1 files changed, 11 insertions, 0 deletions
diff --git a/src/Libraries/General/StringRef.cpp b/src/Libraries/General/StringRef.cpp
index a05e6070..7b0840c1 100644
--- a/src/Libraries/General/StringRef.cpp
+++ b/src/Libraries/General/StringRef.cpp
@@ -8,6 +8,7 @@
 #include "StringRef.h"
 #include <cstring>
 #include <cstdio>
+#include "WMath.h"
 
 // Need to define strnlen here because it isn't ISO standard
 size_t strnlen(const char *s, size_t n)
@@ -110,6 +111,16 @@ size_t StringRef::StripTrailingSpaces() const
 	return slen;
 }
 
+size_t StringRef::Prepend(const char *src) const
+{
+	const size_t slen = ::strlen(src);
+	const size_t dlen = strlen();
+	const size_t newLen = min<size_t>(dlen + slen, len - 1);
+	memmove(p + slen, p, newLen - slen + 1);
+	memcpy(p, src, slen);
+	return newLen;
+}
+
 // End