From e15a797640cb7ed6877921a1c520791f005ecbe8 Mon Sep 17 00:00:00 2001
From: Jan De Dobbeleer <jan.de.dobbeleer@gmail.com>
Date: Tue, 17 Oct 2023 09:08:36 +0200
Subject: [PATCH] feat(shell): allow user to specify the cache path with
 OMP_CACHE_DIR

resolves #4321
---
 src/platform/shell_unix.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/platform/shell_unix.go b/src/platform/shell_unix.go
index 6cb9d212..caca352a 100644
--- a/src/platform/shell_unix.go
+++ b/src/platform/shell_unix.go
@@ -100,14 +100,22 @@ func (env *Shell) Platform() string {
 
 func (env *Shell) CachePath() string {
 	defer env.Trace(time.Now())
+
+	// allow the user to set the cache path using OMP_CACHE_DIR
+	if cachePath := returnOrBuildCachePath(env.Getenv("OMP_CACHE_DIR")); len(cachePath) != 0 {
+		return cachePath
+	}
+
 	// get XDG_CACHE_HOME if present
 	if cachePath := returnOrBuildCachePath(env.Getenv("XDG_CACHE_HOME")); len(cachePath) != 0 {
 		return cachePath
 	}
+
 	// HOME cache folder
 	if cachePath := returnOrBuildCachePath(env.Home() + "/.cache"); len(cachePath) != 0 {
 		return cachePath
 	}
+
 	return env.Home()
 }