From: Junio C Hamano Date: Tue, 11 Sep 2012 17:53:40 +0000 (-0700) Subject: Merge branch 'tr/void-diff-setup-done' into maint-1.7.11 X-Git-Tag: v1.7.11.6~12 X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/738c2187604756fea3901554a49f9137e02ed0ef?ds=inline;hp=-c Merge branch 'tr/void-diff-setup-done' into maint-1.7.11 * tr/void-diff-setup-done: diff_setup_done(): return void --- 738c2187604756fea3901554a49f9137e02ed0ef diff --combined builtin/blame.c index a9705d06a5,c0e26a0b17..cad4111a36 --- a/builtin/blame.c +++ b/builtin/blame.c @@@ -88,20 -88,6 +88,20 @@@ struct origin char path[FLEX_ARRAY]; }; +static int diff_hunks(mmfile_t *file_a, mmfile_t *file_b, long ctxlen, + xdl_emit_hunk_consume_func_t hunk_func, void *cb_data) +{ + xpparam_t xpp = {0}; + xdemitconf_t xecfg = {0}; + xdemitcb_t ecb = {NULL}; + + xpp.flags = xdl_opts; + xecfg.ctxlen = ctxlen; + xecfg.hunk_func = hunk_func; + ecb.priv = cb_data; + return xdi_diff(file_a, file_b, &xpp, &xecfg, &ecb); +} + /* * Prepare diff_filespec and convert it using diff textconv API * if the textconv driver exists. @@@ -110,7 -96,6 +110,7 @@@ int textconv_object(const char *path, unsigned mode, const unsigned char *sha1, + int sha1_valid, char **buf, unsigned long *buf_size) { @@@ -118,7 -103,7 +118,7 @@@ struct userdiff_driver *textconv; df = alloc_filespec(path); - fill_filespec(df, sha1, mode); + fill_filespec(df, sha1, sha1_valid, mode); textconv = get_textconv(df); if (!textconv) { free_filespec(df); @@@ -143,7 -128,7 +143,7 @@@ static void fill_origin_blob(struct dif num_read_blob++; if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && - textconv_object(o->path, o->mode, o->blob_sha1, &file->ptr, &file_size)) + textconv_object(o->path, o->mode, o->blob_sha1, 1, &file->ptr, &file_size)) ; else file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size); @@@ -407,8 -392,7 +407,7 @@@ static struct origin *find_origin(struc paths[1] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("diff-setup"); + diff_setup_done(&diff_opts); if (is_null_sha1(origin->commit->object.sha1)) do_diff_cache(parent->tree->object.sha1, &diff_opts); @@@ -494,8 -478,7 +493,7 @@@ static struct origin *find_rename(struc diff_opts.single_follow = origin->path; paths[0] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("diff-setup"); + diff_setup_done(&diff_opts); if (is_null_sha1(origin->commit->object.sha1)) do_diff_cache(parent->tree->object.sha1, &diff_opts); @@@ -774,14 -757,12 +772,14 @@@ struct blame_chunk_cb_data long tlno; }; -static void blame_chunk_cb(void *data, long same, long p_next, long t_next) +static int blame_chunk_cb(long start_a, long count_a, + long start_b, long count_b, void *data) { struct blame_chunk_cb_data *d = data; - blame_chunk(d->sb, d->tlno, d->plno, same, d->target, d->parent); - d->plno = p_next; - d->tlno = t_next; + blame_chunk(d->sb, d->tlno, d->plno, start_b, d->target, d->parent); + d->plno = start_a + count_a; + d->tlno = start_b + count_b; + return 0; } /* @@@ -796,7 -777,8 +794,7 @@@ static int pass_blame_to_parent(struct int last_in_target; mmfile_t file_p, file_o; struct blame_chunk_cb_data d; - xpparam_t xpp; - xdemitconf_t xecfg; + memset(&d, 0, sizeof(d)); d.sb = sb; d.target = target; d.parent = parent; last_in_target = find_last_in_target(sb, target); @@@ -807,7 -789,11 +805,7 @@@ fill_origin_blob(&sb->revs->diffopt, target, &file_o); num_get_patch++; - memset(&xpp, 0, sizeof(xpp)); - xpp.flags = xdl_opts; - memset(&xecfg, 0, sizeof(xecfg)); - xecfg.ctxlen = 0; - xdi_diff_hunks(&file_p, &file_o, blame_chunk_cb, &d, &xpp, &xecfg); + diff_hunks(&file_p, &file_o, 0, blame_chunk_cb, &d); /* The rest (i.e. anything after tlno) are the same as the parent */ blame_chunk(sb, d.tlno, d.plno, last_in_target, target, parent); @@@ -911,15 -897,12 +909,15 @@@ struct handle_split_cb_data long tlno; }; -static void handle_split_cb(void *data, long same, long p_next, long t_next) +static int handle_split_cb(long start_a, long count_a, + long start_b, long count_b, void *data) { struct handle_split_cb_data *d = data; - handle_split(d->sb, d->ent, d->tlno, d->plno, same, d->parent, d->split); - d->plno = p_next; - d->tlno = t_next; + handle_split(d->sb, d->ent, d->tlno, d->plno, start_b, d->parent, + d->split); + d->plno = start_a + count_a; + d->tlno = start_b + count_b; + return 0; } /* @@@ -937,7 -920,8 +935,7 @@@ static void find_copy_in_blob(struct sc int cnt; mmfile_t file_o; struct handle_split_cb_data d; - xpparam_t xpp; - xdemitconf_t xecfg; + memset(&d, 0, sizeof(d)); d.sb = sb; d.ent = ent; d.parent = parent; d.split = split; /* @@@ -957,8 -941,12 +955,8 @@@ * file_o is a part of final image we are annotating. * file_p partially may match that image. */ - memset(&xpp, 0, sizeof(xpp)); - xpp.flags = xdl_opts; - memset(&xecfg, 0, sizeof(xecfg)); - xecfg.ctxlen = 1; memset(split, 0, sizeof(struct blame_entry [3])); - xdi_diff_hunks(file_p, &file_o, handle_split_cb, &d, &xpp, &xecfg); + diff_hunks(file_p, &file_o, 1, handle_split_cb, &d); /* remainder, if any, all match the preimage */ handle_split(sb, ent, d.tlno, d.plno, ent->num_lines, parent, split); } @@@ -1075,8 -1063,7 +1073,7 @@@ static int find_copy_in_parent(struct s paths[0] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("diff-setup"); + diff_setup_done(&diff_opts); /* Try "find copies harder" on new path if requested; * we do not want to use diffcore_rename() actually to @@@ -1838,14 -1825,16 +1835,14 @@@ static int read_ancestry(const char *gr return 0; } -/* - * How many columns do we need to show line numbers in decimal? - */ -static int lineno_width(int lines) +static int update_auto_abbrev(int auto_abbrev, struct origin *suspect) { - int i, width; - - for (width = 1, i = 10; i <= lines; width++) - i *= 10; - return width; + const char *uniq = find_unique_abbrev(suspect->commit->object.sha1, + auto_abbrev); + int len = strlen(uniq); + if (auto_abbrev < len) + return len; + return auto_abbrev; } /* @@@ -1858,16 -1847,12 +1855,16 @@@ static void find_alignment(struct score int longest_dst_lines = 0; unsigned largest_score = 0; struct blame_entry *e; + int compute_auto_abbrev = (abbrev < 0); + int auto_abbrev = default_abbrev; for (e = sb->ent; e; e = e->next) { struct origin *suspect = e->suspect; struct commit_info ci; int num; + if (compute_auto_abbrev) + auto_abbrev = update_auto_abbrev(auto_abbrev, suspect); if (strcmp(suspect->path, sb->path)) *option |= OUTPUT_SHOW_NAME; num = strlen(suspect->path); @@@ -1892,13 -1877,9 +1889,13 @@@ if (largest_score < ent_score(sb, e)) largest_score = ent_score(sb, e); } - max_orig_digits = lineno_width(longest_src_lines); - max_digits = lineno_width(longest_dst_lines); - max_score_digits = lineno_width(largest_score); + max_orig_digits = decimal_width(longest_src_lines); + max_digits = decimal_width(longest_dst_lines); + max_score_digits = decimal_width(largest_score); + + if (compute_auto_abbrev) + /* one more abbrev length is needed for the boundary commit */ + abbrev = auto_abbrev + 1; } /* @@@ -2066,8 -2047,14 +2063,8 @@@ static int git_blame_config(const char return 0; } - switch (userdiff_config(var, value)) { - case 0: - break; - case -1: + if (userdiff_config(var, value) < 0) return -1; - default: - return 0; - } return git_default_config(var, value, cb); } @@@ -2124,7 -2111,7 +2121,7 @@@ static struct commit *fake_working_tree switch (st.st_mode & S_IFMT) { case S_IFREG: if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && - textconv_object(read_from, mode, null_sha1, &buf_ptr, &buf_len)) + textconv_object(read_from, mode, null_sha1, 0, &buf_ptr, &buf_len)) strbuf_attach(&buf, buf_ptr, buf_len, buf_len + 1); else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size) die_errno("cannot open or read '%s'", read_from); @@@ -2330,7 -2317,6 +2327,7 @@@ int cmd_blame(int argc, const char **ar OPT_BIT('s', NULL, &output_option, "Suppress author name and timestamp (Default: off)", OUTPUT_NO_AUTHOR), OPT_BIT('e', "show-email", &output_option, "Show author email instead of name (Default: off)", OUTPUT_SHOW_EMAIL), OPT_BIT('w', NULL, &xdl_opts, "Ignore whitespace differences", XDF_IGNORE_WHITESPACE), + OPT_BIT(0, "minimal", &xdl_opts, "Spend extra cycles to find better match", XDF_NEED_MINIMAL), OPT_STRING('S', NULL, &revs_file, "file", "Use revisions from instead of calling git-rev-list"), OPT_STRING(0, "contents", &contents_from, "file", "Use 's contents as the final image"), { OPTION_CALLBACK, 'C', NULL, &opt, "score", "Find line copies within and across files", PARSE_OPT_OPTARG, blame_copy_callback }, @@@ -2372,9 -2358,10 +2369,9 @@@ parse_done: argc = parse_options_end(&ctx); - if (abbrev == -1) - abbrev = default_abbrev; - /* one more abbrev length is needed for the boundary commit */ - abbrev++; + if (0 < abbrev) + /* one more abbrev length is needed for the boundary commit */ + abbrev++; if (revs_file && read_ancestry(revs_file)) die_errno("reading graft file '%s' failed", revs_file); @@@ -2516,7 -2503,7 +2513,7 @@@ die("no such path %s in %s", path, final_commit_name); if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) && - textconv_object(path, o->mode, o->blob_sha1, (char **) &sb.final_buf, + textconv_object(path, o->mode, o->blob_sha1, 1, (char **) &sb.final_buf, &sb.final_buf_size)) ; else diff --combined builtin/checkout.c index e060efb2a2,fc581d8bbb..45aa0a8701 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@@ -315,8 -315,7 +315,7 @@@ static void show_local_changes(struct o init_revisions(&rev, NULL); rev.diffopt.flags = opts->flags; rev.diffopt.output_format |= DIFF_FORMAT_NAME_STATUS; - if (diff_setup_done(&rev.diffopt) < 0) - die(_("diff_setup_done failed")); + diff_setup_done(&rev.diffopt); add_pending_object(&rev, head, NULL); run_diff_index(&rev, 0); } @@@ -343,7 -342,7 +342,7 @@@ static int reset_tree(struct tree *tree opts.reset = 1; opts.merge = 1; opts.fn = oneway_merge; - opts.verbose_update = !o->quiet; + opts.verbose_update = !o->quiet && isatty(2); opts.src_index = &the_index; opts.dst_index = &the_index; parse_tree(tree); @@@ -420,7 -419,7 +419,7 @@@ static int merge_working_tree(struct ch topts.update = 1; topts.merge = 1; topts.gently = opts->merge && old->commit; - topts.verbose_update = !opts->quiet; + topts.verbose_update = !opts->quiet && isatty(2); topts.fn = twoway_merge; if (opts->overwrite_ignore) { topts.dir = xcalloc(1, sizeof(*topts.dir)); @@@ -514,6 -513,20 +513,6 @@@ static void report_tracking(struct bran strbuf_release(&sb); } -static void detach_advice(const char *old_path, const char *new_name) -{ - const char fmt[] = - "Note: checking out '%s'.\n\n" - "You are in 'detached HEAD' state. You can look around, make experimental\n" - "changes and commit them, and you can discard any commits you make in this\n" - "state without impacting any branches by performing another checkout.\n\n" - "If you want to create a new branch to retain commits you create, you may\n" - "do so (now or later) by using -b with the checkout command again. Example:\n\n" - " git checkout -b new_branch_name\n\n"; - - fprintf(stderr, fmt, new_name); -} - static void update_refs_for_switch(struct checkout_opts *opts, struct branch_info *old, struct branch_info *new) @@@ -543,7 -556,6 +542,7 @@@ opts->new_branch_force ? 1 : 0, opts->new_branch_log, opts->new_branch_force ? 1 : 0, + opts->quiet, opts->track); new->name = opts->new_branch; setup_branch_path(new); @@@ -562,7 -574,7 +561,7 @@@ REF_NODEREF, DIE_ON_ERR); if (!opts->quiet) { if (old->path && advice_detached_head) - detach_advice(old->path, new->name); + detach_advice(new->name); describe_detached_head(_("HEAD is now at"), new->commit); } } else if (new->path) { /* Switch branches. */ @@@ -605,7 -617,7 +604,7 @@@ static int add_pending_uninteresting_re const unsigned char *sha1, int flags, void *cb_data) { - add_pending_sha1(cb_data, refname, sha1, flags | UNINTERESTING); + add_pending_sha1(cb_data, refname, sha1, UNINTERESTING); return 0; } @@@ -672,10 -684,10 +671,10 @@@ static void suggest_reattach(struct com * HEAD. If it is not reachable from any ref, this is the last chance * for the user to do so without resorting to reflog. */ -static void orphaned_commit_warning(struct commit *commit) +static void orphaned_commit_warning(struct commit *old, struct commit *new) { struct rev_info revs; - struct object *object = &commit->object; + struct object *object = &old->object; struct object_array refs; init_revisions(&revs, NULL); @@@ -685,17 -697,16 +684,17 @@@ add_pending_object(&revs, object, sha1_to_hex(object->sha1)); for_each_ref(add_pending_uninteresting_ref, &revs); + add_pending_sha1(&revs, "HEAD", new->object.sha1, UNINTERESTING); refs = revs.pending; revs.leak_pending = 1; if (prepare_revision_walk(&revs)) die(_("internal error in revision walk")); - if (!(commit->object.flags & UNINTERESTING)) - suggest_reattach(commit, &revs); + if (!(old->object.flags & UNINTERESTING)) + suggest_reattach(old, &revs); else - describe_detached_head(_("Previous HEAD position was"), commit); + describe_detached_head(_("Previous HEAD position was"), old); clear_commit_marks_for_object_array(&refs, ALL_REV_FLAGS); free(refs.objects); @@@ -732,7 -743,7 +731,7 @@@ static int switch_branches(struct check } if (!opts->quiet && !old.path && old.commit && new->commit != old.commit) - orphaned_commit_warning(old.commit); + orphaned_commit_warning(old.commit, new->commit); update_refs_for_switch(opts, &old, new); @@@ -915,8 -926,6 +914,8 @@@ static int switch_unborn_to_new_branch( int status; struct strbuf branch_ref = STRBUF_INIT; + if (!opts->new_branch) + die(_("You are on a branch yet to be born")); strbuf_addf(&branch_ref, "refs/heads/%s", opts->new_branch); status = create_symref("HEAD", branch_ref.buf, "checkout -b"); strbuf_release(&branch_ref); @@@ -1094,7 -1103,7 +1093,7 @@@ int cmd_checkout(int argc, const char * if (opts.writeout_stage) die(_("--ours/--theirs is incompatible with switching branches.")); - if (!new.commit) { + if (!new.commit && opts.new_branch) { unsigned char rev[20]; int flag; diff --combined builtin/diff.c index bf72298752,a2c45dbdc6..9650be2c50 --- a/builtin/diff.c +++ b/builtin/diff.c @@@ -29,8 -29,6 +29,8 @@@ static void stuff_change(struct diff_op unsigned old_mode, unsigned new_mode, const unsigned char *old_sha1, const unsigned char *new_sha1, + int old_sha1_valid, + int new_sha1_valid, const char *old_name, const char *new_name) { @@@ -56,8 -54,8 +56,8 @@@ one = alloc_filespec(old_name); two = alloc_filespec(new_name); - fill_filespec(one, old_sha1, old_mode); - fill_filespec(two, new_sha1, new_mode); + fill_filespec(one, old_sha1, old_sha1_valid, old_mode); + fill_filespec(two, new_sha1, new_sha1_valid, new_mode); diff_queue(&diff_queued_diff, one, two); } @@@ -86,7 -84,6 +86,7 @@@ static int builtin_diff_b_f(struct rev_ stuff_change(&revs->diffopt, blob[0].mode, canon_mode(st.st_mode), blob[0].sha1, null_sha1, + 1, 0, path, path); diffcore_std(&revs->diffopt); diff_flush(&revs->diffopt); @@@ -111,7 -108,6 +111,7 @@@ static int builtin_diff_blobs(struct re stuff_change(&revs->diffopt, blob[0].mode, blob[1].mode, blob[0].sha1, blob[1].sha1, + 1, 1, blob[0].name, blob[1].name); diffcore_std(&revs->diffopt); diff_flush(&revs->diffopt); @@@ -289,10 -285,6 +289,10 @@@ int cmd_diff(int argc, const char **arg /* Otherwise, we are doing the usual "git" diff */ rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index; + /* Scale to real terminal size and respect statGraphWidth config */ + rev.diffopt.stat_width = -1; + rev.diffopt.stat_graph_width = -1; + /* Default to let external and textconv be used */ DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL); DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV); @@@ -302,13 -294,18 +302,12 @@@ argc = setup_revisions(argc, argv, &rev, NULL); if (!rev.diffopt.output_format) { rev.diffopt.output_format = DIFF_FORMAT_PATCH; - if (diff_setup_done(&rev.diffopt) < 0) - die(_("diff_setup_done failed")); + diff_setup_done(&rev.diffopt); } DIFF_OPT_SET(&rev.diffopt, RECURSIVE); - /* - * If the user asked for our exit code then don't start a - * pager or we would end up reporting its exit code instead. - */ - if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS) && - check_pager_config("diff") != 0) - setup_pager(); + setup_diff_pager(&rev.diffopt); /* * Do we have --cached and not have a pending object, then @@@ -325,7 -322,7 +324,7 @@@ add_head_to_pending(&rev); if (!rev.pending.nr) { struct tree *tree; - tree = lookup_tree((const unsigned char*)EMPTY_TREE_SHA1_BIN); + tree = lookup_tree(EMPTY_TREE_SHA1_BIN); add_pending_object(&rev, &tree->object, "HEAD"); } break; @@@ -419,19 -416,3 +418,19 @@@ refresh_index_quietly(); return result; } + +void setup_diff_pager(struct diff_options *opt) +{ + /* + * If the user asked for our exit code, then either they want --quiet + * or --exit-code. We should definitely not bother with a pager in the + * former case, as we will generate no output. Since we still properly + * report our exit code even when a pager is run, we _could_ run a + * pager with --exit-code. But since we have not done so historically, + * and because it is easy to find people oneline advising "git diff + * --exit-code" in hooks and other scripts, we do not do so. + */ + if (!DIFF_OPT_TST(opt, EXIT_WITH_STATUS) && + check_pager_config("diff") != 0) + setup_pager(); +} diff --combined builtin/merge.c index dd50a0c57b,99825d63c9..e81fde6d79 --- a/builtin/merge.c +++ b/builtin/merge.c @@@ -52,6 -52,7 +52,6 @@@ static int fast_forward_only, option_ed static int allow_trivial = 1, have_message; static int overwrite_ignore = 1; static struct strbuf merge_msg = STRBUF_INIT; -static struct commit_list *remoteheads; static struct strategy **use_strategies; static size_t use_strategies_nr, use_strategies_alloc; static const char **xopts; @@@ -317,7 -318,7 +317,7 @@@ static void finish_up_to_date(const cha drop_save(); } -static void squash_message(struct commit *commit) +static void squash_message(struct commit *commit, struct commit_list *remoteheads) { struct rev_info rev; struct strbuf out = STRBUF_INIT; @@@ -365,7 -366,6 +365,7 @@@ } static void finish(struct commit *head_commit, + struct commit_list *remoteheads, const unsigned char *new_head, const char *msg) { struct strbuf reflog_message = STRBUF_INIT; @@@ -380,7 -380,7 +380,7 @@@ getenv("GIT_REFLOG_ACTION"), msg); } if (squash) { - squash_message(head_commit); + squash_message(head_commit, remoteheads); } else { if (verbosity >= 0 && !merge_msg.len) printf(_("No merge message -- not updating HEAD\n")); @@@ -399,13 -399,10 +399,12 @@@ if (new_head && show_diffstat) { struct diff_options opts; diff_setup(&opts); + opts.stat_width = -1; /* use full terminal width */ + opts.stat_graph_width = -1; /* respect statGraphWidth config */ opts.output_format |= DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT; opts.detect_rename = DIFF_DETECT_RENAME; - if (diff_setup_done(&opts) < 0) - die(_("diff_setup_done failed")); + diff_setup_done(&opts); diff_tree_sha1(head, new_head, "", &opts); diffcore_std(&opts); diff_flush(&opts); @@@ -683,7 -680,6 +682,7 @@@ int try_merge_command(const char *strat } static int try_merge_strategy(const char *strategy, struct commit_list *common, + struct commit_list *remoteheads, struct commit *head, const char *head_arg) { int index_fd; @@@ -877,14 -873,14 +876,14 @@@ static void read_merge_msg(struct strbu die_errno(_("Could not read from '%s'"), filename); } -static void write_merge_state(void); -static void abort_commit(const char *err_msg) +static void write_merge_state(struct commit_list *); +static void abort_commit(struct commit_list *remoteheads, const char *err_msg) { if (err_msg) error("%s", err_msg); fprintf(stderr, _("Not committing merge; use 'git commit' to complete the merge.\n")); - write_merge_state(); + write_merge_state(remoteheads); exit(1); } @@@ -895,7 -891,7 +894,7 @@@ N_("Please enter a commit message to ex "Lines starting with '#' will be ignored, and an empty message aborts\n" "the commit.\n"); -static void prepare_to_commit(void) +static void prepare_to_commit(struct commit_list *remoteheads) { struct strbuf msg = STRBUF_INIT; const char *comment = _(merge_editor_comment); @@@ -906,20 -902,20 +905,20 @@@ write_merge_msg(&msg); run_hook(get_index_file(), "prepare-commit-msg", git_path("MERGE_MSG"), "merge", NULL, NULL); - if (option_edit) { + if (0 < option_edit) { if (launch_editor(git_path("MERGE_MSG"), NULL, NULL)) - abort_commit(NULL); + abort_commit(remoteheads, NULL); } read_merge_msg(&msg); - stripspace(&msg, option_edit); + stripspace(&msg, 0 < option_edit); if (!msg.len) - abort_commit(_("Empty commit message.")); + abort_commit(remoteheads, _("Empty commit message.")); strbuf_release(&merge_msg); strbuf_addbuf(&merge_msg, &msg); strbuf_release(&msg); } -static int merge_trivial(struct commit *head) +static int merge_trivial(struct commit *head, struct commit_list *remoteheads) { unsigned char result_tree[20], result_commit[20]; struct commit_list *parent = xmalloc(sizeof(*parent)); @@@ -930,37 -926,45 +929,37 @@@ parent->next = xmalloc(sizeof(*parent->next)); parent->next->item = remoteheads->item; parent->next->next = NULL; - prepare_to_commit(); + prepare_to_commit(remoteheads); if (commit_tree(&merge_msg, result_tree, parent, result_commit, NULL, sign_commit)) die(_("failed to write commit object")); - finish(head, result_commit, "In-index merge"); + finish(head, remoteheads, result_commit, "In-index merge"); drop_save(); return 0; } static int finish_automerge(struct commit *head, + int head_subsumed, struct commit_list *common, + struct commit_list *remoteheads, unsigned char *result_tree, const char *wt_strategy) { - struct commit_list *parents = NULL, *j; + struct commit_list *parents = NULL; struct strbuf buf = STRBUF_INIT; unsigned char result_commit[20]; free_commit_list(common); - if (allow_fast_forward) { - parents = remoteheads; + parents = remoteheads; + if (!head_subsumed || !allow_fast_forward) commit_list_insert(head, &parents); - parents = reduce_heads(parents); - } else { - struct commit_list **pptr = &parents; - - pptr = &commit_list_insert(head, - pptr)->next; - for (j = remoteheads; j; j = j->next) - pptr = &commit_list_insert(j->item, pptr)->next; - } strbuf_addch(&merge_msg, '\n'); - prepare_to_commit(); - free_commit_list(remoteheads); + prepare_to_commit(remoteheads); if (commit_tree(&merge_msg, result_tree, parents, result_commit, NULL, sign_commit)) die(_("failed to write commit object")); strbuf_addf(&buf, "Merge made by the '%s' strategy.", wt_strategy); - finish(head, result_commit, buf.buf); + finish(head, remoteheads, result_commit, buf.buf); strbuf_release(&buf); drop_save(); return 0; @@@ -1065,7 -1069,7 +1064,7 @@@ static int setup_with_upstream(const ch return i; } -static void write_merge_state(void) +static void write_merge_state(struct commit_list *remoteheads) { const char *filename; int fd; @@@ -1130,39 -1134,6 +1129,39 @@@ static int default_edit_option(void st_stdin.st_mode == st_stdout.st_mode); } +static struct commit_list *collect_parents(struct commit *head_commit, + int *head_subsumed, + int argc, const char **argv) +{ + int i; + struct commit_list *remoteheads = NULL, *parents, *next; + struct commit_list **remotes = &remoteheads; + + if (head_commit) + remotes = &commit_list_insert(head_commit, remotes)->next; + for (i = 0; i < argc; i++) { + struct commit *commit = get_merge_parent(argv[i]); + if (!commit) + die(_("%s - not something we can merge"), argv[i]); + remotes = &commit_list_insert(commit, remotes)->next; + } + *remotes = NULL; + + parents = reduce_heads(remoteheads); + + *head_subsumed = 1; /* we will flip this to 0 when we find it */ + for (remoteheads = NULL, remotes = &remoteheads; + parents; + parents = next) { + struct commit *commit = parents->item; + next = parents->next; + if (commit == head_commit) + *head_subsumed = 0; + else + remotes = &commit_list_insert(commit, remotes)->next; + } + return remoteheads; +} int cmd_merge(int argc, const char **argv, const char *prefix) { @@@ -1172,11 -1143,11 +1171,11 @@@ struct commit *head_commit; struct strbuf buf = STRBUF_INIT; const char *head_arg; - int flag, i, ret = 0; + int flag, i, ret = 0, head_subsumed; int best_cnt = -1, merge_was_ok = 0, automerge_was_ok = 0; struct commit_list *common = NULL; const char *best_strategy = NULL, *wt_strategy = NULL; - struct commit_list **remotes = &remoteheads; + struct commit_list *remoteheads, *p; void *branch_to_free; if (argc == 2 && !strcmp(argv[1], "-h")) @@@ -1281,7 -1252,6 +1280,7 @@@ head_arg = argv[1]; argv += 2; argc -= 2; + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); } else if (!head_commit) { struct commit *remote_head; /* @@@ -1297,8 -1267,7 +1296,8 @@@ if (!allow_fast_forward) die(_("Non-fast-forward commit does not make sense into " "an empty head")); - remote_head = get_merge_parent(argv[0]); + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); + remote_head = remoteheads->item; if (!remote_head) die(_("%s - not something we can merge"), argv[0]); read_empty(remote_head->object.sha1, 0); @@@ -1316,9 -1285,8 +1315,9 @@@ * the standard merge summary message to be appended * to the given message. */ - for (i = 0; i < argc; i++) - merge_name(argv[i], &merge_names); + remoteheads = collect_parents(head_commit, &head_subsumed, argc, argv); + for (p = remoteheads; p; p = p->next) + merge_name(merge_remote_util(p->item)->name, &merge_names); if (!have_message || shortlog_len) { struct fmt_merge_msg_opts opts; @@@ -1337,31 -1305,35 +1336,31 @@@ builtin_merge_options); strbuf_addstr(&buf, "merge"); - for (i = 0; i < argc; i++) - strbuf_addf(&buf, " %s", argv[i]); + for (p = remoteheads; p; p = p->next) + strbuf_addf(&buf, " %s", merge_remote_util(p->item)->name); setenv("GIT_REFLOG_ACTION", buf.buf, 0); strbuf_reset(&buf); - for (i = 0; i < argc; i++) { - struct commit *commit = get_merge_parent(argv[i]); - if (!commit) - die(_("%s - not something we can merge"), argv[i]); - remotes = &commit_list_insert(commit, remotes)->next; + for (p = remoteheads; p; p = p->next) { + struct commit *commit = p->item; strbuf_addf(&buf, "GITHEAD_%s", sha1_to_hex(commit->object.sha1)); - setenv(buf.buf, argv[i], 1); + setenv(buf.buf, merge_remote_util(commit)->name, 1); strbuf_reset(&buf); if (!fast_forward_only && merge_remote_util(commit) && merge_remote_util(commit)->obj && - merge_remote_util(commit)->obj->type == OBJ_TAG) { - if (option_edit < 0) - option_edit = default_edit_option(); + merge_remote_util(commit)->obj->type == OBJ_TAG) allow_fast_forward = 0; - } } if (option_edit < 0) - option_edit = 0; + option_edit = default_edit_option(); if (!use_strategies) { - if (!remoteheads->next) + if (!remoteheads) + ; /* already up-to-date */ + else if (!remoteheads->next) add_strategies(pull_twohead, DEFAULT_TWOHEAD); else add_strategies(pull_octopus, DEFAULT_OCTOPUS); @@@ -1374,9 -1346,7 +1373,9 @@@ allow_trivial = 0; } - if (!remoteheads->next) + if (!remoteheads) + ; /* already up-to-date */ + else if (!remoteheads->next) common = get_merge_bases(head_commit, remoteheads->item, 1); else { struct commit_list *list = remoteheads; @@@ -1388,11 -1358,10 +1387,11 @@@ update_ref("updating ORIG_HEAD", "ORIG_HEAD", head_commit->object.sha1, NULL, 0, DIE_ON_ERR); - if (!common) + if (remoteheads && !common) ; /* No common ancestors found. We need a real merge. */ - else if (!remoteheads->next && !common->next && - common->item == remoteheads->item) { + else if (!remoteheads || + (!remoteheads->next && !common->next && + common->item == remoteheads->item)) { /* * If head can reach all the merge then we are up to date. * but first the most common case of merging one remote. @@@ -1430,7 -1399,7 +1429,7 @@@ goto done; } - finish(head_commit, commit->object.sha1, msg.buf); + finish(head_commit, remoteheads, commit->object.sha1, msg.buf); drop_save(); goto done; } else if (!remoteheads->next && common->next) @@@ -1447,12 -1416,12 +1446,12 @@@ refresh_cache(REFRESH_QUIET); if (allow_trivial && !fast_forward_only) { /* See if it is really trivial. */ - git_committer_info(IDENT_ERROR_ON_NO_NAME); + git_committer_info(IDENT_STRICT); printf(_("Trying really trivial in-index merge...\n")); if (!read_tree_trivial(common->item->object.sha1, head_commit->object.sha1, remoteheads->item->object.sha1)) { - ret = merge_trivial(head_commit); + ret = merge_trivial(head_commit, remoteheads); goto done; } printf(_("Nope.\n")); @@@ -1490,7 -1459,7 +1489,7 @@@ die(_("Not possible to fast-forward, aborting.")); /* We are going to make a new commit. */ - git_committer_info(IDENT_ERROR_ON_NO_NAME); + git_committer_info(IDENT_STRICT); /* * At this point, we need a real merge. No matter what strategy @@@ -1523,8 -1492,7 +1522,8 @@@ wt_strategy = use_strategies[i]->name; ret = try_merge_strategy(use_strategies[i]->name, - common, head_commit, head_arg); + common, remoteheads, + head_commit, head_arg); if (!option_commit && !ret) { merge_was_ok = 1; /* @@@ -1566,9 -1534,8 +1565,9 @@@ * auto resolved the merge cleanly. */ if (automerge_was_ok) { - ret = finish_automerge(head_commit, common, result_tree, - wt_strategy); + ret = finish_automerge(head_commit, head_subsumed, + common, remoteheads, + result_tree, wt_strategy); goto done; } @@@ -1593,14 -1560,13 +1592,14 @@@ restore_state(head_commit->object.sha1, stash); printf(_("Using the %s to prepare resolving by hand.\n"), best_strategy); - try_merge_strategy(best_strategy, common, head_commit, head_arg); + try_merge_strategy(best_strategy, common, remoteheads, + head_commit, head_arg); } if (squash) - finish(head_commit, NULL, NULL); + finish(head_commit, remoteheads, NULL, NULL); else - write_merge_state(); + write_merge_state(remoteheads); if (merge_was_ok) fprintf(stderr, _("Automatic merge went well; " diff --combined diff-no-index.c index 0b46a0f79f,b245ca8ad8..74da659368 --- a/diff-no-index.c +++ b/diff-no-index.c @@@ -32,13 -32,6 +32,13 @@@ static int read_directory(const char *p return 0; } +/* + * This should be "(standard input)" or something, but it will + * probably expose many more breakages in the way no-index code + * is bolted onto the diff callchain. + */ +static const char file_from_standard_input[] = "-"; + static int get_mode(const char *path, int *mode) { struct stat st; @@@ -49,7 -42,7 +49,7 @@@ else if (!strcasecmp(path, "nul")) *mode = 0; #endif - else if (!strcmp(path, "-")) + else if (path == file_from_standard_input) *mode = create_ce_mode(0666); else if (lstat(path, &st)) return error("Could not access '%s'", path); @@@ -58,38 -51,8 +58,38 @@@ return 0; } +static int populate_from_stdin(struct diff_filespec *s) +{ + struct strbuf buf = STRBUF_INIT; + size_t size = 0; + + if (strbuf_read(&buf, 0, 0) < 0) + return error("error while reading from stdin %s", + strerror(errno)); + + s->should_munmap = 0; + s->data = strbuf_detach(&buf, &size); + s->size = size; + s->should_free = 1; + s->is_stdin = 1; + return 0; +} + +static struct diff_filespec *noindex_filespec(const char *name, int mode) +{ + struct diff_filespec *s; + + if (!name) + name = "/dev/null"; + s = alloc_filespec(name); + fill_filespec(s, null_sha1, 0, mode); + if (name == file_from_standard_input) + populate_from_stdin(s); + return s; +} + static int queue_diff(struct diff_options *o, - const char *name1, const char *name2) + const char *name1, const char *name2) { int mode1 = 0, mode2 = 0; @@@ -100,12 -63,10 +100,12 @@@ return error("file/directory conflict: %s, %s", name1, name2); if (S_ISDIR(mode1) || S_ISDIR(mode2)) { - char buffer1[PATH_MAX], buffer2[PATH_MAX]; + struct strbuf buffer1 = STRBUF_INIT; + struct strbuf buffer2 = STRBUF_INIT; struct string_list p1 = STRING_LIST_INIT_DUP; struct string_list p2 = STRING_LIST_INIT_DUP; - int len1 = 0, len2 = 0, i1, i2, ret = 0; + int i1, i2, ret = 0; + size_t len1 = 0, len2 = 0; if (name1 && read_directory(name1, &p1)) return -1; @@@ -115,53 -76,53 +115,53 @@@ } if (name1) { - len1 = strlen(name1); - if (len1 > 0 && name1[len1 - 1] == '/') - len1--; - memcpy(buffer1, name1, len1); - buffer1[len1++] = '/'; + strbuf_addstr(&buffer1, name1); + if (buffer1.len && buffer1.buf[buffer1.len - 1] != '/') + strbuf_addch(&buffer1, '/'); + len1 = buffer1.len; } if (name2) { - len2 = strlen(name2); - if (len2 > 0 && name2[len2 - 1] == '/') - len2--; - memcpy(buffer2, name2, len2); - buffer2[len2++] = '/'; + strbuf_addstr(&buffer2, name2); + if (buffer2.len && buffer2.buf[buffer2.len - 1] != '/') + strbuf_addch(&buffer2, '/'); + len2 = buffer2.len; } for (i1 = i2 = 0; !ret && (i1 < p1.nr || i2 < p2.nr); ) { const char *n1, *n2; int comp; + strbuf_setlen(&buffer1, len1); + strbuf_setlen(&buffer2, len2); + if (i1 == p1.nr) comp = 1; else if (i2 == p2.nr) comp = -1; else - comp = strcmp(p1.items[i1].string, - p2.items[i2].string); + comp = strcmp(p1.items[i1].string, p2.items[i2].string); if (comp > 0) n1 = NULL; else { - n1 = buffer1; - strncpy(buffer1 + len1, p1.items[i1++].string, - PATH_MAX - len1); + strbuf_addstr(&buffer1, p1.items[i1++].string); + n1 = buffer1.buf; } if (comp < 0) n2 = NULL; else { - n2 = buffer2; - strncpy(buffer2 + len2, p2.items[i2++].string, - PATH_MAX - len2); + strbuf_addstr(&buffer2, p2.items[i2++].string); + n2 = buffer2.buf; } ret = queue_diff(o, n1, n2); } string_list_clear(&p1, 0); string_list_clear(&p2, 0); + strbuf_release(&buffer1); + strbuf_release(&buffer2); return ret; } else { @@@ -174,21 -135,44 +174,21 @@@ tmp_c = name1; name1 = name2; name2 = tmp_c; } - if (!name1) - name1 = "/dev/null"; - if (!name2) - name2 = "/dev/null"; - d1 = alloc_filespec(name1); - d2 = alloc_filespec(name2); - fill_filespec(d1, null_sha1, mode1); - fill_filespec(d2, null_sha1, mode2); - + d1 = noindex_filespec(name1, mode1); + d2 = noindex_filespec(name2, mode2); diff_queue(&diff_queued_diff, d1, d2); return 0; } } -static int path_outside_repo(const char *path) -{ - const char *work_tree; - size_t len; - - if (!is_absolute_path(path)) - return 0; - work_tree = get_git_work_tree(); - if (!work_tree) - return 1; - len = strlen(work_tree); - if (strncmp(path, work_tree, len) || - (path[len] != '\0' && path[len] != '/')) - return 1; - return 0; -} - void diff_no_index(struct rev_info *revs, int argc, const char **argv, int nongit, const char *prefix) { - int i; + int i, prefixlen; int no_index = 0; unsigned options = 0; + const char *paths[2]; /* Were we asked to do --no-index explicitly? */ for (i = 1; i < argc; i++) { @@@ -211,8 -195,8 +211,8 @@@ * a colourful "diff" replacement. */ if ((argc != i + 2) || - (!path_outside_repo(argv[i]) && - !path_outside_repo(argv[i+1]))) + (path_inside_repo(prefix, argv[i]) && + path_inside_repo(prefix, argv[i+1]))) return; } if (argc != i + 2) @@@ -238,33 -222,45 +238,32 @@@ } } - /* - * If the user asked for our exit code then don't start a - * pager or we would end up reporting its exit code instead. - */ - if (!DIFF_OPT_TST(&revs->diffopt, EXIT_WITH_STATUS)) - setup_pager(); - - if (prefix) { - int len = strlen(prefix); - const char *paths[3]; - memset(paths, 0, sizeof(paths)); - - for (i = 0; i < 2; i++) { - const char *p = argv[argc - 2 + i]; + prefixlen = prefix ? strlen(prefix) : 0; + for (i = 0; i < 2; i++) { + const char *p = argv[argc - 2 + i]; + if (!strcmp(p, "-")) /* - * stdin should be spelled as '-'; if you have - * path that is '-', spell it as ./-. + * stdin should be spelled as "-"; if you have + * path that is "-", spell it as "./-". */ - p = (strcmp(p, "-") - ? xstrdup(prefix_filename(prefix, len, p)) - : p); - paths[i] = p; - } - diff_tree_setup_paths(paths, &revs->diffopt); + p = file_from_standard_input; + else if (prefixlen) + p = xstrdup(prefix_filename(prefix, prefixlen, p)); + paths[i] = p; } - else - diff_tree_setup_paths(argv + argc - 2, &revs->diffopt); revs->diffopt.skip_stat_unmatch = 1; if (!revs->diffopt.output_format) revs->diffopt.output_format = DIFF_FORMAT_PATCH; - DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS); DIFF_OPT_SET(&revs->diffopt, NO_INDEX); revs->max_count = -2; - if (diff_setup_done(&revs->diffopt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&revs->diffopt); - if (queue_diff(&revs->diffopt, revs->diffopt.pathspec.raw[0], - revs->diffopt.pathspec.raw[1])) + setup_diff_pager(&revs->diffopt); + DIFF_OPT_SET(&revs->diffopt, EXIT_WITH_STATUS); + + if (queue_diff(&revs->diffopt, paths[0], paths[1])) exit(1); diff_set_mnemonic_prefix(&revs->diffopt, "1/", "2/"); diffcore_std(&revs->diffopt); @@@ -274,5 -270,5 +273,5 @@@ * The return code for --no-index imitates diff(1): * 0 = no changes, 1 = changes, else error */ - exit(revs->diffopt.found_changes); + exit(diff_result_code(&revs->diffopt, 0)); } diff --combined diff.c index 15125e8894,df18447920..37bf002700 --- a/diff.c +++ b/diff.c @@@ -31,7 -31,6 +31,7 @@@ static const char *external_diff_cmd_cf int diff_auto_refresh_index = 1; static int diff_mnemonic_prefix; static int diff_no_prefix; +static int diff_stat_graph_width; static int diff_dirstat_permille_default = 30; static struct diff_options default_diff_options; @@@ -157,10 -156,6 +157,10 @@@ int git_diff_ui_config(const char *var diff_no_prefix = git_config_bool(var, value); return 0; } + if (!strcmp(var, "diff.statgraphwidth")) { + diff_stat_graph_width = git_config_int(var, value); + return 0; + } if (!strcmp(var, "diff.external")) return git_config_string(&external_diff_cmd_cfg, var, value); if (!strcmp(var, "diff.wordregex")) @@@ -182,8 -177,11 +182,8 @@@ int git_diff_basic_config(const char *v return 0; } - switch (userdiff_config(var, value)) { - case 0: break; - case -1: return -1; - default: return 0; - } + if (userdiff_config(var, value) < 0) + return -1; if (!prefixcmp(var, "diff.color.") || !prefixcmp(var, "color.diff.")) { int slot = parse_diff_color_slot(var, 11); @@@ -989,74 -987,10 +989,74 @@@ static void diff_words_flush(struct emi diff_words_show(ecbdata->diff_words); } +static void diff_filespec_load_driver(struct diff_filespec *one) +{ + /* Use already-loaded driver */ + if (one->driver) + return; + + if (S_ISREG(one->mode)) + one->driver = userdiff_find_by_path(one->path); + + /* Fallback to default settings */ + if (!one->driver) + one->driver = userdiff_find_by_name("default"); +} + +static const char *userdiff_word_regex(struct diff_filespec *one) +{ + diff_filespec_load_driver(one); + return one->driver->word_regex; +} + +static void init_diff_words_data(struct emit_callback *ecbdata, + struct diff_options *orig_opts, + struct diff_filespec *one, + struct diff_filespec *two) +{ + int i; + struct diff_options *o = xmalloc(sizeof(struct diff_options)); + memcpy(o, orig_opts, sizeof(struct diff_options)); + + ecbdata->diff_words = + xcalloc(1, sizeof(struct diff_words_data)); + ecbdata->diff_words->type = o->word_diff; + ecbdata->diff_words->opt = o; + if (!o->word_regex) + o->word_regex = userdiff_word_regex(one); + if (!o->word_regex) + o->word_regex = userdiff_word_regex(two); + if (!o->word_regex) + o->word_regex = diff_word_regex_cfg; + if (o->word_regex) { + ecbdata->diff_words->word_regex = (regex_t *) + xmalloc(sizeof(regex_t)); + if (regcomp(ecbdata->diff_words->word_regex, + o->word_regex, + REG_EXTENDED | REG_NEWLINE)) + die ("Invalid regular expression: %s", + o->word_regex); + } + for (i = 0; i < ARRAY_SIZE(diff_words_styles); i++) { + if (o->word_diff == diff_words_styles[i].type) { + ecbdata->diff_words->style = + &diff_words_styles[i]; + break; + } + } + if (want_color(o->use_color)) { + struct diff_words_style *st = ecbdata->diff_words->style; + st->old.color = diff_get_color_opt(o, DIFF_FILE_OLD); + st->new.color = diff_get_color_opt(o, DIFF_FILE_NEW); + st->ctx.color = diff_get_color_opt(o, DIFF_PLAIN); + } +} + static void free_diff_words_data(struct emit_callback *ecbdata) { if (ecbdata->diff_words) { diff_words_flush(ecbdata); + free (ecbdata->diff_words->opt); free (ecbdata->diff_words->minus.text.ptr); free (ecbdata->diff_words->minus.orig); free (ecbdata->diff_words->plus.text.ptr); @@@ -1443,8 -1377,8 +1443,8 @@@ static void show_stats(struct diffstat_ { int i, len, add, del, adds = 0, dels = 0; uintmax_t max_change = 0, max_len = 0; - int total_files = data->nr; - int width, name_width, count; + int total_files = data->nr, count; + int width, name_width, graph_width, number_width = 0, bin_width = 0; const char *reset, *add_c, *del_c; const char *line_prefix = ""; int extra_shown = 0; @@@ -1458,15 -1392,25 +1458,15 @@@ line_prefix = msg->buf; } - width = options->stat_width ? options->stat_width : 80; - name_width = options->stat_name_width ? options->stat_name_width : 50; count = options->stat_count ? options->stat_count : data->nr; - /* Sanity: give at least 5 columns to the graph, - * but leave at least 10 columns for the name. - */ - if (width < 25) - width = 25; - if (name_width < 10) - name_width = 10; - else if (width < name_width + 15) - name_width = width - 15; - - /* Find the longest filename and max number of changes */ reset = diff_get_color_opt(options, DIFF_RESET); add_c = diff_get_color_opt(options, DIFF_FILE_NEW); del_c = diff_get_color_opt(options, DIFF_FILE_OLD); + /* + * Find the longest filename and max number of changes + */ for (i = 0; (i < count) && (i < data->nr); i++) { struct diffstat_file *file = data->files[i]; uintmax_t change = file->added + file->deleted; @@@ -1480,110 -1424,26 +1480,110 @@@ if (max_len < len) max_len = len; - if (file->is_binary || file->is_unmerged) + if (file->is_unmerged) { + /* "Unmerged" is 8 characters */ + bin_width = bin_width < 8 ? 8 : bin_width; + continue; + } + if (file->is_binary) { + /* "Bin XXX -> YYY bytes" */ + int w = 14 + decimal_width(file->added) + + decimal_width(file->deleted); + bin_width = bin_width < w ? w : bin_width; + /* Display change counts aligned with "Bin" */ + number_width = 3; continue; + } + if (max_change < change) max_change = change; } count = i; /* min(count, data->nr) */ - /* Compute the width of the graph part; - * 10 is for one blank at the beginning of the line plus - * " | count " between the name and the graph. + /* + * We have width = stat_width or term_columns() columns total. + * We want a maximum of min(max_len, stat_name_width) for the name part. + * We want a maximum of min(max_change, stat_graph_width) for the +- part. + * We also need 1 for " " and 4 + decimal_width(max_change) + * for " | NNNN " and one the empty column at the end, altogether + * 6 + decimal_width(max_change). + * + * If there's not enough space, we will use the smaller of + * stat_name_width (if set) and 5/8*width for the filename, + * and the rest for constant elements + graph part, but no more + * than stat_graph_width for the graph part. + * (5/8 gives 50 for filename and 30 for the constant parts + graph + * for the standard terminal size). * - * From here on, name_width is the width of the name area, - * and width is the width of the graph area. + * In other words: stat_width limits the maximum width, and + * stat_name_width fixes the maximum width of the filename, + * and is also used to divide available columns if there + * aren't enough. + * + * Binary files are displayed with "Bin XXX -> YYY bytes" + * instead of the change count and graph. This part is treated + * similarly to the graph part, except that it is not + * "scaled". If total width is too small to accomodate the + * guaranteed minimum width of the filename part and the + * separators and this message, this message will "overflow" + * making the line longer than the maximum width. */ - name_width = (name_width < max_len) ? name_width : max_len; - if (width < (name_width + 10) + max_change) - width = width - (name_width + 10); + + if (options->stat_width == -1) + width = term_columns() - options->output_prefix_length; else - width = max_change; + width = options->stat_width ? options->stat_width : 80; + number_width = decimal_width(max_change) > number_width ? + decimal_width(max_change) : number_width; + + if (options->stat_graph_width == -1) + options->stat_graph_width = diff_stat_graph_width; + /* + * Guarantee 3/8*16==6 for the graph part + * and 5/8*16==10 for the filename part + */ + if (width < 16 + 6 + number_width) + width = 16 + 6 + number_width; + + /* + * First assign sizes that are wanted, ignoring available width. + * strlen("Bin XXX -> YYY bytes") == bin_width, and the part + * starting from "XXX" should fit in graph_width. + */ + graph_width = max_change + 4 > bin_width ? max_change : bin_width - 4; + if (options->stat_graph_width && + options->stat_graph_width < graph_width) + graph_width = options->stat_graph_width; + + name_width = (options->stat_name_width > 0 && + options->stat_name_width < max_len) ? + options->stat_name_width : max_len; + + /* + * Adjust adjustable widths not to exceed maximum width + */ + if (name_width + number_width + 6 + graph_width > width) { + if (graph_width > width * 3/8 - number_width - 6) { + graph_width = width * 3/8 - number_width - 6; + if (graph_width < 6) + graph_width = 6; + } + + if (options->stat_graph_width && + graph_width > options->stat_graph_width) + graph_width = options->stat_graph_width; + if (name_width > width - number_width - 6 - graph_width) + name_width = width - number_width - 6 - graph_width; + else + graph_width = width - number_width - 6 - name_width; + } + + /* + * From here name_width is the width of the name area, + * and graph_width is the width of the graph area. + * max_change is used to scale graph properly. + */ for (i = 0; i < count; i++) { const char *prefix = ""; char *name = data->files[i]->print_name; @@@ -1614,12 -1474,8 +1614,12 @@@ if (data->files[i]->is_binary) { fprintf(options->file, "%s", line_prefix); show_name(options->file, prefix, name, len); - fprintf(options->file, " Bin "); - fprintf(options->file, "%s%"PRIuMAX"%s", + fprintf(options->file, " %*s", number_width, "Bin"); + if (!added && !deleted) { + putc('\n', options->file); + continue; + } + fprintf(options->file, " %s%"PRIuMAX"%s", del_c, deleted, reset); fprintf(options->file, " -> "); fprintf(options->file, "%s%"PRIuMAX"%s", @@@ -1631,7 -1487,7 +1631,7 @@@ else if (data->files[i]->is_unmerged) { fprintf(options->file, "%s", line_prefix); show_name(options->file, prefix, name, len); - fprintf(options->file, " Unmerged\n"); + fprintf(options->file, " Unmerged\n"); continue; } @@@ -1643,26 -1499,25 +1643,26 @@@ adds += add; dels += del; - if (width <= max_change) { + if (graph_width <= max_change) { int total = add + del; - total = scale_linear(add + del, width, max_change); + total = scale_linear(add + del, graph_width, max_change); if (total < 2 && add && del) /* width >= 2 due to the sanity check */ total = 2; if (add < del) { - add = scale_linear(add, width, max_change); + add = scale_linear(add, graph_width, max_change); del = total - add; } else { - del = scale_linear(del, width, max_change); + del = scale_linear(del, graph_width, max_change); add = total - del; } } fprintf(options->file, "%s", line_prefix); show_name(options->file, prefix, name, len); - fprintf(options->file, "%5"PRIuMAX"%s", added + deleted, - added + deleted ? " " : ""); + fprintf(options->file, " %*"PRIuMAX"%s", + number_width, added + deleted, + added + deleted ? " " : ""); show_graph(options->file, '+', add, add_c, reset); show_graph(options->file, '-', del, del_c, reset); fprintf(options->file, "\n"); @@@ -1693,16 -1548,17 +1693,16 @@@ static void show_shortstats(struct diff return; for (i = 0; i < data->nr; i++) { - if (!data->files[i]->is_binary && - !data->files[i]->is_unmerged) { - int added = data->files[i]->added; - int deleted= data->files[i]->deleted; - if (!data->files[i]->is_renamed && - (added + deleted == 0)) { - total_files--; - } else { - adds += added; - dels += deleted; - } + int added = data->files[i]->added; + int deleted= data->files[i]->deleted; + + if (data->files[i]->is_unmerged) + continue; + if (!data->files[i]->is_renamed && (added + deleted == 0)) { + total_files--; + } else if (!data->files[i]->is_binary) { /* don't count bytes */ + adds += added; + dels += deleted; } } if (options->output_prefix) { @@@ -2160,6 -2016,20 +2160,6 @@@ static void emit_binary_diff(FILE *file emit_binary_diff_body(file, two, one, prefix); } -static void diff_filespec_load_driver(struct diff_filespec *one) -{ - /* Use already-loaded driver */ - if (one->driver) - return; - - if (S_ISREG(one->mode)) - one->driver = userdiff_find_by_path(one->path); - - /* Fallback to default settings */ - if (!one->driver) - one->driver = userdiff_find_by_name("default"); -} - int diff_filespec_is_binary(struct diff_filespec *one) { if (one->is_binary == -1) { @@@ -2185,6 -2055,12 +2185,6 @@@ static const struct userdiff_funcname * return one->driver->funcname.pattern ? &one->driver->funcname : NULL; } -static const char *userdiff_word_regex(struct diff_filespec *one) -{ - diff_filespec_load_driver(one); - return one->driver->word_regex; -} - void diff_set_mnemonic_prefix(struct diff_options *options, const char *a, const char *b) { if (!options->a_prefix) @@@ -2371,8 -2247,42 +2371,8 @@@ static void builtin_diff(const char *na xecfg.ctxlen = strtoul(diffopts + 10, NULL, 10); else if (!prefixcmp(diffopts, "-u")) xecfg.ctxlen = strtoul(diffopts + 2, NULL, 10); - if (o->word_diff) { - int i; - - ecbdata.diff_words = - xcalloc(1, sizeof(struct diff_words_data)); - ecbdata.diff_words->type = o->word_diff; - ecbdata.diff_words->opt = o; - if (!o->word_regex) - o->word_regex = userdiff_word_regex(one); - if (!o->word_regex) - o->word_regex = userdiff_word_regex(two); - if (!o->word_regex) - o->word_regex = diff_word_regex_cfg; - if (o->word_regex) { - ecbdata.diff_words->word_regex = (regex_t *) - xmalloc(sizeof(regex_t)); - if (regcomp(ecbdata.diff_words->word_regex, - o->word_regex, - REG_EXTENDED | REG_NEWLINE)) - die ("Invalid regular expression: %s", - o->word_regex); - } - for (i = 0; i < ARRAY_SIZE(diff_words_styles); i++) { - if (o->word_diff == diff_words_styles[i].type) { - ecbdata.diff_words->style = - &diff_words_styles[i]; - break; - } - } - if (want_color(o->use_color)) { - struct diff_words_style *st = ecbdata.diff_words->style; - st->old.color = diff_get_color_opt(o, DIFF_FILE_OLD); - st->new.color = diff_get_color_opt(o, DIFF_FILE_NEW); - st->ctx.color = diff_get_color_opt(o, DIFF_PLAIN); - } - } + if (o->word_diff) + init_diff_words_data(&ecbdata, o, one, two); xdi_diff_outf(&mf1, &mf2, fn_out_consume, &ecbdata, &xpp, &xecfg); if (o->word_diff) @@@ -2402,7 -2312,6 +2402,7 @@@ static void builtin_diffstat(const cha { mmfile_t mf1, mf2; struct diffstat_file *data; + int same_contents; data = diffstat_add(diffstat, name_a, name_b); @@@ -2411,17 -2320,10 +2411,17 @@@ return; } + same_contents = !hashcmp(one->sha1, two->sha1); + if (diff_filespec_is_binary(one) || diff_filespec_is_binary(two)) { data->is_binary = 1; - data->added = diff_filespec_size(two); - data->deleted = diff_filespec_size(one); + if (same_contents) { + data->added = 0; + data->deleted = 0; + } else { + data->added = diff_filespec_size(two); + data->deleted = diff_filespec_size(one); + } } else if (complete_rewrite) { @@@ -2431,7 -2333,7 +2431,7 @@@ data->added = count_lines(two->data, two->size); } - else { + else if (!same_contents) { /* Crazy xdl interfaces.. */ xpparam_t xpp; xdemitconf_t xecfg; @@@ -2541,12 -2443,12 +2541,12 @@@ void free_filespec(struct diff_filespe } void fill_filespec(struct diff_filespec *spec, const unsigned char *sha1, - unsigned short mode) + int sha1_valid, unsigned short mode) { if (mode) { spec->mode = canon_mode(mode); hashcpy(spec->sha1, sha1); - spec->sha1_valid = !is_null_sha1(sha1); + spec->sha1_valid = sha1_valid; } } @@@ -2619,6 -2521,22 +2619,6 @@@ static int reuse_worktree_file(const ch return 0; } -static int populate_from_stdin(struct diff_filespec *s) -{ - struct strbuf buf = STRBUF_INIT; - size_t size = 0; - - if (strbuf_read(&buf, 0, 0) < 0) - return error("error while reading from stdin %s", - strerror(errno)); - - s->should_munmap = 0; - s->data = strbuf_detach(&buf, &size); - s->size = size; - s->should_free = 1; - return 0; -} - static int diff_populate_gitlink(struct diff_filespec *s, int size_only) { int len; @@@ -2668,6 -2586,9 +2668,6 @@@ int diff_populate_filespec(struct diff_ struct stat st; int fd; - if (!strcmp(s->path, "-")) - return populate_from_stdin(s); - if (lstat(s->path, &st) < 0) { if (errno == ENOENT) { err_empty: @@@ -2992,8 -2913,9 +2992,8 @@@ static void run_diff_cmd(const char *pg int complete_rewrite = (p->status == DIFF_STATUS_MODIFIED) && p->score; int must_show_header = 0; - if (!DIFF_OPT_TST(o, ALLOW_EXTERNAL)) - pgm = NULL; - else { + + if (DIFF_OPT_TST(o, ALLOW_EXTERNAL)) { struct userdiff_driver *drv = userdiff_find_by_path(attr_path); if (drv && drv->external) pgm = drv->external; @@@ -3028,7 -2950,7 +3028,7 @@@ static void diff_fill_sha1_info(struct if (DIFF_FILE_VALID(one)) { if (!one->sha1_valid) { struct stat st; - if (!strcmp(one->path, "-")) { + if (one->is_stdin) { hashcpy(one->sha1, null_sha1); return; } @@@ -3073,9 -2995,6 +3073,9 @@@ static void run_diff(struct diff_filepa if (o->prefix_length) strip_prefix(o->prefix_length, &name, &other); + if (!DIFF_OPT_TST(o, ALLOW_EXTERNAL)) + pgm = NULL; + if (DIFF_PAIR_UNMERGED(p)) { run_diff_cmd(pgm, name, NULL, attr_path, NULL, NULL, NULL, o, p); @@@ -3172,7 -3091,6 +3172,7 @@@ void diff_setup(struct diff_options *op options->rename_limit = -1; options->dirstat_permille = diff_dirstat_permille_default; options->context = 3; + DIFF_OPT_SET(options, RENAME_EMPTY); options->change = diff_change; options->add_remove = diff_addremove; @@@ -3187,7 -3105,7 +3187,7 @@@ } } - int diff_setup_done(struct diff_options *options) + void diff_setup_done(struct diff_options *options) { int count = 0; @@@ -3286,8 -3204,6 +3286,6 @@@ options->output_format = DIFF_FORMAT_NO_OUTPUT; DIFF_OPT_SET(options, EXIT_WITH_STATUS); } - - return 0; } static int opt_arg(const char *arg, int arg_short, const char *arg_long, int *val) @@@ -3384,7 -3300,6 +3382,7 @@@ static int stat_opt(struct diff_option char *end; int width = options->stat_width; int name_width = options->stat_name_width; + int graph_width = options->stat_graph_width; int count = options->stat_count; int argcount = 1; @@@ -3413,16 -3328,6 +3411,16 @@@ name_width = strtoul(av[1], &end, 10); argcount = 2; } + } else if (!prefixcmp(arg, "-graph-width")) { + arg += strlen("-graph-width"); + if (*arg == '=') + graph_width = strtoul(arg + 1, &end, 10); + else if (!*arg && !av[1]) + die("Option '--stat-graph-width' requires a value"); + else if (!*arg) { + graph_width = strtoul(av[1], &end, 10); + argcount = 2; + } } else if (!prefixcmp(arg, "-count")) { arg += strlen("-count"); if (*arg == '=') @@@ -3448,7 -3353,6 +3446,7 @@@ return 0; options->output_format |= DIFF_FORMAT_DIFFSTAT; options->stat_name_width = name_width; + options->stat_graph_width = graph_width; options->stat_width = width; options->stat_count = count; return argcount; @@@ -3543,10 -3447,6 +3541,10 @@@ int diff_opt_parse(struct diff_options } else if (!strcmp(arg, "--no-renames")) options->detect_rename = 0; + else if (!strcmp(arg, "--rename-empty")) + DIFF_OPT_SET(options, RENAME_EMPTY); + else if (!strcmp(arg, "--no-rename-empty")) + DIFF_OPT_CLR(options, RENAME_EMPTY); else if (!strcmp(arg, "--relative")) DIFF_OPT_SET(options, RELATIVE_NAME); else if (!prefixcmp(arg, "--relative=")) { @@@ -3566,9 -3466,9 +3564,9 @@@ else if (!strcmp(arg, "--ignore-space-at-eol")) DIFF_XDL_SET(options, IGNORE_WHITESPACE_AT_EOL); else if (!strcmp(arg, "--patience")) - DIFF_XDL_SET(options, PATIENCE_DIFF); + options->xdl_opts = DIFF_WITH_ALG(options, PATIENCE_DIFF); else if (!strcmp(arg, "--histogram")) - DIFF_XDL_SET(options, HISTOGRAM_DIFF); + options->xdl_opts = DIFF_WITH_ALG(options, HISTOGRAM_DIFF); /* flags options */ else if (!strcmp(arg, "--binary")) { @@@ -4440,12 -4340,6 +4438,12 @@@ void diff_flush(struct diff_options *op if (output_format & DIFF_FORMAT_PATCH) { if (separator) { + if (options->output_prefix) { + struct strbuf *msg = NULL; + msg = options->output_prefix(options, + options->output_prefix_data); + fwrite(msg->buf, msg->len, 1, stdout); + } putc(options->line_termination, options->file); if (options->stat_sep) { /* attach patch instead of inline */ @@@ -4693,7 -4587,6 +4691,7 @@@ static int is_submodule_ignored(const c void diff_addremove(struct diff_options *options, int addremove, unsigned mode, const unsigned char *sha1, + int sha1_valid, const char *concatpath, unsigned dirty_submodule) { struct diff_filespec *one, *two; @@@ -4725,9 -4618,9 +4723,9 @@@ two = alloc_filespec(concatpath); if (addremove != '+') - fill_filespec(one, sha1, mode); + fill_filespec(one, sha1, sha1_valid, mode); if (addremove != '-') { - fill_filespec(two, sha1, mode); + fill_filespec(two, sha1, sha1_valid, mode); two->dirty_submodule = dirty_submodule; } @@@ -4740,7 -4633,6 +4738,7 @@@ void diff_change(struct diff_options *o unsigned old_mode, unsigned new_mode, const unsigned char *old_sha1, const unsigned char *new_sha1, + int old_sha1_valid, int new_sha1_valid, const char *concatpath, unsigned old_dirty_submodule, unsigned new_dirty_submodule) { @@@ -4755,8 -4647,6 +4753,8 @@@ const unsigned char *tmp_c; tmp = old_mode; old_mode = new_mode; new_mode = tmp; tmp_c = old_sha1; old_sha1 = new_sha1; new_sha1 = tmp_c; + tmp = old_sha1_valid; old_sha1_valid = new_sha1_valid; + new_sha1_valid = tmp; tmp = old_dirty_submodule; old_dirty_submodule = new_dirty_submodule; new_dirty_submodule = tmp; } @@@ -4767,8 -4657,8 +4765,8 @@@ one = alloc_filespec(concatpath); two = alloc_filespec(concatpath); - fill_filespec(one, old_sha1, old_mode); - fill_filespec(two, new_sha1, new_mode); + fill_filespec(one, old_sha1, old_sha1_valid, old_mode); + fill_filespec(two, new_sha1, new_sha1_valid, new_mode); one->dirty_submodule = old_dirty_submodule; two->dirty_submodule = new_dirty_submodule; diff --combined diff.h index 815dd7af57,1d0a808bd4..e25addb806 --- a/diff.h +++ b/diff.h @@@ -19,14 -19,12 +19,14 @@@ typedef void (*change_fn_t)(struct diff unsigned old_mode, unsigned new_mode, const unsigned char *old_sha1, const unsigned char *new_sha1, + int old_sha1_valid, int new_sha1_valid, const char *fullpath, unsigned old_dirty_submodule, unsigned new_dirty_submodule); typedef void (*add_remove_fn_t)(struct diff_options *options, int addremove, unsigned mode, const unsigned char *sha1, + int sha1_valid, const char *fullpath, unsigned dirty_submodule); typedef void (*diff_format_fn_t)(struct diff_queue_struct *q, @@@ -62,7 -60,7 +62,7 @@@ typedef struct strbuf *(*diff_prefix_fn #define DIFF_OPT_SILENT_ON_REMOVE (1 << 5) #define DIFF_OPT_FIND_COPIES_HARDER (1 << 6) #define DIFF_OPT_FOLLOW_RENAMES (1 << 7) -/* (1 << 8) unused */ +#define DIFF_OPT_RENAME_EMPTY (1 << 8) /* (1 << 9) unused */ #define DIFF_OPT_HAS_CHANGES (1 << 10) #define DIFF_OPT_QUICK (1 << 11) @@@ -84,7 -82,6 +84,7 @@@ #define DIFF_OPT_OVERRIDE_SUBMODULE_CONFIG (1 << 27) #define DIFF_OPT_DIRSTAT_BY_LINE (1 << 28) #define DIFF_OPT_FUNCCONTEXT (1 << 29) +#define DIFF_OPT_PICKAXE_IGNORE_CASE (1 << 30) #define DIFF_OPT_TST(opts, flag) ((opts)->flags & DIFF_OPT_##flag) #define DIFF_OPT_SET(opts, flag) ((opts)->flags |= DIFF_OPT_##flag) @@@ -93,8 -90,6 +93,8 @@@ #define DIFF_XDL_SET(opts, flag) ((opts)->xdl_opts |= XDF_##flag) #define DIFF_XDL_CLR(opts, flag) ((opts)->xdl_opts &= ~XDF_##flag) +#define DIFF_WITH_ALG(opts, flag) (((opts)->xdl_opts & ~XDF_DIFF_ALGORITHM_MASK) | XDF_##flag) + enum diff_words_type { DIFF_WORDS_NONE = 0, DIFF_WORDS_PORCELAIN, @@@ -134,7 -129,6 +134,7 @@@ struct diff_options int stat_width; int stat_name_width; + int stat_graph_width; int stat_count; const char *word_regex; enum diff_words_type word_diff; @@@ -154,7 -148,6 +154,7 @@@ diff_format_fn_t format_callback; void *format_callback_data; diff_prefix_fn_t output_prefix; + int output_prefix_length; void *output_prefix_data; }; @@@ -216,15 -209,12 +216,15 @@@ extern void diff_addremove(struct diff_ int addremove, unsigned mode, const unsigned char *sha1, + int sha1_valid, const char *fullpath, unsigned dirty_submodule); extern void diff_change(struct diff_options *, unsigned mode1, unsigned mode2, const unsigned char *sha1, const unsigned char *sha2, + int sha1_valid, + int sha2_valid, const char *fullpath, unsigned dirty_submodule1, unsigned dirty_submodule2); @@@ -246,7 -236,7 +246,7 @@@ extern int git_diff_ui_config(const cha extern int diff_use_color_default; extern void diff_setup(struct diff_options *); extern int diff_opt_parse(struct diff_options *, const char **, int); - extern int diff_setup_done(struct diff_options *); + extern void diff_setup_done(struct diff_options *); #define DIFF_DETECT_RENAME 1 #define DIFF_DETECT_COPY 2 diff --combined merge-recursive.c index 8801b9d2f1,3fcc327581..e02da3556d --- a/merge-recursive.c +++ b/merge-recursive.c @@@ -264,7 -264,7 +264,7 @@@ struct tree *write_tree_from_memory(str if (!cache_tree_fully_valid(active_cache_tree) && cache_tree_update(active_cache_tree, - active_cache, active_nr, 0, 0, 0) < 0) + active_cache, active_nr, 0) < 0) die("error building trees"); result = lookup_tree(active_cache_tree->sha1); @@@ -485,7 -485,6 +485,7 @@@ static struct string_list *get_renames( renames = xcalloc(1, sizeof(struct string_list)); diff_setup(&opts); DIFF_OPT_SET(&opts, RECURSIVE); + DIFF_OPT_CLR(&opts, RENAME_EMPTY); opts.detect_rename = DIFF_DETECT_RENAME; opts.rename_limit = o->merge_rename_limit >= 0 ? o->merge_rename_limit : o->diff_rename_limit >= 0 ? o->diff_rename_limit : @@@ -493,8 -492,7 +493,7 @@@ opts.rename_score = o->rename_score; opts.show_rename_progress = o->show_rename_progress; opts.output_format = DIFF_FORMAT_NO_OUTPUT; - if (diff_setup_done(&opts) < 0) - die("diff setup failed"); + diff_setup_done(&opts); diff_tree_sha1(o_tree->object.sha1, tree->object.sha1, "", &opts); diffcore_std(&opts); if (opts.needed_rename_limit > o->needed_rename_limit) @@@ -614,6 -612,23 +613,6 @@@ static char *unique_path(struct merge_o return newpath; } -static void flush_buffer(int fd, const char *buf, unsigned long size) -{ - while (size > 0) { - long ret = write_in_full(fd, buf, size); - if (ret < 0) { - /* Ignore epipe */ - if (errno == EPIPE) - break; - die_errno("merge-recursive"); - } else if (!ret) { - die("merge-recursive: disk full?"); - } - size -= ret; - buf += ret; - } -} - static int dir_in_way(const char *path, int check_working_copy) { int pos, pathlen = strlen(path); @@@ -772,7 -787,7 +771,7 @@@ static void update_file_flags(struct me fd = open(path, O_WRONLY | O_TRUNC | O_CREAT, mode); if (fd < 0) die_errno("failed to open '%s'", path); - flush_buffer(fd, buf, size); + write_in_full(fd, buf, size); close(fd); } else if (S_ISLNK(mode)) { char *lnk = xmemdupz(buf, size); @@@ -1898,7 -1913,7 +1897,7 @@@ int merge_recursive(struct merge_option /* if there is no common ancestor, use an empty tree */ struct tree *tree; - tree = lookup_tree((const unsigned char *)EMPTY_TREE_SHA1_BIN); + tree = lookup_tree(EMPTY_TREE_SHA1_BIN); merged_common_ancestors = make_virtual_commit(tree, "ancestor"); } @@@ -2052,9 -2067,9 +2051,9 @@@ int parse_merge_opt(struct merge_option else if (!prefixcmp(s, "subtree=")) o->subtree_shift = s + strlen("subtree="); else if (!strcmp(s, "patience")) - o->xdl_opts |= XDF_PATIENCE_DIFF; + o->xdl_opts = DIFF_WITH_ALG(o, PATIENCE_DIFF); else if (!strcmp(s, "histogram")) - o->xdl_opts |= XDF_HISTOGRAM_DIFF; + o->xdl_opts = DIFF_WITH_ALG(o, HISTOGRAM_DIFF); else if (!strcmp(s, "ignore-space-change")) o->xdl_opts |= XDF_IGNORE_WHITESPACE_CHANGE; else if (!strcmp(s, "ignore-all-space")) diff --combined notes-merge.c index 74aa77ce4b,66b1da9e8a..7d62904f61 --- a/notes-merge.c +++ b/notes-merge.c @@@ -126,8 -126,7 +126,7 @@@ static struct notes_merge_pair *diff_tr diff_setup(&opt); DIFF_OPT_SET(&opt, RECURSIVE); opt.output_format = DIFF_FORMAT_NO_OUTPUT; - if (diff_setup_done(&opt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&opt); diff_tree_sha1(base, remote, "", &opt); diffcore_std(&opt); @@@ -190,8 -189,7 +189,7 @@@ static void diff_tree_local(struct note diff_setup(&opt); DIFF_OPT_SET(&opt, RECURSIVE); opt.output_format = DIFF_FORMAT_NO_OUTPUT; - if (diff_setup_done(&opt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&opt); diff_tree_sha1(base, local, "", &opt); diffcore_std(&opt); @@@ -267,8 -265,7 +265,8 @@@ static void check_notes_merge_worktree( * Must establish NOTES_MERGE_WORKTREE. * Abort if NOTES_MERGE_WORKTREE already exists */ - if (file_exists(git_path(NOTES_MERGE_WORKTREE))) { + if (file_exists(git_path(NOTES_MERGE_WORKTREE)) && + !is_empty_dir(git_path(NOTES_MERGE_WORKTREE))) { if (advice_resolve_conflict) die("You have not concluded your previous " "notes merge (%s exists).\nPlease, use " @@@ -688,60 -685,51 +686,60 @@@ int notes_merge_commit(struct notes_mer { /* * Iterate through files in .git/NOTES_MERGE_WORKTREE and add all - * found notes to 'partial_tree'. Write the updates notes tree to + * found notes to 'partial_tree'. Write the updated notes tree to * the DB, and commit the resulting tree object while reusing the * commit message and parents from 'partial_commit'. * Finally store the new commit object SHA1 into 'result_sha1'. */ - struct dir_struct dir; - char *path = xstrdup(git_path(NOTES_MERGE_WORKTREE "/")); - int path_len = strlen(path), i; + DIR *dir; + struct dirent *e; + struct strbuf path = STRBUF_INIT; char *msg = strstr(partial_commit->buffer, "\n\n"); struct strbuf sb_msg = STRBUF_INIT; + int baselen; + strbuf_addstr(&path, git_path(NOTES_MERGE_WORKTREE)); if (o->verbosity >= 3) - printf("Committing notes in notes merge worktree at %.*s\n", - path_len - 1, path); + printf("Committing notes in notes merge worktree at %s\n", + path.buf); if (!msg || msg[2] == '\0') die("partial notes commit has empty message"); msg += 2; - memset(&dir, 0, sizeof(dir)); - read_directory(&dir, path, path_len, NULL); - for (i = 0; i < dir.nr; i++) { - struct dir_entry *ent = dir.entries[i]; + dir = opendir(path.buf); + if (!dir) + die_errno("could not open %s", path.buf); + + strbuf_addch(&path, '/'); + baselen = path.len; + while ((e = readdir(dir)) != NULL) { struct stat st; - const char *relpath = ent->name + path_len; unsigned char obj_sha1[20], blob_sha1[20]; - if (ent->len - path_len != 40 || get_sha1_hex(relpath, obj_sha1)) { + if (is_dot_or_dotdot(e->d_name)) + continue; + + if (strlen(e->d_name) != 40 || get_sha1_hex(e->d_name, obj_sha1)) { if (o->verbosity >= 3) - printf("Skipping non-SHA1 entry '%s'\n", - ent->name); + printf("Skipping non-SHA1 entry '%s%s'\n", + path.buf, e->d_name); continue; } + strbuf_addstr(&path, e->d_name); /* write file as blob, and add to partial_tree */ - if (stat(ent->name, &st)) - die_errno("Failed to stat '%s'", ent->name); - if (index_path(blob_sha1, ent->name, &st, HASH_WRITE_OBJECT)) - die("Failed to write blob object from '%s'", ent->name); + if (stat(path.buf, &st)) + die_errno("Failed to stat '%s'", path.buf); + if (index_path(blob_sha1, path.buf, &st, HASH_WRITE_OBJECT)) + die("Failed to write blob object from '%s'", path.buf); if (add_note(partial_tree, obj_sha1, blob_sha1, NULL)) die("Failed to add resolved note '%s' to notes tree", - ent->name); + path.buf); if (o->verbosity >= 4) printf("Added resolved note for object %s: %s\n", sha1_to_hex(obj_sha1), sha1_to_hex(blob_sha1)); + strbuf_setlen(&path, baselen); } strbuf_attach(&sb_msg, msg, strlen(msg), strlen(msg) + 1); @@@ -750,25 -738,20 +748,25 @@@ if (o->verbosity >= 4) printf("Finalized notes merge commit: %s\n", sha1_to_hex(result_sha1)); - free(path); + strbuf_release(&path); + closedir(dir); return 0; } int notes_merge_abort(struct notes_merge_options *o) { - /* Remove .git/NOTES_MERGE_WORKTREE directory and all files within */ + /* + * Remove all files within .git/NOTES_MERGE_WORKTREE. We do not remove + * the .git/NOTES_MERGE_WORKTREE directory itself, since it might be + * the current working directory of the user. + */ struct strbuf buf = STRBUF_INIT; int ret; strbuf_addstr(&buf, git_path(NOTES_MERGE_WORKTREE)); if (o->verbosity >= 3) - printf("Removing notes merge worktree at %s\n", buf.buf); - ret = remove_dir_recursively(&buf, 0); + printf("Removing notes merge worktree at %s/*\n", buf.buf); + ret = remove_dir_recursively(&buf, REMOVE_DIR_KEEP_TOPLEVEL); strbuf_release(&buf); return ret; } diff --combined revision.c index 74c484ca84,86d17c6d7a..6d21ac7ee1 --- a/revision.c +++ b/revision.c @@@ -139,32 -139,11 +139,32 @@@ void mark_tree_uninteresting(struct tre void mark_parents_uninteresting(struct commit *commit) { - struct commit_list *parents = commit->parents; + struct commit_list *parents = NULL, *l; + + for (l = commit->parents; l; l = l->next) + commit_list_insert(l->item, &parents); while (parents) { struct commit *commit = parents->item; - if (!(commit->object.flags & UNINTERESTING)) { + l = parents; + parents = parents->next; + free(l); + + while (commit) { + /* + * A missing commit is ok iff its parent is marked + * uninteresting. + * + * We just mark such a thing parsed, so that when + * it is popped next time around, we won't be trying + * to parse it and get an error. + */ + if (!has_sha1_file(commit->object.sha1)) + commit->object.parsed = 1; + + if (commit->object.flags & UNINTERESTING) + break; + commit->object.flags |= UNINTERESTING; /* @@@ -175,13 -154,21 +175,13 @@@ * wasn't uninteresting), in which case we need * to mark its parents recursively too.. */ - if (commit->parents) - mark_parents_uninteresting(commit); - } + if (!commit->parents) + break; - /* - * A missing commit is ok iff its parent is marked - * uninteresting. - * - * We just mark such a thing parsed, so that when - * it is popped next time around, we won't be trying - * to parse it and get an error. - */ - if (!has_sha1_file(commit->object.sha1)) - commit->object.parsed = 1; - parents = parents->next; + for (l = commit->parents->next; l; l = l->next) + commit_list_insert(l->item, &parents); + commit = commit->parents->item; + } } } @@@ -345,7 -332,6 +345,7 @@@ static int tree_difference = REV_TREE_S static void file_add_remove(struct diff_options *options, int addremove, unsigned mode, const unsigned char *sha1, + int sha1_valid, const char *fullpath, unsigned dirty_submodule) { int diff = addremove == '+' ? REV_TREE_NEW : REV_TREE_OLD; @@@ -359,7 -345,6 +359,7 @@@ static void file_change(struct diff_opt unsigned old_mode, unsigned new_mode, const unsigned char *old_sha1, const unsigned char *new_sha1, + int old_sha1_valid, int new_sha1_valid, const char *fullpath, unsigned old_dirty_submodule, unsigned new_dirty_submodule) { @@@ -1360,13 -1345,11 +1360,13 @@@ static int handle_revision_opt(struct r revs->topo_order = 1; } else if (!strcmp(arg, "--simplify-merges")) { revs->simplify_merges = 1; + revs->topo_order = 1; revs->rewrite_parents = 1; revs->simplify_history = 0; revs->limited = 1; } else if (!strcmp(arg, "--simplify-by-decoration")) { revs->simplify_merges = 1; + revs->topo_order = 1; revs->rewrite_parents = 1; revs->simplify_history = 0; revs->simplify_by_decoration = 1; @@@ -1586,7 -1569,6 +1586,7 @@@ revs->grep_filter.regflags |= REG_EXTENDED; } else if (!strcmp(arg, "--regexp-ignore-case") || !strcmp(arg, "-i")) { revs->grep_filter.regflags |= REG_ICASE; + DIFF_OPT_SET(&revs->diffopt, PICKAXE_IGNORE_CASE); } else if (!strcmp(arg, "--fixed-strings") || !strcmp(arg, "-F")) { revs->grep_filter.fixed = 1; } else if (!strcmp(arg, "--all-match")) { @@@ -1719,21 -1701,17 +1719,21 @@@ int setup_revisions(int argc, const cha submodule = opt->submodule; /* First, search for "--" */ - seen_dashdash = 0; - for (i = 1; i < argc; i++) { - const char *arg = argv[i]; - if (strcmp(arg, "--")) - continue; - argv[i] = NULL; - argc = i; - if (argv[i + 1]) - append_prune_data(&prune_data, argv + i + 1); + if (opt && opt->assume_dashdash) { seen_dashdash = 1; - break; + } else { + seen_dashdash = 0; + for (i = 1; i < argc; i++) { + const char *arg = argv[i]; + if (strcmp(arg, "--")) + continue; + argv[i] = NULL; + argc = i; + if (argv[i + 1]) + append_prune_data(&prune_data, argv + i + 1); + seen_dashdash = 1; + break; + } } /* Second, deal with arguments and options */ @@@ -1785,7 -1763,7 +1785,7 @@@ * but the latter we have checked in the main loop. */ for (j = i; j < argc; j++) - verify_filename(revs->prefix, argv[j]); + verify_filename(revs->prefix, argv[j], j == i); append_prune_data(&prune_data, argv + i); break; @@@ -1855,8 -1833,7 +1855,7 @@@ if (revs->combine_merges) revs->ignore_merges = 0; revs->diffopt.abbrev = revs->abbrev; - if (diff_setup_done(&revs->diffopt) < 0) - die("diff_setup_done failed"); + diff_setup_done(&revs->diffopt); compile_grep_patterns(&revs->grep_filter); @@@ -1951,9 -1928,8 +1950,9 @@@ static struct commit_list **simplify_on } /* - * Do we know what commit all of our parents should be rewritten to? - * Otherwise we are not ready to rewrite this one yet. + * Do we know what commit all of our parents that matter + * should be rewritten to? Otherwise we are not ready to + * rewrite this one yet. */ for (cnt = 0, p = commit->parents; p; p = p->next) { pst = locate_simplify_state(revs, p->item); @@@ -1961,8 -1937,6 +1960,8 @@@ tail = &commit_list_insert(p->item, tail)->next; cnt++; } + if (revs->first_parent_only) + break; } if (cnt) { tail = &commit_list_insert(commit, tail)->next; @@@ -1975,13 -1949,8 +1974,13 @@@ for (p = commit->parents; p; p = p->next) { pst = locate_simplify_state(revs, p->item); p->item = pst->simplified; + if (revs->first_parent_only) + break; } - cnt = remove_duplicate_parents(commit); + if (!revs->first_parent_only) + cnt = remove_duplicate_parents(commit); + else + cnt = 1; /* * It is possible that we are a merge and one side branch @@@ -2025,31 -1994,25 +2024,31 @@@ static void simplify_merges(struct rev_info *revs) { - struct commit_list *list; + struct commit_list *list, *next; struct commit_list *yet_to_do, **tail; + struct commit *commit; - if (!revs->topo_order) - sort_in_topological_order(&revs->commits, revs->lifo); if (!revs->prune) return; /* feed the list reversed */ yet_to_do = NULL; - for (list = revs->commits; list; list = list->next) - commit_list_insert(list->item, &yet_to_do); + for (list = revs->commits; list; list = next) { + commit = list->item; + next = list->next; + /* + * Do not free(list) here yet; the original list + * is used later in this function. + */ + commit_list_insert(commit, &yet_to_do); + } while (yet_to_do) { list = yet_to_do; yet_to_do = NULL; tail = &yet_to_do; while (list) { - struct commit *commit = list->item; - struct commit_list *next = list->next; + commit = list->item; + next = list->next; free(list); list = next; tail = simplify_one(revs, commit, tail); @@@ -2061,10 -2024,9 +2060,10 @@@ revs->commits = NULL; tail = &revs->commits; while (list) { - struct commit *commit = list->item; - struct commit_list *next = list->next; struct merge_simplify_state *st; + + commit = list->item; + next = list->next; free(list); list = next; st = locate_simplify_state(revs, commit); @@@ -2085,16 -2047,10 +2084,16 @@@ static void set_children(struct rev_inf } } +void reset_revision_walk(void) +{ + clear_object_flags(SEEN | ADDED | SHOWN); +} + int prepare_revision_walk(struct rev_info *revs) { int nr = revs->pending.nr; struct object_array_entry *e, *list; + struct commit_list **next = &revs->commits; e = list = revs->pending.objects; revs->pending.nr = 0; @@@ -2105,12 -2061,11 +2104,12 @@@ if (commit) { if (!(commit->object.flags & SEEN)) { commit->object.flags |= SEEN; - commit_list_insert_by_date(commit, &revs->commits); + next = commit_list_append(commit, next); } } e++; } + commit_list_sort_by_date(&revs->commits); if (!revs->leak_pending) free(list); diff --combined submodule.c index 959d349ea7,191b43240f..19dc6a6c0d --- a/submodule.c +++ b/submodule.c @@@ -63,9 -63,6 +63,9 @@@ static int add_submodule_odb(const cha alt_odb->name[40] = '\0'; alt_odb->name[41] = '\0'; alt_odb_list = alt_odb; + + /* add possible alternates from the submodule */ + read_info_alternates(objects_directory.buf, 0); prepare_alt_odb(); done: strbuf_release(&objects_directory); @@@ -360,19 -357,21 +360,19 @@@ static void collect_submodules_from_dif void *data) { int i; - int *needs_pushing = data; + struct string_list *needs_pushing = data; for (i = 0; i < q->nr; i++) { struct diff_filepair *p = q->queue[i]; if (!S_ISGITLINK(p->two->mode)) continue; - if (submodule_needs_pushing(p->two->path, p->two->sha1)) { - *needs_pushing = 1; - break; - } + if (submodule_needs_pushing(p->two->path, p->two->sha1)) + string_list_insert(needs_pushing, p->two->path); } } - -static void commit_need_pushing(struct commit *commit, int *needs_pushing) +static void find_unpushed_submodule_commits(struct commit *commit, + struct string_list *needs_pushing) { struct rev_info rev; @@@ -383,15 -382,14 +383,15 @@@ diff_tree_combined_merge(commit, 1, &rev); } -int check_submodule_needs_pushing(unsigned char new_sha1[20], const char *remotes_name) +int find_unpushed_submodules(unsigned char new_sha1[20], + const char *remotes_name, struct string_list *needs_pushing) { struct rev_info rev; struct commit *commit; const char *argv[] = {NULL, NULL, "--not", "NULL", NULL}; int argc = ARRAY_SIZE(argv) - 1; char *sha1_copy; - int needs_pushing = 0; + struct strbuf remotes_arg = STRBUF_INIT; strbuf_addf(&remotes_arg, "--remotes=%s", remotes_name); @@@ -403,62 -401,13 +403,62 @@@ if (prepare_revision_walk(&rev)) die("revision walk setup failed"); - while ((commit = get_revision(&rev)) && !needs_pushing) - commit_need_pushing(commit, &needs_pushing); + while ((commit = get_revision(&rev)) != NULL) + find_unpushed_submodule_commits(commit, needs_pushing); + reset_revision_walk(); free(sha1_copy); strbuf_release(&remotes_arg); - return needs_pushing; + return needs_pushing->nr; +} + +static int push_submodule(const char *path) +{ + if (add_submodule_odb(path)) + return 1; + + if (for_each_remote_ref_submodule(path, has_remote, NULL) > 0) { + struct child_process cp; + const char *argv[] = {"push", NULL}; + + memset(&cp, 0, sizeof(cp)); + cp.argv = argv; + cp.env = local_repo_env; + cp.git_cmd = 1; + cp.no_stdin = 1; + cp.dir = path; + if (run_command(&cp)) + return 0; + close(cp.out); + } + + return 1; +} + +int push_unpushed_submodules(unsigned char new_sha1[20], const char *remotes_name) +{ + int i, ret = 1; + struct string_list needs_pushing; + + memset(&needs_pushing, 0, sizeof(struct string_list)); + needs_pushing.strdup_strings = 1; + + if (!find_unpushed_submodules(new_sha1, remotes_name, &needs_pushing)) + return 1; + + for (i = 0; i < needs_pushing.nr; i++) { + const char *path = needs_pushing.items[i].string; + fprintf(stderr, "Pushing submodule '%s'\n", path); + if (!push_submodule(path)) { + fprintf(stderr, "Unable to push submodule '%s'\n", path); + ret = 0; + } + } + + string_list_clear(&needs_pushing, 0); + + return ret; } static int is_submodule_commit_present(const char *path, unsigned char sha1[20]) @@@ -574,8 -523,7 +574,7 @@@ static void calculate_changed_submodule DIFF_OPT_SET(&diff_opts, RECURSIVE); diff_opts.output_format |= DIFF_FORMAT_CALLBACK; diff_opts.format_callback = submodule_collect_changed_cb; - if (diff_setup_done(&diff_opts) < 0) - die("diff_setup_done failed"); + diff_setup_done(&diff_opts); diff_tree_sha1(parent->item->object.sha1, commit->object.sha1, "", &diff_opts); diffcore_std(&diff_opts); diff_flush(&diff_opts); @@@ -792,7 -740,6 +791,7 @@@ static int find_first_merges(struct obj if (in_merge_bases(b, &commit, 1)) add_object_array(o, NULL, &merges); } + reset_revision_walk(); /* Now we've got all merges that contain a and b. Prune all * merges that contain another found merge and save them in diff --combined tree-diff.c index 7e5483366e,f760740a11..ba01563a02 --- a/tree-diff.c +++ b/tree-diff.c @@@ -49,12 -49,12 +49,12 @@@ static int compare_tree_entry(struct tr if (DIFF_OPT_TST(opt, RECURSIVE) && S_ISDIR(mode1)) { if (DIFF_OPT_TST(opt, TREE_IN_RECURSIVE)) { opt->change(opt, mode1, mode2, - sha1, sha2, base->buf, 0, 0); + sha1, sha2, 1, 1, base->buf, 0, 0); } strbuf_addch(base, '/'); diff_tree_sha1(sha1, sha2, base->buf, opt); } else { - opt->change(opt, mode1, mode2, sha1, sha2, base->buf, 0, 0); + opt->change(opt, mode1, mode2, sha1, sha2, 1, 1, base->buf, 0, 0); } strbuf_setlen(base, old_baselen); return 0; @@@ -100,7 -100,7 +100,7 @@@ static void show_entry(struct diff_opti die("corrupt tree sha %s", sha1_to_hex(sha1)); if (DIFF_OPT_TST(opt, TREE_IN_RECURSIVE)) - opt->add_remove(opt, *prefix, mode, sha1, base->buf, 0); + opt->add_remove(opt, *prefix, mode, sha1, 1, base->buf, 0); strbuf_addch(base, '/'); @@@ -108,7 -108,7 +108,7 @@@ show_tree(opt, prefix, &inner, base); free(tree); } else - opt->add_remove(opt, prefix[0], mode, sha1, base->buf, 0); + opt->add_remove(opt, prefix[0], mode, sha1, 1, base->buf, 0); strbuf_setlen(base, old_baselen); } @@@ -212,8 -212,7 +212,7 @@@ static void try_to_follow_renames(struc diff_opts.rename_score = opt->rename_score; paths[0] = NULL; diff_tree_setup_paths(paths, &diff_opts); - if (diff_setup_done(&diff_opts) < 0) - die("unable to set up diff options to follow renames"); + diff_setup_done(&diff_opts); diff_tree(t1, t2, base, &diff_opts); diffcore_std(&diff_opts); diff_tree_release_paths(&diff_opts);