1 files changed, 7 insertions, 1 deletions
diff --git a/abuild b/abuild
index 855cdbc..f8e0c84 100755
--- a/abuild
+++ b/abuild
@@ -3,11 +3,17 @@
 set -e
 
 ## debug
-if [[ "$DOCKER_ABUILD_DEBUG" = "true" ]]; then
+if [ "$DOCKER_ABUILD_DEBUG" = "true" ]; then
   set -x
   PS4='$LINENO: '
 fi
 
+if [ "${PWD%aports/*}" = "$PWD" ]; then
+  echo "Error: expecting to be run from within an aports/ tree!"
+  echo "Could not find 'aports/' in the current path ($PWD)"
+  exit 1
+fi
+
 DOCKER_VOLUMES="
     -v $PWD:/cwd
     -v ${HOME}/.abuild:/home/builder/.abuild