signal.c init with sigserv
info about signals added + some new signals
some changes in signal
Makefile changed. str2int -> atoi
enum changed. last_case -> last_state
Code formating fix
global variables removed, 2xPrint -> 1xPrint2
gcc -g.. added. Some constant added. Comments added
some logic changed
logic when non eof changed
Makefile: -g removed. main.c: all logic changed
stdio removed