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Duane Ellis, added clock command.

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git-svn-id: svn://svn.berlios.de/openocd/trunk@980 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2008-09-08 07:07:16 +00:00
parent fa9bbd3828
commit 3f57d41114
1 changed files with 109 additions and 1 deletions
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110
src/helper/jim.c
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@ -57,6 +57,11 @@
#include <assert.h>
#include <errno.h>
#include <time.h>
#if defined(WIN32)
/* sys/time - need is different */
#else
#include <sys/time.h> // for gettimeofday()
#endif
#include "replacements.h"
@ -12039,6 +12044,108 @@ static int Jim_PackageCoreCommand(Jim_Interp *interp, int argc,
return JIM_OK;
}
static void
jim_get_s_us( jim_wide *s, jim_wide *us )
{
#if defined(WIN32)
/*
* Sorry - I do not have, or use Win32.
* This concept is from
*
* Method is from:
* http://www.openasthra.com/c-tidbits/gettimeofday-function-for-windows/
*
* I have no method to test/verify.
* - Duane 6-sep-2008.
* (once verified, please somebody remove this comment)
*/
#if defined(_MSC_VER) || defined(_MSC_EXTENSIONS)
#define DELTA_EPOCH_IN_MICROSECS 11644473600000000Ui64
#else
#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
#endif
FILETIME ft;
unsigned __int64 tmpres;
tmpres = 0;
GetSystemTimeAsFileTime( &ft );
tmpres |= ft.dwHighDateTime;
tmpres <<= 32;
tmpres |= ft.dwLowDateTime;
/* convert to unix representation */
tmpres /= 10;
tmpres -= DELTA_EPOC_IN_MICROSECS;
*s = (tmpres / 1000000ULL);
*us = (tmpres % 1000000ULL);
#undef DELTA_EPOCH_IN_MICROSECS
#else
/* LINUX/CYGWIN */
struct timeval tv;
struct timezone tz;
gettimeofday( &tv, &tz );
*s = tv.tv_sec;
*us = tv.tv_usec;
#endif
}
/* [clock] */
static int Jim_ClockCoreCommand( Jim_Interp *interp, int argc,
Jim_Obj *const *argv)
{
/*
* See: TCL man page for 'clock'
* we do not impliment all features.
*/
jim_wide r,s,us;
int option;
const char *options[] = {
"clicks",
"microseconds",
"milliseconds",
"seconds",
NULL
};
enum { OPT_CLICKS, OPT_USEC, OPT_MSEC, OPT_SEC };
if( argc < 2 ){
Jim_WrongNumArgs( interp, 1, argv, "option ?arguments ...?");
return JIM_ERR;
}
if( Jim_GetEnum(interp, argv[1], options, &option, "option",
JIM_ERRMSG) != JIM_OK ){
return JIM_ERR;
}
// platform independent get time.
jim_get_s_us( &s, &us );
r = 0;
switch(option){
case OPT_CLICKS:
case OPT_USEC:
/* clicks & usecs are the same */
r = (s * 1000000) + us;
break;
case OPT_MSEC:
r = (s * 1000) + (us / 1000);
break;
case OPT_SEC:
r = s;
break;
}
Jim_SetResult( interp, Jim_NewWideObj( interp, r ) );
return JIM_OK;
}
static struct {
const char *name;
Jim_CmdProc cmdProc;
@ -12103,6 +12210,7 @@ static struct {
{"rand", Jim_RandCoreCommand},
{"package", Jim_PackageCoreCommand},
{"tailcall", Jim_TailcallCoreCommand},
{"clock", Jim_ClockCoreCommand},
{NULL, NULL},
};
@ -12447,7 +12555,7 @@ Jim_GetOpt_Obj( Jim_GetOptInfo *goi, Jim_Obj **puthere )
Jim_Obj *o;
o = NULL; // failure
if( goi->argc ){
if( goi->argc > 0 ){
// success
o = goi->argv[0];
goi->argc -= 1;