Function prep_temp_blob

diff.c:4666–4696

}

static void prep_temp_blob(struct index_state *istate,
			   const char *path, struct diff_tempfile *temp,
			   void *blob,
			   unsigned long size,
			   const struct object_id *oid,
			   int mode)
{
	struct strbuf buf = STRBUF_INIT;
	char *path_dup = xstrdup(path);
	const char *base = basename(path_dup);
	struct checkout_metadata meta;

	init_checkout_metadata(&meta, NULL, NULL, oid);

	temp->tempfile = mks_tempfile_dt("git-blob-XXXXXX", base);
	if (!temp->tempfile)
		die_errno("unable to create temp-file");
	if (convert_to_working_tree(istate, path,
			(const char *)blob, (size_t)size, &buf, &meta)) {
		blob = buf.buf;
		size = buf.len;
	}
	if (write_in_full(temp->tempfile->fd, blob, size) < 0 ||
	    close_tempfile_gently(temp->tempfile))
		die_errno("unable to write temp-file");
	temp->name = get_tempfile_path(temp->tempfile);
	oid_to_hex_r(temp->hex, oid);
	xsnprintf(temp->mode, sizeof(temp->mode), "%06o", mode);
	strbuf_release(&buf);
	free(path_dup);
}

static struct diff_tempfile *prepare_temp_file(struct repository *r,
					       struct diff_filespec *one)