Upgrade licence to GPLv3+.

[userv.git] / configure.in

diff --git a/configure.in b/configure.in
index 4aa9797fecb6c50ea1edb444f69158224ea672cf..c198654ba9caee225e8c19da21e61234660651c1 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1,20 +1,22 @@
 #  userv - configure.in
 #
-#  Copyright (C)1996-1997,1999 Ian Jackson
-#   
+#  userv is
+#  Copyright 1996-2017 Ian Jackson <ian@davenant.greenend.org.uk>.
+#  Copyright 2000      Ben Harris <bjh21@cam.ac.uk>
+#  Copyright 2016-2017 Peter Benie <pjb1008@cam.ac.uk>
+#  
 #  This is free software; you can redistribute it and/or modify it
 #  under the terms of the GNU General Public License as published by
-#  the Free Software Foundation; either version 2 of the License, or
+#  the Free Software Foundation; either version 3 of the License, or
 #  (at your option) any later version.
-# 
+#  
 #  This program is distributed in the hope that it will be useful, but
 #  WITHOUT ANY WARRANTY; without even the implied warranty of
 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 #  General Public License for more details.
-# 
+#  
 #  You should have received a copy of the GNU General Public License
-#  along with userv; if not, write to the Free Software
-#  Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 AC_INIT(language.i4)
 AC_CONFIG_HEADER(config.h)
@@ -41,12 +43,12 @@ AC_ARG_ENABLE(debug,
 AC_PROG_CC
 AC_PROG_CPP
 AC_PROG_INSTALL
-AC_CHECK_PROGS(MD5SUM, md5sum md5)
+AC_CHECK_PROGS(MD5SUM_SIMPLE, md5sum md5 gmd5sum)
 
 CFLAGS="$CFLAGS -D_GNU_SOURCE"
 
 AC_CHECK_LIB(socket,socket)
-AC_CHECK_FUNCS(setenv)
+AC_CHECK_FUNCS(setenv strsignal vsnprintf)
 
 AC_CACHE_CHECK(for EPROTO,userv_cv_hdr_eproto,
  AC_EGREP_CPP(yes,
@@ -74,6 +76,20 @@ then
        AC_DEFINE(HAVE_LOG_AUTHPRIV)
 fi
 
+AC_CACHE_CHECK(for WCOREDUMP,userv_cv_hdr_wcoredump,
+ AC_EGREP_CPP(yes,
+[
+#include <sys/types.h>
+#include <sys/wait.h>
+#ifdef WCOREDUMP
+ yes
+#endif
+],userv_cv_hdr_wcoredump=yes,userv_cv_hdr_wcoredump=no))
+if test $userv_cv_hdr_wcoredump = yes
+then
+       AC_DEFINE(HAVE_WCOREDUMP)
+fi
+
 AC_SUBST(OPTIMISE)
 if test "${GCC-no}" = yes; then
  OPTIMISE=-O2