- char *cwd;
- char *ret;
- unsigned path_max;
-
- errno = 0;
- path_max = (unsigned) PATH_MAX;
- path_max += 2; /* The getcwd docs say to do this. */
-
- cwd = xmalloc (path_max);
-
- errno = 0;
- while ((ret = getcwd (cwd, path_max)) == NULL && errno == ERANGE)
- {
- path_max += PATH_INCR;
- cwd = xrealloc (cwd, path_max);
- errno = 0;
- }
-
- if (ret == NULL)
- {
- int save_errno = errno;
- free (cwd);
- errno = save_errno;
- return NULL;
- }
+ char *cwd = getcwd (NULL, 0);
+ if (! cwd && errno == ENOMEM)
+ xalloc_die ();