#include <u.h>#include <libc.h>#include <bio.h>#include <ctype.h>#include <authsrv.h>#include "authcmdlib.h" static voidask(char *prompt, char **sp, int must, int *changed){	char pr[128], *def, *ans; 	def = *sp;	if(def && *def){		if(must)			snprint(pr, sizeof pr, "%s[return = %s]", prompt, def);		else			snprint(pr, sizeof pr, "%s[return = %s, space = none]", prompt, def);	} else		snprint(pr, sizeof pr, "%s", prompt);	ans = readcons(pr, nil, 0);	if(ans == nil || *ans == 0){		free(ans);		return;	}	if(*ans == ' ' && !must){		free(ans);		ans = nil;	}	*sp = ans;	*changed = 1;	free(def);} /* *  get bio from stdin */intquerybio(char *file, char *user, Acctbio *a){	int i;	int changed; 	rdbio(file, user, a);	ask("Post id", &a->postid, 0, &changed);	ask("User's full name", &a->name, 1, &changed);	ask("Department #", &a->dept, 1, &changed);	ask("User's email address", &a->email[0], 1, &changed);	ask("Sponsor's email address", &a->email[1], 0, &changed);	for(i = 2; i < Nemail; i++){		if(a->email[i-1] == 0)			break;		ask("other email address", &a->email[i], 0, &changed);	}	return changed;}