Moved strprintf into stringutils.{h,cpp}

1 files changed, 11 insertions, 0 deletions

diff --git a/src/utils/stringutils.h b/src/utils/stringutils.h
index 3af0bfa5..89d3d7e9 100644
--- a/src/utils/stringutils.h
+++ b/src/utils/stringutils.h
@@ -74,6 +74,17 @@ template<typename T> std::string toString(const T &arg)
 const char *ipToString(int address);
 
 /**
+ * A safe version of sprintf that returns a std::string of the result.
+ */
+std::string strprintf(char const *, ...)
+#ifdef __GNUC__
+    /* This attribute is nice: it even works through gettext invokation. For
+       example, gcc will complain that strprintf(_("%s"), 42) is ill-formed. */
+    __attribute__((format(printf, 1, 2)))
+#endif
+;
+
+/**
  * Removes bad characters from a string
  *
  * @param str the string to remove the bad chars from