From: Karel Zak <kzak@redhat.com>
Date: Fri, 22 Nov 2013 09:07:36 +0000 (+0100)
Subject: include/tt: add tt_is_empty()
X-Git-Tag: v2.25-rc1~541
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=11fd5edb9d59f25f549b98101a4ff69442ae0e4f;p=thirdparty%2Futil-linux.git

include/tt: add tt_is_empty()

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/include/tt.h b/include/tt.h
index 0a16c20753..6ae8de3b20 100644
--- a/include/tt.h
+++ b/include/tt.h
@@ -93,4 +93,9 @@ extern int tt_line_set_userdata(struct tt_line *ln, void *data);
 extern void tt_fputs_quoted(const char *data, FILE *out);
 extern void tt_fputs_nonblank(const char *data, FILE *out);
 
+static inline int tt_is_empty(struct tt *tb)
+{
+	return !tb || list_empty(&tb->tb_lines);
+}
+
 #endif /* UTIL_LINUX_TT_H */