2001-09-04 Paul Eggert <eggert@twinsun.com>
+ * xgetcwd.c: Revert some of the previous change; intead,
+ fix the HAVE_GETCWD_NULL code to behave more like the
+ !HAVE_GETCWD_NULL code used to.
+
+ Include "xalloc.h".
+ (xgetcwd): Do not return NULL when memory is exhausted; instead,
+ invoke xalloc_die.
+
+2001-09-04 Paul Eggert <eggert@twinsun.com>
+
* xreadlink.c (xreadlink): Omit size_t* arg. All uses changed.
Use ssize_t, not int, to store result of readlink.
Check for ssize_t overflow as well as size_t overflow,