Mercurial > gnulib
view m4/arpa_inet_h.m4 @ 30227:b636c4338efc
Avoid assigning ARPA_INET_H in different .m4 files.
author | Bruno Haible <bruno@clisp.org> |
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date | Mon, 29 Sep 2008 11:16:25 +0200 |
parents | 1c46b1357f9e |
children | 5c338d1c4d7b |
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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]) ])