Index: tests/coroutine/.expect/fmtLines.txt
===================================================================
--- tests/coroutine/.expect/fmtLines.txt	(revision 73abe950d807eab747c9e14353b158fcca827308)
+++ tests/coroutine/.expect/fmtLines.txt	(revision 575a6e500466575fde0acedd9b84c09b42ac2ee8)
@@ -1,78 +1,79 @@
-// /  / Cf  oral  l Ve  rsio  
-n 1.  0.0   Copy  righ  t (C  
-) 20  17 U  nive  rsit  y of  
- Wat  erlo  o///  / Th  e co  
-nten  ts o  f th  is f  ile   
-are   cove  red   unde  r th  
-e li  cenc  e ag  reem  ent   
-in t  he//   fil  e "L  ICEN  
-CE"   dist  ribu  ted   with  
- Cfo  rall  .//   // f  mtLi  
-nes.  cc -  - //   //   Auth  
-or                 : P  eter  
- A.   Buhr  // C  reat  ed O  
-n           : Su  n Se  p 17  
- 21:  56:1  5 20  17//   Las  
-t Mo  difi  ed B  y :   Pete  
-r A.   Buh  r//   Last   Mod  
-ifie  d On   : M  on S  ep 1  
-8 11  :35:  57 2  017/  / Up  
-date   Cou  nt       :   31/  
-/ #i  nclu  de <  fstr  eam>  
-#inc  lude   <co  rout  ine>  
-coro  utin  e Fo  rmat   {	c  
-har   ch;	  				  				  		//  
- use  d fo  r co  mmun  icat  
-ion	  int   g, b  ;			  				  
-				  // g  loba  l be  caus  
-e us  ed i  n de  stru  ctor  
-};vo  id ?  {}(   Form  at &  
- fmt   ) {        resu  me(   
-fmt   );		  				  				  // s  
-tart   cor  outi  ne}v  oid   
-^?{}  ( Fo  rmat   & f  mt )  
- {      if   ( f  mt.g   !=   
-0 ||   fmt  .b !  = 0   ) so  
-ut |   end  l;}v  oid   main  
-( Fo  rmat   & f  mt )   {	f  
-or (   ;;   ) {	  				  				  
-	//   for   as m  any   char  
-acte  rs		  for   ( fm  t.g   
-= 0;   fmt  .g <   5;   fmt.  
-g +=   1 )   {		  // g  roup  
-s of   5 b  lock  s			  for   
-( fm  t.b   = 0;   fmt  .b <  
- 4;   fmt.  b +=   1 )   {	/  
-/ bl  ocks   of   4 ch  arac  
-ters  				  for   ( ;;   ) {  
-				  			/  / fo  r ne  wlin  
-e ch  arac  ters  				  	sus  
-pend  ();	  				  if (   fmt  
-.ch   != '  \n'   ) br  eak;  
-		//   ign  ore   newl  ine	  
-			}   //   for	  			s  out   
-| fm  t.ch  ;			  				  // p  
-rint   cha  ract  er		  	} /  
-/ fo  r			  sout   | "    ";  
-				  				  // p  rint   blo  
-ck s  epar  ator  		}   // f  
-or		  sout   | e  ndl;  				  
-				  	//   prin  t gr  oup   
-sepa  rato  r	}   // f  or}   
-// m  ainv  oid   prt(   For  
-mat   & fm  t, c  har   ch )  
- {      fm  t.ch   = c  h;    
-  re  sume  ( fm  t );  } //  
- prt  int   main  () {  	For  
-mat   fmt;  	cha  r ch  ;	fo  
-r (   ;; )   {		  sin   | ch  
-;			  				  			/  / re  ad o  
-ne c  hara  cter  	  i  f (   
-eof(   sin   ) )   bre  ak;	  
-				  		//   eof   ?		  prt(  
- fmt  , ch   );	  } //   for  
-} //   mai  n//   Loca  l Va  
-riab  les:   ///  / ta  b-wi  
-dth:   4 /  ///   comp  ile-  
-comm  and:   "cf  a fm  tLin  
-es.c  " //  // E  nd:   //
+////   Cfo  rall   Ver  sion  
+ 1.0  .0 C  opyr  ight   (C)  
+ 201  7 Un  iver  sity   of   
+Wate  rloo  ////   The   con  
+tent  s of   thi  s fi  le a  
+re c  over  ed u  nder   the  
+ lic  ence   agr  eeme  nt i  
+n th  e//   file   "LI  CENC  
+E" d  istr  ibut  ed w  ith   
+Cfor  all.  ////   fmt  Line  
+s.cc   --/  ///   Auth  or    
+             : P  eter   A.   
+Buhr  // C  reat  ed O  n     
+      : Su  n Se  p 17   21:  
+56:1  5 20  17//   Las  t Mo  
+difi  ed B  y :   Pete  r A.  
+ Buh  r//   Last   Mod  ifie  
+d On   : M  on S  ep 1  8 11  
+:35:  57 2  017/  / Up  date  
+ Cou  nt       :   31/  /#in  
+clud  e <f  stre  am.h  fa>#  
+incl  ude   <cor  outi  ne.h  
+fa>c  orou  tine   For  mat   
+{	ch  ar c  h;		  				  				  
+	//   used   for   com  muni  
+cati  on	i  nt g  , b;  				  
+				  			/  / gl  obal   bec  
+ause   use  d in   des  truc  
+tor}  ;voi  d ?{  }( F  orma  
+t &   fmt   ) {      r  esum  
+e( f  mt )  ;			  				  			/  
+/ st  art   coro  utin  e}vo  
+id ^  ?{}(   For  mat   & fm  
+t )   {      if   ( fm  t.g   
+!= 0   ||   fmt.  b !=   0 )  
+ sou  t |   endl  ;}vo  id m  
+ain(   For  mat   & fm  t )   
+{	fo  r (   ;; )   {		  				  
+				  // f  or a  s ma  ny c  
+hara  cter  s		f  or (   fmt  
+.g =   0;   fmt.  g <   5; f  
+mt.g   +=   1 )   {		/  / gr  
+oups   of   5 bl  ocks  			f  
+or (   fmt  .b =   0;   fmt.  
+b <   4; f  mt.b   +=   1 )   
+{	//   blo  cks   of 4   cha  
+ract  ers	  			f  or (   ;;   
+) {	  				  		//   for   new  
+line   cha  ract  ers	  				  
+susp  end(  );		  			i  f (   
+fmt.  ch !  = '\  n' )   bre  
+ak;	  	//   igno  re n  ewli  
+ne		  		}   // f  or		  		so  
+ut |   fmt  .ch;  				  			/  
+/ pr  int   char  acte  r			  
+} //   for  			s  out   | "   
+ ";	  				  			/  / pr  int   
+bloc  k se  para  tor	  	} /  
+/ fo  r		s  out   | en  dl;	  
+				  				  // p  rint   gro  
+up s  epar  ator  	} /  / fo  
+r} /  / ma  invo  id p  rt(   
+Form  at &   fmt  , ch  ar c  
+h )   {      fmt  .ch   = ch  
+;      res  ume(   fmt   );}  
+ //   prti  nt m  ain(  ) {	  
+Form  at f  mt;	  char   ch;  
+	for   ( ;  ; )   {		s  in |  
+ ch;  				  				  		//   rea  
+d on  e ch  arac  ter	    if  
+ ( e  of(   sin   ) )   brea  
+k;		  				  	//   eof   ?		p  
+rt(   fmt,   ch   );	}   //   
+for}   //   main  // L  ocal  
+ Var  iabl  es:   ////   tab  
+-wid  th:   4 //  // c  ompi  
+le-c  omma  nd:   "cfa   fmt  
+Line  s.c"   ///  / En  d: /  
+/