/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include "rc.h"#include "exec.h"#include "io.h"#include "fns.h" void *emalloc(long n){	void *p = Malloc(n); 	if(p==0)		panic("Can't malloc %d bytes", n);/*	if(err){ pfmt(err, "malloc %d->%p\n", n, p); flush(err); } /**/	return p;} voidefree(void *p){/*	pfmt(err, "free %p\n", p); flush(err); /**/	if(p)		free(p);	else pfmt(err, "free 0\n");}extern int lastword, lastdol; voidyyerror(char *m){	pfmt(err, "rc: ");	if(runq->cmdfile && !runq->iflag)		pfmt(err, "%s:%d: ", runq->cmdfile, runq->lineno);	else if(runq->cmdfile)		pfmt(err, "%s: ", runq->cmdfile);	else if(!runq->iflag)		pfmt(err, "line %d: ", runq->lineno);	if(tok[0] && tok[0]!='\n')		pfmt(err, "token %q: ", tok);	pfmt(err, "%s\n", m);	flush(err);	lastword = 0;	lastdol = 0;	while(lastc!='\n' && lastc!=EOF) advance();	nerror++;	setvar("status", newword(m, (word *)0));}char *bp; static voidiacvt(int n){	if(n<0){		*bp++='-';		n=-n;	/* doesn't work for n==-inf */	}	if(n/10)		iacvt(n/10);	*bp++=n%10+'0';} voidinttoascii(char *s, long n){	bp = s;	iacvt(n);	*bp='\0';} voidpanic(char *s, int n){	pfmt(err, "rc: ");	pfmt(err, s, n);	pchr(err, '\n');	flush(err);	Abort();}