X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/d351d679283a797c98f5f65d18aa757c18e56305..1638d5a206cd79e9619f0d3334fed29eaddc6b51:/src/slave.sml

diff --git a/src/slave.sml b/src/slave.sml
index 64613ed..01d872c 100644
--- a/src/slave.sml
+++ b/src/slave.sml
@@ -22,9 +22,12 @@ structure Slave :> SLAVE = struct
 
 datatype file_action =
 	 Add
-       | Delete
+       | Delete of bool
        | Modify
 
+fun isDelete (Delete _) = true
+  | isDelete _ = false
+
 type file_status = {action : file_action,
 		    domain : string,
 		    dir : string,
@@ -58,10 +61,13 @@ fun registerPostHandler handler =
 fun handleChanges fs = (!preHandler ();
 			app (fn recd as {action, file, ...} =>
 				(!fileHandler recd;
-				 if action = Delete andalso Posix.FileSys.access (file, []) then
-				     OS.FileSys.remove file
-				 else
-				     ())) fs;
+				 case action of
+				     Delete b =>
+				     if b andalso Posix.FileSys.access (file, []) then
+					 OS.FileSys.remove file
+				     else
+					 ()
+				   | _ => ())) fs;
 			!postHandler ())
 
 fun shell ss = OS.Process.isSuccess (OS.Process.system (String.concat ss))
@@ -195,4 +201,27 @@ fun lineInFile fname line =
 	before TextIO.closeIn inf
     end handle IO.Io _ => false
 
+fun inGroup {user, group} =
+    List.exists (fn x => x = user)
+		(Posix.SysDB.Group.members (Posix.SysDB.getgrnam group))
+		handle OS.SysErr _ => false
+
+fun mkDirAll dir = ignore (OS.Process.system ("mkdir -p " ^ dir))
+
+fun remove (ls, x) = List.filter (fn y => y <> x) ls
+fun removeDups ls = List.foldr (fn (x, ls) =>
+				   if List.exists (fn y => y = x) ls then
+				       ls
+				   else
+				       x :: ls) [] ls
+
+fun moveDirCreate {from, to} =
+    (mkDirAll to;
+     if Posix.FileSys.access (from, []) then
+	 (ignore (OS.Process.system ("rm -rf " ^ to));
+	  ignore (OS.Process.system ("cp -r " ^ from ^ " " ^ to));
+	  ignore (OS.Process.system ("rm -rf " ^ from)))
+     else
+	 ())
+
 end