* external.cc (cygwin_internal): Implement CW_ALLOC_DRIVE_MAP,

	CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP.
	* fhandler_process.cc: Include mount.h.
	(get_volume_path_names_for_volume_name): Move to mount.cc.
	(struct dos_drive_mappings): Ditto.
	* mount.cc (get_volume_path_names_for_volume_name): Move here.
	(dos_drive_mappings::dos_drive_mappings): Ditto.
	(dos_drive_mappings::fixup_if_match): Ditto.
	(dos_drive_mappings::~dos_drive_mappings): Ditto.
	* mount.h (class dos_drive_mappings): Declare her.
	* include/sys/cygwin.h (cygwin_getinfo_types): Add CW_ALLOC_DRIVE_MAP,
	CW_MAP_DRIVE_MAP, CW_FREE_DRIVE_MAP.
	* include/cygwin/version.h: Bump API minor number.

1 files changed, 25 insertions, 0 deletions

diff --git a/winsup/cygwin/external.cc b/winsup/cygwin/external.cc
index 947680420..e6e349395 100644
--- a/winsup/cygwin/external.cc
+++ b/winsup/cygwin/external.cc
@@ -528,6 +528,31 @@ cygwin_internal (cygwin_getinfo_types t, ...)
 	}
 	break;
 
+      case CW_ALLOC_DRIVE_MAP:
+      	{
+	  dos_drive_mappings *ddm = new dos_drive_mappings ();
+	  res = (uintptr_t) ddm;
+	}
+	break;
+
+      case CW_MAP_DRIVE_MAP:
+	{
+	  dos_drive_mappings *ddm = va_arg (arg, dos_drive_mappings *);
+	  wchar_t *pathbuf = va_arg (arg, wchar_t *);
+	  if (ddm && pathbuf)
+	    res = (uintptr_t) ddm->fixup_if_match (pathbuf);
+	}
+	break;
+
+      case CW_FREE_DRIVE_MAP:
+	{
+	  dos_drive_mappings *ddm = va_arg (arg, dos_drive_mappings *);
+	  if (ddm)
+	    delete ddm;
+	  res = 0;
+	}
+	break;
+
       default:
 	set_errno (ENOSYS);
     }