4 dnl Determine whether lstat has the bug that it succeeds when given the
5 dnl zero-length file name argument. The lstat from SunOS4.1.4 and the Hurd
6 dnl (as of 1998-11-01) do this.
8 dnl If it does, then define HAVE_LSTAT_EMPTY_STRING_BUG and arrange to
9 dnl compile the wrapper function.
12 AC_DEFUN(jm_FUNC_LSTAT,
14 AC_CACHE_CHECK([whether lstat accepts an empty string],
15 jm_cv_func_lstat_empty_string_bug,
17 # include <sys/types.h>
18 # include <sys/stat.h>
24 exit (lstat ("", &sbuf) ? 1 : 0);
27 jm_cv_func_lstat_empty_string_bug=yes,
28 jm_cv_func_lstat_empty_string_bug=no,
29 dnl When crosscompiling, assume lstat is broken.
30 jm_cv_func_lstat_empty_string_bug=yes)
32 if test $jm_cv_func_lstat_empty_string_bug = yes; then
34 LIBOBJS="$LIBOBJS lstat.$ac_objext"
35 AC_DEFINE_UNQUOTED(HAVE_LSTAT_EMPTY_STRING_BUG, 1,
36 [Define if lstat has the bug that it succeeds when given the zero-length
37 file name argument. The lstat from SunOS4.1.4 and the Hurd as of 1998-11-01)