#include "builtin.h"
#include "tag.h"
#include "reflog-walk.h"
+#include "patch-ids.h"
+#include "refs.h"
static int default_show_root = 1;
+static const char *fmt_patch_subject_prefix = "PATCH";
-/* this is in builtin-diff.c */
-void add_head(struct rev_info *revs);
+static void add_name_decoration(const char *prefix, const char *name, struct object *obj)
+{
+ int plen = strlen(prefix);
+ int nlen = strlen(name);
+ struct name_decoration *res = xmalloc(sizeof(struct name_decoration) + plen + nlen);
+ memcpy(res->name, prefix, plen);
+ memcpy(res->name + plen, name, nlen + 1);
+ res->next = add_decoration(&name_decoration, obj, res);
+}
+
+static int add_ref_decoration(const char *refname, const unsigned char *sha1, int flags, void *cb_data)
+{
+ struct object *obj = parse_object(sha1);
+ if (!obj)
+ return 0;
+ add_name_decoration("", refname, obj);
+ while (obj->type == OBJ_TAG) {
+ obj = ((struct tag *)obj)->tagged;
+ if (!obj)
+ break;
+ add_name_decoration("tag: ", refname, obj);
+ }
+ return 0;
+}
static void cmd_log_init(int argc, const char **argv, const char *prefix,
struct rev_info *rev)
{
int i;
+ int decorate = 0;
rev->abbrev = DEFAULT_ABBREV;
rev->commit_format = CMIT_FMT_DEFAULT;
rev->verbose_header = 1;
+ DIFF_OPT_SET(&rev->diffopt, RECURSIVE);
rev->show_root_diff = default_show_root;
+ rev->subject_prefix = fmt_patch_subject_prefix;
argc = setup_revisions(argc, argv, rev, "HEAD");
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.nr_paths != 1)
+ usage("git logs can only follow renames on one pathname at a time");
+ }
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
- if (!prefixcmp(arg, "--encoding=")) {
- arg += 11;
- if (strcmp(arg, "none"))
- git_log_output_encoding = xstrdup(arg);
- else
- git_log_output_encoding = "";
- }
- else
+ if (!strcmp(arg, "--decorate")) {
+ if (!decorate)
+ for_each_ref(add_ref_decoration, NULL);
+ decorate = 1;
+ } else
die("unrecognized argument: %s", arg);
}
}
+/*
+ * 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);
+}
+
+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;
+ if (rev->early_output)
+ setup_early_output(rev);
+
prepare_revision_walk(rev);
+
+ if (rev->early_output)
+ finish_early_output(rev);
+
while ((commit = get_revision(rev)) != NULL) {
log_tree_commit(rev, commit);
if (!rev->reflog_info) {
static int git_log_config(const char *var, const char *value)
{
+ if (!strcmp(var, "format.subjectprefix")) {
+ if (!value)
+ config_error_nonbool(var);
+ fmt_patch_subject_prefix = xstrdup(value);
+ return 0;
+ }
if (!strcmp(var, "log.showroot")) {
default_show_root = git_config_bool(var, value);
return 0;
git_config(git_log_config);
init_revisions(&rev, prefix);
rev.diff = 1;
- rev.diffopt.recursive = 1;
rev.simplify_history = 0;
cmd_log_init(argc, argv, prefix, &rev);
if (!rev.diffopt.output_format)
return cmd_log_walk(&rev);
}
-static int show_object(const unsigned char *sha1, int suppress_header)
+static void show_tagger(char *buf, int len, struct rev_info *rev)
+{
+ char *email_end, *p;
+ unsigned long date;
+ int tz;
+
+ email_end = memchr(buf, '>', len);
+ if (!email_end)
+ return;
+ p = ++email_end;
+ while (isspace(*p))
+ p++;
+ date = strtoul(p, &p, 10);
+ while (isspace(*p))
+ p++;
+ tz = (int)strtol(p, NULL, 10);
+ printf("Tagger: %.*s\nDate: %s\n", (int)(email_end - buf), buf,
+ show_date(date, tz, rev->date_mode));
+}
+
+static int show_object(const unsigned char *sha1, int show_tag_object,
+ struct rev_info *rev)
{
unsigned long size;
enum object_type type;
if (!buf)
return error("Could not read object %s", sha1_to_hex(sha1));
- if (suppress_header)
- while (offset < size && buf[offset++] != '\n') {
- int new_offset = offset;
+ 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;
}
git_config(git_log_config);
init_revisions(&rev, prefix);
rev.diff = 1;
- rev.diffopt.recursive = 1;
rev.combine_merges = 1;
rev.dense_combined_merges = 1;
rev.always_show_header = 1;
const char *name = objects[i].name;
switch (o->type) {
case OBJ_BLOB:
- ret = show_object(o->sha1, 0);
+ ret = show_object(o->sha1, 0, NULL);
break;
case OBJ_TAG: {
struct tag *t = (struct tag *)o;
- printf("%stag %s%s\n\n",
- diff_get_color(rev.diffopt.color_diff,
- DIFF_COMMIT),
+ printf("%stag %s%s\n",
+ diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
t->tag,
- diff_get_color(rev.diffopt.color_diff,
- DIFF_RESET));
- ret = show_object(o->sha1, 1);
+ diff_get_color_opt(&rev.diffopt, DIFF_RESET));
+ ret = show_object(o->sha1, 1, &rev);
objects[i].item = (struct object *)t->tagged;
i--;
break;
}
case OBJ_TREE:
printf("%stree %s%s\n\n",
- diff_get_color(rev.diffopt.color_diff,
- DIFF_COMMIT),
+ diff_get_color_opt(&rev.diffopt, DIFF_COMMIT),
name,
- diff_get_color(rev.diffopt.color_diff,
- DIFF_RESET));
+ diff_get_color_opt(&rev.diffopt, DIFF_RESET));
read_tree_recursive((struct tree *)o, "", 0, 0, NULL,
show_tree_object);
break;
static char *extra_headers = NULL;
static int extra_headers_size = 0;
static const char *fmt_patch_suffix = ".patch";
+static int numbered = 0;
+static int auto_number = 0;
static int git_format_config(const char *var, const char *value)
{
}
if (!strcmp(var, "format.suffix")) {
if (!value)
- die("format.suffix without value");
+ return config_error_nonbool(var);
fmt_patch_suffix = xstrdup(value);
return 0;
}
if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) {
return 0;
}
+ if (!strcmp(var, "format.numbered")) {
+ if (value && !strcasecmp(value, "auto")) {
+ auto_number = 1;
+ return 0;
+ }
+ numbered = git_config_bool(var, value);
+ return 0;
+ }
+
return git_log_config(var, value);
}
static FILE *realstdout = NULL;
static const char *output_directory = NULL;
-static int reopen_stdout(struct commit *commit, int nr, int keep_subject)
+static int reopen_stdout(struct commit *commit, int nr, int keep_subject,
+ int numbered_files)
{
char filename[PATH_MAX];
char *sol;
filename[len++] = '/';
}
- sprintf(filename + len, "%04d", nr);
- len = strlen(filename);
-
- sol = strstr(commit->buffer, "\n\n");
- if (sol) {
- int j, space = 1;
-
- sol += 2;
- /* strip [PATCH] or [PATCH blabla] */
- if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
- char *eos = strchr(sol + 6, ']');
- if (eos) {
- while (isspace(*eos))
- eos++;
- sol = eos;
- }
- }
+ if (numbered_files) {
+ sprintf(filename + len, "%d", nr);
+ len = strlen(filename);
- for (j = 0;
- j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
- len < sizeof(filename) - suffix_len &&
- sol[j] && sol[j] != '\n';
- j++) {
- if (istitlechar(sol[j])) {
- if (space) {
- filename[len++] = '-';
- space = 0;
+ } else {
+ sprintf(filename + len, "%04d", nr);
+ len = strlen(filename);
+
+ sol = strstr(commit->buffer, "\n\n");
+ if (sol) {
+ int j, space = 1;
+
+ sol += 2;
+ /* strip [PATCH] or [PATCH blabla] */
+ if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
+ char *eos = strchr(sol + 6, ']');
+ if (eos) {
+ while (isspace(*eos))
+ eos++;
+ sol = eos;
}
- filename[len++] = sol[j];
- if (sol[j] == '.')
- while (sol[j + 1] == '.')
- j++;
- } else
- space = 1;
+ }
+
+ for (j = 0;
+ j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
+ len < sizeof(filename) - suffix_len &&
+ sol[j] && sol[j] != '\n';
+ j++) {
+ if (istitlechar(sol[j])) {
+ if (space) {
+ filename[len++] = '-';
+ space = 0;
+ }
+ filename[len++] = sol[j];
+ if (sol[j] == '.')
+ while (sol[j + 1] == '.')
+ j++;
+ } else
+ space = 1;
+ }
+ while (filename[len - 1] == '.'
+ || filename[len - 1] == '-')
+ len--;
+ filename[len] = 0;
}
- while (filename[len - 1] == '.' || filename[len - 1] == '-')
- len--;
- filename[len] = 0;
+ if (len + suffix_len >= sizeof(filename))
+ return error("Patch pathname too long");
+ strcpy(filename + len, fmt_patch_suffix);
}
- if (len + suffix_len >= sizeof(filename))
- return error("Patch pathname too long");
- strcpy(filename + len, fmt_patch_suffix);
+
fprintf(realstdout, "%s\n", filename);
if (freopen(filename, "w", stdout) == NULL)
return error("Cannot open patch file %s",filename);
- return 0;
-
-}
-static int get_patch_id(struct commit *commit, struct diff_options *options,
- unsigned char *sha1)
-{
- if (commit->parents)
- diff_tree_sha1(commit->parents->item->object.sha1,
- commit->object.sha1, "", options);
- else
- diff_root_tree_sha1(commit->object.sha1, "", options);
- diffcore_std(options);
- return diff_flush_patch_id(options, sha1);
+ return 0;
}
-static void get_patch_ids(struct rev_info *rev, struct diff_options *options, const char *prefix)
+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;
- unsigned char sha1[20];
if (rev->pending.nr != 2)
die("Need exactly one range.");
if ((flags1 & UNINTERESTING) == (flags2 & UNINTERESTING))
die("Not a range.");
- diff_setup(options);
- options->recursive = 1;
- if (diff_setup_done(options) < 0)
- die("diff_setup_done failed");
+ init_patch_ids(ids);
/* given a range a..b get all patch ids for b..a */
init_revisions(&check_rev, prefix);
if (commit->parents && commit->parents->next)
continue;
- if (!get_patch_id(commit, options, sha1))
- created_object(sha1, xcalloc(1, sizeof(struct object)));
+ add_commit_patch_id(commit, ids);
}
/* reset for next revision walk */
static void gen_message_id(char *dest, unsigned int length, char *base)
{
- const char *committer = git_committer_info(-1);
+ 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)
(int)(email_end - email_start - 1), email_start + 1);
}
+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);
+}
+
int cmd_format_patch(int argc, const char **argv, const char *prefix)
{
struct commit *commit;
struct rev_info rev;
int nr = 0, total, i, j;
int use_stdout = 0;
- int numbered = 0;
int start_number = -1;
int keep_subject = 0;
+ int numbered_files = 0; /* _just_ numbers */
+ int subject_prefix = 0;
int ignore_if_in_upstream = 0;
int thread = 0;
const char *in_reply_to = NULL;
- struct diff_options patch_id_opts;
+ struct patch_ids ids;
char *add_signoff = NULL;
char message_id[1024];
char ref_message_id[1024];
rev.combine_merges = 0;
rev.ignore_merges = 1;
rev.diffopt.msg_sep = "";
- rev.diffopt.recursive = 1;
+ DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
+ rev.subject_prefix = fmt_patch_subject_prefix;
rev.extra_headers = extra_headers;
/*
* Parse the arguments before setup_revisions(), or something
- * like "git fmt-patch -o a123 HEAD^.." may fail; a123 is
+ * like "git format-patch -o a123 HEAD^.." may fail; a123 is
* possibly a valid SHA1.
*/
for (i = 1, j = 1; i < argc; i++) {
else if (!strcmp(argv[i], "-n") ||
!strcmp(argv[i], "--numbered"))
numbered = 1;
+ else if (!strcmp(argv[i], "-N") ||
+ !strcmp(argv[i], "--no-numbered")) {
+ numbered = 0;
+ auto_number = 0;
+ }
else if (!prefixcmp(argv[i], "--start-number="))
start_number = strtol(argv[i] + 15, NULL, 10);
+ else if (!strcmp(argv[i], "--numbered-files"))
+ numbered_files = 1;
else if (!strcmp(argv[i], "--start-number")) {
i++;
if (i == argc)
!strcmp(argv[i], "-s")) {
const char *committer;
const char *endpos;
- committer = git_committer_info(1);
+ committer = git_committer_info(IDENT_ERROR_ON_NO_NAME);
endpos = strchr(committer, '>');
if (!endpos)
die("bogos committer info %s\n", committer);
- add_signoff = xmalloc(endpos - committer + 2);
- memcpy(add_signoff, committer, endpos - committer + 1);
- add_signoff[endpos - committer + 1] = 0;
+ add_signoff = xmemdupz(committer, endpos - committer + 1);
}
else if (!strcmp(argv[i], "--attach")) {
rev.mime_boundary = git_version_string;
if (i == argc)
die("Need a Message-Id for --in-reply-to");
in_reply_to = argv[i];
- }
- else if (!prefixcmp(argv[i], "--suffix="))
+ } else if (!prefixcmp(argv[i], "--subject-prefix=")) {
+ subject_prefix = 1;
+ rev.subject_prefix = argv[i] + 17;
+ } else if (!prefixcmp(argv[i], "--suffix="))
fmt_patch_suffix = argv[i] + 9;
else
argv[j++] = argv[i];
start_number = 1;
if (numbered && keep_subject)
die ("-n and -k are mutually exclusive.");
+ if (keep_subject && subject_prefix)
+ die ("--subject-prefix and -k are mutually exclusive.");
+ if (numbered_files && use_stdout)
+ die ("--numbered-files and --stdout are mutually exclusive.");
argc = setup_revisions(argc, argv, &rev, "HEAD");
if (argc > 1)
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_SUMMARY | DIFF_FORMAT_PATCH;
- if (!rev.diffopt.text)
- rev.diffopt.binary = 1;
+ if (!DIFF_OPT_TST(&rev.diffopt, TEXT))
+ DIFF_OPT_SET(&rev.diffopt, BINARY);
if (!output_directory && !use_stdout)
output_directory = prefix;
}
if (rev.pending.nr == 1) {
- if (rev.max_count < 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.
+ */
rev.pending.objects[0].item->flags |= UNINTERESTING;
- add_head(&rev);
+ add_head_to_pending(&rev);
}
- /* Otherwise, it is "format-patch -22 HEAD", and
- * get_revision() would return only the specified count.
+ /*
+ * Otherwise, it is "format-patch -22 HEAD", and/or
+ * "format-patch --root HEAD". The user wants
+ * get_revision() to do the usual traversal.
*/
}
if (ignore_if_in_upstream)
- get_patch_ids(&rev, &patch_id_opts, prefix);
+ get_patch_ids(&rev, &ids, prefix);
if (!use_stdout)
- realstdout = fdopen(dup(1), "w");
+ realstdout = xfdopen(xdup(1), "w");
prepare_revision_walk(&rev);
while ((commit = get_revision(&rev)) != NULL) {
- unsigned char sha1[20];
-
/* ignore merges */
if (commit->parents && commit->parents->next)
continue;
if (ignore_if_in_upstream &&
- !get_patch_id(commit, &patch_id_opts, sha1) &&
- lookup_object(sha1))
+ has_commit_patch_id(commit, &ids))
continue;
nr++;
list[nr - 1] = commit;
}
total = nr;
+ if (!keep_subject && auto_number && total > 1)
+ numbered = 1;
if (numbered)
rev.total = total + start_number - 1;
rev.add_signoff = add_signoff;
- rev.ref_message_id = in_reply_to;
+ if (in_reply_to)
+ rev.ref_message_id = clean_message_id(in_reply_to);
while (0 <= --nr) {
int shown;
commit = list[nr];
rev.message_id = message_id;
}
if (!use_stdout)
- if (reopen_stdout(commit, rev.nr, keep_subject))
+ if (reopen_stdout(commit, rev.nr, keep_subject,
+ numbered_files))
die("Failed to create output files");
shown = log_tree_commit(&rev, commit);
free(commit->buffer);
fclose(stdout);
}
free(list);
+ if (ignore_if_in_upstream)
+ free_patch_ids(&ids);
return 0;
}
int cmd_cherry(int argc, const char **argv, const char *prefix)
{
struct rev_info revs;
- struct diff_options patch_id_opts;
+ struct patch_ids ids;
struct commit *commit;
struct commit_list *list = NULL;
const char *upstream;
revs.diff = 1;
revs.combine_merges = 0;
revs.ignore_merges = 1;
- revs.diffopt.recursive = 1;
+ DIFF_OPT_SET(&revs.diffopt, RECURSIVE);
if (add_pending_commit(head, &revs, 0))
die("Unknown commit %s", head);
return 0;
}
- get_patch_ids(&revs, &patch_id_opts, prefix);
+ get_patch_ids(&revs, &ids, prefix);
if (limit && add_pending_commit(limit, &revs, UNINTERESTING))
die("Unknown commit %s", limit);
}
while (list) {
- unsigned char sha1[20];
char sign = '+';
commit = list->item;
- if (!get_patch_id(commit, &patch_id_opts, sha1) &&
- lookup_object(sha1))
+ if (has_commit_patch_id(commit, &ids))
sign = '-';
if (verbose) {
- static char buf[16384];
- pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0,
- buf, sizeof(buf), 0, NULL, NULL, 0);
+ struct strbuf buf;
+ strbuf_init(&buf, 0);
+ pretty_print_commit(CMIT_FMT_ONELINE, commit,
+ &buf, 0, NULL, NULL, 0, 0);
printf("%c %s %s\n", sign,
- sha1_to_hex(commit->object.sha1), buf);
+ sha1_to_hex(commit->object.sha1), buf.buf);
+ strbuf_release(&buf);
}
else {
printf("%c %s\n", sign,
list = list->next;
}
+ free_patch_ids(&ids);
return 0;
}