[RFC PATCH 1/5] server: Move registry files to drive_c/.wine.

[Rémi Bernon]

When mounting an overlayfs to drive_c in the next patch, we need to
expose the lower layer registry, as wineboot is not going to initialize
the upper layer.
---
 server/registry.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/server/registry.c b/server/registry.c
index dcbb3f791e10..c1730ae24bb8 100644
--- a/server/registry.c
+++ b/server/registry.c
@@ -1805,12 +1805,19 @@ void init_registry(void)
     assert( root_key );
     make_object_static( &root_key->obj );

+    mkdir( "drive_c/.wine", 0777 );
+
+    /* create symlinks for backward compatibility */
+    symlink( "drive_c/.wine/system.reg", "system.reg" );
+    symlink( "drive_c/.wine/userdef.reg", "userdef.reg" );
+    symlink( "drive_c/.wine/user.reg", "user.reg" );
+
     /* load system.reg into Registry\Machine */

if (!(hklm = create_key_recursive( root_key, &HKLM_name, current_time )))
         fatal_error( "could not create Machine registry key\n" );

-    if (!load_init_registry_from_file( "system.reg", hklm ))
+    if (!load_init_registry_from_file( "drive_c/.wine/system.reg", hklm ))
     {
         if ((p = getenv( "WINEARCH" )) && !strcmp( p, "win32" ))
             prefix_type = PREFIX_32BIT;
@@ -1825,7 +1832,7 @@ void init_registry(void)
     if (!(key = create_key_recursive( root_key, &HKU_name, current_time )))
         fatal_error( "could not create User\.Default registry key\n" );

-    load_init_registry_from_file( "userdef.reg", key );
+    load_init_registry_from_file( "drive_c/.wine/userdef.reg", key );
     release_object( key );

/* load user.reg into HKEY_CURRENT_USER */
@@ -1836,7 +1843,7 @@ void init_registry(void)
         !(hkcu = create_key_recursive( root_key, &current_user_str, current_time )))
         fatal_error( "could not create HKEY_CURRENT_USER registry key\n" );
     free( current_user_path );
-    load_init_registry_from_file( "user.reg", hkcu );
+    load_init_registry_from_file( "drive_c/.wine/user.reg", hkcu );

/* set the shared flag on Software\Classes\Wow6432Node */
     if (prefix_type == PREFIX_64BIT)