missing return statements
 [rsc] --rw-rw-r-- M 22963 rsc sys 9728 Mar 29 17:17 sys/src/cmd/aquarela/smbbuffer.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/aquarela/smbbuffer.c:401,406 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/aquarela/smbbuffer.c:401,407
	  		b->rn += 8;
	  		return 1;
	  	}
	+ 	return 0;
	  }
	  
	  ulong
 [rsc] --rw-rw-r-- M 22963 glenda sys 5965 Mar 29 17:17 sys/src/cmd/aux/acidleak.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/aux/acidleak.c:102,107 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/aux/acidleak.c:102,108
	  	}
	  	if(0 <= lo && lo < ndata)
	  		return &data[lo];
	+ 	return nil;
	  }
	  
	  int nmark;
 [rsc] --rw-rw-r-- M 22963 rsc sys 11172 Mar 29 17:17 sys/src/cmd/aux/disksim.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/aux/disksim.c:430,436 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/aux/disksim.c:430,435
	  			dirty(offset, blk);
	  		tot += n;
	  	}
	- next:
	  	/* full and right fringe blocks */
	  	while(tot < count){
	  		blk = getblock(offset+tot, r->ifcall.type==Twrite && nonzero);
 [rsc] --rw-rw-r-- M 22963 glenda sys 17182 Mar 29 17:16 sys/src/cmd/cdfs/mmc.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/cdfs/mmc.c:561,566 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/cdfs/mmc.c:561,567
	  
	  	if(mmcsetpage(drive, 0x05, p) < 0)
	  		return -1;
	+ 	return 0;
	  }
	  
	  static long
 [rsc] --rw-rw-r-- M 22963 glenda sys 7466 Mar 29 17:16 sys/src/cmd/ip/dhcpd/db.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/ip/dhcpd/db.c:111,119 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/ip/dhcpd/db.c:111,117
	  				return fd;
	  		}
	  	}
	- 	if(tries >= 5)
	- 		return -1;
	- 
	+ 	return -1;
	  }
	  
	  void
 [rsc] --rw-rw-r-- M 22963 glenda sys 11077 Mar 29 17:16 sys/src/cmd/upas/send/message.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/upas/send/message.c:118,123 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/upas/send/message.c:118,124
	  	for(; p; p = p->next)
	  		if(p->s && p->addr)
	  			return s_copy(s_to_c(p->s));
	+ 	return nil;
	  }
	  
	  /* get the text of a header line minus the field name */
 [rsc] --rw-rw-r-- M 22963 glenda sys 6961 Mar 29 17:16 sys/src/cmd/upas/smtp/smtpd.y
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/upas/smtp/smtpd.y:296,301 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/upas/smtp/smtpd.y:296,302
	  		}
	  	} else
	  		return rv;
	+ 	return rv;
	  }
	  
	  void
 [rsc] --rw-rw-r-- M 22963 rsc sys 2864 Mar 29 17:16 sys/src/cmd/ext2srv/iobuf.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/ext2srv/iobuf.c:137,148 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/ext2srv/iobuf.c:137,149
	  	/*chat("xread %d,%d...", dev->dev, addr);*/
	  
	  	seek(dev->dev, (vlong)addr*dev->block_size, 0);
	- 	if( read(dev->dev, p->iobuf, dev->block_size) != dev->block_size){
	+ 	if(read(dev->dev, p->iobuf, dev->block_size) != dev->block_size){
	  		chat("xread %d, block=%d failed ...", dev->dev, addr);
	  		errno = Eio;
	  		return -1;
	  	}
	  	/*chat("xread ok...");*/
	+ 	return 0;
	  }
	  void 
	  xwrite(Iobuf *p)
 [rsc] --rw-rw-r-- M 22963 glenda sys 1048 Mar 29 17:56 sys/src/cmd/tcs/conv.h
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/conv.h:13,18 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/conv.h:13,20
	  void uksc_out(Rune *base, int n, long *notused);
	  void html_in(int fd, long *notused, struct convert *out);
	  void html_out(Rune *base, int n, long *notused);
	+ void tune_in(int fd, long *notused, struct convert *out);
	+ void tune_out(Rune *base, int n, long *notused);
	  
	  #define		emit(x)		*(*r)++ = (x)
	  #define		NRUNE		65536
 [rsc] --rw-rw-r-- M 22963 glenda sys 2839 Mar 29 17:57 sys/src/cmd/tcs/conv_big5.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/conv_big5.c:110,115 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/conv_big5.c:110,116
	  	big5proc(-1, &r, nin);
	  	if(r > ob)
	  		OUT(out, ob, r-ob);
	+ 	OUT(out, ob, 0);
	  }
	  
	  void
 [rsc] --rw-rw-r-- M 22963 glenda sys 2228 Mar 29 17:57 sys/src/cmd/tcs/conv_gb.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/conv_gb.c:88,93 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/conv_gb.c:88,94
	  	gbproc(-1, &r, nin);
	  	if(r > ob)
	  		OUT(out, ob, r-ob);
	+ 	OUT(out, ob, 0);
	  }
	  
	  void
 [rsc] --rw-rw-r-- M 22963 glenda sys 11016 Mar 29 17:57 sys/src/cmd/tcs/conv_jis.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/conv_jis.c:363,368 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/conv_jis.c:363,369
	  	(*procfn)(-1, &r, nin);
	  	if(r > ob)
	  		OUT(out, ob, r-ob);
	+ 	OUT(out, ob, 0);
	  }
	  
	  void
 [rsc] --rw-rw-r-- M 22963 glenda sys 2734 Mar 29 17:57 sys/src/cmd/tcs/conv_ksc.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/conv_ksc.c:109,114 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/conv_ksc.c:109,115
	  	ukscproc(-1, &r, nin);
	  	if(r > ob)
	  		OUT(out, ob, r-ob);
	+ 	OUT(out, ob, 0);
	  }
	  
	  void
 [rsc] --rw-rw-r-- M 22963 rsc sys 7338 Mar 29 17:57 sys/src/cmd/tcs/html.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/html.c:424,429 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/html.c:424,430
	  	}
	  	if(r > rbuf)
	  		OUT(out, rbuf, r-rbuf);
	+ 	OUT(out, rbuf, 0);
	  }
	  
	  /*
 [rsc] --rw-rw-r-- M 22963 glenda sys 601 Mar 29 17:57 sys/src/cmd/tcs/mkfile
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/mkfile:11,17 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/mkfile:11,18
	  	kuten208.$O\
	  	gb.$O\
	  	ksc.$O\
	- 	big5.$O
	+ 	big5.$O\
	+ 	tune.$O
	  
	  BIN=/$objtype/bin
	  </sys/src/cmd/mkone
 [rsc] --rw-rw-r-- M 22963 glenda sys 15717 Mar 29 17:57 sys/src/cmd/tcs/tcs.c
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/tcs.c:225,230 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/tcs.c:225,231
	  			swab2((char *)buf, n);
	  		OUT(out, buf, n/2);
	  	}
	+ 	OUT(out, buf, 0);
	  }
	  
	  void
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/tcs.c:270,275 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/tcs.c:271,277
	  		}
	  		OUT(out, runes, r-runes);
	  	}
	+ 	OUT(out, runes, 0);
	  	if(n < 0){
	  #ifdef	PLAN9
	  		EPR "%s: input read: %r\n", argv0);
	/n/sourcesdump/2006/0329/plan9/sys/src/cmd/tcs/tcs.c:448,453 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/cmd/tcs/tcs.c:450,457
	  	{ "sf1", "ISO-646: Finnish/Swedish SF-1 variant", Table, (void *)tabsf1 },
	  	{ "sf2", "ISO-646: Finnish/Swedish SF-2 variant (recommended)", Table, (void *)tabsf2 },
	  	{ "tis", "Thai+ASCII (TIS 620-1986)", Table, (void *)tabtis620 },
	+  	{ "tune", "TUNE (Tamil)", From|Func, 0, (Fnptr)tune_in },
	+  	{ "tune", "TUNE (Tamil)", Func, 0, (Fnptr)tune_out },
	  	{ "ucode", "Russian U-code", Table, (void *)tabucode },
	  	{ "ujis", "EUC-JX: JIS 0208", From|Func, 0, (Fnptr)ujis_in },
	  	{ "ujis", "EUC-JX: JIS 0208", Func, 0, (Fnptr)ujis_out },
 [rsc] --rw-rw-r-- M 22963 rsc sys 6537 Mar 29 17:57 sys/src/cmd/tcs/tune.c
 [rsc] --rw-rw-r-- M 22963 glenda sys 7975 Mar 29 17:57 sys/src/cmd/tcs/utf.c
 [rsc] --rw-rw-r-- M 22963 glenda sys 21597 Mar 29 17:35 sys/src/libmach/5db.c
	/n/sourcesdump/2006/0329/plan9/sys/src/libmach/5db.c:475,496 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/libmach/5db.c:475,497
	  	v = (psr >> 28) & 1;
	  
	  	switch(cond) {
	- 		case 0:		return z;
	- 		case 1:		return !z;
	- 		case 2:		return c;
	- 		case 3:		return !c;
	- 		case 4:		return n;
	- 		case 5:		return !n;
	- 		case 6:		return v;
	- 		case 7:		return !v;
	- 		case 8:		return c && !z;
	- 		case 9:		return !c || z;
	- 		case 10:	return n == v;
	- 		case 11:	return n != v;
	- 		case 12:	return !z && (n == v);
	- 		case 13:	return z && (n != v);
	- 		case 14:	return 1;
	- 		case 15:	return 0;
	+ 	default:
	+ 	case 0:		return z;
	+ 	case 1:		return !z;
	+ 	case 2:		return c;
	+ 	case 3:		return !c;
	+ 	case 4:		return n;
	+ 	case 5:		return !n;
	+ 	case 6:		return v;
	+ 	case 7:		return !v;
	+ 	case 8:		return c && !z;
	+ 	case 9:		return !c || z;
	+ 	case 10:	return n == v;
	+ 	case 11:	return n != v;
	+ 	case 12:	return !z && (n == v);
	+ 	case 13:	return z && (n != v);
	+ 	case 14:	return 1;
	+ 	case 15:	return 0;
	  	}
	  }
	  
	/n/sourcesdump/2006/0329/plan9/sys/src/libmach/5db.c:510,515 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/libmach/5db.c:511,517
	  		v = rget(map, buf);
	  
	  		switch((i->w & BITS(4, 6)) >> 4) {
	+ 		default:
	  		case 0:					/* LSLIMM */
	  			return v << s;
	  		case 1:					/* LSLREG */
	/n/sourcesdump/2006/0329/plan9/sys/src/libmach/5db.c:586,595 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/libmach/5db.c:588,598
	  	nb = nbits(i->w & ((1 << 15) - 1));
	  
	  	switch((i->w >> 23) & 3) {
	- 		case 0: return (v - (nb*4)) + 4;
	- 		case 1: return v;
	- 		case 2: return v - (nb*4);
	- 		case 3: return v + 4;
	+ 	default:
	+ 	case 0: return (v - (nb*4)) + 4;
	+ 	case 1: return v;
	+ 	case 2: return v - (nb*4);
	+ 	case 3: return v + 4;
	  	}
	  }
	  
 [rsc] --rw-rw-r-- M 22963 glenda sys 50716 Mar 29 17:34 sys/src/libsec/port/x509.c
	/n/sourcesdump/2006/0329/plan9/sys/src/libsec/port/x509.c:2437,2469 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/libsec/port/x509.c:2437,2469
	  	if(tag.class != Universal)
	  		return smprint("class%d,num%d", tag.class, tag.num);
	  	switch(tag.num){
	- 		case BOOLEAN: return "BOOLEAN"; break;
	- 		case INTEGER: return "INTEGER"; break;
	- 		case BIT_STRING: return "BIT STRING"; break;
	- 		case OCTET_STRING: return "OCTET STRING"; break;
	- 		case NULLTAG: return "NULLTAG"; break;
	- 		case OBJECT_ID: return "OID"; break;
	- 		case ObjectDescriptor: return "OBJECT_DES"; break;
	- 		case EXTERNAL: return "EXTERNAL"; break;
	- 		case REAL: return "REAL"; break;
	- 		case ENUMERATED: return "ENUMERATED"; break;
	- 		case EMBEDDED_PDV: return "EMBEDDED PDV"; break;
	- 		case SEQUENCE: return "SEQUENCE"; break;
	- 		case SETOF: return "SETOF"; break;
	- 		case NumericString: return "NumericString"; break;
	- 		case PrintableString: return "PrintableString"; break;
	- 		case TeletexString: return "TeletexString"; break;
	- 		case VideotexString: return "VideotexString"; break;
	- 		case IA5String: return "IA5String"; break;
	- 		case UTCTime: return "UTCTime"; break;
	- 		case GeneralizedTime: return "GeneralizedTime"; break;
	- 		case GraphicString: return "GraphicString"; break;
	- 		case VisibleString: return "VisibleString"; break;
	- 		case GeneralString: return "GeneralString"; break;
	- 		case UniversalString: return "UniversalString"; break;
	- 		case BMPString: return "BMPString"; break;
	- 		default:
	- 			return smprint("Universal,num%d", tag.num);
	+ 	case BOOLEAN: return "BOOLEAN";
	+ 	case INTEGER: return "INTEGER";
	+ 	case BIT_STRING: return "BIT STRING";
	+ 	case OCTET_STRING: return "OCTET STRING";
	+ 	case NULLTAG: return "NULLTAG";
	+ 	case OBJECT_ID: return "OID";
	+ 	case ObjectDescriptor: return "OBJECT_DES";
	+ 	case EXTERNAL: return "EXTERNAL";
	+ 	case REAL: return "REAL";
	+ 	case ENUMERATED: return "ENUMERATED";
	+ 	case EMBEDDED_PDV: return "EMBEDDED PDV";
	+ 	case SEQUENCE: return "SEQUENCE";
	+ 	case SETOF: return "SETOF";
	+ 	case NumericString: return "NumericString";
	+ 	case PrintableString: return "PrintableString";
	+ 	case TeletexString: return "TeletexString";
	+ 	case VideotexString: return "VideotexString";
	+ 	case IA5String: return "IA5String";
	+ 	case UTCTime: return "UTCTime";
	+ 	case GeneralizedTime: return "GeneralizedTime";
	+ 	case GraphicString: return "GraphicString";
	+ 	case VisibleString: return "VisibleString";
	+ 	case GeneralString: return "GeneralString";
	+ 	case UniversalString: return "UniversalString";
	+ 	case BMPString: return "BMPString";
	+ 	default:
	+ 		return smprint("Universal,num%d", tag.num);
	  	}
	  }
	  
 [rsc] --rw-rw-r-- M 22963 glenda sys 1163 Mar 29 18:15 sys/src/libString/s_getline.c
	/n/sourcesdump/2006/0329/plan9/sys/src/libString/s_getline.c:68,72 - 
	/n/sourcesdump/2006/0330/plan9/sys/src/libString/s_getline.c:68,71
	  		}
	  		c = Bgetc(fp);
	  	}
	- 	return 0;
	  }