1 files changed, 73 insertions, 42 deletions

diff --git a/builtin/blame.c b/builtin/blame.c
index 641523f..9aa7468 100644
--- a/builtin/blame.c
+++ b/builtin/blame.c
@@ -5,10 +5,13 @@
  * See COPYING for licensing conditions
  */
 
-#include "cache.h"
+#include "git-compat-util.h"
 #include "config.h"
 #include "color.h"
 #include "builtin.h"
+#include "environment.h"
+#include "gettext.h"
+#include "hex.h"
 #include "repository.h"
 #include "commit.h"
 #include "diff.h"
@@ -22,14 +25,18 @@
 #include "userdiff.h"
 #include "line-range.h"
 #include "line-log.h"
-#include "dir.h"
 #include "progress.h"
-#include "object-store.h"
+#include "object-name.h"
+#include "object-store-ll.h"
+#include "pager.h"
 #include "blame.h"
 #include "refs.h"
+#include "setup.h"
 #include "tag.h"
+#include "write-or-die.h"
 
 static char blame_usage[] = N_("git blame [<options>] [<rev-opts>] [<rev>] [--] <file>");
+static char annotate_usage[] = N_("git annotate [<options>] [<rev-opts>] [<rev>] [--] <file>");
 
 static const char *blame_opt_usage[] = {
 	blame_usage,
@@ -38,6 +45,13 @@ static const char *blame_opt_usage[] = {
 	NULL
 };
 
+static const char *annotate_opt_usage[] = {
+	annotate_usage,
+	"",
+	N_("<rev-opts> are documented in git-rev-list(1)"),
+	NULL
+};
+
 static int longest_file;
 static int longest_author;
 static int max_orig_digits;
@@ -101,6 +115,16 @@ struct commit_info {
 	struct strbuf summary;
 };
 
+#define COMMIT_INFO_INIT { \
+	.author = STRBUF_INIT, \
+	.author_mail = STRBUF_INIT, \
+	.author_tz = STRBUF_INIT, \
+	.committer = STRBUF_INIT, \
+	.committer_mail = STRBUF_INIT, \
+	.committer_tz = STRBUF_INIT, \
+	.summary = STRBUF_INIT, \
+}
+
 /*
  * Parse author/committer line in the commit object buffer
  */
@@ -160,18 +184,6 @@ static void get_ac_line(const char *inbuf, const char *what,
 	strbuf_add(name, namebuf, namelen);
 }
 
-static void commit_info_init(struct commit_info *ci)
-{
-
-	strbuf_init(&ci->author, 0);
-	strbuf_init(&ci->author_mail, 0);
-	strbuf_init(&ci->author_tz, 0);
-	strbuf_init(&ci->committer, 0);
-	strbuf_init(&ci->committer_mail, 0);
-	strbuf_init(&ci->committer_tz, 0);
-	strbuf_init(&ci->summary, 0);
-}
-
 static void commit_info_destroy(struct commit_info *ci)
 {
 
@@ -192,16 +204,14 @@ static void get_commit_info(struct commit *commit,
 	const char *subject, *encoding;
 	const char *message;
 
-	commit_info_init(ret);
-
 	encoding = get_log_output_encoding();
-	message = logmsg_reencode(commit, NULL, encoding);
+	message = repo_logmsg_reencode(the_repository, commit, NULL, encoding);
 	get_ac_line(message, "\nauthor ",
 		    &ret->author, &ret->author_mail,
 		    &ret->author_time, &ret->author_tz);
 
 	if (!detailed) {
-		unuse_commit_buffer(commit, message);
+		repo_unuse_commit_buffer(the_repository, commit, message);
 		return;
 	}
 
@@ -215,7 +225,7 @@ static void get_commit_info(struct commit *commit,
 	else
 		strbuf_addf(&ret->summary, "(%s)", oid_to_hex(&commit->object.oid));
 
-	unuse_commit_buffer(commit, message);
+	repo_unuse_commit_buffer(the_repository, commit, message);
 }
 
 /*
@@ -246,7 +256,7 @@ static void write_filename_info(struct blame_origin *suspect)
  */
 static int emit_one_suspect_detail(struct blame_origin *suspect, int repeat)
 {
-	struct commit_info ci;
+	struct commit_info ci = COMMIT_INFO_INIT;
 
 	if (!repeat && (suspect->commit->object.flags & METAINFO_SHOWN))
 		return 0;
@@ -306,7 +316,7 @@ static const char *format_time(timestamp_t time, const char *tz_str,
 		size_t time_width;
 		int tz;
 		tz = atoi(tz_str);
-		time_str = show_date(time, tz, &blame_date_mode);
+		time_str = show_date(time, tz, blame_date_mode);
 		strbuf_addstr(&time_buf, time_str);
 		/*
 		 * Add space paddings to time_buf to display a fixed width
@@ -440,7 +450,7 @@ static void emit_other(struct blame_scoreboard *sb, struct blame_entry *ent, int
 	int cnt;
 	const char *cp;
 	struct blame_origin *suspect = ent->suspect;
-	struct commit_info ci;
+	struct commit_info ci = COMMIT_INFO_INIT;
 	char hex[GIT_MAX_HEXSZ + 1];
 	int show_raw_time = !!(opt & OUTPUT_RAW_TIMESTAMP);
 	const char *default_color = NULL, *color = NULL, *reset = NULL;
@@ -597,8 +607,9 @@ static int read_ancestry(const char *graft_file)
 
 static int update_auto_abbrev(int auto_abbrev, struct blame_origin *suspect)
 {
-	const char *uniq = find_unique_abbrev(&suspect->commit->object.oid,
-					      auto_abbrev);
+	const char *uniq = repo_find_unique_abbrev(the_repository,
+						   &suspect->commit->object.oid,
+						   auto_abbrev);
 	int len = strlen(uniq);
 	if (auto_abbrev < len)
 		return len;
@@ -630,7 +641,7 @@ static void find_alignment(struct blame_scoreboard *sb, int *option)
 		if (longest_file < num)
 			longest_file = num;
 		if (!(suspect->commit->object.flags & METAINFO_SHOWN)) {
-			struct commit_info ci;
+			struct commit_info ci = COMMIT_INFO_INIT;
 			suspect->commit->object.flags |= METAINFO_SHOWN;
 			get_commit_info(suspect->commit, &ci, 1);
 			if (*option & OUTPUT_SHOW_EMAIL)
@@ -681,7 +692,8 @@ static const char *add_prefix(const char *prefix, const char *path)
 	return prefix_path(prefix, prefix ? strlen(prefix) : 0, path);
 }
 
-static int git_blame_config(const char *var, const char *value, void *cb)
+static int git_blame_config(const char *var, const char *value,
+			    const struct config_context *ctx, void *cb)
 {
 	if (!strcmp(var, "blame.showroot")) {
 		show_root = git_config_bool(var, value);
@@ -725,8 +737,8 @@ static int git_blame_config(const char *var, const char *value, void *cb)
 	}
 	if (!strcmp(var, "color.blame.repeatedlines")) {
 		if (color_parse_mem(value, strlen(value), repeated_meta_color))
-			warning(_("invalid color '%s' in color.blame.repeatedLines"),
-				value);
+			warning(_("invalid value for '%s': '%s'"),
+				"color.blame.repeatedLines", value);
 		return 0;
 	}
 	if (!strcmp(var, "color.blame.highlightrecent")) {
@@ -735,6 +747,8 @@ static int git_blame_config(const char *var, const char *value, void *cb)
 	}
 
 	if (!strcmp(var, "blame.coloring")) {
+		if (!value)
+			return config_error_nonbool(var);
 		if (!strcmp(value, "repeatedLines")) {
 			coloring_mode |= OUTPUT_COLOR_LINE;
 		} else if (!strcmp(value, "highlightRecent")) {
@@ -743,7 +757,8 @@ static int git_blame_config(const char *var, const char *value, void *cb)
 			coloring_mode &= ~(OUTPUT_COLOR_LINE |
 					    OUTPUT_SHOW_AGE_WITH_COLOR);
 		} else {
-			warning(_("invalid value for blame.coloring"));
+			warning(_("invalid value for '%s': '%s'"),
+				"blame.coloring", value);
 			return 0;
 		}
 	}
@@ -753,7 +768,7 @@ static int git_blame_config(const char *var, const char *value, void *cb)
 	if (userdiff_config(var, value) < 0)
 		return -1;
 
-	return git_default_config(var, value, cb);
+	return git_default_config(var, value, ctx, cb);
 }
 
 static int blame_copy_callback(const struct option *option, const char *arg, int unset)
@@ -797,7 +812,7 @@ static int is_a_rev(const char *name)
 {
 	struct object_id oid;
 
-	if (get_oid(name, &oid))
+	if (repo_get_oid(the_repository, name, &oid))
 		return 0;
 	return OBJ_NONE < oid_object_info(the_repository, &oid, NULL);
 }
@@ -840,7 +855,7 @@ static void build_ignorelist(struct blame_scoreboard *sb,
 						    peel_to_commit_oid, sb);
 	}
 	for_each_string_list_item(i, ignore_rev_list) {
-		if (get_oid_committish(i->string, &oid) ||
+		if (repo_get_oid_committish(the_repository, i->string, &oid) ||
 		    peel_to_commit_oid(&oid, sb))
 			die(_("cannot find revision %s to ignore"), i->string);
 		oidset_insert(&sb->ignore_list, &oid);
@@ -901,6 +916,9 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
 	unsigned int range_i;
 	long anchor;
 	const int hexsz = the_hash_algo->hexsz;
+	long num_lines = 0;
+	const char *str_usage = cmd_is_annotate ? annotate_usage : blame_usage;
+	const char **opt_usage = cmd_is_annotate ? annotate_opt_usage : blame_opt_usage;
 
 	setup_default_color_by_age();
 	git_config(git_blame_config, &output_option);
@@ -916,9 +934,13 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
 	parse_options_start(&ctx, argc, argv, prefix, options,
 			    PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0);
 	for (;;) {
-		switch (parse_options_step(&ctx, options, blame_opt_usage)) {
+		switch (parse_options_step(&ctx, options, opt_usage)) {
+		case PARSE_OPT_NON_OPTION:
+		case PARSE_OPT_UNKNOWN:
+			break;
 		case PARSE_OPT_HELP:
 		case PARSE_OPT_ERROR:
+		case PARSE_OPT_SUBCOMMAND:
 			exit(129);
 		case PARSE_OPT_COMPLETE:
 			exit(0);
@@ -932,14 +954,18 @@ int cmd_blame(int argc, const char **argv, const char *prefix)
 			ctx.argv[0] = "--children";
 			reverse = 1;
 		}
-		parse_revision_opt(&revs, &ctx, options, blame_opt_usage);
+		parse_revision_opt(&revs, &ctx, options, opt_usage);
 	}
 parse_done:
+	revision_opts_finish(&revs);
 	no_whole_file_rename = !revs.diffopt.flags.follow_renames;
 	xdl_opts |= revs.diffopt.xdl_opts & XDF_INDENT_HEURISTIC;
 	revs.diffopt.flags.follow_renames = 0;
 	argc = parse_options_end(&ctx);
 
+	prepare_repo_settings(the_repository);
+	the_repository->settings.command_requires_full_index = 0;
+
 	if (incremental || (output_option & OUTPUT_PORCELAIN)) {
 		if (show_progress > 0)
 			die(_("--progress can't be used with --incremental or porcelain formats"));
@@ -1003,7 +1029,7 @@ parse_done:
 		blame_date_width = sizeof("Thu Oct 19 16:00:04 2006 -0700");
 		break;
 	case DATE_STRFTIME:
-		blame_date_width = strlen(show_date(0, 0, &blame_date_mode)) + 1; /* add the null */
+		blame_date_width = strlen(show_date(0, 0, blame_date_mode)) + 1; /* add the null */
 		break;
 	}
 	blame_date_width -= 1; /* strip the null */
@@ -1034,7 +1060,7 @@ parse_done:
 		switch (argc - dashdash_pos - 1) {
 		case 2: /* (1b) */
 			if (argc != 4)
-				usage_with_options(blame_opt_usage, options);
+				usage_with_options(opt_usage, options);
 			/* reorder for the new way: <rev> -- <path> */
 			argv[1] = argv[3];
 			argv[3] = argv[2];
@@ -1045,11 +1071,11 @@ parse_done:
 			argv[argc] = NULL;
 			break;
 		default:
-			usage_with_options(blame_opt_usage, options);
+			usage_with_options(opt_usage, options);
 		}
 	} else {
 		if (argc < 2)
-			usage_with_options(blame_opt_usage, options);
+			usage_with_options(opt_usage, options);
 		if (argc == 3 && is_a_rev(argv[argc - 1])) { /* (2b) */
 			path = add_prefix(prefix, argv[1]);
 			argv[1] = argv[2];
@@ -1107,7 +1133,7 @@ parse_done:
 				    nth_line_cb, &sb, lno, anchor,
 				    &bottom, &top, sb.path,
 				    the_repository->index))
-			usage(blame_usage);
+			usage(str_usage);
 		if ((!lno && (top || bottom)) || lno < bottom)
 			die(Q_("file %s has only %lu line",
 			       "file %s has only %lu lines",
@@ -1125,7 +1151,10 @@ parse_done:
 	for (range_i = ranges.nr; range_i > 0; --range_i) {
 		const struct range *r = &ranges.ranges[range_i - 1];
 		ent = blame_entry_prepend(ent, r->start, r->end, o);
+		num_lines += (r->end - r->start);
 	}
+	if (!num_lines)
+		num_lines = sb.num_lines;
 
 	o->suspects = ent;
 	prio_queue_put(&sb.commits, o->commit);
@@ -1154,7 +1183,7 @@ parse_done:
 	sb.found_guilty_entry = &found_guilty_entry;
 	sb.found_guilty_entry_data = &pi;
 	if (show_progress)
-		pi.progress = start_delayed_progress(_("Blaming lines"), sb.num_lines);
+		pi.progress = start_delayed_progress(_("Blaming lines"), num_lines);
 
 	assign_blame(&sb, opt);
 
@@ -1163,7 +1192,7 @@ parse_done:
 	if (!incremental)
 		setup_pager();
 	else
-		return 0;
+		goto cleanup;
 
 	blame_sort_final(&sb);
 
@@ -1197,6 +1226,8 @@ parse_done:
 		printf("num commits: %d\n", sb.num_commits);
 	}
 
+cleanup:
 	cleanup_scoreboard(&sb);
+	release_revisions(&revs);
 	return 0;
 }