Function read_attr_from_file

attr.c:693–733

}

static struct attr_stack *read_attr_from_file(const char *path, unsigned flags)
{
	struct strbuf buf = STRBUF_INIT;
	int fd;
	FILE *fp;
	struct attr_stack *res;
	int lineno = 0;
	struct stat st;

	if (flags & READ_ATTR_NOFOLLOW)
		fd = open_nofollow(path, O_RDONLY);
	else
		fd = open(path, O_RDONLY);

	if (fd < 0) {
		warn_on_fopen_errors(path);
		return NULL;
	}
	fp = xfdopen(fd, "r");
	if (fstat(fd, &st)) {
		warning_errno(_("cannot fstat gitattributes file '%s'"), path);
		fclose(fp);
		return NULL;
	}
	if (st.st_size >= ATTR_MAX_FILE_SIZE) {
		warning(_("ignoring overly large gitattributes file '%s'"), path);
		fclose(fp);
		return NULL;
	}

	CALLOC_ARRAY(res, 1);
	while (strbuf_getline(&buf, fp) != EOF) {
		if (!lineno && starts_with(buf.buf, utf8_bom))
			strbuf_remove(&buf, 0, strlen(utf8_bom));
		handle_attr_line(res, buf.buf, path, ++lineno, flags);
	}

	fclose(fp);
	strbuf_release(&buf);
	return res;
}

static struct attr_stack *read_attr_from_buf(char *buf, size_t length,
					     const char *path, unsigned flags)