plan 9 kernel history: overview | file list | diff list

1993/0330/boot/settime.c (diff list | history)

1992/0318/sys/src/9/boot/settime.c:34,40 – 1992/0325/sys/src/9/boot/settime.c:34,40 (short | long)
1992/0318    
		f = open("#s/boot", ORDWR); 
		if(f < 0) 
			return; 
		if(mount(f, "/n/boot", MREPL, "", "") < 0){
1992/0325    
		if(mount(f, "/n/boot", MREPL, "", sauth) < 0){
1992/0318    
			close(f); 
			return; 
		}
1992/0325/sys/src/9/boot/settime.c:3,8 – 1992/0611/sys/src/9/boot/settime.c:3,10 (short | long)
1992/0318    
#include <fcall.h> 
#include "../boot/boot.h"
1992/0611    
static long lusertime(char*);
1992/0318    
void 
settime(int islocal) 
{
1992/0325/sys/src/9/boot/settime.c:25,31 – 1992/0611/sys/src/9/boot/settime.c:27,36
1992/0318    
				timeset = 1; 
			} 
			close(f); 
		}
1992/0611    
		}else do{ 
			strcpy(dirbuf, "yymmddhhmm[ss]"); 
			outin("\ndate/time ", dirbuf, sizeof(dirbuf)); 
		}while((timeset=lusertime(dirbuf)) <= 0);
1992/0318    
	} 
	if(timeset == 0){ 
		/*
1992/0325/sys/src/9/boot/settime.c:52,61 – 1992/0611/sys/src/9/boot/settime.c:57,152
1992/0318    
			write(f, dirbuf, strlen(dirbuf)); 
			close(f); 
		} 
		close(f); 
	} 
 
	f = open("#c/time", OWRITE); 
	write(f, dirbuf, strlen(dirbuf));
1992/0611    
	if(write(f, dirbuf, strlen(dirbuf)) < 0) 
		warning("can't set #c/time");
1992/0318    
	close(f);
1992/0611    
} 
 
#define SEC2MIN 60L 
#define SEC2HOUR (60L*SEC2MIN) 
#define SEC2DAY (24L*SEC2HOUR) 
 
int 
g2(char **pp) 
{ 
	int v; 
 
	v = 10*((*pp)[0]-'0') + (*pp)[1]-'0'; 
	*pp += 2; 
	return v; 
} 
 
/* 
 *  days per month plus days/year 
 */ 
static	int	dmsize[] = 
{ 
	365, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 
}; 
static	int	ldmsize[] = 
{ 
	366, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 
}; 
 
/* 
 *  return the days/month for the given year 
 */ 
static int * 
yrsize(int yr) 
{ 
	if((yr % 4) == 0) 
		return ldmsize; 
	else 
		return dmsize; 
} 
 
/* 
 *  compute seconds since Jan 1 1970 
 */ 
static long 
lusertime(char *argbuf) 
{ 
	char *buf; 
	ulong secs; 
	int i, y, m; 
	int *d2m; 
 
	buf = argbuf; 
	i = strlen(buf); 
	if(i != 10 && i != 12) 
		return -1; 
	secs = 0; 
	y = g2(&buf); 
	m = g2(&buf); 
	if(y < 70) 
		y += 2000; 
	else 
		y += 1900; 
 
	/* 
	 *  seconds per year 
	 */ 
	for(i = 1970; i < y; i++){ 
		d2m = yrsize(i); 
		secs += d2m[0] * SEC2DAY; 
	} 
 
	/* 
	 *  seconds per month 
	 */ 
	d2m = yrsize(y); 
	for(i = 1; i < m; i++) 
		secs += d2m[i] * SEC2DAY; 
 
	secs += (g2(&buf)-1) * SEC2DAY; 
	secs += g2(&buf) * SEC2HOUR; 
	secs += g2(&buf) * SEC2MIN; 
	if(*buf) 
		secs += g2(&buf); 
 
	sprint(argbuf, "%ld", secs); 
	return secs;
1992/0318    
}
1992/0611/sys/src/9/boot/settime.c:12,18 – 1992/0808/sys/src/9/boot/settime.c:12,17 (short | long)
1992/0318    
	int timeset; 
	Dir dir; 
	char dirbuf[DIRLEN]; 
	char *srvname; 
 
	print("time..."); 
	timeset = 0;
1992/0808/sys/src/9/boot/settime.c:5,10 – 1992/0909/sys/src/9/boot/settime.c:5,12 (short | long)
1992/0318    
1992/0611    
static long lusertime(char*);
1992/0909    
char *timeserver = "#s/boot";
1992/0318    
void 
settime(int islocal) 
{
1992/0808/sys/src/9/boot/settime.c:35,41 – 1992/0909/sys/src/9/boot/settime.c:37,43
1992/0318    
		/* 
		 *  set the time from the access time of the root 
		 */ 
		f = open("#s/boot", ORDWR);
1992/0909    
		f = open(timeserver, ORDWR);
1992/0318    
		if(f < 0) 
			return;
1992/0325    
		if(mount(f, "/n/boot", MREPL, "", sauth) < 0){
1992/0909/sys/src/9/boot/settime.c:40,49 – 1992/0912/sys/src/9/boot/settime.c:40,50 (short | long)
1992/0909    
		f = open(timeserver, ORDWR);
1992/0318    
		if(f < 0) 
			return;
1992/0325    
		if(mount(f, "/n/boot", MREPL, "", sauth) < 0){
1992/0318    
			close(f); 
			return; 
		}
1992/0912    
		if(mount(f, "/n/boot", MREPL, "", sauth) < 0) 
			if(mount(f, "/n/boot", MREPL, "", "any") < 0){ 
				close(f); 
				return; 
			}
1992/0318    
		close(f); 
		if(stat("/n/boot", dirbuf) < 0) 
			fatal("stat");
1992/0912/sys/src/9/boot/settime.c:1,5 – 1993/0330/sys/src/9/boot/settime.c:1,6 (short | long)
1992/0318    
#include <u.h> 
#include <libc.h>
1993/0330    
#include <auth.h>
1992/0318    
#include <fcall.h> 
#include "../boot/boot.h"
1992/0912/sys/src/9/boot/settime.c:40,50 – 1993/0330/sys/src/9/boot/settime.c:41,51
1992/0909    
		f = open(timeserver, ORDWR);
1992/0318    
		if(f < 0) 
			return;
1992/0912    
		if(mount(f, "/n/boot", MREPL, "", sauth) < 0) 
			if(mount(f, "/n/boot", MREPL, "", "any") < 0){ 
				close(f); 
				return; 
			}
1993/0330    
		if(mount(f, "/n/boot", MREPL, "") < 0){ 
warning("settime mount"); 
			close(f); 
			return; 
		}
1992/0318    
		close(f); 
		if(stat("/n/boot", dirbuf) < 0) 
			fatal("stat");
1993/0330/sys/src/9/boot/settime.c:42,48 – 1993/0501/sys/src/9/boot/settime.c:42,48 (short | long)
1992/0318    
		if(f < 0) 
			return;
1993/0330    
		if(mount(f, "/n/boot", MREPL, "") < 0){ 
warning("settime mount");
1993/0501    
			warning("settime mount");
1993/0330    
			close(f); 
			return; 
		}
1993/0330/sys/src/9/boot/settime.c:66,71 – 1993/0501/sys/src/9/boot/settime.c:66,72
1992/0611    
	if(write(f, dirbuf, strlen(dirbuf)) < 0) 
		warning("can't set #c/time");
1992/0318    
	close(f);
1993/0501    
	print("\n");
1992/0611    
} 
 
#define SEC2MIN 60L
1993/0501/sys/src/9/boot/settime.c:99,107 – 1999/0113/sys/src/9/boot/settime.c:99,108 (short | long)
1992/0611    
 *  return the days/month for the given year 
 */ 
static int * 
yrsize(int yr)
1999/0113    
yrsize(int y)
1992/0611    
{ 
	if((yr % 4) == 0)
1999/0113    
 
	if((y%4) == 0 && ((y%100) != 0 || (y%400) == 0))
1992/0611    
		return ldmsize; 
	else 
		return dmsize;
1999/0113/sys/src/9/boot/settime.c:52,65 – 1999/0305/sys/src/9/boot/settime.c:52,57 (short | long)
1992/0318    
		convM2D(dirbuf, &dir); 
		sprint(dirbuf, "%ld", dir.atime); 
		unmount(0, "/n/boot"); 
		/* 
		 *  set real time clock if there is one 
		 */ 
		f = open("#r/rtc", ORDWR); 
		if(f > 0){ 
			write(f, dirbuf, strlen(dirbuf)); 
			close(f); 
		} 
	} 
 
	f = open("#c/time", OWRITE);
1999/0305/sys/src/9/boot/settime.c:41,57 – 2000/0310/sys/src/9/boot/settime.c:41,57 (short | long)
1992/0909    
		f = open(timeserver, ORDWR);
1992/0318    
		if(f < 0) 
			return;
1993/0330    
		if(mount(f, "/n/boot", MREPL, "") < 0){
2000/0310    
		if(mount(f, "/mnt", MREPL, "") < 0){
1993/0501    
			warning("settime mount");
1993/0330    
			close(f); 
			return; 
		}
1992/0318    
		close(f); 
		if(stat("/n/boot", dirbuf) < 0)
2000/0310    
		if(stat("/mnt", dirbuf) < 0)
1992/0318    
			fatal("stat"); 
		convM2D(dirbuf, &dir); 
		sprint(dirbuf, "%ld", dir.atime); 
		unmount(0, "/n/boot");
2000/0310    
		unmount(0, "/mnt");
1992/0318    
	} 
 
	f = open("#c/time", OWRITE);
2000/0310/sys/src/9/boot/settime.c:3,8 – 2001/0527/sys/src/9/boot/settime.c:3,11 (short | long)
1993/0330    
#include <auth.h>
1992/0318    
#include <fcall.h> 
#include "../boot/boot.h"
2001/0527    
/*BUG transition*/ 
int client9p=2; 
int kernel9p=2;
1992/0318    
1992/0611    
static long lusertime(char*);
2000/0310/sys/src/9/boot/settime.c:13,20 – 2001/0527/sys/src/9/boot/settime.c:16,23
1992/0318    
{ 
	int n, f; 
	int timeset; 
	Dir dir; 
	char dirbuf[DIRLEN];
2001/0527    
	Dir dir[2]; 
	char timebuf[64];
1992/0318    
 
	print("time..."); 
	timeset = 0;
2000/0310/sys/src/9/boot/settime.c:24,38 – 2001/0527/sys/src/9/boot/settime.c:27,41
1992/0318    
		 */ 
		f = open("#r/rtc", ORDWR); 
		if(f >= 0){ 
			if((n = read(f, dirbuf, sizeof(dirbuf)-1)) > 0){ 
				dirbuf[n] = 0;
2001/0527    
			if((n = read(f, timebuf, sizeof(timebuf)-1)) > 0){ 
				timebuf[n] = '\0';
1992/0318    
				timeset = 1; 
			} 
			close(f);
1992/0611    
		}else do{ 
			strcpy(dirbuf, "yymmddhhmm[ss]"); 
			outin("\ndate/time ", dirbuf, sizeof(dirbuf)); 
		}while((timeset=lusertime(dirbuf)) <= 0);
2001/0527    
			strcpy(timebuf, "yymmddhhmm[ss]"); 
			outin("\ndate/time ", timebuf, sizeof(timebuf)); 
		}while((timeset=lusertime(timebuf)) <= 0);
1992/0318    
	} 
	if(timeset == 0){ 
		/*
2000/0310/sys/src/9/boot/settime.c:47,61 – 2001/0527/sys/src/9/boot/settime.c:50,64
1993/0330    
			return; 
		}
1992/0318    
		close(f);
2000/0310    
		if(stat("/mnt", dirbuf) < 0)
2001/0527    
		if(stat("/mnt", statbuf, sizeof statbuf) < 0)
1992/0318    
			fatal("stat"); 
		convM2D(dirbuf, &dir); 
		sprint(dirbuf, "%ld", dir.atime);
2001/0527    
		convM2D(statbuf, sizeof statbuf, &dir[0], (char*)&dir[1]); 
		sprint(timebuf, "%ld", dir[0].atime);
2000/0310    
		unmount(0, "/mnt");
1992/0318    
	} 
 
	f = open("#c/time", OWRITE);
1992/0611    
	if(write(f, dirbuf, strlen(dirbuf)) < 0)
2001/0527    
	if(write(f, timebuf, strlen(timebuf)) < 0)
1992/0611    
		warning("can't set #c/time");
1992/0318    
	close(f);
1993/0501    
	print("\n");
2001/0527/sys/src/9/boot/settime.c:12,18 – 2001/0819/sys/src/9/boot/settime.c:12,18 (short | long)
1992/0909    
char *timeserver = "#s/boot";
1992/0318    
void 
settime(int islocal)
2001/0819    
settime(int islocal, int afd)
1992/0318    
{ 
	int n, f; 
	int timeset;
2001/0527/sys/src/9/boot/settime.c:44,60 – 2001/0819/sys/src/9/boot/settime.c:44,60
1992/0909    
		f = open(timeserver, ORDWR);
1992/0318    
		if(f < 0) 
			return;
2000/0310    
		if(mount(f, "/mnt", MREPL, "") < 0){
2001/0819    
		if(mount(f, afd, "/tmp", MREPL, "") < 0){
1993/0501    
			warning("settime mount");
1993/0330    
			close(f); 
			return; 
		}
1992/0318    
		close(f);
2001/0527    
		if(stat("/mnt", statbuf, sizeof statbuf) < 0)
2001/0819    
		if(stat("/tmp", statbuf, sizeof statbuf) < 0)
1992/0318    
			fatal("stat");
2001/0527    
		convM2D(statbuf, sizeof statbuf, &dir[0], (char*)&dir[1]); 
		sprint(timebuf, "%ld", dir[0].atime);
2000/0310    
		unmount(0, "/mnt");
2001/0819    
		unmount(0, "/tmp");
1992/0318    
	} 
 
	f = open("#c/time", OWRITE);
2001/0819/sys/src/9/boot/settime.c:3,11 – 2002/0115/sys/src/9/boot/settime.c:3,8 (short | long)
Remove 9P2000 transition code.
rsc Fri Mar 4 12:44:25 2005
1993/0330    
#include <auth.h>
1992/0318    
#include <fcall.h> 
#include "../boot/boot.h"
2001/0527    
/*BUG transition*/ 
int client9p=2; 
int kernel9p=2;
1992/0318    
1992/0611    
static long lusertime(char*);
2002/0115/sys/src/9/boot/settime.c:9,15 – 2002/1002/sys/src/9/boot/settime.c:9,15 (short | long)
1992/0909    
char *timeserver = "#s/boot";
1992/0318    
void
2001/0819    
settime(int islocal, int afd)
2002/1002    
settime(int islocal, int afd, char *rp)
1992/0318    
{ 
	int n, f; 
	int timeset;
2002/0115/sys/src/9/boot/settime.c:41,47 – 2002/1002/sys/src/9/boot/settime.c:41,47
1992/0909    
		f = open(timeserver, ORDWR);
1992/0318    
		if(f < 0) 
			return;
2001/0819    
		if(mount(f, afd, "/tmp", MREPL, "") < 0){
2002/1002    
		if(mount(f, afd, "/tmp", MREPL, rp) < 0){
1993/0501    
			warning("settime mount");
1993/0330    
			close(f); 
			return;


source code copyright © 1990-2005 Lucent Technologies; see license
Plan 9 distribution
comments to russ cox (rsc@swtch.com)