Merge commit 'v1.7.0' into jc/checkout-reflog-fix

* commit 'v1.7.0': (4188 commits)
  Git 1.7.0
  Fix typo in 1.6.6.2 release notes
  Re-fix check-ref-format documentation mark-up
  archive documentation: attributes are taken from the tree by default
  Documentation: minor fixes to RelNotes-1.7.0
  bash: support 'git am's new '--continue' option
  filter-branch: Fix error message for --prune-empty --commit-filter
  am: switch --resolved to --continue
  Update draft release notes to 1.7.0 one more time
  Git 1.6.6.2
  t8003: check exit code of command and error message separately
  check-ref-format documentation: fix enumeration mark-up
  Documentation: quote braces in {upstream} notation
  t3902: Protect against OS X normalization
  blame: prevent a segv when -L given start > EOF
  git-push: document all the status flags used in the output
  Fix parsing of imap.preformattedHTML and imap.sslverify
  git-add documentation: Fix shell quoting example
  Revert "pack-objects: fix pack generation when using pack_size_limit"
  archive: simplify archive format guessing
  ...

1 files changed, 45 insertions, 37 deletions

diff --git a/builtin-shortlog.c b/builtin-shortlog.c
index d03f14fdad..b3b055f68c 100644
--- a/builtin-shortlog.c
+++ b/builtin-shortlog.c
@@ -29,6 +29,9 @@ static int compare_by_number(const void *a1, const void *a2)
 		return -1;
 }
 
+const char *format_subject(struct strbuf *sb, const char *msg,
+			   const char *line_separator);
+
 static void insert_one_record(struct shortlog *log,
 			      const char *author,
 			      const char *oneline)
@@ -36,11 +39,12 @@ static void insert_one_record(struct shortlog *log,
 	const char *dot3 = log->common_repo_prefix;
 	char *buffer, *p;
 	struct string_list_item *item;
-	struct string_list *onelines;
 	char namebuf[1024];
+	char emailbuf[1024];
 	size_t len;
 	const char *eol;
 	const char *boemail, *eoemail;
+	struct strbuf subject = STRBUF_INIT;
 
 	boemail = strchr(author, '<');
 	if (!boemail)
@@ -48,7 +52,19 @@ static void insert_one_record(struct shortlog *log,
 	eoemail = strchr(boemail, '>');
 	if (!eoemail)
 		return;
-	if (!map_email(&log->mailmap, boemail+1, namebuf, sizeof(namebuf))) {
+
+	/* copy author name to namebuf, to support matching on both name and email */
+	memcpy(namebuf, author, boemail - author);
+	len = boemail - author;
+	while (len > 0 && isspace(namebuf[len-1]))
+		len--;
+	namebuf[len] = 0;
+
+	/* copy email name to emailbuf, to allow email replacement as well */
+	memcpy(emailbuf, boemail+1, eoemail - boemail);
+	emailbuf[eoemail - boemail - 1] = 0;
+
+	if (!map_user(&log->mailmap, emailbuf, sizeof(emailbuf), namebuf, sizeof(namebuf))) {
 		while (author < boemail && isspace(*author))
 			author++;
 		for (len = 0;
@@ -64,16 +80,13 @@ static void insert_one_record(struct shortlog *log,
 
 	if (log->email) {
 		size_t room = sizeof(namebuf) - len - 1;
-		int maillen = eoemail - boemail + 1;
-		snprintf(namebuf + len, room, " %.*s", maillen, boemail);
+		int maillen = strlen(emailbuf);
+		snprintf(namebuf + len, room, " <%.*s>", maillen, emailbuf);
 	}
 
-	buffer = xstrdup(namebuf);
-	item = string_list_insert(buffer, &log->list);
+	item = string_list_insert(namebuf, &log->list);
 	if (item->util == NULL)
 		item->util = xcalloc(1, sizeof(struct string_list));
-	else
-		free(buffer);
 
 	/* Skip any leading whitespace, including any blank lines. */
 	while (*oneline && isspace(*oneline))
@@ -88,10 +101,8 @@ static void insert_one_record(struct shortlog *log,
 	}
 	while (*oneline && isspace(*oneline) && *oneline != '\n')
 		oneline++;
-	len = eol - oneline;
-	while (len && isspace(oneline[len-1]))
-		len--;
-	buffer = xmemdupz(oneline, len);
+	format_subject(&subject, oneline, " ");
+	buffer = strbuf_detach(&subject, NULL);
 
 	if (dot3) {
 		int dot3len = strlen(dot3);
@@ -104,16 +115,7 @@ static void insert_one_record(struct shortlog *log,
 		}
 	}
 
-	onelines = item->util;
-	if (onelines->nr >= onelines->alloc) {
-		onelines->alloc = alloc_nr(onelines->nr);
-		onelines->items = xrealloc(onelines->items,
-				onelines->alloc
-				* sizeof(struct string_list_item));
-	}
-
-	onelines->items[onelines->nr].util = NULL;
-	onelines->items[onelines->nr++].string = buffer;
+	string_list_append(buffer, item->util);
 }
 
 static void read_from_stdin(struct shortlog *log)
@@ -137,8 +139,12 @@ static void read_from_stdin(struct shortlog *log)
 void shortlog_add_commit(struct shortlog *log, struct commit *commit)
 {
 	const char *author = NULL, *buffer;
+	struct strbuf buf = STRBUF_INIT;
+	struct strbuf ufbuf = STRBUF_INIT;
+	struct pretty_print_context ctx = {0};
 
-	buffer = commit->buffer;
+	pretty_print_commit(CMIT_FMT_RAW, commit, &buf, &ctx);
+	buffer = buf.buf;
 	while (*buffer && *buffer != '\n') {
 		const char *eol = strchr(buffer, '\n');
 
@@ -155,17 +161,19 @@ void shortlog_add_commit(struct shortlog *log, struct commit *commit)
 		die("Missing author: %s",
 		    sha1_to_hex(commit->object.sha1));
 	if (log->user_format) {
-		struct strbuf buf = STRBUF_INIT;
-
-		pretty_print_commit(CMIT_FMT_USERFORMAT, commit, &buf,
-			DEFAULT_ABBREV, "", "", DATE_NORMAL, 0);
-		insert_one_record(log, author, buf.buf);
-		strbuf_release(&buf);
-		return;
-	}
-	if (*buffer)
+		struct pretty_print_context ctx = {0};
+		ctx.abbrev = DEFAULT_ABBREV;
+		ctx.subject = "";
+		ctx.after_subject = "";
+		ctx.date_mode = DATE_NORMAL;
+		pretty_print_commit(CMIT_FMT_USERFORMAT, commit, &ufbuf, &ctx);
+		buffer = ufbuf.buf;
+	} else if (*buffer) {
 		buffer++;
+	}
 	insert_one_record(log, author, !*buffer ? "<none>" : buffer);
+	strbuf_release(&ufbuf);
+	strbuf_release(&buf);
 }
 
 static void get_from_rev(struct rev_info *rev, struct shortlog *log)
@@ -229,7 +237,7 @@ void shortlog_init(struct shortlog *log)
 {
 	memset(log, 0, sizeof(*log));
 
-	read_mailmap(&log->mailmap, ".mailmap", &log->common_repo_prefix);
+	read_mailmap(&log->mailmap, &log->common_repo_prefix);
 
 	log->list.strdup_strings = 1;
 	log->wrap = DEFAULT_WRAPLEN;
@@ -258,9 +266,10 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix)
 	struct parse_opt_ctx_t ctx;
 
 	prefix = setup_git_directory_gently(&nongit);
+	git_config(git_default_config, NULL);
 	shortlog_init(&log);
 	init_revisions(&rev, prefix);
-	parse_options_start(&ctx, argc, argv, PARSE_OPT_KEEP_DASHDASH |
+	parse_options_start(&ctx, argc, argv, prefix, PARSE_OPT_KEEP_DASHDASH |
 			    PARSE_OPT_KEEP_ARGV0);
 
 	for (;;) {
@@ -323,13 +332,12 @@ void shortlog_output(struct shortlog *log)
 		}
 
 		onelines->strdup_strings = 1;
-		string_list_clear(onelines, 1);
+		string_list_clear(onelines, 0);
 		free(onelines);
 		log->list.items[i].util = NULL;
 	}
 
 	log->list.strdup_strings = 1;
 	string_list_clear(&log->list, 1);
-	log->mailmap.strdup_strings = 1;
-	string_list_clear(&log->mailmap, 1);
+	clear_mailmap(&log->mailmap);
 }