* dir.cc (mkdir): Add HIDDEN file attribute if file has leading dot

	and HIDDEN_DOT_FILES is defined.
	* fhandler.cc (fhandler_base::open): Ditto.
	* path.cc (symlink): Ditto.
	* syscalls.cc (_rename): Ditto and remove HIDDEN file attribute if
	new filename does not begin with a dot.

5 files changed, 45 insertions, 6 deletions

diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 94cde6c..ba6e5ea 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,12 @@
+2001-11-13  Corinna Vinschen  <corinna@vinschen.de>
+
+	* dir.cc (mkdir): Add HIDDEN file attribute if file has leading dot
+	and HIDDEN_DOT_FILES is defined.
+	* fhandler.cc (fhandler_base::open): Ditto.
+	* path.cc (symlink): Ditto.
+	* syscalls.cc (_rename): Ditto and remove HIDDEN file attribute if
+	new filename does not begin with a dot.
+
 2001-11-12  Christopher Faylor  <cgf@redhat.com>
 
 	* fhandler_console.cc (fhandler_console::read): Revert 2001-10-23
diff --git a/winsup/cygwin/dir.cc b/winsup/cygwin/dir.cc
index b99bef3..9ccf832 100644
--- a/winsup/cygwin/dir.cc
+++ b/winsup/cygwin/dir.cc
@@ -340,6 +340,11 @@ mkdir (const char *dir, mode_t mode)
       if (!allow_ntsec && allow_ntea)
 	set_file_attribute (real_dir.has_acls (), real_dir.get_win32 (),
 			    S_IFDIR | ((mode & 07777) & ~cygheap->umask));
+#ifdef HIDDEN_DOT_FILES
+      char *c = strrchr (real_dir.get_win32 (), '\\');
+      if ((c && c[1] == '.') || *real_dir.get_win32 () == '.')
+        SetFileAttributes (real_dir.get_win32 (), FILE_ATTRIBUTE_HIDDEN);
+#endif
       res = 0;
     }
   else
diff --git a/winsup/cygwin/fhandler.cc b/winsup/cygwin/fhandler.cc
index 510c725..9a177bd 100644
--- a/winsup/cygwin/fhandler.cc
+++ b/winsup/cygwin/fhandler.cc
@@ -371,6 +371,15 @@ fhandler_base::open (path_conv *, int flags, mode_t mode)
   if (get_device () == FH_SERIAL)
     file_attributes |= FILE_FLAG_OVERLAPPED;
 
+#ifdef HIDDEN_DOT_FILES
+  if (flags & O_CREAT && get_device () == FH_DISK)
+    {
+      char *c = strrchr (get_win32_name (), '\\');
+      if ((c && c[1] == '.') || *get_win32_name () == '.')
+        file_attributes |= FILE_ATTRIBUTE_HIDDEN;
+    }
+#endif
+
   /* CreateFile() with dwDesiredAccess == 0 when called on remote
      share returns some handle, even if file doesn't exist. This code
      works around this bug. */
diff --git a/winsup/cygwin/path.cc b/winsup/cygwin/path.cc
index 130f45d..41ea4d4 100644
--- a/winsup/cygwin/path.cc
+++ b/winsup/cygwin/path.cc
@@ -2605,9 +2605,9 @@ symlink (const char *topath, const char *frompath)
 			    &sa, alloca (4096), 4096);
 
   h = CreateFileA(win32_path, GENERIC_WRITE, 0, &sa,
-		  CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
+  		  CREATE_NEW, FILE_ATTRIBUTE_NORMAL, 0);
   if (h == INVALID_HANDLE_VALUE)
-      __seterrno ();
+    __seterrno ();
   else
     {
       BOOL success;
@@ -2651,9 +2651,16 @@ symlink (const char *topath, const char *frompath)
 	    set_file_attribute (win32_path.has_acls (),
 				win32_path.get_win32 (),
 				S_IFLNK | S_IRWXU | S_IRWXG | S_IRWXO);
-	  SetFileAttributesA (win32_path.get_win32 (),
-			      allow_winsymlinks ? FILE_ATTRIBUTE_READONLY
-						: FILE_ATTRIBUTE_SYSTEM);
+
+	  DWORD attr = allow_winsymlinks ? FILE_ATTRIBUTE_READONLY
+	  				 : FILE_ATTRIBUTE_SYSTEM;
+#ifdef HIDDEN_DOT_FILES
+	  cp = strrchr (win32_path, '\\');
+	  if ((cp && cp[1] == '.') || *win32_path == '.')
+	    attr |= FILE_ATTRIBUTE_HIDDEN;
+#endif
+	  SetFileAttributesA (win32_path.get_win32 (), attr);
+
 	  if (win32_path.fs_fast_ea ())
 	    set_symlink_ea (win32_path, topath);
 	  res = 0;
diff --git a/winsup/cygwin/syscalls.cc b/winsup/cygwin/syscalls.cc
index 3b2104d..307d618 100644
--- a/winsup/cygwin/syscalls.cc
+++ b/winsup/cygwin/syscalls.cc
@@ -1240,7 +1240,16 @@ done:
   else
     {
       /* make the new file have the permissions of the old one */
-      SetFileAttributes (real_new, real_old);
+      DWORD attr = real_old;
+#ifdef HIDDEN_DOT_FILES
+      char *c = strrchr (real_old.get_win32 (), '\\');
+      if ((c && c[1] == '.') || *real_old.get_win32 () == '.')
+        attr &= ~FILE_ATTRIBUTE_HIDDEN;
+      c = strrchr (real_new.get_win32 (), '\\');
+      if ((c && c[1] == '.') || *real_new.get_win32 () == '.')
+        attr |= FILE_ATTRIBUTE_HIDDEN;
+#endif
+      SetFileAttributes (real_new, attr);
 
       /* Shortcut hack, No. 2, part 2 */
       /* if the new filename was an existing shortcut, remove it now if the