[Emacs-diffs] Changes to emacs/src/w32.c,v

[Jason Rumney]

CVSROOT:        /sources/emacs
Module name:    emacs
Changes by:     Jason Rumney <jasonr>   08/01/26 01:07:49

Index: w32.c
===================================================================
RCS file: /sources/emacs/emacs/src/w32.c,v
retrieving revision 1.121
retrieving revision 1.122
diff -u -b -r1.121 -r1.122
--- w32.c       8 Jan 2008 20:44:14 -0000       1.121
+++ w32.c       26 Jan 2008 01:07:49 -0000      1.122
@@ -1938,6 +1938,36 @@
   return attrs;
 }
 
+/* Ensure a network connection is authenticated.  */
+static void
+logon_network_drive (const char *path)
+{
+  NETRESOURCE resource;
+  char share[MAX_PATH];
+  int i, n_slashes;
+
+  /* Only logon to networked drives.  */
+  if (!IS_DIRECTORY_SEP (path[0]) || !IS_DIRECTORY_SEP (path[1]))
+    return;
+  n_slashes = 2;
+  strncpy (share, path, MAX_PATH);
+  /* Truncate to just server and share name.  */
+  for (i = 2; i < MAX_PATH; i++)
+    {
+      if (IS_DIRECTORY_SEP (share[i]) && ++n_slashes > 3)
+        {
+          share[i] = '\0';
+          break;
+        }
+    }
+
+  resource.dwType = RESOURCETYPE_DISK;
+  resource.lpLocalName = NULL;
+  resource.lpRemoteName = share;
+  resource.lpProvider = NULL;
+
+  WNetAddConnection2 (&resource, NULL, NULL, CONNECT_INTERACTIVE);
+}
 
 /* Shadow some MSVC runtime functions to map requests for long filenames
    to reasonable short names if necessary.  This was originally added to
@@ -2495,6 +2525,9 @@
        }
       else
        {
+          if (IS_DIRECTORY_SEP (name[0]) && IS_DIRECTORY_SEP (name[1]))
+            logon_network_drive (name);
+
          fh = FindFirstFile (name, &wfd);
          if (fh == INVALID_HANDLE_VALUE)
            {