reactos/rossubsys/posix/apps/bootpsx/bootpsx.c
Hermès Bélusca-Maïto 2ca9fcd3b0 Resuscitate POSIX subsystem from revision 21378.
svn path=/trunk/; revision=65460
2014-11-23 15:23:36 +00:00

121 lines
3.2 KiB
C

/* $Id$
*
* PROJECT: ReactOS Operating System / POSIX Environment Subsystem
*
* --------------------------------------------------------------------
*
* This software is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write
* to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
* MA 02139, USA.
*
* --------------------------------------------------------------------
*/
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#define NTOS_MODE_USER
#include <ntos.h>
#include <sm/helper.h>
#define RETRY_COUNT 3
/**********************************************************************
* PsxCheckSubSystem/1
*/
NTSTATUS STDCALL
PsxCheckSubSystem (LPCSTR argv0)
{
NTSTATUS Status = STATUS_SUCCESS;
UNICODE_STRING DirectoryName = {0, 0, NULL};
OBJECT_ATTRIBUTES DirectoryAttributes = {0};
HANDLE hDir = (HANDLE) 0;
RtlInitUnicodeString (& DirectoryName, L"\\POSIX");
InitializeObjectAttributes (& DirectoryAttributes,
& DirectoryName,
0,0,0);
Status = NtOpenDirectoryObject (& hDir,
DIRECTORY_TRAVERSE,
& DirectoryAttributes);
if(NT_SUCCESS(Status))
{
NtClose (hDir);
}
return Status;
}
/**********************************************************************
* PsxBootstrap/1
*/
NTSTATUS STDCALL
PsxBootstrap (LPCSTR argv0)
{
NTSTATUS Status = STATUS_SUCCESS;
UNICODE_STRING Program = {0, 0, NULL};
HANDLE SmApiPort = (HANDLE) 0;
printf("Connecting to the SM: ");
Status = SmConnectApiPort (NULL,
(HANDLE) 0,
IMAGE_SUBSYSTEM_UNKNOWN,
& SmApiPort);
if(!NT_SUCCESS(Status))
{
fprintf(stderr,"\n%s: SmConnectApiPort failed with 0x%08lx\n",
argv0, Status);
return Status;
}
RtlInitUnicodeString (& Program, L"POSIX");
Status = SmExecuteProgram (SmApiPort, & Program);
if(STATUS_SUCCESS != Status)
{
fprintf(stderr, "%s: SmExecuteProgram = %08lx\n", argv0, Status);
}
NtClose (SmApiPort);
return Status;
}
/**********************************************************************
*
* ENTRY POINT PUBLIC
*
*********************************************************************/
int main (int argc, char * argv [])
{
NTSTATUS Status = STATUS_SUCCESS;
INT RetryCount = RETRY_COUNT;
while(RetryCount > 0)
{
Status = PsxCheckSubSystem (argv[0]);
if(STATUS_SUCCESS == Status)
{
if (RETRY_COUNT == RetryCount)
{
fprintf(stderr,"POSIX already booted.\n");
}else{
fprintf(stderr,"POSIX booted.\n");
}
break;
}else{
Status = PsxBootstrap (argv[0]);
}
-- RetryCount;
}
return NT_SUCCESS(Status) ? EXIT_SUCCESS : EXIT_FAILURE;
}
/* EOF */