add strdup for S5

[unix-history] / usr / src / lib / libc / stdio / gets.c

#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)gets.c      5.2 (Berkeley) %G%";
#endif LIBC_SCCS and not lint

#include        <stdio.h>

char *
gets(s)
char *s;
{
       register c;
       register char *cs;

       cs = s;
       while ((c = getchar()) != '\n' && c != EOF)
               *cs++ = c;
       if (c == EOF && cs==s)
               return(NULL);
       *cs++ = '\0';
       return(s);
}