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-rw-r--r--builtin/log.c166
1 files changed, 85 insertions, 81 deletions
diff --git a/builtin/log.c b/builtin/log.c
index 0f31810..ad46f72 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -100,9 +100,9 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
int quiet = 0, source = 0, mailmap = 0;
const struct option builtin_log_options[] = {
- OPT_BOOLEAN(0, "quiet", &quiet, N_("suppress diff output")),
- OPT_BOOLEAN(0, "source", &source, N_("show source")),
- OPT_BOOLEAN(0, "use-mailmap", &mailmap, N_("Use mail map file")),
+ OPT_BOOL(0, "quiet", &quiet, N_("suppress diff output")),
+ OPT_BOOL(0, "source", &source, N_("show source")),
+ OPT_BOOL(0, "use-mailmap", &mailmap, N_("Use mail map file")),
{ OPTION_CALLBACK, 0, "decorate", NULL, NULL, N_("decorate options"),
PARSE_OPT_OPTARG, decorate_callback},
OPT_END()
@@ -622,6 +622,14 @@ static void add_header(const char *value)
static int thread;
static int do_signoff;
static const char *signature = git_version_string;
+static int config_cover_letter;
+
+enum {
+ COVER_UNSET,
+ COVER_OFF,
+ COVER_ON,
+ COVER_AUTO
+};
static int git_format_config(const char *var, const char *value, void *cb)
{
@@ -683,6 +691,14 @@ static int git_format_config(const char *var, const char *value, void *cb)
}
if (!strcmp(var, "format.signature"))
return git_config_string(&signature, var, value);
+ if (!strcmp(var, "format.coverletter")) {
+ if (value && !strcasecmp(value, "auto")) {
+ config_cover_letter = COVER_AUTO;
+ return 0;
+ }
+ config_cover_letter = git_config_bool(var, value) ? COVER_ON : COVER_OFF;
+ return 0;
+ }
return git_log_config(var, value, cb);
}
@@ -794,9 +810,37 @@ static void add_branch_description(struct strbuf *buf, const char *branch_name)
}
}
+static char *find_branch_name(struct rev_info *rev)
+{
+ int i, positive = -1;
+ unsigned char branch_sha1[20];
+ const unsigned char *tip_sha1;
+ const char *ref;
+ char *full_ref, *branch = NULL;
+
+ for (i = 0; i < rev->cmdline.nr; i++) {
+ if (rev->cmdline.rev[i].flags & UNINTERESTING)
+ continue;
+ if (positive < 0)
+ positive = i;
+ else
+ return NULL;
+ }
+ if (positive < 0)
+ return NULL;
+ ref = rev->cmdline.rev[positive].name;
+ tip_sha1 = rev->cmdline.rev[positive].item->sha1;
+ if (dwim_ref(ref, strlen(ref), branch_sha1, &full_ref) &&
+ !prefixcmp(full_ref, "refs/heads/") &&
+ !hashcmp(tip_sha1, branch_sha1))
+ branch = xstrdup(full_ref + strlen("refs/heads/"));
+ free(full_ref);
+ return branch;
+}
+
static void make_cover_letter(struct rev_info *rev, int use_stdout,
struct commit *origin,
- int nr, struct commit **list, struct commit *head,
+ int nr, struct commit **list,
const char *branch_name,
int quiet)
{
@@ -810,6 +854,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
struct diff_options opts;
int need_8bit_cte = 0;
struct pretty_print_context pp = {0};
+ struct commit *head = list[0];
if (rev->commit_format != CMIT_FMT_EMAIL)
die(_("Cover letter needs email format"));
@@ -827,6 +872,9 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
if (has_non_ascii(list[i]->buffer))
need_8bit_cte = 1;
+ if (!branch_name)
+ branch_name = find_branch_name(rev);
+
msg = body;
pp.fmt = CMIT_FMT_EMAIL;
pp.date_mode = DATE_RFC2822;
@@ -1033,45 +1081,6 @@ static int cc_callback(const struct option *opt, const char *arg, int unset)
return 0;
}
-static char *find_branch_name(struct rev_info *rev)
-{
- int i, positive = -1;
- unsigned char branch_sha1[20];
- const unsigned char *tip_sha1;
- const char *ref;
- char *full_ref, *branch = NULL;
-
- for (i = 0; i < rev->cmdline.nr; i++) {
- if (rev->cmdline.rev[i].flags & UNINTERESTING)
- continue;
- if (positive < 0)
- positive = i;
- else
- return NULL;
- }
- if (0 <= positive) {
- ref = rev->cmdline.rev[positive].name;
- tip_sha1 = rev->cmdline.rev[positive].item->sha1;
- } else if (!rev->cmdline.nr && rev->pending.nr == 1 &&
- !strcmp(rev->pending.objects[0].name, "HEAD")) {
- /*
- * No actual ref from command line, but "HEAD" from
- * rev->def was added in setup_revisions()
- * e.g. format-patch --cover-letter -12
- */
- ref = "HEAD";
- tip_sha1 = rev->pending.objects[0].item->sha1;
- } else {
- return NULL;
- }
- if (dwim_ref(ref, strlen(ref), branch_sha1, &full_ref) &&
- !prefixcmp(full_ref, "refs/heads/") &&
- !hashcmp(tip_sha1, branch_sha1))
- branch = xstrdup(full_ref + strlen("refs/heads/"));
- free(full_ref);
- return branch;
-}
-
int cmd_format_patch(int argc, const char **argv, const char *prefix)
{
struct commit *commit;
@@ -1083,10 +1092,10 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
int start_number = -1;
int just_numbers = 0;
int ignore_if_in_upstream = 0;
- int cover_letter = 0;
+ int cover_letter = -1;
int boundary_count = 0;
int no_binary_diff = 0;
- struct commit *origin = NULL, *head = NULL;
+ struct commit *origin = NULL;
const char *in_reply_to = NULL;
struct patch_ids ids;
struct strbuf buf = STRBUF_INIT;
@@ -1101,12 +1110,12 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
{ OPTION_CALLBACK, 'N', "no-numbered", &numbered, NULL,
N_("use [PATCH] even with multiple patches"),
PARSE_OPT_NOARG, no_numbered_callback },
- OPT_BOOLEAN('s', "signoff", &do_signoff, N_("add Signed-off-by:")),
- OPT_BOOLEAN(0, "stdout", &use_stdout,
+ OPT_BOOL('s', "signoff", &do_signoff, N_("add Signed-off-by:")),
+ OPT_BOOL(0, "stdout", &use_stdout,
N_("print patches to standard out")),
- OPT_BOOLEAN(0, "cover-letter", &cover_letter,
+ OPT_BOOL(0, "cover-letter", &cover_letter,
N_("generate a cover letter")),
- OPT_BOOLEAN(0, "numbered-files", &just_numbers,
+ OPT_BOOL(0, "numbered-files", &just_numbers,
N_("use simple number sequence for output file names")),
OPT_STRING(0, "suffix", &fmt_patch_suffix, N_("sfx"),
N_("use <sfx> instead of '.patch'")),
@@ -1280,28 +1289,36 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
}
if (rev.pending.nr == 1) {
+ int check_head = 0;
+
if (rev.max_count < 0 && !rev.show_root_diff) {
/*
* This is traditional behaviour of "git format-patch
* origin" that prepares what the origin side still
* does not have.
*/
- unsigned char sha1[20];
- const char *ref;
-
rev.pending.objects[0].item->flags |= UNINTERESTING;
add_head_to_pending(&rev);
- ref = resolve_ref_unsafe("HEAD", sha1, 1, NULL);
- if (ref && !prefixcmp(ref, "refs/heads/"))
- branch_name = xstrdup(ref + strlen("refs/heads/"));
- else
- branch_name = xstrdup(""); /* no branch */
+ check_head = 1;
}
/*
* Otherwise, it is "format-patch -22 HEAD", and/or
* "format-patch --root HEAD". The user wants
* get_revision() to do the usual traversal.
*/
+
+ if (!strcmp(rev.pending.objects[0].name, "HEAD"))
+ check_head = 1;
+
+ if (check_head) {
+ unsigned char sha1[20];
+ const char *ref;
+ ref = resolve_ref_unsafe("HEAD", sha1, 1, NULL);
+ if (ref && !prefixcmp(ref, "refs/heads/"))
+ branch_name = xstrdup(ref + strlen("refs/heads/"));
+ else
+ branch_name = xstrdup(""); /* no branch */
+ }
}
/*
@@ -1310,29 +1327,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
*/
rev.show_root_diff = 1;
- if (cover_letter) {
- /*
- * NEEDSWORK:randomly pick one positive commit to show
- * diffstat; this is often the tip and the command
- * happens to do the right thing in most cases, but a
- * complex command like "--cover-letter a b c ^bottom"
- * picks "c" and shows diffstat between bottom..c
- * which may not match what the series represents at
- * all and totally broken.
- */
- int i;
- for (i = 0; i < rev.pending.nr; i++) {
- struct object *o = rev.pending.objects[i].item;
- if (!(o->flags & UNINTERESTING))
- head = (struct commit *)o;
- }
- /* There is nothing to show; it is not an error, though. */
- if (!head)
- return 0;
- if (!branch_name)
- branch_name = find_branch_name(&rev);
- }
-
if (ignore_if_in_upstream) {
/* Don't say anything if head and upstream are the same. */
if (rev.pending.nr == 2) {
@@ -1364,11 +1358,21 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
list = xrealloc(list, nr * sizeof(list[0]));
list[nr - 1] = commit;
}
+ if (nr == 0)
+ /* nothing to do */
+ return 0;
total = nr;
if (!keep_subject && auto_number && total > 1)
numbered = 1;
if (numbered)
rev.total = total + start_number - 1;
+ if (cover_letter == -1) {
+ if (config_cover_letter == COVER_AUTO)
+ cover_letter = (total > 1);
+ else
+ cover_letter = (config_cover_letter == COVER_ON);
+ }
+
if (in_reply_to || thread || cover_letter)
rev.ref_message_ids = xcalloc(1, sizeof(struct string_list));
if (in_reply_to) {
@@ -1381,7 +1385,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
if (thread)
gen_message_id(&rev, "cover");
make_cover_letter(&rev, use_stdout,
- origin, nr, list, head, branch_name, quiet);
+ origin, nr, list, branch_name, quiet);
total++;
start_number--;
}