Bertrand Coconnier:

[flightgear.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 5dfde3649c48719c138be3ff2b85a733eaa4fcdd..38ef030f1a07afcde1df858f7189d032071cdf7b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -112,6 +112,14 @@ fi
 AM_CONDITIONAL(ENABLE_SP_FDM, test "x$enable_sp_fdms" != "xno")
 
 
+dnl EXPERIMENTAL generic event driven input device
+# defaults to no
+AC_ARG_WITH(eventinput, [  --with-eventinput       Include event driven input (EXPERIMENTAL) [default=no]], [], [with_eventinput=no])
+if test "x$with_eventinput" = "xyes"; then
+    AC_DEFINE([WITH_EVENTINPUT], 1, [Define to enable generic event driven input device])
+fi
+AM_CONDITIONAL(WITH_EVENTINPUT, test "x$with_eventinput" = "xyes")
+
 dnl Thread related checks
 # defaults to yes
 AC_ARG_WITH(threads, [  --with-threads          Include tile loading threads [default=yes]], [], [with_threads=yes])
@@ -199,6 +207,7 @@ dnl check for some default libraries
 AC_SEARCH_LIBS(sqrt, [am ffm fm fastm m])
 AC_SEARCH_LIBS(ceil, m)
 AC_SEARCH_LIBS(dlclose, dl)
+AC_SEARCH_LIBS(clock_gettime, rt)
 
 base_LIBS="$LIBS"
 
@@ -624,6 +633,13 @@ fi
 LIBS=$save_LIBS
 CPPFLAGS=$save_CPPFLAGS
 
+AC_MSG_CHECKING([for feenableexcept])
+AC_LINK_IFELSE([AC_LANG_PROGRAM([[#define _GNU_SOURCE
+#include <fenv.h>]], [[feenableexcept(FE_DIVBYZERO)]])],
+[AC_DEFINE([HAVE_FEENABLEEXCEPT], 1, [define if system has fenableexcept])],
+AC_MSG_RESULT([yes]),
+AC_MSG_RESULT([no]))
+
 dnl Checks for header files.
 AC_HEADER_STDC
 AC_CHECK_HEADERS( \
@@ -721,6 +737,7 @@ AC_CONFIG_FILES([ \
        utils/propmerge/Makefile \
        utils/TerraSync/Makefile \
        utils/xmlgrep/Makefile \
+       utils/fgviewer/Makefile \
 ])
 AC_OUTPUT
 
@@ -751,6 +768,12 @@ else
     echo "threads: no"
 fi
 
+if test "x$with_eventinput" = "xyes"; then
+    echo "event input: yes"
+else
+    echo "event input: no"
+fi
+
 if test "x$enable_sp_fdms" != "xno"; then
     echo "Include special purpose flight models: yes"
 else