From d32c35244ae5484ff643d60a84577554e03ebdc6 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Fri, 20 May 2022 11:48:26 -0400
Subject: Makefile: Add a BUILDDIR variable for out-of-tree builds

bfs can now be built from a read-only source tree.
---
 tests/tests.sh | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'tests')

diff --git a/tests/tests.sh b/tests/tests.sh
index 434e058..eaf5add 100755
--- a/tests/tests.sh
+++ b/tests/tests.sh
@@ -897,7 +897,12 @@ function _realpath() {
 }
 
 TESTS=$(_realpath "$(dirname -- "${BASH_SOURCE[0]}")")
-BIN=$(_realpath "$TESTS/../bin")
+
+if [ "$BUILDDIR" ]; then
+    BIN=$(_realpath "$BUILDDIR/bin")
+else
+    BIN=$(_realpath "$TESTS/../bin")
+fi
 
 # Try to resolve the path to $BFS before we cd, while also supporting
 # --bfs="./bin/bfs -S ids"
-- 
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