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%%	options

copyright owner	=	Dirk Krause
copyright year	=	2015-xxxx
license		=	bsd



%%	header

/**	@file
	Get process ID.

	CRT on Windows: Not used.
*/

#ifndef DK4CONF_H_INCLUDED
#include "dk4conf.h"
#endif

#ifndef DK4TYPES_H_INCLUDED
#include "dk4types.h"
#endif

#ifndef DK4ERROR_H_INCLUDED
#include "dk4error.h"
#endif

#if DK4_HAVE_SYS_TYPES_H
#ifndef SYS_TYPES_H_INCLUDED
#include <sys/types.h>
#define	SYS_TYPES_H_INCLUDED 1
#endif
#endif

#ifndef STDLIB_H_INCLUDED
#include <stdlib.h>
#define STDLIB_H_INCLUDED 1
#endif

#if DK4_ON_WINDOWS
/**	Process ID is a DWORD on Windows.
*/
typedef unsigned long	dk4_pid_t;
#else
/**	Use existing pid_t on other systems.
*/
typedef	pid_t		dk4_pid_t;
#endif

#ifdef __cplusplus
extern "C" {
#endif

/**	Get current process ID.
	@return Process ID.
*/
dk4_pid_t
dk4getpid(void);

#ifdef __cplusplus
}
#endif



%%	module


#include "dk4getpid.h"

#if DK4_ON_WINDOWS
#ifndef WINDOWS_H_INCLUDED
#include <windows.h>
#define	WINDOWS_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_UNISTD_H
#ifndef UNISTD_H_INCLUDED
#include <unistd.h>
#define	UNISTD_H_INCLUDED 1
#endif
#endif



dk4_pid_t
dk4getpid(void)
{
#if DK4_ON_WINDOWS
  return ((dk4_pid_t)GetCurrentProcessId());
#else
  return (getpid());
#endif
}