* file.c (realpath_rec): trace symbolic link only when supporting

  readline().


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26295 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 1 deletions

diff --git a/file.c b/file.c
index 969c75eb16..bc5071ed8d 100644
--- a/file.c
+++ b/file.c
@@ -3133,6 +3133,7 @@ realpath_rec(long *prefixlenp, VALUE *resolvedp, char *unresolved, VALUE loopche
                         rb_sys_fail(RSTRING_PTR(testpath));
                     }
                 }
+#ifdef HAVE_READLINK
                 if (S_ISLNK(sbuf.st_mode)) {
                     volatile VALUE link;
                     char *link_prefix, *link_names;
@@ -3152,7 +3153,9 @@ realpath_rec(long *prefixlenp, VALUE *resolvedp, char *unresolved, VALUE loopche
                     }
                     rb_hash_aset(loopcheck, testpath, rb_str_dup_frozen(*resolvedp));
                 }
-                else {
+                else
+#endif
+                {
                     VALUE s = rb_str_dup_frozen(testpath);
                     rb_hash_aset(loopcheck, s, s);
                     *resolvedp = testpath;