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/*
PsychToolbox3/Source/Common/GetPID/GetPID.c
PROJECTS: GetPID only.
PLATFORMS: Currently OS X only
AUTHORS:
Allen.Ingling@nyu.edu awi
PLATFORMS: Currently OS X only
HISTORY:
2/28/04 awi Created.
DESCRIPTION:
*/
#include "GetBusTicks.h"
#include <sys/types.h>
#include <unistd.h>
PsychError GETPIDGetPID(void)
{
pid_t pid;
//check to see if the user supplied superfluous arguments
PsychErrorExit(PsychCapNumOutputArgs(1));
PsychErrorExit(PsychCapNumInputArgs(0)); //actually we permit only zero or three arguments.
pid=getpid();
PsychCopyOutDoubleArg(1, FALSE, (double)pid);
return(PsychError_none);
}
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