X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/mLib/blobdiff_plain/6a418da9ec557fa94aac8b6e9ce51e6dbbd40e8b..3980d2f1149bea533dc64545d657a584e4a2d7b7:/configure.in

diff --git a/configure.in b/configure.in
index e41654f..eb39a81 100644
--- a/configure.in
+++ b/configure.in
@@ -1,6 +1,6 @@
-dnl -*-fundamental-*-
+dnl -*-m4-*-
 dnl
-dnl $Id: configure.in,v 1.23 2000/06/17 10:39:28 mdw Exp $
+dnl $Id: configure.in,v 1.37 2003/12/13 20:37:59 mdw Exp $
 dnl
 dnl Configuration script for mLib
 dnl
@@ -29,9 +29,40 @@ dnl MA 02111-1307, USA.
 dnl ----- Revision history --------------------------------------------------
 dnl
 dnl $Log: configure.in,v $
-dnl Revision 1.23  2000/06/17 10:39:28  mdw
+dnl Revision 1.37  2003/12/13 20:37:59  mdw
+dnl Add adns support in background resolver.
+dnl
+dnl Revision 1.36  2003/11/29 20:38:38  mdw
+dnl Debianization fixes.
+dnl
+dnl Revision 1.35  2003/11/29 11:59:17  mdw
+dnl Various stuff.
+dnl
+dnl Revision 1.34  2003/10/12 14:54:18  mdw
+dnl Version bump.
+dnl
+dnl Revision 1.33  2003/05/18 15:17:04  mdw
+dnl Version bump.
+dnl
+dnl Revision 1.32  2003/05/16 00:26:22  mdw
 dnl Version bump.
 dnl
+dnl Revision 1.30  2003/04/23 12:50:30  mdw
+dnl New manpage installer.
+dnl
+dnl Revision 1.29  2001/06/22 19:34:07  mdw
+dnl Find out whether @<float.h>@ exists (hack for uC-Linux).
+dnl
+dnl Revision 1.28  2000/10/08 11:07:55  mdw
+dnl Define a constant to tell @mdwopt@ that @str_qword@ is available.
+dnl Reinstate the `-pedantic' option to GCC.
+dnl
+dnl Revision 1.27  2000/08/15 21:39:13  mdw
+dnl New library configuration stuff from `common'.
+dnl
+dnl Revision 1.25  2000/07/16 18:57:42  mdw
+dnl Version bump.  Change compiler flags.
+dnl
 dnl Revision 1.19  1999/11/11 18:47:33  mdw
 dnl Use `libtool' to generate a shared library.
 dnl
@@ -69,15 +100,52 @@ dnl Initial version of mLib
 dnl
 
 AC_INIT(exc.c)
-AM_INIT_AUTOMAKE(mLib, 2.0.0)
+mdw_INIT_LIB(mLib, mLib, 2.0.3)
 
 AC_PROG_CC
 AM_PROG_LIBTOOL
 mdw_GCC_FLAGS
+mdw_MANEXT
+
+AC_CHECK_HEADERS(float.h)
 
 mdw_CHECK_MANYLIBS(socket, socket)
 mdw_CHECK_MANYLIBS(gethostbyname, nsl resolv)
 
+DEPLIBS=$LIBS AC_SUBST(DEPLIBS)
+BRES_LIBEXEC="bres" BRES_SOURCE="bres"
+AC_SUBST(BRES_LIBEXEC) AC_SUBST(BRES_SOURCE)
+AC_ARG_WITH(adns,
+[  --with-adns             use ADNS library for background name resolution],
+[want_adns=$withval], [want_adns=auto])
+if test $want_adns != no; then
+  save_LIBS=$LIBS
+  LIBS=$DEPLIBS
+  mdw_CHECK_MANYLIBS(adns_init, adns, [have_adns=yes], [have_adns=no])
+  DEPLIBS=$LIBS
+  LIBS=$save_LIBS
+  if test $have_adns = yes; then
+    AC_DEFINE(HAVE_ADNS)
+    BRES_LIBEXEC=""
+    BRES_SOURCE="bres-adns"
+  elif test $want_adns = yes; then
+    AC_MSG_ERROR([ADNS library not found, but explicitly requested])
+  fi
+fi
+
+AC_CACHE_CHECK([for msg_control], [mdw_cv_msg_control],
+[AC_TRY_COMPILE(
+[#include <sys/types.h>
+#include <sys/socket.h>],
+[struct msghdr msg;
+msg.msg_control = 0;],
+[mdw_cv_msg_control=yes],
+[mdw_cv_msg_control=no])])
+if test $mdw_cv_msg_control = no; then
+  AC_DEFINE([HAVE_MSG_ACCRIGHTS])
+fi
+
+AC_DEFINE(BUILDING_MLIB)
 mdw_OPT_mLib_DEBUG(mLib)
 
-AC_OUTPUT(Makefile mLib-config man/Makefile)
+AC_OUTPUT(Makefile man/Makefile mLib-config:lib-config.in)