about summary refs log tree commit diff
path: root/src/libutil/util.hh
diff options
context:
space:
mode:
Diffstat (limited to 'src/libutil/util.hh')
-rw-r--r--src/libutil/util.hh10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/libutil/util.hh b/src/libutil/util.hh
index a889ef2f14fa..b714cdc64a5a 100644
--- a/src/libutil/util.hh
+++ b/src/libutil/util.hh
@@ -413,4 +413,14 @@ string base64Encode(const string & s);
 string base64Decode(const string & s);
 
 
+/* Get a value for the specified key from an associate container, or a
+   default value if the key doesn't exist. */
+template <class T>
+string get(const T & map, const string & key, const string & def = "")
+{
+    auto i = map.find(key);
+    return i == map.end() ? def : i->second;
+}
+
+
 }