#include	"u.h"#include	"mem.h"#include	"dat.h"#include	"fns.h"#include	"lib.h" static char *confname[MAXCONF];static char *confval[MAXCONF];static int nconf;static char bootargs[BOOTARGSLEN]; char*getconf(char *name){	int i; 	for(i = 0; i < nconf; i++)		if(strcmp(confname[i], name) == 0)			return confval[i];	return 0;} voidsetconf(char *buf){	char *cp, *line[MAXCONF];	int i, n; 	/*	 * Keep a pristine copy.	 * Should change this to pass the parsed strings	 * to the booted programme instead of the raw	 * string, then it only gets done once.	 */	strcpy(bootargs, buf);	/* print("boot: stashing /alpha/conf boot args at 0x%lux\n",		bootargs);			/* DEBUG */	conf.bootargs = bootargs; 	n = getcfields(buf, line, MAXCONF, "\n");	for(i = 0; i < n; i++){		if(*line[i] == '#')			continue;		cp = strchr(line[i], '=');		if(cp == nil)			continue;		*cp++ = 0;		if(cp - line[i] >= NAMELEN+1)			*(line[i]+NAMELEN-1) = 0;		confname[nconf] = line[i];		confval[nconf] = cp;		nconf++;	}} intgetcfields(char* lp, char** fields, int n, char* sep){	int i; 	for(i = 0; lp && *lp && i < n; i++){		while(*lp && strchr(sep, *lp) != 0)			*lp++ = 0;		if(*lp == 0)			break;		fields[i] = lp;		while(*lp && strchr(sep, *lp) == 0){			if(*lp == '\\' && *(lp+1) == '\n')				*lp++ = ' ';			lp++;		}	} 	return i;}