the comment said there should be a subshell. add the subshell

geninit

@@ -225,15 +225,16 @@ for builder in "${builders[@]}"; do
     continue
   fi
 
-  # subshell to prevent namespace pollution
-  . "$builderdir/$builder"
-  if ! type -t build >/dev/null; then
-    err "no build function found in builder '$builder'"
-    continue
-  fi
-
-  info "Building: [$builder]"
-  build
+  ( # subshell to prevent namespace pollution
+    . "$builderdir/$builder"
+    if ! type -t build >/dev/null; then
+      err "no build function found in builder '$builder'"
+      continue
+    fi
+
+    info "Building: [$builder]"
+    build
+  )
 done
 
 # add extra modules from config