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-rw-r--r--builtin/log.c126
1 files changed, 94 insertions, 32 deletions
diff --git a/builtin/log.c b/builtin/log.c
index 5c2af59004..690caa7830 100644
--- a/builtin/log.c
+++ b/builtin/log.c
@@ -19,6 +19,8 @@
#include "remote.h"
#include "string-list.h"
#include "parse-options.h"
+#include "branch.h"
+#include "streaming.h"
/* Set a default date-time format for git log ("log.date" config variable) */
static const char *default_date_mode = NULL;
@@ -72,12 +74,12 @@ static int decorate_callback(const struct option *opt, const char *arg, int unse
static void cmd_log_init_defaults(struct rev_info *rev)
{
- rev->abbrev = DEFAULT_ABBREV;
- rev->commit_format = CMIT_FMT_DEFAULT;
if (fmt_pretty)
get_commit_format(fmt_pretty, rev);
rev->verbose_header = 1;
DIFF_OPT_SET(&rev->diffopt, RECURSIVE);
+ rev->diffopt.stat_width = -1; /* use full terminal width */
+ rev->diffopt.stat_graph_width = -1; /* respect statGraphWidth config */
rev->abbrev_commit = default_abbrev_commit;
rev->show_root_diff = default_show_root;
rev->subject_prefix = fmt_patch_subject_prefix;
@@ -359,9 +361,6 @@ int cmd_whatchanged(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
rev.diff = 1;
rev.simplify_history = 0;
@@ -385,8 +384,13 @@ static void show_tagger(char *buf, int len, struct rev_info *rev)
strbuf_release(&out);
}
-static int show_object(const unsigned char *sha1, int show_tag_object,
- struct rev_info *rev)
+static int show_blob_object(const unsigned char *sha1, struct rev_info *rev)
+{
+ fflush(stdout);
+ return stream_blob_to_fd(1, sha1, NULL, 0);
+}
+
+static int show_tag_object(const unsigned char *sha1, struct rev_info *rev)
{
unsigned long size;
enum object_type type;
@@ -396,16 +400,16 @@ static int show_object(const unsigned char *sha1, int show_tag_object,
if (!buf)
return error(_("Could not read object %s"), sha1_to_hex(sha1));
- if (show_tag_object)
- while (offset < size && buf[offset] != '\n') {
- int new_offset = offset + 1;
- while (new_offset < size && buf[new_offset++] != '\n')
- ; /* do nothing */
- if (!prefixcmp(buf + offset, "tagger "))
- show_tagger(buf + offset + 7,
- new_offset - offset - 7, rev);
- offset = new_offset;
- }
+ assert(type == OBJ_TAG);
+ while (offset < size && buf[offset] != '\n') {
+ int new_offset = offset + 1;
+ while (new_offset < size && buf[new_offset++] != '\n')
+ ; /* do nothing */
+ if (!prefixcmp(buf + offset, "tagger "))
+ show_tagger(buf + offset + 7,
+ new_offset - offset - 7, rev);
+ offset = new_offset;
+ }
if (offset < size)
fwrite(buf + offset, size - offset, 1, stdout);
@@ -446,14 +450,13 @@ int cmd_show(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_pathspec(&match_all, NULL);
init_revisions(&rev, prefix);
rev.diff = 1;
rev.always_show_header = 1;
rev.no_walk = 1;
+ rev.diffopt.stat_width = -1; /* Scale to real terminal size */
+
memset(&opt, 0, sizeof(opt));
opt.def = "HEAD";
opt.tweak = show_rev_tweak_rev;
@@ -466,7 +469,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
const char *name = objects[i].name;
switch (o->type) {
case OBJ_BLOB:
- ret = show_object(o->sha1, 0, NULL);
+ ret = show_blob_object(o->sha1, NULL);
break;
case OBJ_TAG: {
struct tag *t = (struct tag *)o;
@@ -477,7 +480,7 @@ int cmd_show(int argc, const char **argv, const char *prefix)
diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
t->tag,
diff_get_color_opt(&rev.diffopt, DIFF_RESET));
- ret = show_object(o->sha1, 1, &rev);
+ ret = show_tag_object(o->sha1, &rev);
rev.shown_one = 1;
if (ret)
break;
@@ -524,9 +527,6 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
init_reflog_walk(&rev.reflog_info);
rev.verbose_header = 1;
@@ -549,9 +549,6 @@ int cmd_log(int argc, const char **argv, const char *prefix)
git_config(git_log_config, NULL);
- if (diff_use_color_default == -1)
- diff_use_color_default = git_use_color_default;
-
init_revisions(&rev, prefix);
rev.always_show_header = 1;
memset(&opt, 0, sizeof(opt));
@@ -620,7 +617,8 @@ static int git_format_config(const char *var, const char *value, void *cb)
string_list_append(&extra_cc, value);
return 0;
}
- if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) {
+ if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff") ||
+ !strcmp(var, "color.ui")) {
return 0;
}
if (!strcmp(var, "format.numbered")) {
@@ -757,10 +755,24 @@ static void print_signature(void)
printf("-- \n%s\n\n", signature);
}
+static void add_branch_description(struct strbuf *buf, const char *branch_name)
+{
+ struct strbuf desc = STRBUF_INIT;
+ if (!branch_name || !*branch_name)
+ return;
+ read_branch_desc(&desc, branch_name);
+ if (desc.len) {
+ strbuf_addch(buf, '\n');
+ strbuf_add(buf, desc.buf, desc.len);
+ strbuf_addch(buf, '\n');
+ }
+}
+
static void make_cover_letter(struct rev_info *rev, int use_stdout,
int numbered, int numbered_files,
struct commit *origin,
int nr, struct commit **list, struct commit *head,
+ const char *branch_name,
int quiet)
{
const char *committer;
@@ -818,6 +830,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout,
pp_user_info(&pp, NULL, &sb, committer, encoding);
pp_title_line(&pp, &msg, &sb, encoding, need_8bit_cte);
pp_remainder(&pp, &msg, &sb, 0);
+ add_branch_description(&sb, branch_name);
printf("%s\n", sb.buf);
strbuf_release(&sb);
@@ -1017,6 +1030,35 @@ 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];
+ struct strbuf buf = STRBUF_INIT;
+ const char *branch;
+
+ 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;
+ strbuf_addf(&buf, "refs/heads/%s", rev->cmdline.rev[positive].name);
+ branch = resolve_ref_unsafe(buf.buf, branch_sha1, 1, NULL);
+ if (!branch ||
+ prefixcmp(branch, "refs/heads/") ||
+ hashcmp(rev->cmdline.rev[positive].item->sha1, branch_sha1))
+ branch = NULL;
+ strbuf_release(&buf);
+ if (branch)
+ return xstrdup(rev->cmdline.rev[positive].name);
+ return NULL;
+}
+
int cmd_format_patch(int argc, const char **argv, const char *prefix)
{
struct commit *commit;
@@ -1038,6 +1080,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
struct strbuf buf = STRBUF_INIT;
int use_patch_format = 0;
int quiet = 0;
+ char *branch_name = NULL;
const struct option builtin_format_patch_options[] = {
{ OPTION_CALLBACK, 'n', "numbered", &numbered, NULL,
"use [PATCH n/m] even with a single patch",
@@ -1228,8 +1271,16 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
* 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 */
}
/*
* Otherwise, it is "format-patch -22 HEAD", and/or
@@ -1245,16 +1296,26 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
rev.show_root_diff = 1;
if (cover_letter) {
- /* remember the range */
+ /*
+ * 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;
}
- /* We can't generate a cover letter without any patches */
+ /* 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) {
@@ -1305,7 +1366,7 @@ 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, numbered, numbered_files,
- origin, nr, list, head, quiet);
+ origin, nr, list, head, branch_name, quiet);
total++;
start_number--;
}
@@ -1377,6 +1438,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
fclose(stdout);
}
free(list);
+ free(branch_name);
string_list_clear(&extra_to, 0);
string_list_clear(&extra_cc, 0);
string_list_clear(&extra_hdr, 0);