Reading lines from input and echoeing them to output

/* line.c -- It reads lines from input and echoes them back.
*/

#include <stdio.h>

int main(void) {
char c;
int count;

for(;;){
count=0;
printf("Please enter a line [blank line to terminate]> ");
do{
c=getchar();
putchar(c);
count++;
}while (c!='\n');
if(count==1)break;
}
}