usage:
sed -n '/pattern/='|yy092|sed -nf/dev/stdin file
/*
context split using sed
*/
int fileno (FILE *);
int x,y,z;
%option nounput noinput noyywrap
%%
^[0-9]+$ {
if(x){fprintf(stdout,"%d,%dwxx%02d\n",z,atoi(yytext)-1,y);x=0;y++;}
if(!x){z=atoi(yytext);x++;}
}
.|\n
%%
int main(){yylex();exit(0);}