/* Native-dependent code for NetBSD.
- Copyright (C) 2006-2013 Free Software Foundation, Inc.
+ Copyright (C) 2006-2020 Free Software Foundation, Inc.
This file is part of GDB.
the child process identified by PID. */
char *
-nbsd_pid_to_exec_file (int pid)
+nbsd_nat_target::pid_to_exec_file (int pid)
{
- size_t len = PATH_MAX;
- char *buf = xcalloc (len, sizeof (char));
- char *path;
+ ssize_t len;
+ static char buf[PATH_MAX];
+ char name[PATH_MAX];
- path = xstrprintf ("/proc/%d/exe", pid);
- if (readlink (path, buf, PATH_MAX - 1) == -1)
+ xsnprintf (name, PATH_MAX, "/proc/%d/exe", pid);
+ len = readlink (name, buf, PATH_MAX - 1);
+ if (len != -1)
{
- xfree (buf);
- buf = NULL;
+ buf[len] = '\0';
+ return buf;
}
- xfree (path);
- return buf;
+ return NULL;
}