mkosi: Use cache and build subdirectories

Next release of mkosi will not use subdirectories under the cache
and build directory by default anymore, so let's make sure we already
start creating those ourselves.

diff --git a/mkosi.conf.d/10-systemd.conf b/mkosi.conf.d/10-systemd.conf
index 883ffc9cf261129483eda7fa04aaf2d44e43e182..02dfbedbe85d7a404b2a1969758406e5167a04d0 100644 (file)
--- a/mkosi.conf.d/10-systemd.conf
+++ b/mkosi.conf.d/10-systemd.conf
@@ -5,8 +5,8 @@ Presets=system
 
 [Output]
 OutputDirectory=mkosi.output
-BuildDirectory=mkosi.builddir
-CacheDirectory=mkosi.cache
+CacheDirectory=mkosi.cache/%d~%r~%a
+BuildDirectory=mkosi.builddir/%d~%r~%a
 
 [Content]
 # Prevent ASAN warnings when building the image and ship the real ASAN options prefixed with MKOSI_.