-#serial 5
+#serial 14
# Use Gnulib's robust chdir function.
# It can handle arbitrarily long directory names, which means
# never fails with ENAMETOOLONG.
# Arrange to compile chdir-long.c only on systems that define PATH_MAX.
-dnl Copyright (C) 2004, 2005 Free Software Foundation, Inc.
+dnl Copyright (C) 2004-2007, 2009-2012 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_CHDIR_LONG],
[
- AC_LIBSOURCES([chdir-long.c, chdir-long.h])
- AC_CACHE_CHECK([whether this system has a definition of PATH_MAX],
- gl_have_path_max_definition,
- [AC_EGREP_CPP([have_path_max_definition],
- [#include <unistd.h>
-#include <limits.h>
+ AC_REQUIRE([gl_PATHMAX_SNIPPET_PREREQ])
+ AC_CACHE_CHECK([whether this system has an arbitrary file name length limit],
+ gl_cv_have_arbitrary_file_name_length_limit,
+ [AC_EGREP_CPP([have_arbitrary_file_name_length_limit],
+ gl_PATHMAX_SNIPPET[
#ifdef PATH_MAX
-have_path_max_definition
+have_arbitrary_file_name_length_limit
#endif],
- gl_have_path_max_definition=yes,
- gl_have_path_max_definition=no)])
-
- if test $gl_have_path_max_definition; then
- AC_LIBOBJ([chdir-long])
- gl_PREREQ_CHDIR_LONG
- fi
+ gl_cv_have_arbitrary_file_name_length_limit=yes,
+ gl_cv_have_arbitrary_file_name_length_limit=no)])
])
AC_DEFUN([gl_PREREQ_CHDIR_LONG],
[
- AM_STDBOOL_H
- gl_FUNC_MEMPCPY
- gl_FUNC_OPENAT
- gl_FUNC_MEMRCHR
+ AC_REQUIRE([AC_C_INLINE])
+ :
])