From 018e45db4a40d57761f12e797093e3699b1ca5e3 Mon Sep 17 00:00:00 2001
From: falkTX <falktx@falktx.com>
Date: Wed, 13 Sep 2023 18:35:33 +0200
Subject: [PATCH] Fix ringbuffer write

Signed-off-by: falkTX <falktx@falktx.com>
---
 distrho/extra/RingBuffer.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/distrho/extra/RingBuffer.hpp b/distrho/extra/RingBuffer.hpp
index 1b3feb75..71f1018a 100644
--- a/distrho/extra/RingBuffer.hpp
+++ b/distrho/extra/RingBuffer.hpp
@@ -229,7 +229,7 @@ public:
 
         const uint32_t wrap = buffer->tail > buffer->wrtn ? 0 : buffer->size;
 
-        return wrap + buffer->tail - buffer->wrtn;
+        return wrap + buffer->tail - buffer->wrtn - 1;
     }
 
     // -------------------------------------------------------------------
@@ -633,7 +633,7 @@ protected:
         const uint32_t wrtn = buffer->wrtn;
         const uint32_t wrap = tail > wrtn ? 0 : buffer->size;
 
-        if (size > wrap + tail - wrtn)
+        if (size >= wrap + tail - wrtn)
         {
             if (! errorWriting)
             {