From 577860761b1425c231ed6091d35d2047e5a2a34f Mon Sep 17 00:00:00 2001
From: Christoph Junghans <junghans@lanl.gov>
Date: Tue, 10 Mar 2020 10:46:45 -0600
Subject: [PATCH] decompressor: add support for bz2 (#15424)

---
 lib/spack/spack/util/compression.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/spack/spack/util/compression.py b/lib/spack/spack/util/compression.py
index d617954ab17..1688b49f1b1 100644
--- a/lib/spack/spack/util/compression.py
+++ b/lib/spack/spack/util/compression.py
@@ -32,6 +32,9 @@ def decompressor_for(path, extension=None):
     if extension and re.match(r'gz', extension):
         gunzip = which('gunzip', required=True)
         return gunzip
+    if extension and re.match(r'bz2', extension):
+        bunzip2 = which('bunzip2', required=True)
+        return bunzip2
     tar = which('tar', required=True)
     tar.add_default_arg('-xf')
     return tar