mirror of
https://github.com/git/git.git
synced 2024-11-01 14:57:52 +01:00
e62cd35a3e
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
1556 lines
41 KiB
C
1556 lines
41 KiB
C
/*
|
|
* Builtin "git log" and related commands (show, whatchanged)
|
|
*
|
|
* (C) Copyright 2006 Linus Torvalds
|
|
* 2006 Junio Hamano
|
|
*/
|
|
#include "cache.h"
|
|
#include "color.h"
|
|
#include "commit.h"
|
|
#include "diff.h"
|
|
#include "revision.h"
|
|
#include "log-tree.h"
|
|
#include "builtin.h"
|
|
#include "tag.h"
|
|
#include "reflog-walk.h"
|
|
#include "patch-ids.h"
|
|
#include "run-command.h"
|
|
#include "shortlog.h"
|
|
#include "remote.h"
|
|
#include "string-list.h"
|
|
#include "parse-options.h"
|
|
#include "branch.h"
|
|
#include "streaming.h"
|
|
#include "version.h"
|
|
|
|
/* Set a default date-time format for git log ("log.date" config variable) */
|
|
static const char *default_date_mode = NULL;
|
|
|
|
static int default_abbrev_commit;
|
|
static int default_show_root = 1;
|
|
static int decoration_style;
|
|
static int decoration_given;
|
|
static const char *fmt_patch_subject_prefix = "PATCH";
|
|
static const char *fmt_pretty;
|
|
|
|
static const char * const builtin_log_usage[] = {
|
|
N_("git log [<options>] [<since>..<until>] [[--] <path>...]\n")
|
|
N_(" or: git show [options] <object>..."),
|
|
NULL
|
|
};
|
|
|
|
static int parse_decoration_style(const char *var, const char *value)
|
|
{
|
|
switch (git_config_maybe_bool(var, value)) {
|
|
case 1:
|
|
return DECORATE_SHORT_REFS;
|
|
case 0:
|
|
return 0;
|
|
default:
|
|
break;
|
|
}
|
|
if (!strcmp(value, "full"))
|
|
return DECORATE_FULL_REFS;
|
|
else if (!strcmp(value, "short"))
|
|
return DECORATE_SHORT_REFS;
|
|
return -1;
|
|
}
|
|
|
|
static int decorate_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
if (unset)
|
|
decoration_style = 0;
|
|
else if (arg)
|
|
decoration_style = parse_decoration_style("command line", arg);
|
|
else
|
|
decoration_style = DECORATE_SHORT_REFS;
|
|
|
|
if (decoration_style < 0)
|
|
die("invalid --decorate option: %s", arg);
|
|
|
|
decoration_given = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void cmd_log_init_defaults(struct rev_info *rev)
|
|
{
|
|
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;
|
|
DIFF_OPT_SET(&rev->diffopt, ALLOW_TEXTCONV);
|
|
|
|
if (default_date_mode)
|
|
rev->date_mode = parse_date_format(default_date_mode);
|
|
}
|
|
|
|
static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
|
|
struct rev_info *rev, struct setup_revision_opt *opt)
|
|
{
|
|
struct userformat_want w;
|
|
int quiet = 0, source = 0;
|
|
|
|
const struct option builtin_log_options[] = {
|
|
OPT_BOOLEAN(0, "quiet", &quiet, N_("suppress diff output")),
|
|
OPT_BOOLEAN(0, "source", &source, N_("show source")),
|
|
{ OPTION_CALLBACK, 0, "decorate", NULL, NULL, N_("decorate options"),
|
|
PARSE_OPT_OPTARG, decorate_callback},
|
|
OPT_END()
|
|
};
|
|
|
|
argc = parse_options(argc, argv, prefix,
|
|
builtin_log_options, builtin_log_usage,
|
|
PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN |
|
|
PARSE_OPT_KEEP_DASHDASH);
|
|
|
|
argc = setup_revisions(argc, argv, rev, opt);
|
|
if (quiet)
|
|
rev->diffopt.output_format |= DIFF_FORMAT_NO_OUTPUT;
|
|
|
|
/* Any arguments at this point are not recognized */
|
|
if (argc > 1)
|
|
die("unrecognized argument: %s", argv[1]);
|
|
|
|
memset(&w, 0, sizeof(w));
|
|
userformat_find_requirements(NULL, &w);
|
|
|
|
if (!rev->show_notes_given && (!rev->pretty_given || w.notes))
|
|
rev->show_notes = 1;
|
|
if (rev->show_notes)
|
|
init_display_notes(&rev->notes_opt);
|
|
|
|
if (rev->diffopt.pickaxe || rev->diffopt.filter)
|
|
rev->always_show_header = 0;
|
|
if (DIFF_OPT_TST(&rev->diffopt, FOLLOW_RENAMES)) {
|
|
rev->always_show_header = 0;
|
|
if (rev->diffopt.pathspec.nr != 1)
|
|
usage("git logs can only follow renames on one pathname at a time");
|
|
}
|
|
|
|
if (source)
|
|
rev->show_source = 1;
|
|
|
|
if (rev->pretty_given && rev->commit_format == CMIT_FMT_RAW) {
|
|
/*
|
|
* "log --pretty=raw" is special; ignore UI oriented
|
|
* configuration variables such as decoration.
|
|
*/
|
|
if (!decoration_given)
|
|
decoration_style = 0;
|
|
if (!rev->abbrev_commit_given)
|
|
rev->abbrev_commit = 0;
|
|
}
|
|
|
|
if (decoration_style) {
|
|
rev->show_decorations = 1;
|
|
load_ref_decorations(decoration_style);
|
|
}
|
|
setup_pager();
|
|
}
|
|
|
|
static void cmd_log_init(int argc, const char **argv, const char *prefix,
|
|
struct rev_info *rev, struct setup_revision_opt *opt)
|
|
{
|
|
cmd_log_init_defaults(rev);
|
|
cmd_log_init_finish(argc, argv, prefix, rev, opt);
|
|
}
|
|
|
|
/*
|
|
* This gives a rough estimate for how many commits we
|
|
* will print out in the list.
|
|
*/
|
|
static int estimate_commit_count(struct rev_info *rev, struct commit_list *list)
|
|
{
|
|
int n = 0;
|
|
|
|
while (list) {
|
|
struct commit *commit = list->item;
|
|
unsigned int flags = commit->object.flags;
|
|
list = list->next;
|
|
if (!(flags & (TREESAME | UNINTERESTING)))
|
|
n++;
|
|
}
|
|
return n;
|
|
}
|
|
|
|
static void show_early_header(struct rev_info *rev, const char *stage, int nr)
|
|
{
|
|
if (rev->shown_one) {
|
|
rev->shown_one = 0;
|
|
if (rev->commit_format != CMIT_FMT_ONELINE)
|
|
putchar(rev->diffopt.line_termination);
|
|
}
|
|
printf(_("Final output: %d %s\n"), nr, stage);
|
|
}
|
|
|
|
static struct itimerval early_output_timer;
|
|
|
|
static void log_show_early(struct rev_info *revs, struct commit_list *list)
|
|
{
|
|
int i = revs->early_output;
|
|
int show_header = 1;
|
|
|
|
sort_in_topological_order(&list, revs->lifo);
|
|
while (list && i) {
|
|
struct commit *commit = list->item;
|
|
switch (simplify_commit(revs, commit)) {
|
|
case commit_show:
|
|
if (show_header) {
|
|
int n = estimate_commit_count(revs, list);
|
|
show_early_header(revs, "incomplete", n);
|
|
show_header = 0;
|
|
}
|
|
log_tree_commit(revs, commit);
|
|
i--;
|
|
break;
|
|
case commit_ignore:
|
|
break;
|
|
case commit_error:
|
|
return;
|
|
}
|
|
list = list->next;
|
|
}
|
|
|
|
/* Did we already get enough commits for the early output? */
|
|
if (!i)
|
|
return;
|
|
|
|
/*
|
|
* ..if no, then repeat it twice a second until we
|
|
* do.
|
|
*
|
|
* NOTE! We don't use "it_interval", because if the
|
|
* reader isn't listening, we want our output to be
|
|
* throttled by the writing, and not have the timer
|
|
* trigger every second even if we're blocked on a
|
|
* reader!
|
|
*/
|
|
early_output_timer.it_value.tv_sec = 0;
|
|
early_output_timer.it_value.tv_usec = 500000;
|
|
setitimer(ITIMER_REAL, &early_output_timer, NULL);
|
|
}
|
|
|
|
static void early_output(int signal)
|
|
{
|
|
show_early_output = log_show_early;
|
|
}
|
|
|
|
static void setup_early_output(struct rev_info *rev)
|
|
{
|
|
struct sigaction sa;
|
|
|
|
/*
|
|
* Set up the signal handler, minimally intrusively:
|
|
* we only set a single volatile integer word (not
|
|
* using sigatomic_t - trying to avoid unnecessary
|
|
* system dependencies and headers), and using
|
|
* SA_RESTART.
|
|
*/
|
|
memset(&sa, 0, sizeof(sa));
|
|
sa.sa_handler = early_output;
|
|
sigemptyset(&sa.sa_mask);
|
|
sa.sa_flags = SA_RESTART;
|
|
sigaction(SIGALRM, &sa, NULL);
|
|
|
|
/*
|
|
* If we can get the whole output in less than a
|
|
* tenth of a second, don't even bother doing the
|
|
* early-output thing..
|
|
*
|
|
* This is a one-time-only trigger.
|
|
*/
|
|
early_output_timer.it_value.tv_sec = 0;
|
|
early_output_timer.it_value.tv_usec = 100000;
|
|
setitimer(ITIMER_REAL, &early_output_timer, NULL);
|
|
}
|
|
|
|
static void finish_early_output(struct rev_info *rev)
|
|
{
|
|
int n = estimate_commit_count(rev, rev->commits);
|
|
signal(SIGALRM, SIG_IGN);
|
|
show_early_header(rev, "done", n);
|
|
}
|
|
|
|
static int cmd_log_walk(struct rev_info *rev)
|
|
{
|
|
struct commit *commit;
|
|
int saved_nrl = 0;
|
|
int saved_dcctc = 0;
|
|
|
|
if (rev->early_output)
|
|
setup_early_output(rev);
|
|
|
|
if (prepare_revision_walk(rev))
|
|
die(_("revision walk setup failed"));
|
|
|
|
if (rev->early_output)
|
|
finish_early_output(rev);
|
|
|
|
/*
|
|
* For --check and --exit-code, the exit code is based on CHECK_FAILED
|
|
* and HAS_CHANGES being accumulated in rev->diffopt, so be careful to
|
|
* retain that state information if replacing rev->diffopt in this loop
|
|
*/
|
|
while ((commit = get_revision(rev)) != NULL) {
|
|
if (!log_tree_commit(rev, commit) &&
|
|
rev->max_count >= 0)
|
|
/*
|
|
* We decremented max_count in get_revision,
|
|
* but we didn't actually show the commit.
|
|
*/
|
|
rev->max_count++;
|
|
if (!rev->reflog_info) {
|
|
/* we allow cycles in reflog ancestry */
|
|
free(commit->buffer);
|
|
commit->buffer = NULL;
|
|
}
|
|
free_commit_list(commit->parents);
|
|
commit->parents = NULL;
|
|
if (saved_nrl < rev->diffopt.needed_rename_limit)
|
|
saved_nrl = rev->diffopt.needed_rename_limit;
|
|
if (rev->diffopt.degraded_cc_to_c)
|
|
saved_dcctc = 1;
|
|
}
|
|
rev->diffopt.degraded_cc_to_c = saved_dcctc;
|
|
rev->diffopt.needed_rename_limit = saved_nrl;
|
|
|
|
if (rev->diffopt.output_format & DIFF_FORMAT_CHECKDIFF &&
|
|
DIFF_OPT_TST(&rev->diffopt, CHECK_FAILED)) {
|
|
return 02;
|
|
}
|
|
return diff_result_code(&rev->diffopt, 0);
|
|
}
|
|
|
|
static int git_log_config(const char *var, const char *value, void *cb)
|
|
{
|
|
if (!strcmp(var, "format.pretty"))
|
|
return git_config_string(&fmt_pretty, var, value);
|
|
if (!strcmp(var, "format.subjectprefix"))
|
|
return git_config_string(&fmt_patch_subject_prefix, var, value);
|
|
if (!strcmp(var, "log.abbrevcommit")) {
|
|
default_abbrev_commit = git_config_bool(var, value);
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "log.date"))
|
|
return git_config_string(&default_date_mode, var, value);
|
|
if (!strcmp(var, "log.decorate")) {
|
|
decoration_style = parse_decoration_style(var, value);
|
|
if (decoration_style < 0)
|
|
decoration_style = 0; /* maybe warn? */
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "log.showroot")) {
|
|
default_show_root = git_config_bool(var, value);
|
|
return 0;
|
|
}
|
|
if (!prefixcmp(var, "color.decorate."))
|
|
return parse_decorate_color_config(var, 15, value);
|
|
|
|
return git_diff_ui_config(var, value, cb);
|
|
}
|
|
|
|
int cmd_whatchanged(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct rev_info rev;
|
|
struct setup_revision_opt opt;
|
|
|
|
git_config(git_log_config, NULL);
|
|
|
|
init_revisions(&rev, prefix);
|
|
rev.diff = 1;
|
|
rev.simplify_history = 0;
|
|
memset(&opt, 0, sizeof(opt));
|
|
opt.def = "HEAD";
|
|
opt.revarg_opt = REVARG_COMMITTISH;
|
|
cmd_log_init(argc, argv, prefix, &rev, &opt);
|
|
if (!rev.diffopt.output_format)
|
|
rev.diffopt.output_format = DIFF_FORMAT_RAW;
|
|
return cmd_log_walk(&rev);
|
|
}
|
|
|
|
static void show_tagger(char *buf, int len, struct rev_info *rev)
|
|
{
|
|
struct strbuf out = STRBUF_INIT;
|
|
struct pretty_print_context pp = {0};
|
|
|
|
pp.fmt = rev->commit_format;
|
|
pp.date_mode = rev->date_mode;
|
|
pp_user_info(&pp, "Tagger", &out, buf, get_log_output_encoding());
|
|
printf("%s", out.buf);
|
|
strbuf_release(&out);
|
|
}
|
|
|
|
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;
|
|
char *buf = read_sha1_file(sha1, &type, &size);
|
|
int offset = 0;
|
|
|
|
if (!buf)
|
|
return error(_("Could not read object %s"), sha1_to_hex(sha1));
|
|
|
|
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);
|
|
free(buf);
|
|
return 0;
|
|
}
|
|
|
|
static int show_tree_object(const unsigned char *sha1,
|
|
const char *base, int baselen,
|
|
const char *pathname, unsigned mode, int stage, void *context)
|
|
{
|
|
printf("%s%s\n", pathname, S_ISDIR(mode) ? "/" : "");
|
|
return 0;
|
|
}
|
|
|
|
static void show_rev_tweak_rev(struct rev_info *rev, struct setup_revision_opt *opt)
|
|
{
|
|
if (rev->ignore_merges) {
|
|
/* There was no "-m" on the command line */
|
|
rev->ignore_merges = 0;
|
|
if (!rev->first_parent_only && !rev->combine_merges) {
|
|
/* No "--first-parent", "-c", nor "--cc" */
|
|
rev->combine_merges = 1;
|
|
rev->dense_combined_merges = 1;
|
|
}
|
|
}
|
|
if (!rev->diffopt.output_format)
|
|
rev->diffopt.output_format = DIFF_FORMAT_PATCH;
|
|
}
|
|
|
|
int cmd_show(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct rev_info rev;
|
|
struct object_array_entry *objects;
|
|
struct setup_revision_opt opt;
|
|
struct pathspec match_all;
|
|
int i, count, ret = 0;
|
|
|
|
git_config(git_log_config, NULL);
|
|
|
|
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;
|
|
cmd_log_init(argc, argv, prefix, &rev, &opt);
|
|
|
|
if (!rev.no_walk)
|
|
return cmd_log_walk(&rev);
|
|
|
|
count = rev.pending.nr;
|
|
objects = rev.pending.objects;
|
|
for (i = 0; i < count && !ret; i++) {
|
|
struct object *o = objects[i].item;
|
|
const char *name = objects[i].name;
|
|
switch (o->type) {
|
|
case OBJ_BLOB:
|
|
ret = show_blob_object(o->sha1, NULL);
|
|
break;
|
|
case OBJ_TAG: {
|
|
struct tag *t = (struct tag *)o;
|
|
|
|
if (rev.shown_one)
|
|
putchar('\n');
|
|
printf("%stag %s%s\n",
|
|
diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
|
|
t->tag,
|
|
diff_get_color_opt(&rev.diffopt, DIFF_RESET));
|
|
ret = show_tag_object(o->sha1, &rev);
|
|
rev.shown_one = 1;
|
|
if (ret)
|
|
break;
|
|
o = parse_object(t->tagged->sha1);
|
|
if (!o)
|
|
ret = error(_("Could not read object %s"),
|
|
sha1_to_hex(t->tagged->sha1));
|
|
objects[i].item = o;
|
|
i--;
|
|
break;
|
|
}
|
|
case OBJ_TREE:
|
|
if (rev.shown_one)
|
|
putchar('\n');
|
|
printf("%stree %s%s\n\n",
|
|
diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
|
|
name,
|
|
diff_get_color_opt(&rev.diffopt, DIFF_RESET));
|
|
read_tree_recursive((struct tree *)o, "", 0, 0, &match_all,
|
|
show_tree_object, NULL);
|
|
rev.shown_one = 1;
|
|
break;
|
|
case OBJ_COMMIT:
|
|
rev.pending.nr = rev.pending.alloc = 0;
|
|
rev.pending.objects = NULL;
|
|
add_object_array(o, name, &rev.pending);
|
|
ret = cmd_log_walk(&rev);
|
|
break;
|
|
default:
|
|
ret = error(_("Unknown type: %d"), o->type);
|
|
}
|
|
}
|
|
free(objects);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* This is equivalent to "git log -g --abbrev-commit --pretty=oneline"
|
|
*/
|
|
int cmd_log_reflog(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct rev_info rev;
|
|
struct setup_revision_opt opt;
|
|
|
|
git_config(git_log_config, NULL);
|
|
|
|
init_revisions(&rev, prefix);
|
|
init_reflog_walk(&rev.reflog_info);
|
|
rev.verbose_header = 1;
|
|
memset(&opt, 0, sizeof(opt));
|
|
opt.def = "HEAD";
|
|
cmd_log_init_defaults(&rev);
|
|
rev.abbrev_commit = 1;
|
|
rev.commit_format = CMIT_FMT_ONELINE;
|
|
rev.use_terminator = 1;
|
|
rev.always_show_header = 1;
|
|
cmd_log_init_finish(argc, argv, prefix, &rev, &opt);
|
|
|
|
return cmd_log_walk(&rev);
|
|
}
|
|
|
|
int cmd_log(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct rev_info rev;
|
|
struct setup_revision_opt opt;
|
|
|
|
git_config(git_log_config, NULL);
|
|
|
|
init_revisions(&rev, prefix);
|
|
rev.always_show_header = 1;
|
|
memset(&opt, 0, sizeof(opt));
|
|
opt.def = "HEAD";
|
|
opt.revarg_opt = REVARG_COMMITTISH;
|
|
cmd_log_init(argc, argv, prefix, &rev, &opt);
|
|
return cmd_log_walk(&rev);
|
|
}
|
|
|
|
/* format-patch */
|
|
|
|
static const char *fmt_patch_suffix = ".patch";
|
|
static int numbered = 0;
|
|
static int auto_number = 1;
|
|
|
|
static char *default_attach = NULL;
|
|
|
|
static struct string_list extra_hdr;
|
|
static struct string_list extra_to;
|
|
static struct string_list extra_cc;
|
|
|
|
static void add_header(const char *value)
|
|
{
|
|
struct string_list_item *item;
|
|
int len = strlen(value);
|
|
while (len && value[len - 1] == '\n')
|
|
len--;
|
|
|
|
if (!strncasecmp(value, "to: ", 4)) {
|
|
item = string_list_append(&extra_to, value + 4);
|
|
len -= 4;
|
|
} else if (!strncasecmp(value, "cc: ", 4)) {
|
|
item = string_list_append(&extra_cc, value + 4);
|
|
len -= 4;
|
|
} else {
|
|
item = string_list_append(&extra_hdr, value);
|
|
}
|
|
|
|
item->string[len] = '\0';
|
|
}
|
|
|
|
#define THREAD_SHALLOW 1
|
|
#define THREAD_DEEP 2
|
|
static int thread;
|
|
static int do_signoff;
|
|
static const char *signature = git_version_string;
|
|
|
|
static int git_format_config(const char *var, const char *value, void *cb)
|
|
{
|
|
if (!strcmp(var, "format.headers")) {
|
|
if (!value)
|
|
die(_("format.headers without value"));
|
|
add_header(value);
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.suffix"))
|
|
return git_config_string(&fmt_patch_suffix, var, value);
|
|
if (!strcmp(var, "format.to")) {
|
|
if (!value)
|
|
return config_error_nonbool(var);
|
|
string_list_append(&extra_to, value);
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.cc")) {
|
|
if (!value)
|
|
return config_error_nonbool(var);
|
|
string_list_append(&extra_cc, value);
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff") ||
|
|
!strcmp(var, "color.ui")) {
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.numbered")) {
|
|
if (value && !strcasecmp(value, "auto")) {
|
|
auto_number = 1;
|
|
return 0;
|
|
}
|
|
numbered = git_config_bool(var, value);
|
|
auto_number = auto_number && numbered;
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.attach")) {
|
|
if (value && *value)
|
|
default_attach = xstrdup(value);
|
|
else
|
|
default_attach = xstrdup(git_version_string);
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.thread")) {
|
|
if (value && !strcasecmp(value, "deep")) {
|
|
thread = THREAD_DEEP;
|
|
return 0;
|
|
}
|
|
if (value && !strcasecmp(value, "shallow")) {
|
|
thread = THREAD_SHALLOW;
|
|
return 0;
|
|
}
|
|
thread = git_config_bool(var, value) && THREAD_SHALLOW;
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.signoff")) {
|
|
do_signoff = git_config_bool(var, value);
|
|
return 0;
|
|
}
|
|
if (!strcmp(var, "format.signature"))
|
|
return git_config_string(&signature, var, value);
|
|
|
|
return git_log_config(var, value, cb);
|
|
}
|
|
|
|
static FILE *realstdout = NULL;
|
|
static const char *output_directory = NULL;
|
|
static int outdir_offset;
|
|
|
|
static int reopen_stdout(struct commit *commit, const char *subject,
|
|
struct rev_info *rev, int quiet)
|
|
{
|
|
struct strbuf filename = STRBUF_INIT;
|
|
int suffix_len = strlen(fmt_patch_suffix) + 1;
|
|
|
|
if (output_directory) {
|
|
strbuf_addstr(&filename, output_directory);
|
|
if (filename.len >=
|
|
PATH_MAX - FORMAT_PATCH_NAME_MAX - suffix_len)
|
|
return error(_("name of output directory is too long"));
|
|
if (filename.buf[filename.len - 1] != '/')
|
|
strbuf_addch(&filename, '/');
|
|
}
|
|
|
|
get_patch_filename(commit, subject, rev->nr, fmt_patch_suffix, &filename);
|
|
|
|
if (!quiet)
|
|
fprintf(realstdout, "%s\n", filename.buf + outdir_offset);
|
|
|
|
if (freopen(filename.buf, "w", stdout) == NULL)
|
|
return error(_("Cannot open patch file %s"), filename.buf);
|
|
|
|
strbuf_release(&filename);
|
|
return 0;
|
|
}
|
|
|
|
static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const char *prefix)
|
|
{
|
|
struct rev_info check_rev;
|
|
struct commit *commit;
|
|
struct object *o1, *o2;
|
|
unsigned flags1, flags2;
|
|
|
|
if (rev->pending.nr != 2)
|
|
die(_("Need exactly one range."));
|
|
|
|
o1 = rev->pending.objects[0].item;
|
|
flags1 = o1->flags;
|
|
o2 = rev->pending.objects[1].item;
|
|
flags2 = o2->flags;
|
|
|
|
if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING))
|
|
die(_("Not a range."));
|
|
|
|
init_patch_ids(ids);
|
|
|
|
/* given a range a..b get all patch ids for b..a */
|
|
init_revisions(&check_rev, prefix);
|
|
o1->flags ^= UNINTERESTING;
|
|
o2->flags ^= UNINTERESTING;
|
|
add_pending_object(&check_rev, o1, "o1");
|
|
add_pending_object(&check_rev, o2, "o2");
|
|
if (prepare_revision_walk(&check_rev))
|
|
die(_("revision walk setup failed"));
|
|
|
|
while ((commit = get_revision(&check_rev)) != NULL) {
|
|
/* ignore merges */
|
|
if (commit->parents && commit->parents->next)
|
|
continue;
|
|
|
|
add_commit_patch_id(commit, ids);
|
|
}
|
|
|
|
/* reset for next revision walk */
|
|
clear_commit_marks((struct commit *)o1,
|
|
SEEN | UNINTERESTING | SHOWN | ADDED);
|
|
clear_commit_marks((struct commit *)o2,
|
|
SEEN | UNINTERESTING | SHOWN | ADDED);
|
|
o1->flags = flags1;
|
|
o2->flags = flags2;
|
|
}
|
|
|
|
static void gen_message_id(struct rev_info *info, char *base)
|
|
{
|
|
struct strbuf buf = STRBUF_INIT;
|
|
strbuf_addf(&buf, "%s.%lu.git.%s", base,
|
|
(unsigned long) time(NULL),
|
|
git_committer_info(IDENT_NO_NAME|IDENT_NO_DATE|IDENT_STRICT));
|
|
info->message_id = strbuf_detach(&buf, NULL);
|
|
}
|
|
|
|
static void print_signature(void)
|
|
{
|
|
if (signature && *signature)
|
|
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;
|
|
const char *body = "*** SUBJECT HERE ***\n\n*** BLURB HERE ***\n";
|
|
const char *msg;
|
|
struct shortlog log;
|
|
struct strbuf sb = STRBUF_INIT;
|
|
int i;
|
|
const char *encoding = "UTF-8";
|
|
struct diff_options opts;
|
|
int need_8bit_cte = 0;
|
|
struct pretty_print_context pp = {0};
|
|
|
|
if (rev->commit_format != CMIT_FMT_EMAIL)
|
|
die(_("Cover letter needs email format"));
|
|
|
|
committer = git_committer_info(0);
|
|
|
|
if (!use_stdout &&
|
|
reopen_stdout(NULL, numbered_files ? NULL : "cover-letter", rev, quiet))
|
|
return;
|
|
|
|
log_write_email_headers(rev, head, &pp.subject, &pp.after_subject,
|
|
&need_8bit_cte);
|
|
|
|
for (i = 0; !need_8bit_cte && i < nr; i++)
|
|
if (has_non_ascii(list[i]->buffer))
|
|
need_8bit_cte = 1;
|
|
|
|
msg = body;
|
|
pp.fmt = CMIT_FMT_EMAIL;
|
|
pp.date_mode = DATE_RFC2822;
|
|
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);
|
|
|
|
shortlog_init(&log);
|
|
log.wrap_lines = 1;
|
|
log.wrap = 72;
|
|
log.in1 = 2;
|
|
log.in2 = 4;
|
|
for (i = 0; i < nr; i++)
|
|
shortlog_add_commit(&log, list[i]);
|
|
|
|
shortlog_output(&log);
|
|
|
|
/*
|
|
* We can only do diffstat with a unique reference point
|
|
*/
|
|
if (!origin)
|
|
return;
|
|
|
|
memcpy(&opts, &rev->diffopt, sizeof(opts));
|
|
opts.output_format = DIFF_FORMAT_SUMMARY | DIFF_FORMAT_DIFFSTAT;
|
|
|
|
diff_setup_done(&opts);
|
|
|
|
diff_tree_sha1(origin->tree->object.sha1,
|
|
head->tree->object.sha1,
|
|
"", &opts);
|
|
diffcore_std(&opts);
|
|
diff_flush(&opts);
|
|
|
|
printf("\n");
|
|
print_signature();
|
|
}
|
|
|
|
static const char *clean_message_id(const char *msg_id)
|
|
{
|
|
char ch;
|
|
const char *a, *z, *m;
|
|
|
|
m = msg_id;
|
|
while ((ch = *m) && (isspace(ch) || (ch == '<')))
|
|
m++;
|
|
a = m;
|
|
z = NULL;
|
|
while ((ch = *m)) {
|
|
if (!isspace(ch) && (ch != '>'))
|
|
z = m;
|
|
m++;
|
|
}
|
|
if (!z)
|
|
die(_("insane in-reply-to: %s"), msg_id);
|
|
if (++z == m)
|
|
return a;
|
|
return xmemdupz(a, z - a);
|
|
}
|
|
|
|
static const char *set_outdir(const char *prefix, const char *output_directory)
|
|
{
|
|
if (output_directory && is_absolute_path(output_directory))
|
|
return output_directory;
|
|
|
|
if (!prefix || !*prefix) {
|
|
if (output_directory)
|
|
return output_directory;
|
|
/* The user did not explicitly ask for "./" */
|
|
outdir_offset = 2;
|
|
return "./";
|
|
}
|
|
|
|
outdir_offset = strlen(prefix);
|
|
if (!output_directory)
|
|
return prefix;
|
|
|
|
return xstrdup(prefix_filename(prefix, outdir_offset,
|
|
output_directory));
|
|
}
|
|
|
|
static const char * const builtin_format_patch_usage[] = {
|
|
N_("git format-patch [options] [<since> | <revision range>]"),
|
|
NULL
|
|
};
|
|
|
|
static int keep_subject = 0;
|
|
|
|
static int keep_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
((struct rev_info *)opt->value)->total = -1;
|
|
keep_subject = 1;
|
|
return 0;
|
|
}
|
|
|
|
static int subject_prefix = 0;
|
|
|
|
static int subject_prefix_callback(const struct option *opt, const char *arg,
|
|
int unset)
|
|
{
|
|
subject_prefix = 1;
|
|
((struct rev_info *)opt->value)->subject_prefix = arg;
|
|
return 0;
|
|
}
|
|
|
|
static int numbered_cmdline_opt = 0;
|
|
|
|
static int numbered_callback(const struct option *opt, const char *arg,
|
|
int unset)
|
|
{
|
|
*(int *)opt->value = numbered_cmdline_opt = unset ? 0 : 1;
|
|
if (unset)
|
|
auto_number = 0;
|
|
return 0;
|
|
}
|
|
|
|
static int no_numbered_callback(const struct option *opt, const char *arg,
|
|
int unset)
|
|
{
|
|
return numbered_callback(opt, arg, 1);
|
|
}
|
|
|
|
static int output_directory_callback(const struct option *opt, const char *arg,
|
|
int unset)
|
|
{
|
|
const char **dir = (const char **)opt->value;
|
|
if (*dir)
|
|
die(_("Two output directories?"));
|
|
*dir = arg;
|
|
return 0;
|
|
}
|
|
|
|
static int thread_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
int *thread = (int *)opt->value;
|
|
if (unset)
|
|
*thread = 0;
|
|
else if (!arg || !strcmp(arg, "shallow"))
|
|
*thread = THREAD_SHALLOW;
|
|
else if (!strcmp(arg, "deep"))
|
|
*thread = THREAD_DEEP;
|
|
else
|
|
return 1;
|
|
return 0;
|
|
}
|
|
|
|
static int attach_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
struct rev_info *rev = (struct rev_info *)opt->value;
|
|
if (unset)
|
|
rev->mime_boundary = NULL;
|
|
else if (arg)
|
|
rev->mime_boundary = arg;
|
|
else
|
|
rev->mime_boundary = git_version_string;
|
|
rev->no_inline = unset ? 0 : 1;
|
|
return 0;
|
|
}
|
|
|
|
static int inline_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
struct rev_info *rev = (struct rev_info *)opt->value;
|
|
if (unset)
|
|
rev->mime_boundary = NULL;
|
|
else if (arg)
|
|
rev->mime_boundary = arg;
|
|
else
|
|
rev->mime_boundary = git_version_string;
|
|
rev->no_inline = 0;
|
|
return 0;
|
|
}
|
|
|
|
static int header_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
if (unset) {
|
|
string_list_clear(&extra_hdr, 0);
|
|
string_list_clear(&extra_to, 0);
|
|
string_list_clear(&extra_cc, 0);
|
|
} else {
|
|
add_header(arg);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int to_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
if (unset)
|
|
string_list_clear(&extra_to, 0);
|
|
else
|
|
string_list_append(&extra_to, arg);
|
|
return 0;
|
|
}
|
|
|
|
static int cc_callback(const struct option *opt, const char *arg, int unset)
|
|
{
|
|
if (unset)
|
|
string_list_clear(&extra_cc, 0);
|
|
else
|
|
string_list_append(&extra_cc, arg);
|
|
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;
|
|
struct commit **list = NULL;
|
|
struct rev_info rev;
|
|
struct setup_revision_opt s_r_opt;
|
|
int nr = 0, total, i;
|
|
int use_stdout = 0;
|
|
int start_number = -1;
|
|
int numbered_files = 0; /* _just_ numbers */
|
|
int ignore_if_in_upstream = 0;
|
|
int cover_letter = 0;
|
|
int boundary_count = 0;
|
|
int no_binary_diff = 0;
|
|
struct commit *origin = NULL, *head = NULL;
|
|
const char *in_reply_to = NULL;
|
|
struct patch_ids ids;
|
|
char *add_signoff = NULL;
|
|
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,
|
|
N_("use [PATCH n/m] even with a single patch"),
|
|
PARSE_OPT_NOARG, numbered_callback },
|
|
{ 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,
|
|
N_("print patches to standard out")),
|
|
OPT_BOOLEAN(0, "cover-letter", &cover_letter,
|
|
N_("generate a cover letter")),
|
|
OPT_BOOLEAN(0, "numbered-files", &numbered_files,
|
|
N_("use simple number sequence for output file names")),
|
|
OPT_STRING(0, "suffix", &fmt_patch_suffix, N_("sfx"),
|
|
N_("use <sfx> instead of '.patch'")),
|
|
OPT_INTEGER(0, "start-number", &start_number,
|
|
N_("start numbering patches at <n> instead of 1")),
|
|
{ OPTION_CALLBACK, 0, "subject-prefix", &rev, N_("prefix"),
|
|
N_("Use [<prefix>] instead of [PATCH]"),
|
|
PARSE_OPT_NONEG, subject_prefix_callback },
|
|
{ OPTION_CALLBACK, 'o', "output-directory", &output_directory,
|
|
N_("dir"), N_("store resulting files in <dir>"),
|
|
PARSE_OPT_NONEG, output_directory_callback },
|
|
{ OPTION_CALLBACK, 'k', "keep-subject", &rev, NULL,
|
|
N_("don't strip/add [PATCH]"),
|
|
PARSE_OPT_NOARG | PARSE_OPT_NONEG, keep_callback },
|
|
OPT_BOOLEAN(0, "no-binary", &no_binary_diff,
|
|
N_("don't output binary diffs")),
|
|
OPT_BOOLEAN(0, "ignore-if-in-upstream", &ignore_if_in_upstream,
|
|
N_("don't include a patch matching a commit upstream")),
|
|
{ OPTION_BOOLEAN, 'p', "no-stat", &use_patch_format, NULL,
|
|
N_("show patch format instead of default (patch + stat)"),
|
|
PARSE_OPT_NONEG | PARSE_OPT_NOARG },
|
|
OPT_GROUP(N_("Messaging")),
|
|
{ OPTION_CALLBACK, 0, "add-header", NULL, N_("header"),
|
|
N_("add email header"), 0, header_callback },
|
|
{ OPTION_CALLBACK, 0, "to", NULL, N_("email"), N_("add To: header"),
|
|
0, to_callback },
|
|
{ OPTION_CALLBACK, 0, "cc", NULL, N_("email"), N_("add Cc: header"),
|
|
0, cc_callback },
|
|
OPT_STRING(0, "in-reply-to", &in_reply_to, N_("message-id"),
|
|
N_("make first mail a reply to <message-id>")),
|
|
{ OPTION_CALLBACK, 0, "attach", &rev, N_("boundary"),
|
|
N_("attach the patch"), PARSE_OPT_OPTARG,
|
|
attach_callback },
|
|
{ OPTION_CALLBACK, 0, "inline", &rev, N_("boundary"),
|
|
N_("inline the patch"),
|
|
PARSE_OPT_OPTARG | PARSE_OPT_NONEG,
|
|
inline_callback },
|
|
{ OPTION_CALLBACK, 0, "thread", &thread, N_("style"),
|
|
N_("enable message threading, styles: shallow, deep"),
|
|
PARSE_OPT_OPTARG, thread_callback },
|
|
OPT_STRING(0, "signature", &signature, N_("signature"),
|
|
N_("add a signature")),
|
|
OPT_BOOLEAN(0, "quiet", &quiet,
|
|
N_("don't print the patch filenames")),
|
|
OPT_END()
|
|
};
|
|
|
|
extra_hdr.strdup_strings = 1;
|
|
extra_to.strdup_strings = 1;
|
|
extra_cc.strdup_strings = 1;
|
|
git_config(git_format_config, NULL);
|
|
init_revisions(&rev, prefix);
|
|
rev.commit_format = CMIT_FMT_EMAIL;
|
|
rev.verbose_header = 1;
|
|
rev.diff = 1;
|
|
rev.max_parents = 1;
|
|
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
|
|
rev.subject_prefix = fmt_patch_subject_prefix;
|
|
memset(&s_r_opt, 0, sizeof(s_r_opt));
|
|
s_r_opt.def = "HEAD";
|
|
s_r_opt.revarg_opt = REVARG_COMMITTISH;
|
|
|
|
if (default_attach) {
|
|
rev.mime_boundary = default_attach;
|
|
rev.no_inline = 1;
|
|
}
|
|
|
|
/*
|
|
* Parse the arguments before setup_revisions(), or something
|
|
* like "git format-patch -o a123 HEAD^.." may fail; a123 is
|
|
* possibly a valid SHA1.
|
|
*/
|
|
argc = parse_options(argc, argv, prefix, builtin_format_patch_options,
|
|
builtin_format_patch_usage,
|
|
PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN |
|
|
PARSE_OPT_KEEP_DASHDASH);
|
|
|
|
if (do_signoff) {
|
|
const char *committer;
|
|
const char *endpos;
|
|
committer = git_committer_info(IDENT_STRICT);
|
|
endpos = strchr(committer, '>');
|
|
if (!endpos)
|
|
die(_("bogus committer info %s"), committer);
|
|
add_signoff = xmemdupz(committer, endpos - committer + 1);
|
|
}
|
|
|
|
for (i = 0; i < extra_hdr.nr; i++) {
|
|
strbuf_addstr(&buf, extra_hdr.items[i].string);
|
|
strbuf_addch(&buf, '\n');
|
|
}
|
|
|
|
if (extra_to.nr)
|
|
strbuf_addstr(&buf, "To: ");
|
|
for (i = 0; i < extra_to.nr; i++) {
|
|
if (i)
|
|
strbuf_addstr(&buf, " ");
|
|
strbuf_addstr(&buf, extra_to.items[i].string);
|
|
if (i + 1 < extra_to.nr)
|
|
strbuf_addch(&buf, ',');
|
|
strbuf_addch(&buf, '\n');
|
|
}
|
|
|
|
if (extra_cc.nr)
|
|
strbuf_addstr(&buf, "Cc: ");
|
|
for (i = 0; i < extra_cc.nr; i++) {
|
|
if (i)
|
|
strbuf_addstr(&buf, " ");
|
|
strbuf_addstr(&buf, extra_cc.items[i].string);
|
|
if (i + 1 < extra_cc.nr)
|
|
strbuf_addch(&buf, ',');
|
|
strbuf_addch(&buf, '\n');
|
|
}
|
|
|
|
rev.extra_headers = strbuf_detach(&buf, NULL);
|
|
|
|
if (start_number < 0)
|
|
start_number = 1;
|
|
|
|
/*
|
|
* If numbered is set solely due to format.numbered in config,
|
|
* and it would conflict with --keep-subject (-k) from the
|
|
* command line, reset "numbered".
|
|
*/
|
|
if (numbered && keep_subject && !numbered_cmdline_opt)
|
|
numbered = 0;
|
|
|
|
if (numbered && keep_subject)
|
|
die (_("-n and -k are mutually exclusive."));
|
|
if (keep_subject && subject_prefix)
|
|
die (_("--subject-prefix and -k are mutually exclusive."));
|
|
rev.preserve_subject = keep_subject;
|
|
|
|
argc = setup_revisions(argc, argv, &rev, &s_r_opt);
|
|
if (argc > 1)
|
|
die (_("unrecognized argument: %s"), argv[1]);
|
|
|
|
if (rev.diffopt.output_format & DIFF_FORMAT_NAME)
|
|
die(_("--name-only does not make sense"));
|
|
if (rev.diffopt.output_format & DIFF_FORMAT_NAME_STATUS)
|
|
die(_("--name-status does not make sense"));
|
|
if (rev.diffopt.output_format & DIFF_FORMAT_CHECKDIFF)
|
|
die(_("--check does not make sense"));
|
|
|
|
if (!use_patch_format &&
|
|
(!rev.diffopt.output_format ||
|
|
rev.diffopt.output_format == DIFF_FORMAT_PATCH))
|
|
rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY;
|
|
|
|
/* Always generate a patch */
|
|
rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
|
|
|
|
if (!DIFF_OPT_TST(&rev.diffopt, TEXT) && !no_binary_diff)
|
|
DIFF_OPT_SET(&rev.diffopt, BINARY);
|
|
|
|
if (rev.show_notes)
|
|
init_display_notes(&rev.notes_opt);
|
|
|
|
if (!use_stdout)
|
|
output_directory = set_outdir(prefix, output_directory);
|
|
else
|
|
setup_pager();
|
|
|
|
if (output_directory) {
|
|
if (use_stdout)
|
|
die(_("standard output, or directory, which one?"));
|
|
if (mkdir(output_directory, 0777) < 0 && errno != EEXIST)
|
|
die_errno(_("Could not create directory '%s'"),
|
|
output_directory);
|
|
}
|
|
|
|
if (rev.pending.nr == 1) {
|
|
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 */
|
|
}
|
|
/*
|
|
* Otherwise, it is "format-patch -22 HEAD", and/or
|
|
* "format-patch --root HEAD". The user wants
|
|
* get_revision() to do the usual traversal.
|
|
*/
|
|
}
|
|
|
|
/*
|
|
* We cannot move this anywhere earlier because we do want to
|
|
* know if --root was given explicitly from the command line.
|
|
*/
|
|
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) {
|
|
struct object_array_entry *o = rev.pending.objects;
|
|
if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
|
|
return 0;
|
|
}
|
|
get_patch_ids(&rev, &ids, prefix);
|
|
}
|
|
|
|
if (!use_stdout)
|
|
realstdout = xfdopen(xdup(1), "w");
|
|
|
|
if (prepare_revision_walk(&rev))
|
|
die(_("revision walk setup failed"));
|
|
rev.boundary = 1;
|
|
while ((commit = get_revision(&rev)) != NULL) {
|
|
if (commit->object.flags & BOUNDARY) {
|
|
boundary_count++;
|
|
origin = (boundary_count == 1) ? commit : NULL;
|
|
continue;
|
|
}
|
|
|
|
if (ignore_if_in_upstream &&
|
|
has_commit_patch_id(commit, &ids))
|
|
continue;
|
|
|
|
nr++;
|
|
list = xrealloc(list, nr * sizeof(list[0]));
|
|
list[nr - 1] = commit;
|
|
}
|
|
total = nr;
|
|
if (!keep_subject && auto_number && total > 1)
|
|
numbered = 1;
|
|
if (numbered)
|
|
rev.total = total + start_number - 1;
|
|
if (in_reply_to || thread || cover_letter)
|
|
rev.ref_message_ids = xcalloc(1, sizeof(struct string_list));
|
|
if (in_reply_to) {
|
|
const char *msgid = clean_message_id(in_reply_to);
|
|
string_list_append(rev.ref_message_ids, msgid);
|
|
}
|
|
rev.numbered_files = numbered_files;
|
|
rev.patch_suffix = fmt_patch_suffix;
|
|
if (cover_letter) {
|
|
if (thread)
|
|
gen_message_id(&rev, "cover");
|
|
make_cover_letter(&rev, use_stdout, numbered, numbered_files,
|
|
origin, nr, list, head, branch_name, quiet);
|
|
total++;
|
|
start_number--;
|
|
}
|
|
rev.add_signoff = add_signoff;
|
|
while (0 <= --nr) {
|
|
int shown;
|
|
commit = list[nr];
|
|
rev.nr = total - nr + (start_number - 1);
|
|
/* Make the second and subsequent mails replies to the first */
|
|
if (thread) {
|
|
/* Have we already had a message ID? */
|
|
if (rev.message_id) {
|
|
/*
|
|
* For deep threading: make every mail
|
|
* a reply to the previous one, no
|
|
* matter what other options are set.
|
|
*
|
|
* For shallow threading:
|
|
*
|
|
* Without --cover-letter and
|
|
* --in-reply-to, make every mail a
|
|
* reply to the one before.
|
|
*
|
|
* With --in-reply-to but no
|
|
* --cover-letter, make every mail a
|
|
* reply to the <reply-to>.
|
|
*
|
|
* With --cover-letter, make every
|
|
* mail but the cover letter a reply
|
|
* to the cover letter. The cover
|
|
* letter is a reply to the
|
|
* --in-reply-to, if specified.
|
|
*/
|
|
if (thread == THREAD_SHALLOW
|
|
&& rev.ref_message_ids->nr > 0
|
|
&& (!cover_letter || rev.nr > 1))
|
|
free(rev.message_id);
|
|
else
|
|
string_list_append(rev.ref_message_ids,
|
|
rev.message_id);
|
|
}
|
|
gen_message_id(&rev, sha1_to_hex(commit->object.sha1));
|
|
}
|
|
|
|
if (!use_stdout &&
|
|
reopen_stdout(numbered_files ? NULL : commit, NULL, &rev, quiet))
|
|
die(_("Failed to create output files"));
|
|
shown = log_tree_commit(&rev, commit);
|
|
free(commit->buffer);
|
|
commit->buffer = NULL;
|
|
|
|
/* We put one extra blank line between formatted
|
|
* patches and this flag is used by log-tree code
|
|
* to see if it needs to emit a LF before showing
|
|
* the log; when using one file per patch, we do
|
|
* not want the extra blank line.
|
|
*/
|
|
if (!use_stdout)
|
|
rev.shown_one = 0;
|
|
if (shown) {
|
|
if (rev.mime_boundary)
|
|
printf("\n--%s%s--\n\n\n",
|
|
mime_boundary_leader,
|
|
rev.mime_boundary);
|
|
else
|
|
print_signature();
|
|
}
|
|
if (!use_stdout)
|
|
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);
|
|
if (ignore_if_in_upstream)
|
|
free_patch_ids(&ids);
|
|
return 0;
|
|
}
|
|
|
|
static int add_pending_commit(const char *arg, struct rev_info *revs, int flags)
|
|
{
|
|
unsigned char sha1[20];
|
|
if (get_sha1(arg, sha1) == 0) {
|
|
struct commit *commit = lookup_commit_reference(sha1);
|
|
if (commit) {
|
|
commit->object.flags |= flags;
|
|
add_pending_object(revs, &commit->object, arg);
|
|
return 0;
|
|
}
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static const char * const cherry_usage[] = {
|
|
N_("git cherry [-v] [<upstream> [<head> [<limit>]]]"),
|
|
NULL
|
|
};
|
|
|
|
static void print_commit(char sign, struct commit *commit, int verbose,
|
|
int abbrev)
|
|
{
|
|
if (!verbose) {
|
|
printf("%c %s\n", sign,
|
|
find_unique_abbrev(commit->object.sha1, abbrev));
|
|
} else {
|
|
struct strbuf buf = STRBUF_INIT;
|
|
pp_commit_easy(CMIT_FMT_ONELINE, commit, &buf);
|
|
printf("%c %s %s\n", sign,
|
|
find_unique_abbrev(commit->object.sha1, abbrev),
|
|
buf.buf);
|
|
strbuf_release(&buf);
|
|
}
|
|
}
|
|
|
|
int cmd_cherry(int argc, const char **argv, const char *prefix)
|
|
{
|
|
struct rev_info revs;
|
|
struct patch_ids ids;
|
|
struct commit *commit;
|
|
struct commit_list *list = NULL;
|
|
struct branch *current_branch;
|
|
const char *upstream;
|
|
const char *head = "HEAD";
|
|
const char *limit = NULL;
|
|
int verbose = 0, abbrev = 0;
|
|
|
|
struct option options[] = {
|
|
OPT__ABBREV(&abbrev),
|
|
OPT__VERBOSE(&verbose, N_("be verbose")),
|
|
OPT_END()
|
|
};
|
|
|
|
argc = parse_options(argc, argv, prefix, options, cherry_usage, 0);
|
|
|
|
switch (argc) {
|
|
case 3:
|
|
limit = argv[2];
|
|
/* FALLTHROUGH */
|
|
case 2:
|
|
head = argv[1];
|
|
/* FALLTHROUGH */
|
|
case 1:
|
|
upstream = argv[0];
|
|
break;
|
|
default:
|
|
current_branch = branch_get(NULL);
|
|
if (!current_branch || !current_branch->merge
|
|
|| !current_branch->merge[0]
|
|
|| !current_branch->merge[0]->dst) {
|
|
fprintf(stderr, _("Could not find a tracked"
|
|
" remote branch, please"
|
|
" specify <upstream> manually.\n"));
|
|
usage_with_options(cherry_usage, options);
|
|
}
|
|
|
|
upstream = current_branch->merge[0]->dst;
|
|
}
|
|
|
|
init_revisions(&revs, prefix);
|
|
revs.diff = 1;
|
|
revs.combine_merges = 0;
|
|
revs.ignore_merges = 1;
|
|
DIFF_OPT_SET(&revs.diffopt, RECURSIVE);
|
|
|
|
if (add_pending_commit(head, &revs, 0))
|
|
die(_("Unknown commit %s"), head);
|
|
if (add_pending_commit(upstream, &revs, UNINTERESTING))
|
|
die(_("Unknown commit %s"), upstream);
|
|
|
|
/* Don't say anything if head and upstream are the same. */
|
|
if (revs.pending.nr == 2) {
|
|
struct object_array_entry *o = revs.pending.objects;
|
|
if (hashcmp(o[0].item->sha1, o[1].item->sha1) == 0)
|
|
return 0;
|
|
}
|
|
|
|
get_patch_ids(&revs, &ids, prefix);
|
|
|
|
if (limit && add_pending_commit(limit, &revs, UNINTERESTING))
|
|
die(_("Unknown commit %s"), limit);
|
|
|
|
/* reverse the list of commits */
|
|
if (prepare_revision_walk(&revs))
|
|
die(_("revision walk setup failed"));
|
|
while ((commit = get_revision(&revs)) != NULL) {
|
|
/* ignore merges */
|
|
if (commit->parents && commit->parents->next)
|
|
continue;
|
|
|
|
commit_list_insert(commit, &list);
|
|
}
|
|
|
|
while (list) {
|
|
char sign = '+';
|
|
|
|
commit = list->item;
|
|
if (has_commit_patch_id(commit, &ids))
|
|
sign = '-';
|
|
print_commit(sign, commit, verbose, abbrev);
|
|
list = list->next;
|
|
}
|
|
|
|
free_patch_ids(&ids);
|
|
return 0;
|
|
}
|