Make note of busybox difference

gold/readlink.sh

@@ -25,6 +25,13 @@ test-readlink() {

  readlink -f /nonexistent/foo
  echo $?

  return

  # NOTE: busybox doesn't accept multiple arguments.
  echo 'Multiple arguments with an error in the middle'
  readlink -f _tmp/gold-bin/readlink /nonexistent/foo libc.so
  echo $?
}

# For this readlink gold test, we need a custom test driver.

tools/readlink.py

@@ -1,7 +1,7 @@
#!/usr/bin/python
from __future__ import print_function
"""
readlink.py
readlink.py - Minimal implementation of readlink -f, e.g. for OS X.
"""

import libc
@@ -19,6 +19,6 @@ def main(argv):
  for arg in argv[i:]:
    res = libc.realpath(arg)
    if res == -1:
        return 1
      return 1
    print(res)
  return 0