daemon_win32.cpp

/*
 * os_win32/daemon_win32.c
 *
 * Home page of code is: http://smartmontools.sourceforge.net
 *
 * Copyright (C) 2004 Christian Franke <smartmontools-support@lists.sourceforge.net>
 *
 * This program 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, or (at your option)
 * any later version.
 *
 * You should have received a copy of the GNU General Public License
 * (for example COPYING); if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <io.h>

#define WIN32_LEAN_AND_MEAN
// Need MB_SERVICE_NOTIFICATION (NT4/2000/XP), IsDebuggerPresent() (Win98/ME/NT4/2000/XP)
#define _WIN32_WINNT 0x0400 
#include <windows.h>
#ifdef _DEBUG
#include <crtdbg.h>
#endif

#include "daemon_win32.h"

const char *daemon_win32_c_cvsid = "$Id: daemon_win32.cpp,v 1.5 2004/08/09 14:35:59 chrfranke Exp $"
DAEMON_WIN32_H_CVSID;


/////////////////////////////////////////////////////////////////////////////

#define ARGUSED(x) ((void)(x))

// Prevent spawning of child process if debugging
#ifdef _DEBUG
#define debugging() IsDebuggerPresent()
#else
#define debugging() FALSE
#endif


#define EVT_NAME_LEN 260

// Internal events (must be > SIGUSRn)
#define EVT_RUNNING   100 // Exists when running, signaled on creation
#define EVT_DETACHED  101 // Signaled when child detaches from console
#define EVT_RESTART   102 // Signaled when child should restart

static void make_name(char * name, int sig)
{
	int i;
	if (!GetModuleFileNameA(NULL, name, EVT_NAME_LEN-10))
		strcpy(name, "DaemonEvent");
	for (i = 0; name[i]; i++) {
		char c = name[i];
		if (!(   ('0' <= c && c <= '9')
		      || ('A' <= c && c <= 'Z')
		      || ('a' <= c && c <= 'z')))
			  name[i] = '_';
	}
	sprintf(name+strlen(name), "-%d", sig);
}