#include <u.h>#include <libc.h>#include <draw.h>#include <plumb.h>#include "faces.h" void*emalloc(ulong sz){	void *v;	v = malloc(sz);	if(v == nil) {		fprint(2, "out of memory allocating %ld\n", sz);		exits("mem");	}	memset(v, 0, sz);	return v;} void*erealloc(void *v, ulong sz){	v = realloc(v, sz);	if(v == nil) {		fprint(2, "out of memory allocating %ld\n", sz);		exits("mem");	}	return v;} char*estrdup(char *s){	char *t;	if((t = strdup(s)) == nil) {		fprint(2, "out of memory in strdup(%.10s)\n", s);		exits("mem");	}	return t;} Face*faceunpack(Plumbmsg *m){	char *p, *q;	char *ep;	int nstr;	Face *f; 	if(m == nil)		return nil; 	f = emalloc(sizeof *f);	p = m->data;	ep = p+m->ndata; 	for(nstr=0; nstr<Nstring; nstr++) {		if((q = memchr(p, '\n', ep-p)) == nil)			break; 		*q++ = 0;		f->str[nstr] = estrdup(p);		p = q;	} 	if(nstr < Nstring)		while(nstr < Nstring)			f->str[nstr++] = estrdup(""); 	f->ntimes = 1;	return f;			}