23 lines
296 B
C
23 lines
296 B
C
/*
|
|
* gets.c - read a line from a stream
|
|
*/
|
|
/* $Header$ */
|
|
|
|
#include <stdio.h>
|
|
|
|
char *
|
|
gets(char *s)
|
|
{
|
|
register int ch;
|
|
register char *ptr;
|
|
|
|
ptr = s;
|
|
while ((ch = getc(stdin)) != EOF && ch != '\n')
|
|
*ptr++ = ch;
|
|
|
|
if (ch == EOF && ptr==s)
|
|
return (char *)NULL;
|
|
|
|
*ptr = '\0';
|
|
return s;
|
|
}
|