readme: add note on RACK_DIR

apfaudio · Jan 16, 2023 · 50758c3 · 50758c3
1 parent ada93d2
commit 50758c3
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -12,6 +12,12 @@ This plugin simulates the panel layout of the [`eurorack-pmod`](https://github.c
 
 # Building and running
 
+If you are using the SDK, make sure you have `RACK_DIR` set:
+
+```
+export RACK_DIR=<Rack SDK folder>
+```
+
 From the root directory of this repository:
 
 ```