forsyth20121205-174063a80cc13 years agoHistory
69 lines · 1.3 KB · Brainfuck
RawDownload
implement Dbmstore; include "sys.m";	sys: Sys; include "draw.m"; include "bufio.m";	bufio: Bufio;	Iobuf: import bufio; include "dbm.m";	dbm: Dbm;	Datum, Dbf: import dbm; Dbmstore: module{	init: fn(nil: ref Draw->Context, args: list of string);}; init(nil: ref Draw->Context, args: list of string){	sys = load Sys Sys->PATH;	dbm = load Dbm Dbm->PATH;	bufio = load Bufio Bufio->PATH; 	dbm->init(); 	args = tl args;	db := Dbf.open(hd args, Sys->ORDWR);	if(db == nil){		sys->fprint(sys->fildes(2), "dbm/store: %s: %r\n", hd args);		raise "fail:open";	}	args = tl args;	if(args == nil){		err := 0;		f := bufio->fopen(sys->fildes(0), Bufio->OREAD);		while((s := f.gets('\n')) != nil){			s = s[0:len s-1];			key: string;			for(i :=0; i < len s; i++)				if(s[i] == ' ' || s[i] == '\t'){					key = s[0:i];					s = s[i+1:];					break;				}			if(key == nil){				sys->fprint(sys->fildes(2), "dbm/store: bad input\n");				raise "fail:error";			}			if(store(db, key, s))				err = 1;		}		if(err)			raise "fail:store";	}else if(store(db, hd args, hd tl args))		raise "fail:store";} store(db: ref Dbf, key: string, dat: string): int{	r := db.store(array of byte key, array of byte dat, 0);	if(r < 0)		sys->fprint(sys->fildes(2), "bad store\n");	else if(r)		sys->fprint(sys->fildes(2), "%q exists\n", key);	return r;}