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/* ========================================================================
* Copyright 1988-2006 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
*
* ========================================================================
*/
/*
* Program: Cygwin login
*
* Author: Mark Crispin
* Networks and Distributed Computing
* Computing & Communications
* University of Washington
* Administration Building, AG-44
* Seattle, WA 98195
* Internet: MRC@CAC.Washington.EDU
*
* Date: 1 August 1988
* Last Edited: 30 August 2006
*/
/* Log in
* Accepts: login passwd struct
* argument count
* argument vector
* Returns: T if success, NIL otherwise
*/
long loginpw (struct passwd *pw,int argc,char *argv[])
{
uid_t uid = pw->pw_uid;
/* must be same user name as last checkpw() */
if (!(cyg_user && !strcmp (pw->pw_name,cyg_user))) return NIL;
/* do the ImpersonateLoggedOnUser() */
cygwin_set_impersonation_token (cyg_hdl);
return !(setgid (pw->pw_gid) || initgroups (cyg_user,pw->pw_gid) ||
setuid (uid));
}
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