Ejemplo n.º 1
0
Archivo: notes.c Proyecto: 2quala/git
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);
}
Ejemplo n.º 2
0
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;
}
Ejemplo n.º 3
0
Archivo: utf8.c Proyecto: samv/git
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);
}
Ejemplo n.º 4
0
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;
	}
}
Ejemplo n.º 5
0
Archivo: grep.c Proyecto: Gregg1/git
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;
	}
}
Ejemplo n.º 6
0
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;
}
Ejemplo n.º 7
0
Archivo: mailinfo.c Proyecto: 9b/git
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;
}
Ejemplo n.º 8
0
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);
}
Ejemplo n.º 9
0
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;
}
Ejemplo n.º 10
0
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;
}
Ejemplo n.º 11
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;
}
Ejemplo n.º 12
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;
}
Ejemplo n.º 13
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);
}
Ejemplo n.º 14
0
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);
	}
}
Ejemplo n.º 15
0
Archivo: mailinfo.c Proyecto: 9b/git
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);
	}
}
Ejemplo n.º 16
0
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;
	}
}
Ejemplo n.º 17
0
Archivo: grep.c Proyecto: Nowher2/git
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;
	}
}
Ejemplo n.º 18
0
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);
	}
}
Ejemplo n.º 19
0
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;
}
Ejemplo n.º 20
0
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;
}
Ejemplo n.º 21
0
Archivo: tag.c Proyecto: 136357477/git
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);
	}
}
Ejemplo n.º 22
0
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);
}
Ejemplo n.º 23
0
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);
}
Ejemplo n.º 24
0
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;
}
Ejemplo n.º 25
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;
}
Ejemplo n.º 26
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;
}
Ejemplo n.º 27
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);
}