From cd4901e20d0702d234ab43558cc37b495cc9d499 Mon Sep 17 00:00:00 2001
From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Thu, 26 Jul 2007 13:47:07 +0000
Subject: [PATCH] added development path normalization, inclusions with '../'
 in the path should now be handled correclty

---
 helm/software/matita/matitaGui.ml      |  6 +++++-
 helm/software/matita/matitamakeLib.ml  | 17 +++++++++++++++++
 helm/software/matita/matitamakeLib.mli |  1 +
 3 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/helm/software/matita/matitaGui.ml b/helm/software/matita/matitaGui.ml
index e9302d5ac..2d5d8fa0a 100644
--- a/helm/software/matita/matitaGui.ml
+++ b/helm/software/matita/matitaGui.ml
@@ -783,7 +783,9 @@ class gui () =
               notify_exn exc;
               unlock_world ()
        in
-        worker_thread := Some (Thread.create thread_main ()) in
+       thread_main ();
+        (* worker_thread := Some (Thread.create thread_main ()) *)
+      in
       let kill_worker =
        (* the following lines are from Xavier Leroy: http://alan.petitepomme.net/cwn/2005.11.08.html *)
        let interrupt = ref None in
@@ -889,6 +891,8 @@ class gui () =
         | None -> true
         | Some path -> 
             let is_prefix_of d1 d2 =
+              let d1 = MatitamakeLib.normalize_path d1 in
+              let d2 = MatitamakeLib.normalize_path d2 in
               let len1 = String.length d1 in
               let len2 = String.length d2 in
               if len2 < len1 then 
diff --git a/helm/software/matita/matitamakeLib.ml b/helm/software/matita/matitamakeLib.ml
index 0ab251ddc..ee04e7878 100644
--- a/helm/software/matita/matitamakeLib.ml
+++ b/helm/software/matita/matitamakeLib.ml
@@ -42,6 +42,21 @@ let developments = ref []
 let pool () = Helm_registry.get "matita.basedir" ^ "/matitamake/" ;;
 let rootfile = "/root" ;;
 
+(* /foo/./bar/..//baz -> /foo/baz *)
+let normalize_path s = 
+  let s = Str.global_replace (Str.regexp "//") "/" s in
+  let l = Str.split (Str.regexp "/") s in
+  let rec aux = function
+    | [] -> []
+    | he::".."::tl -> aux tl
+    | he::"."::tl -> aux (he::tl)
+    | he::tl -> he :: aux tl
+  in
+  (if Str.string_match (Str.regexp "^/") s 0 then "/" else "") ^
+  String.concat "/" (aux l)
+  ^ (if Str.string_match (Str.regexp "/$") s 0 then "/" else "")
+;;
+
 let ls_dir dir = 
   try
     let d = Unix.opendir dir in
@@ -94,6 +109,7 @@ let dot_for_development devel =
 
 (* given a dir finds a development that is radicated in it or below *)
 let development_for_dir dir =
+  let dir = normalize_path dir in
   let is_prefix_of d1 d2 =
     let len1 = String.length d1 in
     let len2 = String.length d2 in
@@ -157,6 +173,7 @@ let rebuild_makefile_devel development =
   
 (* creates a new development if possible *)
 let initialize_development name dir =
+  let dir = normalize_path dir in
   let name = Pcre.replace ~pat:" " ~templ:"_" name in 
   let dev = {name = name ; root = dir} in
   dump_development dev;
diff --git a/helm/software/matita/matitamakeLib.mli b/helm/software/matita/matitamakeLib.mli
index 89a5e3b5f..8f6fda2e4 100644
--- a/helm/software/matita/matitamakeLib.mli
+++ b/helm/software/matita/matitamakeLib.mli
@@ -59,3 +59,4 @@ val name_for_development : development -> string
 (** @return dot file for a given development, if it exists *)
 val dot_for_development : development -> string option
 
+val normalize_path: string -> string
-- 
2.39.2