frb, pool)); + + if (!quiet) + SVN_ERR(svn_cmdline_printf(pool, + _("%15s revisions\n" + "%15s deltas\n" + "%15s bytes in deltas\n"), + svn__ui64toa_sep(frb.rev_count, ',', pool), + svn__ui64toa_sep(frb.delta_count, ',', pool), + svn__ui64toa_sep(frb.byte_count, ',', pool))); + + return SVN_NO_ERROR; +} + + +/* This implements the `svn_opt_subcommand_t' interface. */ +svn_error_t * +svn_cl__null_blame(apr_getopt_t *os, + void *baton, + apr_pool_t *pool) +{ + svn_cl__opt_state_t *opt_state = ((svn_cl__cmd_baton_t *) baton)->opt_state; + svn_client_ctx_t *ctx = ((svn_cl__cmd_baton_t *) baton)->ctx; + apr_pool_t *iterpool; + apr_array_header_t *targets; + int i; + svn_boolean_t end_revision_unspecified = FALSE; + svn_boolean_t seen_nonexistent_target = FALSE; + + SVN_ERR(svn_cl__args_to_target_array_print_reserved(&targets, os, + opt_state->targets, + ctx, FALSE, pool)); + + /* Blame needs a file on which to operate. */ + if (! targets->nelts) + return svn_error_create(SVN_ERR_CL_INSUFFICIENT_ARGS, 0, NULL); + + if (opt_state->end_revision.kind == svn_opt_revision_unspecified) + { + if (opt_state->start_revision.kind != svn_opt_revision_unspecified) + { + /* In the case that -rX was specified, we actually want to set the + range to be -r1:X. */ + + opt_state->end_revision = opt_state->start_revision; + opt_state->start_revision.kind = svn_opt_revision_number; + opt_state->start_revision.value.number = 1; + } + else + end_revision_unspecified = TRUE; + } + + if (opt_state->start_revision.kind == svn_opt_revision_unspecified) + { + opt_state->start_revision.kind = svn_opt_revision_number; + opt_state->start_revision.value.number = 1; + } + + /* The final conclusion from issue #2431 is that blame info + is client output (unlike 'svn cat' which plainly cats the file), + so the EOL style should be the platform local one. + */ + iterpool = svn_pool_create(pool); + + for (i = 0; i < targets->nelts; i++) + { + svn_error_t *err; + const char *target = APR_ARRAY_IDX(targets, i, const char *); + const char *parsed_path; + svn_opt_revision_t peg_revision; + + svn_pool_clear(iterpool); + SVN_ERR(svn_cl__check_cancel(ctx->cancel_baton)); + + /* Check for a peg revision. */ + SVN_ERR(svn_opt_parse_path(&peg_revision, &parsed_path, target, + iterpool)); + + if (end_revision_unspecified) + { + if (peg_revision.kind != svn_opt_revision_unspecified) + opt_state->end_revision = peg_revision; + else if (svn_path_is_url(target)) + opt_state->end_revision.kind = svn_opt_revision_head; + else + opt_state->end_revision.kind = svn_opt_revision_working; + } + + err = bench_null_blame(parsed_path, + &peg_revision, + &opt_state->start_revision, + &opt_state->end_revision, + opt_state->use_merge_history, + opt_state->quiet, + ctx, + iterpool); + + if (err) + { + if (err->apr_err == SVN_ERR_WC_PATH_NOT_FOUND || + err->apr_err == SVN_ERR_ENTRY_NOT_FOUND || + err->apr_err == SVN_ERR_FS_NOT_FILE || + err->apr_err == SVN_ERR_FS_NOT_FOUND) + { + svn_handle_warning2(stderr, err, "svn: "); + svn_error_clear(err); + err = NULL; + seen_nonexistent_target = TRUE; + } + else + { + return svn_error_trace(err); + } + } + } + svn_pool_destroy(iterpool); + + if (seen_nonexistent_target) + return svn_error_create( + SVN_ERR_ILLEGAL_TARGET, NULL, + _("Could not perform blame on all targets because some " + "targets don't exist")); + else + return SVN_NO_ERROR; +} |