145

Unix/Linux 网络时间协议版本3 Network Time Protocol Version 3 (NTP) distribution for Unix systems

Replied: Thu, 29 May 1997 20:38:10 -0400
Replied: ""Marc Brett" <[e-mail]> "
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From: "Marc Brett" <[e-mail]>
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Date: Thu, 29 May 1997 09:56:56 +0100
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To: [e-mail]
Subject: MX 4200 Driver Fixes (reprise)
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Harlan,

I sent these fixes to you earlier, but they do not appear to have made it
into xntp-3.5.90.1.

The fixes are:

	- Increased longitude from 2 to 3 digits in NMEA sentence.
	- Minor code cleanup.


*** refclock_mx4200.c.orig	Wed Mar 19 01:46:32 1997
--- refclock_mx4200.c	Mon Apr 21 14:42:19 1997
***************
*** 491,498 ****
  {
  	register struct mx4200unit *up;
  	struct refclockproc *pp;
! 	double dtemp, lat, lon, alt;
! 	char lats[32], lons[32];
  	char nsc, ewc;

  	pp = peer->procptr;
--- 491,498 ----
  {
  	register struct mx4200unit *up;
  	struct refclockproc *pp;
! 	double minute, lat, lon, alt;
! 	char lats[16], lons[16];
  	char nsc, ewc;

  	pp = peer->procptr;
***************
*** 556,565 ****
  		ewc = 'W';
  	}
  	alt = up->avg_alt;
! 	dtemp = (lat - (double)(int)lat) * 600.0 / 10.0;
! 	sprintf(lats,"%02d%02.4f", (int)lat, dtemp);
! 	dtemp = (lon - (double)(int)lon) * 600.0 / 10.0;
! 	sprintf(lons,"%02d%02.4f", (int)lon, dtemp);

  	mx4200_send(peer, "%s,%03d,,,,,%s,%c,%s,%c,%.2f,%d", pmvxg,
  	    PMVXG_S_INITMODEA,
--- 556,565 ----
  		ewc = 'W';
  	}
  	alt = up->avg_alt;
! 	minute = (lat - (double)(int)lat) * 600.0 / 10.0;
! 	sprintf(lats,"%02d%02.4f", (int)lat, minute);
! 	minute = (lon - (double)(int)lon) * 600.0 / 10.0;
! 	sprintf(lons,"%03d%02.4f", (int)lon, minute);

  	mx4200_send(peer, "%s,%03d,,,,,%s,%c,%s,%c,%.2f,%d", pmvxg,
  	    PMVXG_S_INITMODEA,






--
Marc Brett  [phone]            Western Atlas
[e-mail]                     455 London Road, Isleworth
FAX: [phone]                   Middlesex TW7 5AB    England

-- 
Marc Brett  [phone]            Western Atlas
[e-mail]                     455 London Road, Isleworth
FAX: [phone]                   Middlesex TW7 5AB    England

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From: "Marc Brett" <[e-mail]>
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Date: Thu, 29 May 1997 09:50:22 +0100
X-Mailer: Z-Mail (3.2.0 26oct94 MediaMail)
To: [e-mail]
Subject: MX 4200 Driver Fixes (reprise)
Cc: [e-mail], [e-mail]
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii

Harlan,

I sent these fixes to you earlier, but they do not appear to have made it
into xntp-3.5.90.1.

The fixes are:

	- Increased longitude from 2 to 3 digits in NMEA sentence.
	- Minor code cleanup.


*** refclock_mx4200.c.orig	Wed Mar 19 01:46:32 1997
--- refclock_mx4200.c	Mon Apr 21 14:42:19 1997
***************
*** 491,498 ****
  {
  	register struct mx4200unit *up;
  	struct refclockproc *pp;
! 	double dtemp, lat, lon, alt;
! 	char lats[32], lons[32];
  	char nsc, ewc;

  	pp = peer->procptr;
--- 491,498 ----
  {
  	register struct mx4200unit *up;
  	struct refclockproc *pp;
! 	double minute, lat, lon, alt;
! 	char lats[16], lons[16];
  	char nsc, ewc;

  	pp = peer->procptr;
***************
*** 556,565 ****
  		ewc = 'W';
  	}
  	alt = up->avg_alt;
! 	dtemp = (lat - (double)(int)lat) * 600.0 / 10.0;
! 	sprintf(lats,"%02d%02.4f", (int)lat, dtemp);
! 	dtemp = (lon - (double)(int)lon) * 600.0 / 10.0;
! 	sprintf(lons,"%02d%02.4f", (int)lon, dtemp);

  	mx4200_send(peer, "%s,%03d,,,,,%s,%c,%s,%c,%.2f,%d", pmvxg,
  	    PMVXG_S_INITMODEA,
--- 556,565 ----
  		ewc = 'W';
  	}
  	alt = up->avg_alt;
! 	minute = (lat - (double)(int)lat) * 600.0 / 10.0;
! 	sprintf(lats,"%02d%02.4f", (int)lat, minute);
! 	minute = (lon - (double)(int)lon) * 600.0 / 10.0;
! 	sprintf(lons,"%03d%02.4f", (int)lon, minute);

  	mx4200_send(peer, "%s,%03d,,,,,%s,%c,%s,%c,%.2f,%d", pmvxg,
  	    PMVXG_S_INITMODEA,






-- 
Marc Brett  [phone]            Western Atlas
[e-mail]                     455 London Road, Isleworth
FAX: [phone]                   Middlesex TW7 5AB    England

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