void expand_notes_ref(struct strbuf *sb)
{
if (starts_with(sb->buf, "refs/notes/"))
return; /* we're happy */
else if (starts_with(sb->buf, "notes/"))
strbuf_insert(sb, 0, "refs/", 5);
else
strbuf_insert(sb, 0, "refs/notes/", 11);
}
static size_t format_commit_item(struct strbuf *sb, /* in UTF-8 */
const char *placeholder,
void *context)
{
int consumed;
size_t orig_len;
enum {
NO_MAGIC,
ADD_LF_BEFORE_NON_EMPTY,
DEL_LF_BEFORE_EMPTY,
ADD_SP_BEFORE_NON_EMPTY
} magic = NO_MAGIC;
switch (placeholder[0]) {
case '-':
magic = DEL_LF_BEFORE_EMPTY;
break;
case '+':
magic = ADD_LF_BEFORE_NON_EMPTY;
break;
case ' ':
magic = ADD_SP_BEFORE_NON_EMPTY;
break;
default:
break;
}
if (magic != NO_MAGIC)
placeholder++;
orig_len = sb->len;
if (((struct format_commit_context *)context)->flush_type != no_flush)
consumed = format_and_pad_commit(sb, placeholder, context);
else
consumed = format_commit_one(sb, placeholder, context);
if (magic == NO_MAGIC)
return consumed;
if ((orig_len == sb->len) && magic == DEL_LF_BEFORE_EMPTY) {
while (sb->len && sb->buf[sb->len - 1] == '\n')
strbuf_setlen(sb, sb->len - 1);
} else if (orig_len != sb->len) {
if (magic == ADD_LF_BEFORE_NON_EMPTY)
strbuf_insert(sb, orig_len, "\n", 1);
else if (magic == ADD_SP_BEFORE_NON_EMPTY)
strbuf_insert(sb, orig_len, " ", 1);
}
return consumed + 1;
}
static inline void strbuf_write(struct strbuf *sb, const char *buf, int len)
{
if (sb)
strbuf_insert(sb, sb->len, buf, len);
else
fwrite(buf, len, 1, stdout);
}
static int grep_oid(struct grep_opt *opt, const struct object_id *oid,
const char *filename, int tree_name_len,
const char *path)
{
struct strbuf pathbuf = STRBUF_INIT;
if (opt->relative && opt->prefix_length) {
quote_path_relative(filename + tree_name_len, opt->prefix, &pathbuf);
strbuf_insert(&pathbuf, 0, filename, tree_name_len);
} else {
strbuf_addstr(&pathbuf, filename);
}
#ifndef NO_PTHREADS
if (num_threads) {
add_work(opt, GREP_SOURCE_OID, pathbuf.buf, path, oid);
strbuf_release(&pathbuf);
return 0;
} else
#endif
{
struct grep_source gs;
int hit;
grep_source_init(&gs, GREP_SOURCE_OID, pathbuf.buf, path, oid);
strbuf_release(&pathbuf);
hit = grep_source(opt, &gs);
grep_source_clear(&gs);
return hit;
}
}
static int grep_sha1(struct grep_opt *opt, const unsigned char *sha1,
const char *filename, int tree_name_len,
const char *path)
{
struct strbuf pathbuf = STRBUF_INIT;
if (opt->relative && opt->prefix_length) {
quote_path_relative(filename + tree_name_len, -1, &pathbuf,
opt->prefix);
strbuf_insert(&pathbuf, 0, filename, tree_name_len);
} else {
strbuf_addstr(&pathbuf, filename);
}
#ifndef NO_PTHREADS
if (use_threads) {
add_work(opt, GREP_SOURCE_SHA1, pathbuf.buf, path, sha1);
strbuf_release(&pathbuf);
return 0;
} else
#endif
{
struct grep_source gs;
int hit;
grep_source_init(&gs, GREP_SOURCE_SHA1, pathbuf.buf, path, sha1);
strbuf_release(&pathbuf);
hit = grep_source(opt, &gs);
grep_source_clear(&gs);
return hit;
}
}
static int check_header(const struct strbuf *line,
struct strbuf *hdr_data[], int overwrite)
{
int i, ret = 0, len;
struct strbuf sb = STRBUF_INIT;
/* search for the interesting parts */
for (i = 0; header[i]; i++) {
int len = strlen(header[i]);
if ((!hdr_data[i] || overwrite) && cmp_header(line, header[i])) {
/* Unwrap inline B and Q encoding, and optionally
* normalize the meta information to utf8.
*/
strbuf_add(&sb, line->buf + len + 2, line->len - len - 2);
decode_header(&sb);
handle_header(&hdr_data[i], &sb);
ret = 1;
goto check_header_out;
}
}
/* Content stuff */
if (cmp_header(line, "Content-Type")) {
len = strlen("Content-Type: ");
strbuf_add(&sb, line->buf + len, line->len - len);
decode_header(&sb);
strbuf_insert(&sb, 0, "Content-Type: ", len);
handle_content_type(&sb);
ret = 1;
goto check_header_out;
}
if (cmp_header(line, "Content-Transfer-Encoding")) {
len = strlen("Content-Transfer-Encoding: ");
strbuf_add(&sb, line->buf + len, line->len - len);
decode_header(&sb);
handle_content_transfer_encoding(&sb);
ret = 1;
goto check_header_out;
}
/* for inbody stuff */
if (!prefixcmp(line->buf, ">From") && isspace(line->buf[5])) {
ret = 1; /* Should this return 0? */
goto check_header_out;
}
if (!prefixcmp(line->buf, "[PATCH]") && isspace(line->buf[7])) {
for (i = 0; header[i]; i++) {
if (!memcmp("Subject", header[i], 7)) {
handle_header(&hdr_data[i], line);
ret = 1;
goto check_header_out;
}
}
}
check_header_out:
strbuf_release(&sb);
return ret;
}
static int check_header(struct mailinfo *mi,
const struct strbuf *line,
struct strbuf *hdr_data[], int overwrite)
{
int i, ret = 0, len;
struct strbuf sb = STRBUF_INIT;
/* search for the interesting parts */
for (i = 0; header[i]; i++) {
int len = strlen(header[i]);
if ((!hdr_data[i] || overwrite) && cmp_header(line, header[i])) {
/* Unwrap inline B and Q encoding, and optionally
* normalize the meta information to utf8.
*/
strbuf_add(&sb, line->buf + len + 2, line->len - len - 2);
decode_header(mi, &sb);
handle_header(&hdr_data[i], &sb);
ret = 1;
goto check_header_out;
}
}
/* Content stuff */
if (cmp_header(line, "Content-Type")) {
len = strlen("Content-Type: ");
strbuf_add(&sb, line->buf + len, line->len - len);
decode_header(mi, &sb);
strbuf_insert(&sb, 0, "Content-Type: ", len);
handle_content_type(mi, &sb);
ret = 1;
goto check_header_out;
}
if (cmp_header(line, "Content-Transfer-Encoding")) {
len = strlen("Content-Transfer-Encoding: ");
strbuf_add(&sb, line->buf + len, line->len - len);
decode_header(mi, &sb);
handle_content_transfer_encoding(mi, &sb);
ret = 1;
goto check_header_out;
}
if (cmp_header(line, "Message-Id")) {
len = strlen("Message-Id: ");
strbuf_add(&sb, line->buf + len, line->len - len);
decode_header(mi, &sb);
if (mi->add_message_id)
mi->message_id = strbuf_detach(&sb, NULL);
ret = 1;
goto check_header_out;
}
check_header_out:
strbuf_release(&sb);
return ret;
}
static void fmt_merge_msg_sigs(struct strbuf *out)
{
int i, tag_number = 0, first_tag = 0;
struct strbuf tagbuf = STRBUF_INIT;
for (i = 0; i < origins.nr; i++) {
unsigned char *sha1 = origins.items[i].util;
enum object_type type;
unsigned long size, len;
char *buf = read_sha1_file(sha1, &type, &size);
struct strbuf sig = STRBUF_INIT;
if (!buf || type != OBJ_TAG)
goto next;
len = parse_signature(buf, size);
if (size == len)
; /* merely annotated */
else if (verify_signed_buffer(buf, len, buf + len, size - len, &sig, NULL)) {
if (!sig.len)
strbuf_addstr(&sig, "gpg verification failed.\n");
}
if (!tag_number++) {
fmt_tag_signature(&tagbuf, &sig, buf, len);
first_tag = i;
} else {
if (tag_number == 2) {
struct strbuf tagline = STRBUF_INIT;
strbuf_addch(&tagline, '\n');
strbuf_add_commented_lines(&tagline,
origins.items[first_tag].string,
strlen(origins.items[first_tag].string));
strbuf_insert(&tagbuf, 0, tagline.buf,
tagline.len);
strbuf_release(&tagline);
}
strbuf_addch(&tagbuf, '\n');
strbuf_add_commented_lines(&tagbuf,
origins.items[i].string,
strlen(origins.items[i].string));
fmt_tag_signature(&tagbuf, &sig, buf, len);
}
strbuf_release(&sig);
next:
free(buf);
}
if (tagbuf.len) {
strbuf_addch(out, '\n');
strbuf_addbuf(out, &tagbuf);
}
strbuf_release(&tagbuf);
}
static int merge_commit(struct notes_merge_options *o)
{
struct strbuf msg = STRBUF_INIT;
unsigned char sha1[20], parent_sha1[20];
struct notes_tree *t;
struct commit *partial;
struct pretty_print_context pretty_ctx;
void *local_ref_to_free;
int ret;
/*
* Read partial merge result from .git/NOTES_MERGE_PARTIAL,
* and target notes ref from .git/NOTES_MERGE_REF.
*/
if (get_sha1("NOTES_MERGE_PARTIAL", sha1))
die("Failed to read ref NOTES_MERGE_PARTIAL");
else if (!(partial = lookup_commit_reference(sha1)))
die("Could not find commit from NOTES_MERGE_PARTIAL.");
else if (parse_commit(partial))
die("Could not parse commit from NOTES_MERGE_PARTIAL.");
if (partial->parents)
hashcpy(parent_sha1, partial->parents->item->object.sha1);
else
hashclr(parent_sha1);
t = xcalloc(1, sizeof(struct notes_tree));
init_notes(t, "NOTES_MERGE_PARTIAL", combine_notes_overwrite, 0);
o->local_ref = local_ref_to_free =
resolve_refdup("NOTES_MERGE_REF", 0, sha1, NULL);
if (!o->local_ref)
die("Failed to resolve NOTES_MERGE_REF");
if (notes_merge_commit(o, t, partial, sha1))
die("Failed to finalize notes merge");
/* Reuse existing commit message in reflog message */
memset(&pretty_ctx, 0, sizeof(pretty_ctx));
format_commit_message(partial, "%s", &msg, &pretty_ctx);
strbuf_trim(&msg);
strbuf_insert(&msg, 0, "notes: ", 7);
update_ref(msg.buf, o->local_ref, sha1,
is_null_sha1(parent_sha1) ? NULL : parent_sha1,
0, UPDATE_REFS_DIE_ON_ERR);
free_notes(t);
strbuf_release(&msg);
ret = merge_abort(o);
free(local_ref_to_free);
return ret;
}
int main() {
struct strbuf buffer;
strbuf_init(&buffer, 0);
strbuf_grow(&buffer, 100);
print(buffer);
strbuf_addchars(&buffer, 'a', 90);
print(buffer);
strbuf_insert(&buffer, 40, "prince dhaliwal", 15);
strbuf_fread(&buffer, 100, stdin);
print(buffer);
printf("%zd", strbuf_avail(&buffer));
strbuf_release(&buffer);
return 0;
}
static int fill_entry_new_sha1(struct trunk_entry *entry)
{
struct strbuf buf = STRBUF_INIT;
int fd, ret = 0;
struct sha1_file_hdr hdr = { .priv = 0 };
memcpy(hdr.tag, TAG_DATA, TAG_LEN);
strbuf_addstr(&buf, obj_path);
strbuf_addf(&buf, "%016" PRIx64, entry->oid);
fd = open(buf.buf, O_RDONLY);
strbuf_reset(&buf);
if (fd < 0) {
dprintf("%m\n");
ret = -1;
goto out;
}
if (!strbuf_read(&buf, fd, SD_DATA_OBJ_SIZE) == SD_DATA_OBJ_SIZE) {
dprintf("strbuf_read fail to read full\n");
ret = -1;
goto out_close;
}
hdr.size = buf.len;
strbuf_insert(&buf, 0, &hdr, sizeof(hdr));
if (sha1_file_write((void *)buf.buf, buf.len, entry->sha1) < 0) {
ret = -1;
goto out_close;
}
dprintf("data sha1:%s, %"PRIx64"\n", sha1_to_hex(entry->sha1),
entry->oid);
out_close:
close(fd);
out:
strbuf_release(&buf);
return ret;
}
static int inc_object_nr(uint64_t oid, void *arg)
{
uint64_t *object_nr = arg;
(*object_nr)++;
return 0;
}
static int fill_entry_new_sha1(struct trunk_entry_incore *entry)
{
struct strbuf buf = STRBUF_INIT;
int fd, ret = 0;
struct sha1_file_hdr hdr = { .priv = 0 };
memcpy(hdr.tag, TAG_DATA, TAG_LEN);
strbuf_addstr(&buf, obj_path);
strbuf_addf(&buf, "%016" PRIx64, entry->raw.oid);
fd = open(buf.buf, O_RDONLY);
strbuf_reset(&buf);
if (fd < 0) {
dprintf("%m\n");
ret = -1;
goto out;
}
if (!strbuf_read(&buf, fd, SD_DATA_OBJ_SIZE) == SD_DATA_OBJ_SIZE) {
dprintf("strbuf_read fail to read full\n");
ret = -1;
goto out_close;
}
hdr.size = buf.len;
strbuf_insert(&buf, 0, &hdr, sizeof(hdr));
if (sha1_file_write((void *)buf.buf, buf.len, entry->raw.sha1) < 0) {
ret = -1;
goto out_close;
}
dprintf("data sha1:%s, %"PRIx64"\n", sha1_to_hex(entry->raw.sha1),
entry->raw.oid);
out_close:
close(fd);
out:
strbuf_release(&buf);
return ret;
}
static inline int trunk_entry_no_sha1(struct trunk_entry_incore *entry)
{
unsigned char empty[SHA1_LEN] = {0};
return memcmp(entry->raw.sha1, empty, SHA1_LEN) == 0;
}
void commit_notes(struct notes_tree *t, const char *msg)
{
struct strbuf buf = STRBUF_INIT;
unsigned char commit_sha1[20];
if (!t)
t = &default_notes_tree;
if (!t->initialized || !t->ref || !*t->ref)
die(_("Cannot commit uninitialized/unreferenced notes tree"));
if (!t->dirty)
return; /* don't have to commit an unchanged tree */
/* Prepare commit message and reflog message */
strbuf_addstr(&buf, msg);
strbuf_complete_line(&buf);
create_notes_commit(t, NULL, buf.buf, buf.len, commit_sha1);
strbuf_insert(&buf, 0, "notes: ", 7); /* commit message starts at index 7 */
update_ref(buf.buf, t->ref, commit_sha1, NULL, 0,
UPDATE_REFS_DIE_ON_ERR);
strbuf_release(&buf);
}
static void handle_content_type(struct strbuf *line)
{
struct strbuf *boundary = xmalloc(sizeof(struct strbuf));
strbuf_init(boundary, line->len);
if (!strcasestr(line->buf, "text/"))
message_type = TYPE_OTHER;
if (slurp_attr(line->buf, "boundary=", boundary)) {
strbuf_insert(boundary, 0, "--", 2);
if (++content_top > &content[MAX_BOUNDARIES]) {
fprintf(stderr, "Too many boundaries to handle\n");
exit(1);
}
*content_top = boundary;
boundary = NULL;
}
slurp_attr(line->buf, "charset=", &charset);
if (boundary) {
strbuf_release(boundary);
free(boundary);
}
}
static void handle_content_type(struct mailinfo *mi, struct strbuf *line)
{
struct strbuf *boundary = xmalloc(sizeof(struct strbuf));
strbuf_init(boundary, line->len);
if (slurp_attr(line->buf, "boundary=", boundary)) {
strbuf_insert(boundary, 0, "--", 2);
if (++mi->content_top >= &mi->content[MAX_BOUNDARIES]) {
error("Too many boundaries to handle");
mi->input_error = -1;
mi->content_top = &mi->content[MAX_BOUNDARIES] - 1;
return;
}
*(mi->content_top) = boundary;
boundary = NULL;
}
slurp_attr(line->buf, "charset=", &mi->charset);
if (boundary) {
strbuf_release(boundary);
free(boundary);
}
}
static int grep_sha1(struct grep_opt *opt, const unsigned char *sha1,
const char *filename, int tree_name_len)
{
struct strbuf pathbuf = STRBUF_INIT;
char *name;
if (opt->relative && opt->prefix_length) {
quote_path_relative(filename + tree_name_len, -1, &pathbuf,
opt->prefix);
strbuf_insert(&pathbuf, 0, filename, tree_name_len);
} else {
strbuf_addstr(&pathbuf, filename);
}
name = strbuf_detach(&pathbuf, NULL);
#ifndef NO_PTHREADS
if (use_threads) {
grep_sha1_async(opt, name, sha1);
return 0;
} else
#endif
{
int hit;
unsigned long sz;
void *data = load_sha1(sha1, &sz, name);
if (!data)
hit = 0;
else
hit = grep_buffer(opt, name, data, sz);
free(data);
free(name);
return hit;
}
}
static int grep_oid(struct grep_opt *opt, const struct object_id *oid,
const char *filename, int tree_name_len,
const char *path)
{
struct strbuf pathbuf = STRBUF_INIT;
struct grep_source gs;
if (opt->relative && opt->prefix_length) {
quote_path_relative(filename + tree_name_len, opt->prefix, &pathbuf);
strbuf_insert(&pathbuf, 0, filename, tree_name_len);
} else {
strbuf_addstr(&pathbuf, filename);
}
grep_source_init(&gs, GREP_SOURCE_OID, pathbuf.buf, path, oid);
strbuf_release(&pathbuf);
#ifndef NO_PTHREADS
if (num_threads) {
/*
* add_work() copies gs and thus assumes ownership of
* its fields, so do not call grep_source_clear()
*/
add_work(opt, &gs);
return 0;
} else
#endif
{
int hit;
hit = grep_source(opt, &gs);
grep_source_clear(&gs);
return hit;
}
}
static void create_note(const unsigned char *object, struct msg_arg *msg,
int append_only, const unsigned char *prev,
unsigned char *result)
{
char *path = NULL;
if (msg->use_editor || !msg->given) {
int fd;
/* write the template message before editing: */
path = git_pathdup("NOTES_EDITMSG");
fd = open(path, O_CREAT | O_TRUNC | O_WRONLY, 0600);
if (fd < 0)
die_errno("could not create file '%s'", path);
if (msg->given)
write_or_die(fd, msg->buf.buf, msg->buf.len);
else if (prev && !append_only)
write_note_data(fd, prev);
write_or_die(fd, note_template, strlen(note_template));
write_commented_object(fd, object);
close(fd);
strbuf_reset(&(msg->buf));
if (launch_editor(path, &(msg->buf), NULL)) {
die("Please supply the note contents using either -m" \
" or -F option");
}
stripspace(&(msg->buf), 1);
}
if (prev && append_only) {
/* Append buf to previous note contents */
unsigned long size;
enum object_type type;
char *prev_buf = read_sha1_file(prev, &type, &size);
strbuf_grow(&(msg->buf), size + 1);
if (msg->buf.len && prev_buf && size)
strbuf_insert(&(msg->buf), 0, "\n", 1);
if (prev_buf && size)
strbuf_insert(&(msg->buf), 0, prev_buf, size);
free(prev_buf);
}
if (!msg->buf.len) {
fprintf(stderr, "Removing note for object %s\n",
sha1_to_hex(object));
hashclr(result);
} else {
if (write_sha1_file(msg->buf.buf, msg->buf.len, blob_type, result)) {
error("unable to write note object");
if (path)
error("The note contents has been left in %s",
path);
exit(128);
}
}
if (path) {
unlink_or_warn(path);
free(path);
}
}
static size_t format_and_pad_commit(struct strbuf *sb, /* in UTF-8 */
const char *placeholder,
struct format_commit_context *c)
{
struct strbuf local_sb = STRBUF_INIT;
int total_consumed = 0, len, padding = c->padding;
if (padding < 0) {
const char *start = strrchr(sb->buf, '\n');
int occupied;
if (!start)
start = sb->buf;
occupied = utf8_strnwidth(start, -1, 1);
padding = (-padding) - occupied;
}
while (1) {
int modifier = *placeholder == 'C';
int consumed = format_commit_one(&local_sb, placeholder, c);
total_consumed += consumed;
if (!modifier)
break;
placeholder += consumed;
if (*placeholder != '%')
break;
placeholder++;
total_consumed++;
}
len = utf8_strnwidth(local_sb.buf, -1, 1);
if (c->flush_type == flush_left_and_steal) {
const char *ch = sb->buf + sb->len - 1;
while (len > padding && ch > sb->buf) {
const char *p;
if (*ch == ' ') {
ch--;
padding++;
continue;
}
/* check for trailing ansi sequences */
if (*ch != 'm')
break;
p = ch - 1;
while (ch - p < 10 && *p != '\033')
p--;
if (*p != '\033' ||
ch + 1 - p != display_mode_esc_sequence_len(p))
break;
/*
* got a good ansi sequence, put it back to
* local_sb as we're cutting sb
*/
strbuf_insert(&local_sb, 0, p, ch + 1 - p);
ch = p - 1;
}
strbuf_setlen(sb, ch + 1 - sb->buf);
c->flush_type = flush_left;
}
if (len > padding) {
switch (c->truncate) {
case trunc_left:
strbuf_utf8_replace(&local_sb,
0, len - (padding - 2),
"..");
break;
case trunc_middle:
strbuf_utf8_replace(&local_sb,
padding / 2 - 1,
len - (padding - 2),
"..");
break;
case trunc_right:
strbuf_utf8_replace(&local_sb,
padding - 2, len - (padding - 2),
"..");
break;
case trunc_none:
break;
}
strbuf_addbuf(sb, &local_sb);
} else {
int sb_len = sb->len, offset = 0;
if (c->flush_type == flush_left)
offset = padding - len;
else if (c->flush_type == flush_both)
offset = (padding - len) / 2;
/*
* we calculate padding in columns, now
* convert it back to chars
*/
padding = padding - len + local_sb.len;
strbuf_grow(sb, padding);
strbuf_setlen(sb, sb_len + padding);
memset(sb->buf + sb_len, ' ', sb->len - sb_len);
memcpy(sb->buf + sb_len + offset, local_sb.buf,
local_sb.len);
}
strbuf_release(&local_sb);
c->flush_type = no_flush;
return total_consumed;
}
int cmd_commit(int argc, const char **argv, const char *prefix)
{
struct strbuf sb = STRBUF_INIT;
const char *index_file, *reflog_msg;
char *nl, *p;
unsigned char commit_sha1[20];
struct ref_lock *ref_lock;
struct commit_list *parents = NULL, **pptr = &parents;
struct stat statbuf;
int allow_fast_forward = 1;
struct wt_status s;
wt_status_prepare(&s);
git_config(git_commit_config, &s);
in_merge = file_exists(git_path("MERGE_HEAD"));
s.in_merge = in_merge;
if (s.use_color == -1)
s.use_color = git_use_color_default;
argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
prefix, &s);
if (dry_run) {
if (diff_use_color_default == -1)
diff_use_color_default = git_use_color_default;
return dry_run_commit(argc, argv, prefix, &s);
}
index_file = prepare_index(argc, argv, prefix, 0);
/* Set up everything for writing the commit object. This includes
running hooks, writing the trees, and interacting with the user. */
if (!prepare_to_commit(index_file, prefix, &s)) {
rollback_index_files();
return 1;
}
/* Determine parents */
reflog_msg = getenv("GIT_REFLOG_ACTION");
if (initial_commit) {
if (!reflog_msg)
reflog_msg = "commit (initial)";
} else if (amend) {
struct commit_list *c;
struct commit *commit;
if (!reflog_msg)
reflog_msg = "commit (amend)";
commit = lookup_commit(head_sha1);
if (!commit || parse_commit(commit))
die("could not parse HEAD commit");
for (c = commit->parents; c; c = c->next)
pptr = &commit_list_insert(c->item, pptr)->next;
} else if (in_merge) {
struct strbuf m = STRBUF_INIT;
FILE *fp;
if (!reflog_msg)
reflog_msg = "commit (merge)";
pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next;
fp = fopen(git_path("MERGE_HEAD"), "r");
if (fp == NULL)
die_errno("could not open '%s' for reading",
git_path("MERGE_HEAD"));
while (strbuf_getline(&m, fp, '\n') != EOF) {
unsigned char sha1[20];
if (get_sha1_hex(m.buf, sha1) < 0)
die("Corrupt MERGE_HEAD file (%s)", m.buf);
pptr = &commit_list_insert(lookup_commit(sha1), pptr)->next;
}
fclose(fp);
strbuf_release(&m);
if (!stat(git_path("MERGE_MODE"), &statbuf)) {
if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0)
die_errno("could not read MERGE_MODE");
if (!strcmp(sb.buf, "no-ff"))
allow_fast_forward = 0;
}
if (allow_fast_forward)
parents = reduce_heads(parents);
} else {
if (!reflog_msg)
reflog_msg = "commit";
pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next;
}
/* Finally, get the commit message */
strbuf_reset(&sb);
if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
int saved_errno = errno;
rollback_index_files();
die("could not read commit message: %s", strerror(saved_errno));
}
/* Truncate the message just before the diff, if any. */
if (verbose) {
p = strstr(sb.buf, "\ndiff --git ");
if (p != NULL)
strbuf_setlen(&sb, p - sb.buf + 1);
}
if (cleanup_mode != CLEANUP_NONE)
stripspace(&sb, cleanup_mode == CLEANUP_ALL);
if (message_is_empty(&sb) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, "Aborting commit due to empty commit message.\n");
exit(1);
}
if (commit_tree(sb.buf, active_cache_tree->sha1, parents, commit_sha1,
fmt_ident(author_name, author_email, author_date,
IDENT_ERROR_ON_NO_NAME))) {
rollback_index_files();
die("failed to write commit object");
}
ref_lock = lock_any_ref_for_update("HEAD",
initial_commit ? NULL : head_sha1,
0);
nl = strchr(sb.buf, '\n');
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
else
strbuf_addch(&sb, '\n');
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
if (!ref_lock) {
rollback_index_files();
die("cannot lock HEAD ref");
}
if (write_ref_sha1(ref_lock, commit_sha1, sb.buf) < 0) {
rollback_index_files();
die("cannot update HEAD ref");
}
unlink(git_path("MERGE_HEAD"));
unlink(git_path("MERGE_MSG"));
unlink(git_path("MERGE_MODE"));
unlink(git_path("SQUASH_MSG"));
if (commit_index_files())
die ("Repository has been updated, but unable to write\n"
"new_index file. Check that disk is not full or quota is\n"
"not exceeded, and then \"git reset HEAD\" to recover.");
rerere(0);
run_hook(get_index_file(), "post-commit", NULL);
if (amend && !no_post_rewrite) {
struct notes_rewrite_cfg *cfg;
cfg = init_copy_notes_for_rewrite("amend");
if (cfg) {
copy_note_for_rewrite(cfg, head_sha1, commit_sha1);
finish_copy_notes_for_rewrite(cfg);
}
run_rewrite_hook(head_sha1, commit_sha1);
}
if (!quiet)
print_summary(prefix, commit_sha1);
return 0;
}
static void create_tag(const unsigned char *object, const char *tag,
struct strbuf *buf, struct create_tag_options *opt,
unsigned char *prev, unsigned char *result)
{
enum object_type type;
char header_buf[1024];
int header_len;
char *path = NULL;
type = sha1_object_info(object, NULL);
if (type <= OBJ_NONE)
die(_("bad object type."));
header_len = snprintf(header_buf, sizeof(header_buf),
"object %s\n"
"type %s\n"
"tag %s\n"
"tagger %s\n\n",
sha1_to_hex(object),
typename(type),
tag,
git_committer_info(IDENT_STRICT));
if (header_len > sizeof(header_buf) - 1)
die(_("tag header too big."));
if (!opt->message_given) {
int fd;
/* write the template message before editing: */
path = git_pathdup("TAG_EDITMSG");
fd = open(path, O_CREAT | O_TRUNC | O_WRONLY, 0600);
if (fd < 0)
die_errno(_("could not create file '%s'"), path);
if (!is_null_sha1(prev)) {
write_tag_body(fd, prev);
} else {
struct strbuf buf = STRBUF_INIT;
strbuf_addch(&buf, '\n');
if (opt->cleanup_mode == CLEANUP_ALL)
strbuf_commented_addf(&buf, _(tag_template), tag, comment_line_char);
else
strbuf_commented_addf(&buf, _(tag_template_nocleanup), tag, comment_line_char);
write_or_die(fd, buf.buf, buf.len);
strbuf_release(&buf);
}
close(fd);
if (launch_editor(path, buf, NULL)) {
fprintf(stderr,
_("Please supply the message using either -m or -F option.\n"));
exit(1);
}
}
if (opt->cleanup_mode != CLEANUP_NONE)
strbuf_stripspace(buf, opt->cleanup_mode == CLEANUP_ALL);
if (!opt->message_given && !buf->len)
die(_("no tag message?"));
strbuf_insert(buf, 0, header_buf, header_len);
if (build_tag_object(buf, opt->sign, result) < 0) {
if (path)
fprintf(stderr, _("The tag message has been left in %s\n"),
path);
exit(128);
}
if (path) {
unlink_or_warn(path);
free(path);
}
}
static void update_refs_for_switch(const struct checkout_opts *opts,
struct branch_info *old_branch_info,
struct branch_info *new_branch_info)
{
struct strbuf msg = STRBUF_INIT;
const char *old_desc, *reflog_msg;
if (opts->new_branch) {
if (opts->new_orphan_branch) {
char *refname;
refname = mkpathdup("refs/heads/%s", opts->new_orphan_branch);
if (opts->new_branch_log &&
!should_autocreate_reflog(refname)) {
int ret;
struct strbuf err = STRBUF_INIT;
ret = safe_create_reflog(refname, 1, &err);
if (ret) {
fprintf(stderr, _("Can not do reflog for '%s': %s\n"),
opts->new_orphan_branch, err.buf);
strbuf_release(&err);
free(refname);
return;
}
strbuf_release(&err);
}
free(refname);
}
else
create_branch(the_repository,
opts->new_branch, new_branch_info->name,
opts->new_branch_force ? 1 : 0,
opts->new_branch_force ? 1 : 0,
opts->new_branch_log,
opts->quiet,
opts->track);
new_branch_info->name = opts->new_branch;
setup_branch_path(new_branch_info);
}
old_desc = old_branch_info->name;
if (!old_desc && old_branch_info->commit)
old_desc = oid_to_hex(&old_branch_info->commit->object.oid);
reflog_msg = getenv("GIT_REFLOG_ACTION");
if (!reflog_msg)
strbuf_addf(&msg, "checkout: moving from %s to %s",
old_desc ? old_desc : "(invalid)", new_branch_info->name);
else
strbuf_insert(&msg, 0, reflog_msg, strlen(reflog_msg));
if (!strcmp(new_branch_info->name, "HEAD") && !new_branch_info->path && !opts->force_detach) {
/* Nothing to do. */
} else if (opts->force_detach || !new_branch_info->path) { /* No longer on any branch. */
update_ref(msg.buf, "HEAD", &new_branch_info->commit->object.oid, NULL,
REF_NO_DEREF, UPDATE_REFS_DIE_ON_ERR);
if (!opts->quiet) {
if (old_branch_info->path &&
advice_detached_head && !opts->force_detach)
detach_advice(new_branch_info->name);
describe_detached_head(_("HEAD is now at"), new_branch_info->commit);
}
} else if (new_branch_info->path) { /* Switch branches. */
if (create_symref("HEAD", new_branch_info->path, msg.buf) < 0)
die(_("unable to update HEAD"));
if (!opts->quiet) {
if (old_branch_info->path && !strcmp(new_branch_info->path, old_branch_info->path)) {
if (opts->new_branch_force)
fprintf(stderr, _("Reset branch '%s'\n"),
new_branch_info->name);
else
fprintf(stderr, _("Already on '%s'\n"),
new_branch_info->name);
} else if (opts->new_branch) {
if (opts->branch_exists)
fprintf(stderr, _("Switched to and reset branch '%s'\n"), new_branch_info->name);
else
fprintf(stderr, _("Switched to a new branch '%s'\n"), new_branch_info->name);
} else {
fprintf(stderr, _("Switched to branch '%s'\n"),
new_branch_info->name);
}
}
if (old_branch_info->path && old_branch_info->name) {
if (!ref_exists(old_branch_info->path) && reflog_exists(old_branch_info->path))
delete_reflog(old_branch_info->path);
}
}
remove_branch_state(the_repository);
strbuf_release(&msg);
if (!opts->quiet &&
(new_branch_info->path || (!opts->force_detach && !strcmp(new_branch_info->name, "HEAD"))))
report_tracking(new_branch_info);
}
static void handle_body(void)
{
struct strbuf prev = STRBUF_INIT;
/* Skip up to the first boundary */
if (*content_top) {
if (!find_boundary())
goto handle_body_out;
}
do {
/* process any boundary lines */
if (*content_top && is_multipart_boundary(&line)) {
/* flush any leftover */
if (prev.len) {
handle_filter(&prev);
strbuf_reset(&prev);
}
if (!handle_boundary())
goto handle_body_out;
}
/* Unwrap transfer encoding */
decode_transfer_encoding(&line);
switch (transfer_encoding) {
case TE_BASE64:
case TE_QP:
{
struct strbuf **lines, **it, *sb;
/* Prepend any previous partial lines */
strbuf_insert(&line, 0, prev.buf, prev.len);
strbuf_reset(&prev);
/* binary data most likely doesn't have newlines */
if (message_type != TYPE_TEXT) {
handle_filter(&line);
break;
}
/*
* This is a decoded line that may contain
* multiple new lines. Pass only one chunk
* at a time to handle_filter()
*/
lines = strbuf_split(&line, '\n');
for (it = lines; (sb = *it); it++) {
if (*(it + 1) == NULL) /* The last line */
if (sb->buf[sb->len - 1] != '\n') {
/* Partial line, save it for later. */
strbuf_addbuf(&prev, sb);
break;
}
handle_filter(sb);
}
/*
* The partial chunk is saved in "prev" and will be
* appended by the next iteration of read_line_with_nul().
*/
strbuf_list_free(lines);
break;
}
default:
handle_filter(&line);
}
} while (!strbuf_getwholeline(&line, fin, '\n'));
handle_body_out:
strbuf_release(&prev);
}
int cmd_commit(int argc, const char **argv, const char *prefix)
{
static struct wt_status s;
static struct option builtin_commit_options[] = {
OPT__QUIET(&quiet, N_("suppress summary after successful commit")),
OPT__VERBOSE(&verbose, N_("show diff in commit message template")),
OPT_GROUP(N_("Commit message options")),
OPT_FILENAME('F', "file", &logfile, N_("read message from file")),
OPT_STRING(0, "author", &force_author, N_("author"), N_("override author for commit")),
OPT_STRING(0, "date", &force_date, N_("date"), N_("override date for commit")),
OPT_CALLBACK('m', "message", &message, N_("message"), N_("commit message"), opt_parse_m),
OPT_STRING('c', "reedit-message", &edit_message, N_("commit"), N_("reuse and edit message from specified commit")),
OPT_STRING('C', "reuse-message", &use_message, N_("commit"), N_("reuse message from specified commit")),
OPT_STRING(0, "fixup", &fixup_message, N_("commit"), N_("use autosquash formatted message to fixup specified commit")),
OPT_STRING(0, "squash", &squash_message, N_("commit"), N_("use autosquash formatted message to squash specified commit")),
OPT_BOOL(0, "reset-author", &renew_authorship, N_("the commit is authored by me now (used with -C/-c/--amend)")),
OPT_BOOL('s', "signoff", &signoff, N_("add Signed-off-by:")),
OPT_FILENAME('t', "template", &template_file, N_("use specified template file")),
OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")),
OPT_STRING(0, "cleanup", &cleanup_arg, N_("default"), N_("how to strip spaces and #comments from message")),
OPT_BOOL(0, "status", &include_status, N_("include status in commit message template")),
{ OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key id"),
N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
/* end commit message options */
OPT_GROUP(N_("Commit contents options")),
OPT_BOOL('a', "all", &all, N_("commit all changed files")),
OPT_BOOL('i', "include", &also, N_("add specified files to index for commit")),
OPT_BOOL(0, "interactive", &interactive, N_("interactively add files")),
OPT_BOOL('p', "patch", &patch_interactive, N_("interactively add changes")),
OPT_BOOL('o', "only", &only, N_("commit only specified files")),
OPT_BOOL('n', "no-verify", &no_verify, N_("bypass pre-commit hook")),
OPT_BOOL(0, "dry-run", &dry_run, N_("show what would be committed")),
OPT_SET_INT(0, "short", &status_format, N_("show status concisely"),
STATUS_FORMAT_SHORT),
OPT_BOOL(0, "branch", &s.show_branch, N_("show branch information")),
OPT_SET_INT(0, "porcelain", &status_format,
N_("machine-readable output"), STATUS_FORMAT_PORCELAIN),
OPT_SET_INT(0, "long", &status_format,
N_("show status in long format (default)"),
STATUS_FORMAT_LONG),
OPT_BOOL('z', "null", &s.null_termination,
N_("terminate entries with NUL")),
OPT_BOOL(0, "amend", &amend, N_("amend previous commit")),
OPT_BOOL(0, "no-post-rewrite", &no_post_rewrite, N_("bypass post-rewrite hook")),
{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, N_("mode"), N_("show untracked files, optional modes: all, normal, no. (Default: all)"), PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
/* end commit contents options */
OPT_HIDDEN_BOOL(0, "allow-empty", &allow_empty,
N_("ok to record an empty change")),
OPT_HIDDEN_BOOL(0, "allow-empty-message", &allow_empty_message,
N_("ok to record a change with an empty message")),
OPT_END()
};
struct strbuf sb = STRBUF_INIT;
struct strbuf author_ident = STRBUF_INIT;
const char *index_file, *reflog_msg;
char *nl;
unsigned char sha1[20];
struct ref_lock *ref_lock;
struct commit_list *parents = NULL, **pptr = &parents;
struct stat statbuf;
struct commit *current_head = NULL;
struct commit_extra_header *extra = NULL;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_commit_usage, builtin_commit_options);
status_init_config(&s, git_commit_config);
status_format = STATUS_FORMAT_NONE; /* Ignore status.short */
s.colopts = 0;
if (get_sha1("HEAD", sha1))
current_head = NULL;
else {
current_head = lookup_commit_or_die(sha1, "HEAD");
if (parse_commit(current_head))
die(_("could not parse HEAD commit"));
}
argc = parse_and_validate_options(argc, argv, builtin_commit_options,
builtin_commit_usage,
prefix, current_head, &s);
if (dry_run)
return dry_run_commit(argc, argv, prefix, current_head, &s);
index_file = prepare_index(argc, argv, prefix, current_head, 0);
/* Set up everything for writing the commit object. This includes
running hooks, writing the trees, and interacting with the user. */
if (!prepare_to_commit(index_file, prefix,
current_head, &s, &author_ident)) {
rollback_index_files();
return 1;
}
/* Determine parents */
reflog_msg = getenv("GIT_REFLOG_ACTION");
if (!current_head) {
if (!reflog_msg)
reflog_msg = "commit (initial)";
} else if (amend) {
struct commit_list *c;
if (!reflog_msg)
reflog_msg = "commit (amend)";
for (c = current_head->parents; c; c = c->next)
pptr = &commit_list_insert(c->item, pptr)->next;
} else if (whence == FROM_MERGE) {
struct strbuf m = STRBUF_INIT;
FILE *fp;
int allow_fast_forward = 1;
if (!reflog_msg)
reflog_msg = "commit (merge)";
pptr = &commit_list_insert(current_head, pptr)->next;
fp = fopen(git_path("MERGE_HEAD"), "r");
if (fp == NULL)
die_errno(_("could not open '%s' for reading"),
git_path("MERGE_HEAD"));
while (strbuf_getline(&m, fp, '\n') != EOF) {
struct commit *parent;
parent = get_merge_parent(m.buf);
if (!parent)
die(_("Corrupt MERGE_HEAD file (%s)"), m.buf);
pptr = &commit_list_insert(parent, pptr)->next;
}
fclose(fp);
strbuf_release(&m);
if (!stat(git_path("MERGE_MODE"), &statbuf)) {
if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0)
die_errno(_("could not read MERGE_MODE"));
if (!strcmp(sb.buf, "no-ff"))
allow_fast_forward = 0;
}
if (allow_fast_forward)
parents = reduce_heads(parents);
} else {
if (!reflog_msg)
reflog_msg = (whence == FROM_CHERRY_PICK)
? "commit (cherry-pick)"
: "commit";
pptr = &commit_list_insert(current_head, pptr)->next;
}
/* Finally, get the commit message */
strbuf_reset(&sb);
if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
int saved_errno = errno;
rollback_index_files();
die(_("could not read commit message: %s"), strerror(saved_errno));
}
/* Truncate the message just before the diff, if any. */
if (verbose)
wt_status_truncate_message_at_cut_line(&sb);
if (cleanup_mode != CLEANUP_NONE)
stripspace(&sb, cleanup_mode == CLEANUP_ALL);
if (template_untouched(&sb) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit; you did not edit the message.\n"));
exit(1);
}
if (message_is_empty(&sb) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit due to empty commit message.\n"));
exit(1);
}
if (amend) {
const char *exclude_gpgsig[2] = { "gpgsig", NULL };
extra = read_commit_extra_headers(current_head, exclude_gpgsig);
} else {
struct commit_extra_header **tail = &extra;
append_merge_tag_headers(parents, &tail);
}
if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1,
author_ident.buf, sign_commit, extra)) {
rollback_index_files();
die(_("failed to write commit object"));
}
strbuf_release(&author_ident);
free_commit_extra_headers(extra);
ref_lock = lock_any_ref_for_update("HEAD",
!current_head
? NULL
: current_head->object.sha1,
0, NULL);
nl = strchr(sb.buf, '\n');
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
else
strbuf_addch(&sb, '\n');
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
if (!ref_lock) {
rollback_index_files();
die(_("cannot lock HEAD ref"));
}
if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) {
rollback_index_files();
die(_("cannot update HEAD ref"));
}
unlink(git_path("CHERRY_PICK_HEAD"));
unlink(git_path("REVERT_HEAD"));
unlink(git_path("MERGE_HEAD"));
unlink(git_path("MERGE_MSG"));
unlink(git_path("MERGE_MODE"));
unlink(git_path("SQUASH_MSG"));
if (commit_index_files())
die (_("Repository has been updated, but unable to write\n"
"new_index file. Check that disk is not full or quota is\n"
"not exceeded, and then \"git reset HEAD\" to recover."));
rerere(0);
run_hook(get_index_file(), "post-commit", NULL);
if (amend && !no_post_rewrite) {
struct notes_rewrite_cfg *cfg;
cfg = init_copy_notes_for_rewrite("amend");
if (cfg) {
/* we are amending, so current_head is not NULL */
copy_note_for_rewrite(cfg, current_head->object.sha1, sha1);
finish_copy_notes_for_rewrite(cfg, "Notes added by 'git commit --amend'");
}
run_rewrite_hook(current_head->object.sha1, sha1);
}
if (!quiet)
print_summary(prefix, sha1, !current_head);
return 0;
}
int cmd_commit(int argc, const char **argv, const char *prefix)
{
int header_len;
struct strbuf sb;
const char *index_file, *reflog_msg;
char *nl, *p;
unsigned char commit_sha1[20];
struct ref_lock *ref_lock;
git_config(git_commit_config);
argc = parse_and_validate_options(argc, argv, builtin_commit_usage);
index_file = prepare_index(argc, argv, prefix);
/* Set up everything for writing the commit object. This includes
running hooks, writing the trees, and interacting with the user. */
if (!prepare_to_commit(index_file, prefix)) {
rollback_index_files();
return 1;
}
/*
* The commit object
*/
strbuf_init(&sb, 0);
strbuf_addf(&sb, "tree %s\n",
sha1_to_hex(active_cache_tree->sha1));
/* Determine parents */
if (initial_commit) {
reflog_msg = "commit (initial)";
} else if (amend) {
struct commit_list *c;
struct commit *commit;
reflog_msg = "commit (amend)";
commit = lookup_commit(head_sha1);
if (!commit || parse_commit(commit))
die("could not parse HEAD commit");
for (c = commit->parents; c; c = c->next)
add_parent(&sb, c->item->object.sha1);
} else if (in_merge) {
struct strbuf m;
FILE *fp;
reflog_msg = "commit (merge)";
add_parent(&sb, head_sha1);
strbuf_init(&m, 0);
fp = fopen(git_path("MERGE_HEAD"), "r");
if (fp == NULL)
die("could not open %s for reading: %s",
git_path("MERGE_HEAD"), strerror(errno));
while (strbuf_getline(&m, fp, '\n') != EOF) {
unsigned char sha1[20];
if (get_sha1_hex(m.buf, sha1) < 0)
die("Corrupt MERGE_HEAD file (%s)", m.buf);
add_parent(&sb, sha1);
}
fclose(fp);
strbuf_release(&m);
} else {
reflog_msg = "commit";
strbuf_addf(&sb, "parent %s\n", sha1_to_hex(head_sha1));
}
strbuf_addf(&sb, "author %s\n",
fmt_ident(author_name, author_email, author_date, IDENT_ERROR_ON_NO_NAME));
strbuf_addf(&sb, "committer %s\n", git_committer_info(IDENT_ERROR_ON_NO_NAME));
if (!is_encoding_utf8(git_commit_encoding))
strbuf_addf(&sb, "encoding %s\n", git_commit_encoding);
strbuf_addch(&sb, '\n');
/* Finally, get the commit message */
header_len = sb.len;
if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
rollback_index_files();
die("could not read commit message");
}
/* Truncate the message just before the diff, if any. */
p = strstr(sb.buf, "\ndiff --git a/");
if (p != NULL)
strbuf_setlen(&sb, p - sb.buf + 1);
if (cleanup_mode != CLEANUP_NONE)
stripspace(&sb, cleanup_mode == CLEANUP_ALL);
if (sb.len < header_len || message_is_empty(&sb, header_len)) {
rollback_index_files();
die("no commit message? aborting commit.");
}
strbuf_addch(&sb, '\0');
if (is_encoding_utf8(git_commit_encoding) && !is_utf8(sb.buf))
fprintf(stderr, commit_utf8_warn);
if (write_sha1_file(sb.buf, sb.len - 1, commit_type, commit_sha1)) {
rollback_index_files();
die("failed to write commit object");
}
ref_lock = lock_any_ref_for_update("HEAD",
initial_commit ? NULL : head_sha1,
0);
nl = strchr(sb.buf + header_len, '\n');
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
else
strbuf_addch(&sb, '\n');
strbuf_remove(&sb, 0, header_len);
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
if (!ref_lock) {
rollback_index_files();
die("cannot lock HEAD ref");
}
if (write_ref_sha1(ref_lock, commit_sha1, sb.buf) < 0) {
rollback_index_files();
die("cannot update HEAD ref");
}
unlink(git_path("MERGE_HEAD"));
unlink(git_path("MERGE_MSG"));
unlink(git_path("SQUASH_MSG"));
if (commit_index_files())
die ("Repository has been updated, but unable to write\n"
"new_index file. Check that disk is not full or quota is\n"
"not exceeded, and then \"git reset HEAD\" to recover.");
rerere();
run_hook(get_index_file(), "post-commit", NULL);
if (!quiet)
print_summary(prefix, commit_sha1);
return 0;
}
static int append_edit(int argc, const char **argv, const char *prefix)
{
int allow_empty = 0;
const char *object_ref;
struct notes_tree *t;
unsigned char object[20], new_note[20];
const unsigned char *note;
char logmsg[100];
const char * const *usage;
struct note_data d = { 0, 0, NULL, STRBUF_INIT };
struct option options[] = {
{ OPTION_CALLBACK, 'm', "message", &d, N_("message"),
N_("note contents as a string"), PARSE_OPT_NONEG,
parse_msg_arg},
{ OPTION_CALLBACK, 'F', "file", &d, N_("file"),
N_("note contents in a file"), PARSE_OPT_NONEG,
parse_file_arg},
{ OPTION_CALLBACK, 'c', "reedit-message", &d, N_("object"),
N_("reuse and edit specified note object"), PARSE_OPT_NONEG,
parse_reedit_arg},
{ OPTION_CALLBACK, 'C', "reuse-message", &d, N_("object"),
N_("reuse specified note object"), PARSE_OPT_NONEG,
parse_reuse_arg},
OPT_BOOL(0, "allow-empty", &allow_empty,
N_("allow storing empty note")),
OPT_END()
};
int edit = !strcmp(argv[0], "edit");
usage = edit ? git_notes_edit_usage : git_notes_append_usage;
argc = parse_options(argc, argv, prefix, options, usage,
PARSE_OPT_KEEP_ARGV0);
if (2 < argc) {
error(_("too many parameters"));
usage_with_options(usage, options);
}
if (d.given && edit)
fprintf(stderr, _("The -m/-F/-c/-C options have been deprecated "
"for the 'edit' subcommand.\n"
"Please use 'git notes add -f -m/-F/-c/-C' instead.\n"));
object_ref = 1 < argc ? argv[1] : "HEAD";
if (get_sha1(object_ref, object))
die(_("Failed to resolve '%s' as a valid ref."), object_ref);
t = init_notes_check(argv[0]);
note = get_note(t, object);
prepare_note_data(object, &d, edit ? note : NULL);
if (note && !edit) {
/* Append buf to previous note contents */
unsigned long size;
enum object_type type;
char *prev_buf = read_sha1_file(note, &type, &size);
strbuf_grow(&d.buf, size + 1);
if (d.buf.len && prev_buf && size)
strbuf_insert(&d.buf, 0, "\n", 1);
if (prev_buf && size)
strbuf_insert(&d.buf, 0, prev_buf, size);
free(prev_buf);
}
if (d.buf.len || allow_empty) {
write_note_data(&d, new_note);
if (add_note(t, object, new_note, combine_notes_overwrite))
die("BUG: combine_notes_overwrite failed");
snprintf(logmsg, sizeof(logmsg), "Notes added by 'git notes %s'",
argv[0]);
} else {
fprintf(stderr, _("Removing note for object %s\n"),
sha1_to_hex(object));
remove_note(t, object);
snprintf(logmsg, sizeof(logmsg), "Notes removed by 'git notes %s'",
argv[0]);
}
commit_notes(t, logmsg);
free_note_data(&d);
free_notes(t);
return 0;
}
uint32_t
insert_style_post(Style *style, StrBuf *strbuf, uint32_t pos)
{
strbuf_insert(strbuf, pos, style->post_string);
return strlen(style->post_string);
}
