From e1a37346210da8b165037984e02f750a6a135480 Mon Sep 17 00:00:00 2001 From: Daniel Barkalow Date: Mon, 18 Feb 2008 22:56:06 -0500 Subject: [PATCH] Improve message-id generation flow control for format-patch Signed-off-by: Daniel Barkalow Signed-off-by: Junio C Hamano --- builtin-log.c | 29 ++++++++++++++--------------- revision.h | 2 +- 2 files changed, 15 insertions(+), 16 deletions(-) diff --git a/builtin-log.c b/builtin-log.c index 99d69f079..4f08ca40a 100644 --- a/builtin-log.c +++ b/builtin-log.c @@ -575,16 +575,19 @@ static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const cha o2->flags = flags2; } -static void gen_message_id(char *dest, unsigned int length, char *base) +static void gen_message_id(struct rev_info *info, char *base) { const char *committer = git_committer_info(IDENT_WARN_ON_NO_NAME); const char *email_start = strrchr(committer, '<'); const char *email_end = strrchr(committer, '>'); - if(!email_start || !email_end || email_start > email_end - 1) + struct strbuf buf; + if (!email_start || !email_end || email_start > email_end - 1) die("Could not extract email from committer identity."); - snprintf(dest, length, "%s.%lu.git.%.*s", base, - (unsigned long) time(NULL), - (int)(email_end - email_start - 1), email_start + 1); + strbuf_init(&buf, 0); + strbuf_addf(&buf, "%s.%lu.git.%.*s", base, + (unsigned long) time(NULL), + (int)(email_end - email_start - 1), email_start + 1); + info->message_id = strbuf_detach(&buf, NULL); } static const char *clean_message_id(const char *msg_id) @@ -625,8 +628,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) const char *in_reply_to = NULL; struct patch_ids ids; char *add_signoff = NULL; - char message_id[1024]; - char ref_message_id[1024]; git_config(git_format_config); init_revisions(&rev, prefix); @@ -809,15 +810,13 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) rev.nr = total - nr + (start_number - 1); /* Make the second and subsequent mails replies to the first */ if (thread) { - if (nr == (total - 2)) { - strncpy(ref_message_id, message_id, - sizeof(ref_message_id)); - ref_message_id[sizeof(ref_message_id)-1]='\0'; - rev.ref_message_id = ref_message_id; + if (rev.message_id) { + if (rev.ref_message_id) + free(rev.message_id); + else + rev.ref_message_id = rev.message_id; } - gen_message_id(message_id, sizeof(message_id), - sha1_to_hex(commit->object.sha1)); - rev.message_id = message_id; + gen_message_id(&rev, sha1_to_hex(commit->object.sha1)); } if (!use_stdout) if (reopen_stdout(commit, rev.nr, keep_subject, diff --git a/revision.h b/revision.h index 857231595..e3559d019 100644 --- a/revision.h +++ b/revision.h @@ -74,7 +74,7 @@ struct rev_info { struct log_info *loginfo; int nr, total; const char *mime_boundary; - const char *message_id; + char *message_id; const char *ref_message_id; const char *add_signoff; const char *extra_headers; -- 2.30.2