From bb53b46bd1affc78e4bf77f719432715f2cd6688 Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Wed, 14 Jun 2017 13:20:49 +0200
Subject: [PATCH] shared: add nm_gstring_prepare() util

---
 shared/nm-utils/nm-macros-internal.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/shared/nm-utils/nm-macros-internal.h b/shared/nm-utils/nm-macros-internal.h
index 44f57e858a..011f45d0ee 100644
--- a/shared/nm-utils/nm-macros-internal.h
+++ b/shared/nm-utils/nm-macros-internal.h
@@ -420,6 +420,16 @@ fcn (void) \
 
 /*****************************************************************************/
 
+static inline GString *
+nm_gstring_prepare (GString **l)
+{
+	if (*l)
+		g_string_set_size (*l, 0);
+	else
+		*l = g_string_sized_new (30);
+	return *l;
+}
+
 static inline const char *
 nm_str_not_empty (const char *str)
 {