[Buildroot] [git commit branch/2022.05.x] utils/test-pkg: show default build dir in help test

[Peter Korsgaard]

commit: https://git.buildroot.net/buildroot/commit/?id=48b12430fef3f0e15e8ae5c445cb756e31fc54ed
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2022.05.x

Avoid the "Where did it put my builds?" step.

Signed-off-by: Luca Ceresoli <luca.ceresoli at bootlin.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
(cherry picked from commit ca9fbfd5eeab5ecd63b9e2a0ee882723105ba706)
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
 utils/test-pkg | 1 +
 1 file changed, 1 insertion(+)

diff --git a/utils/test-pkg b/utils/test-pkg
index ce6e43b965..4ebfd9af66 100755
--- a/utils/test-pkg
+++ b/utils/test-pkg
@@ -257,6 +257,7 @@ Options:
 
     -d DIR, --build-dir DIR
         Do the builds in directory DIR, one sub-dir per toolchain.
+        If not specified, defaults to \${HOME}/br-test-pkg
 
     -p PKG, --package PKG
         Test-build the package PKG, by running 'make PKG'; if not specified,