fix build

internal/engine.cm

@@ -405,7 +405,7 @@ function handle_host(e) {
       peers[`${e.peer.address}:${e.peer.port}`] = e.peer
       var queue = peer_queue.get(e.peer)
       if (queue) {
-        for (var msg of queue) e.peer.send(nota.encode(msg))
+        arrfor(queue, msg => e.peer.send(nota.encode(msg)))
         log.system(`sent ${msg} out of queue`)
         peer_queue.delete(e.peer)
       }
@@ -793,13 +793,11 @@ $_.clock(_ => {
   var inject = shop.script_inject_for ? shop.script_inject_for(file_info) : []
 
   // Build values array for injection
-  var vals = []
-  for (var i = 0; i < inject.length; i++) {
-    var key = inject[i]
+  var vals = array(inject, key => {
     if (key && key[0] == '$') key = text(key,1)
-    if (key == 'fd') vals.push(fd)
-    else vals.push($_[key])
-  }
+    if (key == 'fd') return fd
+    return $_[key]
+  })
 
   // Create use function bound to the program's package
   var pkg = file_info ? file_info.package : null

package.cm

@@ -286,8 +286,9 @@ package.get_c_files = function(name, target, exclude_main) {
     
     var ext = ends_with(file, '.cpp') ? '.cpp' : '.c'
     var base = text(file, 0, -ext.length)
-    var dir = ''
     var name_part = fd.basename(base)
+    var dir_part = fd.dirname(base)
+    var dir = (dir_part && dir_part != '.') ? dir_part + '/' : ''
     
     // Check for target suffix
     var is_variant = false