1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/osdep/unix/log_cyg.c	Mon Sep 14 15:17:45 2009 +0900
     1.3 @@ -0,0 +1,46 @@
     1.4 +/* ========================================================================
     1.5 + * Copyright 1988-2006 University of Washington
     1.6 + *
     1.7 + * Licensed under the Apache License, Version 2.0 (the "License");
     1.8 + * you may not use this file except in compliance with the License.
     1.9 + * You may obtain a copy of the License at
    1.10 + *
    1.11 + *     http://www.apache.org/licenses/LICENSE-2.0
    1.12 + *
    1.13 + * 
    1.14 + * ========================================================================
    1.15 + */
    1.16 +
    1.17 +/*
    1.18 + * Program:	Cygwin login
    1.19 + *
    1.20 + * Author:	Mark Crispin
    1.21 + *		Networks and Distributed Computing
    1.22 + *		Computing & Communications
    1.23 + *		University of Washington
    1.24 + *		Administration Building, AG-44
    1.25 + *		Seattle, WA  98195
    1.26 + *		Internet: MRC@CAC.Washington.EDU
    1.27 + *
    1.28 + * Date:	1 August 1988
    1.29 + * Last Edited:	30 August 2006
    1.30 + */
    1.31 +
    1.32 +/* Log in
    1.33 + * Accepts: login passwd struct
    1.34 + *	    argument count
    1.35 + *	    argument vector
    1.36 + * Returns: T if success, NIL otherwise
    1.37 + */
    1.38 +
    1.39 +long loginpw (struct passwd *pw,int argc,char *argv[])
    1.40 +{
    1.41 +  uid_t uid = pw->pw_uid;
    1.42 +				/* must be same user name as last checkpw() */
    1.43 +  if (!(cyg_user && !strcmp (pw->pw_name,cyg_user))) return NIL;
    1.44 +				/* do the ImpersonateLoggedOnUser() */
    1.45 +  cygwin_set_impersonation_token (cyg_hdl);
    1.46 +
    1.47 +  return !(setgid (pw->pw_gid) || initgroups (cyg_user,pw->pw_gid) ||
    1.48 +	   setuid (uid));
    1.49 +}