X-Git-Url: https://git.distorted.org.uk/~mdw/mLib/blobdiff_plain/b012588c966395ea4098fab833c577c4f0851416..b64eb60f6c1fdb12f3922e04913e137199838807:/configure.ac

diff --git a/configure.ac b/configure.ac
index 1f0ada8..d144ebf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -42,7 +42,7 @@ mdw_LIBTOOL_VERSION_INFO
 
 AC_CHECK_PROGS([AUTOM4TE], [autom4te])
 
-mdw_MANEXT
+mdw_MANEXT([mLib])
 
 AC_DEFINE_UNQUOTED([SRCDIR], ["$(cd $srcdir && pwd)"],
 		   [absolute pathname for the source directory.])
@@ -50,19 +50,29 @@ AC_DEFINE_UNQUOTED([SRCDIR], ["$(cd $srcdir && pwd)"],
 dnl--------------------------------------------------------------------------
 dnl C programming environment.
 
+MLIB_LIBS=
+
 dnl Headers.
 AC_CHECK_HEADERS([float.h])
 AC_CHECK_HEADERS([stdint.h])
 
 dnl Libraries.
+mdw_ORIG_LIBS=$LIBS LIBS=$MLIB_LIBS
+AC_SEARCH_LIBS([sqrt], [m])
 AC_SEARCH_LIBS([socket], [socket])
 AC_SEARCH_LIBS([gethostbyname], [nsl resolv])
+MLIB_LIBS=$LIBS LIBS=$mdw_ORIG_LIBS
 
 dnl Functions.
 AC_CHECK_FUNCS([snprintf])
 
 dnl Types.
-AC_CHECK_TYPE([socklen_t], [int])
+AC_CHECK_TYPE([socklen_t], [],
+  [AC_DEFINE([socklen_t], [int],
+     [Define to `int' if <sys/socket.h> does not define])],
+  [AC_INCLUDES_DEFAULT
+#include <sys/socket.h>
+])
 
 dnl Which version of struct msghdr do we have?
 AC_CHECK_MEMBERS([struct msgdr.msg_control],,, [
@@ -73,6 +83,9 @@ AC_CHECK_MEMBERS([struct msgdr.msg_control],,, [
 dnl Find out whether we're cross-compiling.
 AM_CONDITIONAL([CROSS_COMPILING], [test "$cross_compiling" = yes])
 
+dnl Set the master library list.
+AC_SUBST([MLIB_LIBS])
+
 dnl--------------------------------------------------------------------------
 dnl Name resolution.
 
@@ -82,10 +95,12 @@ AC_ARG_WITH([adns],
   [want_adns=$withval],
   [want_adns=auto])
 
+mdw_ORIG_LIBS=$LIBS LIBS=$MLIB_LIBS
 case $want_adns in
   no) ;;
   *) AC_SEARCH_LIBS([adns_init], [adns], [have_adns=yes], [have_adns=no]) ;;
 esac
+MLIB_LIBS=$LIBS LIBS=$mdw_ORIG_LIBS
 case $want_adns,$have_adns in
   yes,no)
     AC_MSG_ERROR([ADNS library not found but explicitly requested])
@@ -107,6 +122,19 @@ esac
 AM_CONDITIONAL([WITH_ADNS], [test "$use_adns" = yes])
 
 dnl--------------------------------------------------------------------------
+dnl Timers.
+
+AC_CHECK_HEADERS([linux/perf_event.h])
+
+mdw_ORIG_LIBS=$LIBS LIBS=$MLIB_LIBS
+AC_SEARCH_LIBS([clock_gettime], [rt])
+MLIB_LIBS=$LIBS LIBS=$mdw_ORIG_LIBS
+if test "$ac_cv_search_clock_gettime" != no; then
+  AC_DEFINE([HAVE_CLOCK_GETTIME], [1],
+	    [Define if you have the \`clock_gettime' function.])
+fi
+
+dnl--------------------------------------------------------------------------
 dnl Python (used for testing).
 
 AM_PATH_PYTHON([2.4],, [:])