pmdconio.c

一个机器人的源代码.软件设计得超级好!是商业级代码.

/*****************************************************************************

   $Workfile: PMDconio.c $ 
   $Revision: 7 $

    Purpose: Console IO redirector

/****************************************************************************/

#include <stdio.h>
#include <stdarg.h>

#ifdef _LINUX
#include "/usr/include/time.h"
#include <sys/time.h>
#else
#include <sys/timeb.h>
#endif

#ifdef _CONSOLE    
#include <conio.h>
#elif _WINDOWS
#include <windows.h>
#elif _LINUX
#ifdef __cplusplus
extern "C" {
#endif

#ifdef WIN32
#include "ConsFunc.h"   /* PLX utility */
#endif

#ifdef __cplusplus
}
#endif   //cplusplus

#endif   // _LINUX

#include "PMDconio.h"


static PRINTFN (*reprintf)(const char*, ...) =
//#ifndef WIN32
// 			PlxPrintf;
//#else
 			printf;
//#endif


//*****************************************************************************
void SetPMDprintf(PRINTFN (*fn)(const char*, ...))
{
    reprintf = fn;
}

//*****************************************************************************
void PMDprintf( char *fmt, ... )
{
    char buff[200];
    va_list arglist;

    va_start( arglist, fmt );
    vsprintf( buff, fmt, arglist );
    va_end( arglist );

    reprintf( buff );
}

//*****************************************************************************
// check for a key to be hit on the keyboard
int PMDkbhit()
{
#ifdef _CONSOLE 
    // call getch after kbhit to absorb the character
    return (kbhit() && getch());
#elif _WINDOWS
    // If the most significant bit is set, the key is down, and if the least significant bit is set, 
    // the key was pressed after the previous call to GetAsyncKeyState. 
    return ((GetAsyncKeyState(VK_ESCAPE) & 0x8000) || (GetAsyncKeyState(VK_SPACE) & 0x8000));
#elif _LINUX
    //     return (Plx_kbhit() && getch());	
#else
    return 0;
#endif
}

//*****************************************************************************
void HostDelay(int milliseconds)
{
#ifdef _LINUX
	struct timeval currentTime;
#else
        struct timeb currentTime;
#endif
	unsigned long stopms;
	unsigned long currentms;

#ifdef _LINUX
    gettimeofday(&currentTime, NULL);
    stopms = currentTime.tv_sec * 1000l + currentTime.tv_usec/1000l;
#else
    ftime( &currentTime );
    stopms = currentTime.time * 1000 + currentTime.millitm;
#endif
    stopms += milliseconds;
	do
	{
#ifdef _LINUX
    	    gettimeofday(&currentTime, NULL);
    	    currentms = currentTime.tv_sec * 1000l + currentTime.tv_usec/1000l;
#else
            ftime( &currentTime );
	    currentms = currentTime.time * 1000  + currentTime.millitm;
#endif
	}
        while (currentms <= stopms);
}