#include <fcntl.h>
#include <unistd.h>
#include <limits.h>
+#include "syscall.h"
char *ctermid(char *s)
{
if (!s2) s2 = malloc(L_ctermid);
s = s2;
}
- fd = open("/dev/tty", O_WRONLY | O_NOCTTY);
+ fd = open("/dev/tty", O_WRONLY | O_NOCTTY | O_CLOEXEC);
if (fd < 0)
return strcpy(s, "");
if (ttyname_r(fd, s, L_ctermid))
strcpy(s, "");
- close(fd);
+ __syscall(SYS_close, fd);
return s;
}