readlink.c 550 B

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  1. /* vi: set sw=4 ts=4: */
  2. /*
  3. * readlink() for uClibc
  4. *
  5. * Copyright (C) 2000-2007 Erik Andersen <andersen@uclibc.org>
  6. *
  7. * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
  8. */
  9. #include <sys/syscall.h>
  10. #include <unistd.h>
  11. #if defined(__NR_readlinkat) && !defined(__NR_readlink)
  12. # include <fcntl.h>
  13. ssize_t readlink (const char *path, char *buf, size_t len)
  14. {
  15. return readlinkat(AT_FDCWD, path, buf, len);
  16. }
  17. #else
  18. _syscall3(ssize_t, readlink, const char *, path, char *, buf, size_t, bufsiz)
  19. #endif
  20. libc_hidden_def(readlink)