m4/faccessat.m4

   1 # serial 6
   2 # See if we need to provide faccessat replacement.
   3
   4 dnl Copyright (C) 2009-2014 Free Software Foundation, Inc.
   5 dnl This file is free software; the Free Software Foundation
   6 dnl gives unlimited permission to copy and/or distribute it,
   7 dnl with or without modifications, as long as this notice is preserved.
   8
   9 # Written by Eric Blake.
  10
  11 AC_DEFUN([gl_FUNC_FACCESSAT],
  12 [
  13   AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
  14
  15   dnl Persuade glibc <unistd.h> to declare faccessat().
  16   AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
  17
  18   AC_CHECK_FUNCS_ONCE([faccessat])
  19   if test $ac_cv_func_faccessat = no; then
  20     HAVE_FACCESSAT=0
  21   fi
  22 ])
  23
  24 # Prerequisites of lib/faccessat.m4.
  25 AC_DEFUN([gl_PREREQ_FACCESSAT],
  26 [
  27   AC_CHECK_FUNCS([access])
  28 ])