1994/0312/boot/local.c (diff list | history)

boot/local.c on 1992/0317
1992/0317		#include <u.h> #include <libc.h> #include <../boot/boot.h>
1994/0312		static char diskname[2*NAMELEN];
1992/0317		static char *disk;
1993/0403		static char *niob;
1992/0317		void configlocal(Method *mp) {
1994/0312		char *p; int n; disk = mp->arg; /* 1st try from config file */ if(disk && (niob = strchr(disk, ' '))) /* assign = */ *niob++ = 0; if(strncmp(argv0, "dksc(0,", 7) == 0){ p = strchr(argv0, ','); n = strtoul(p+1, 0, 10); sprint(diskname, "#w%d/sd%dfs", n, n); disk = diskname; /*print("argv0=\"%s\" --> disk = \"%s\"\n", argv0, disk);/**/ }
1992/0826		if(*sys == '/' || *sys == '#') disk = sys;
1994/0312		if(disk) setenv("bootdisk", disk);
1992/0317		USED(mp); } int authlocal(void) { return -1; } int connectlocal(void) { int p[2]; char d[DIRLEN]; char partition[2*NAMELEN];
1992/0902		char *dev;
1993/0403		char *args[16], **argp;
1992/0317
1992/0902		if(stat("/fs", d) < 0)
1992/0317		return -1;
1992/0902		dev = disk ? disk : bootdisk; sprint(partition, "%sfs", dev); if(stat(partition, d) < 0){ strcpy(partition, dev); if(stat(partition, d) < 0) return -1; } print("fs...");
1992/0317		if(bind("#c", "/dev", MREPL) < 0) fatal("bind #c"); if(bind("#p", "/proc", MREPL) < 0) fatal("bind #p"); if(pipe(p)<0) fatal("pipe"); switch(fork()){ case -1: fatal("fork"); case 0:
1992/0902		dup(p[0], 0); dup(p[1], 1); close(p[0]); close(p[1]);
1993/0403		argp = args; *argp++ = "fs"; if(niob){ *argp++ = "-B"; *argp++ = niob; } *argp++ = "-f"; *argp++ = partition; *argp++ = "-s"; *argp = 0; exec("/fs", args);
1992/0902		fatal("can't exec fs");
1992/0317		default: break; } close(p[1]); return p[0]; }