From c2f66ac3c7d62082d38cc806bd86e15cebb9c6a7 Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Mon, 4 Apr 2022 21:34:49 +0100
Subject: [PATCH] Fix String compatibility with std::map Closes #371

Signed-off-by: falkTX <falktx@falktx.com>
---
 distrho/extra/String.hpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/distrho/extra/String.hpp b/distrho/extra/String.hpp
index d9a91ca4..02383958 100644
--- a/distrho/extra/String.hpp
+++ b/distrho/extra/String.hpp
@@ -869,6 +869,12 @@ public:
         return operator+(str.fBuffer);
     }
 
+    // needed for std::map compatibility
+    bool operator<(const String& str) const noexcept
+    {
+        return std::strcmp(fBuffer, str.fBuffer) < 0;
+    }
+
     // -------------------------------------------------------------------
 
 private: