Mercurial > gnulib
view m4/inet_pton.m4 @ 17249:e542fd46ad6f
maint: update all copyright year number ranges
Run "make update-copyright". Compare to commit 1602f0a from last year.
Signed-off-by: Eric Blake <eblake@redhat.com>
author | Eric Blake <eblake@redhat.com> |
---|---|
date | Tue, 01 Jan 2013 00:50:58 +0000 |
parents | 8250f2777afc |
children | 344018b6e5d7 |
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# inet_pton.m4 serial 17 dnl Copyright (C) 2006, 2008-2013 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_INET_PTON], [ AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS]) dnl Persuade Solaris <arpa/inet.h> to declare inet_pton. AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS]) AC_REQUIRE([AC_C_RESTRICT]) dnl Most platforms that provide inet_pton define it in libc. dnl Solaris 8..10 provide inet_pton in libnsl instead. dnl Solaris 2.6..7 provide inet_pton in libresolv instead. dnl Native Windows provides it in -lws2_32 instead, with a declaration in dnl <ws2tcpip.h>, and it uses stdcall calling convention, not cdecl dnl (hence we cannot use AC_CHECK_FUNCS, AC_SEARCH_LIBS to find it). HAVE_INET_PTON=1 INET_PTON_LIB= gl_PREREQ_SYS_H_WINSOCK2 if test $HAVE_WINSOCK2_H = 1; then AC_CHECK_DECLS([inet_pton],,, [[#include <ws2tcpip.h>]]) if test $ac_cv_have_decl_inet_pton = yes; then dnl It needs to be overridden, because the stdcall calling convention dnl is not compliant with POSIX. REPLACE_INET_PTON=1 INET_PTON_LIB="-lws2_32" else HAVE_DECL_INET_PTON=0 HAVE_INET_PTON=0 fi else gl_save_LIBS=$LIBS AC_SEARCH_LIBS([inet_pton], [nsl resolv], [], [AC_CHECK_FUNCS([inet_pton]) if test $ac_cv_func_inet_pton = no; then HAVE_INET_PTON=0 fi ]) LIBS=$gl_save_LIBS if test "$ac_cv_search_inet_pton" != "no" \ && test "$ac_cv_search_inet_pton" != "none required"; then INET_PTON_LIB="$ac_cv_search_inet_pton" fi AC_CHECK_HEADERS_ONCE([netdb.h]) AC_CHECK_DECLS([inet_pton],,, [[#include <arpa/inet.h> #if HAVE_NETDB_H # include <netdb.h> #endif ]]) if test $ac_cv_have_decl_inet_pton = no; then HAVE_DECL_INET_PTON=0 fi fi AC_SUBST([INET_PTON_LIB]) ]) # Prerequisites of lib/inet_pton.c. AC_DEFUN([gl_PREREQ_INET_PTON], [ AC_REQUIRE([gl_SOCKET_FAMILIES]) ])