From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ralf Wildenhues Subject: [PATCH] configure: test whether -lresolv is needed Date: Sun, 7 Jun 2009 07:40:29 +0200 Organization: Department of Numerical Simulation, University of Bonn Message-ID: <20090607054028.GE5140@gmx.de> References: <7vk53vlxhz.fsf@alter.siamese.dyndns.org> <67hZHClrEWQHxCRdWosE25_CVQVNIYpTaeW2DKuCCDfW4h-jHQ82zlGcCNn49KcxUKsj-TSJSVQ@cipher.nrlssc.navy.mil> <67hZHClrEWQHxCRdWosE24eNsO0do05033zPcGsXrwIRCoU8GtXor_XD8ayKlybu-V7PGeTC_PA@cipher.nrlssc.navy.mil> <67hZHClrEWQHxCRdWosE21Y219yACHqb_DoUmykc1kiOxwRuziSDMczTdmGkyEob9g6DVoIraR4@cipher.nrlssc.navy.mil> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Brandon Casey , git@vger.kernel.org, gitster@pobox.com, peff@peff.net, Brandon Casey , David Syzdek To: Jakub Narebski X-From: git-owner@vger.kernel.org Sun Jun 07 07:41:33 2009 Return-path: Envelope-to: gcvg-git-2@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1MDB8L-0003Am-J5 for gcvg-git-2@gmane.org; Sun, 07 Jun 2009 07:41:29 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751700AbZFGFkk (ORCPT ); Sun, 7 Jun 2009 01:40:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751571AbZFGFkk (ORCPT ); Sun, 7 Jun 2009 01:40:40 -0400 Received: from mail.gmx.net ([213.165.64.20]:55271 "HELO mail.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751544AbZFGFkj (ORCPT ); Sun, 7 Jun 2009 01:40:39 -0400 Received: (qmail invoked by alias); 07 Jun 2009 05:40:40 -0000 Received: from xdsl-87-78-92-32.netcologne.de (EHLO localhost.localdomain) [87.78.92.32] by mail.gmx.net (mp046) with SMTP; 07 Jun 2009 07:40:40 +0200 X-Authenticated: #13673931 X-Provags-ID: V01U2FsdGVkX1/0nwAsl1r0W2mdkoihooiqQI8qY2q1BX5wr1RSiZ 966FMFA7oDalo7 Received: from ralf by localhost.localdomain with local (Exim 4.69) (envelope-from ) id 1MDB7N-00029s-1I; Sun, 07 Jun 2009 07:40:29 +0200 Mail-Followup-To: Ralf Wildenhues , Jakub Narebski , Brandon Casey , git@vger.kernel.org, gitster@pobox.com, peff@peff.net, Brandon Casey , David Syzdek Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) X-Y-GMX-Trusted: 0 X-FuHaFi: 0.5 Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: Check if -lresolv is needed for hstrerror; set NEEDS_RESOLV accordingly, and substitute in config.mak.in. Signed-off-by: Ralf Wildenhues --- * Jakub Narebski wrote on Sat, Jun 06, 2009 at 09:29:34AM CEST: > > CC-ed Ralf Wildenhues and David Syzdek (who hopefully can produce > autoconf patch to squash with this one). Completely untested, but also completely mechanical. HTH. Cheers, Ralf config.mak.in | 1 + configure.ac | 9 +++++++++ 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/config.mak.in b/config.mak.in index e8d96e8..dd60451 100644 --- a/config.mak.in +++ b/config.mak.in @@ -33,6 +33,7 @@ NO_EXPAT=@NO_EXPAT@ NO_LIBGEN_H=@NO_LIBGEN_H@ NEEDS_LIBICONV=@NEEDS_LIBICONV@ NEEDS_SOCKET=@NEEDS_SOCKET@ +NEEDS_RESOLV=@NEEDS_RESOLV@ NO_SYS_SELECT_H=@NO_SYS_SELECT_H@ NO_D_INO_IN_DIRENT=@NO_D_INO_IN_DIRENT@ NO_D_TYPE_IN_DIRENT=@NO_D_TYPE_IN_DIRENT@ diff --git a/configure.ac b/configure.ac index 108a97f..7937e60 100644 --- a/configure.ac +++ b/configure.ac @@ -467,6 +467,15 @@ AC_CHECK_LIB([c], [socket], AC_SUBST(NEEDS_SOCKET) test -n "$NEEDS_SOCKET" && LIBS="$LIBS -lsocket" +# +# Define NEEDS_RESOLV if linking with -lnsl and/or -lsocket is not enough. +# Notably on Solaris hstrerror resides in libresolv and on Solaris 7 +# inet_ntop and inet_pton additionally reside there. +AC_CHECK_LIB([resolv], [hstrerror], +[NEEDS_RESOLV=], +[NEEDS_RESOLV=YesPlease]) +AC_SUBST(NEEDS_RESOLV) +test -n "$NEEDS_RESOLV" && LIBS="$LIBS -lresolv" ## Checks for header files. AC_MSG_NOTICE([CHECKS for header files]) -- 1.6.3.2.199.g31f34