$ gp lireToto.pas 
$ ./lireToto
c = a ; ord(c) = 97
i = -12
s = lulu 
x =  1.345000000000000e+00
c =   ; ord(c) = 32
x =  1.000000000000000e+00
s = a
./lireToto: attempt to read past end of file `toto.txt' (error #454 at 1f53)
Trace/BPT trap
$ more toto.txt
a  
 -12lulu 

   
1.345 45 
 1a
$