libvirt/gnulib/m4/arpa_inet_h.m4
2008-10-28 17:47:12 +00:00

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# arpa_inet_h.m4 serial 5
dnl Copyright (C) 2006, 2008 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.
dnl Written by Simon Josefsson and Bruno Haible
AC_DEFUN([gl_HEADER_ARPA_INET],
[
dnl Use AC_REQUIRE here, so that the default behavior below is expanded
dnl once only, before all statements that occur in other macros.
AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
AC_CHECK_HEADERS_ONCE([arpa/inet.h])
if test $ac_cv_header_arpa_inet_h = yes; then
HAVE_ARPA_INET_H=1
else
ARPA_INET_H='arpa/inet.h'
HAVE_ARPA_INET_H=0
fi
AC_SUBST([HAVE_ARPA_INET_H])
dnl Execute this unconditionally, because ARPA_INET_H may be set by other
dnl modules, after this code is executed.
gl_CHECK_NEXT_HEADERS([arpa/inet.h])
])
dnl Unconditionally enables the replacement of <arpa/inet.h>.
AC_DEFUN([gl_REPLACE_ARPA_INET_H],
[
AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
ARPA_INET_H='arpa/inet.h'
])
AC_DEFUN([gl_ARPA_INET_MODULE_INDICATOR],
[
dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
])
AC_DEFUN([gl_ARPA_INET_H_DEFAULTS],
[
GNULIB_INET_NTOP=0; AC_SUBST([GNULIB_INET_NTOP])
GNULIB_INET_PTON=0; AC_SUBST([GNULIB_INET_PTON])
dnl Assume proper GNU behavior unless another module says otherwise.
HAVE_DECL_INET_NTOP=1; AC_SUBST([HAVE_DECL_INET_NTOP])
HAVE_DECL_INET_PTON=1; AC_SUBST([HAVE_DECL_INET_PTON])
ARPA_INET_H=''; AC_SUBST([ARPA_INET_H])
])