# getcwd.m4 - check for working getcwd that is compatible with glibc
-# Copyright (C) 2001, 2003-2007, 2009-2012 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2003-2007, 2009-2016 Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
# Written by Paul Eggert.
-# serial 12
+# serial 13
AC_DEFUN([gl_FUNC_GETCWD_NULL],
[
AC_CACHE_CHECK([whether getcwd (NULL, 0) allocates memory for result],
[gl_cv_func_getcwd_null],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[
+# include <stdlib.h>
# if HAVE_UNISTD_H
# include <unistd.h>
# else /* on Windows with MSVC */
return 3;
if (f[1] != '\0')
return 4;
+ free (f);
return 0;
}
#endif
dnl Define HAVE_MINIMALLY_WORKING_GETCWD and HAVE_PARTLY_WORKING_GETCWD
dnl if appropriate.
case "$gl_cv_func_getcwd_path_max" in
- "no, it has the AIX bug") ;;
+ "no"|"no, it has the AIX bug") ;;
*)
AC_DEFINE([HAVE_MINIMALLY_WORKING_GETCWD], [1],
[Define to 1 if getcwd minimally works, that is, its result can be
[Define to 1 if getcwd works, except it sometimes fails when it
shouldn't, setting errno to ERANGE, ENAMETOOLONG, or ENOENT.])
;;
+ "yes, but with shorter paths")
+ AC_DEFINE([HAVE_GETCWD_SHORTER], [1],
+ [Define to 1 if getcwd works, but with shorter paths
+ than is generally tested with the replacement.])
+ ;;
esac
if { case "$gl_cv_func_getcwd_null" in *yes) false;; *) true;; esac; } \
|| test $gl_cv_func_getcwd_posix_signature != yes \
- || test "$gl_cv_func_getcwd_path_max" != yes \
+ || { case "$gl_cv_func_getcwd_path_max" in *yes*) false;; *) true;; esac; } \
|| test $gl_abort_bug = yes; then
REPLACE_GETCWD=1
fi