-# inet_pton.m4 serial 4
-dnl Copyright (C) 2006, 2008 Free Software Foundation, Inc.
+# inet_pton.m4 serial 9
+dnl Copyright (C) 2006, 2008, 2009, 2010 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_INET_PTON],
[
- dnl Persuade Solaris <arpa/inet.h> to declare inet_ntop.
+ dnl Persuade Solaris <arpa/inet.h> to declare inet_pton.
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
- AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
- ARPA_INET_H='arpa/inet.h'
+ gl_REPLACE_ARPA_INET_H
+
+ dnl Most platforms that provide inet_pton define it in libc.
+ dnl Solaris 8..10 provide inet_pton in libnsl instead.
+ gl_save_LIBS=$LIBS
+ AC_SEARCH_LIBS([inet_pton], [nsl], [],
+ [AC_REPLACE_FUNCS([inet_pton])])
+ LIBS=$gl_save_LIBS
+ INET_PTON_LIB=
+ 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_SUBST([INET_PTON_LIB])
- AC_REPLACE_FUNCS(inet_pton)
gl_PREREQ_INET_PTON
])
# Prerequisites of lib/inet_pton.c.
AC_DEFUN([gl_PREREQ_INET_PTON], [
AC_CHECK_DECLS([inet_pton],,,[#include <arpa/inet.h>])
+ if test $ac_cv_have_decl_inet_pton = no; then
+ HAVE_DECL_INET_PTON=0
+ fi
AC_REQUIRE([gl_SOCKET_FAMILIES])
AC_REQUIRE([AC_C_RESTRICT])
])