+# should 'make check' run tests?
+AC_MSG_CHECKING(whether to run tests)
+AC_ARG_ENABLE(testruns,
+ [AS_HELP_STRING([--enable-testruns=yes/no],
+ [disable running tests on make check (default is YES)])],
+ [enable_tests_run=$enableval],
+ [enable_tests_run="yes"])
+AC_MSG_RESULT($enable_test_run)
+AM_CONDITIONAL([DISABLE_TEST_RUN], [test "x$enable_tests_run" = "xno"])
+
+# should experimental code be compiled (code that may not yet compile)?
+disable_experimental=yes
+AC_MSG_CHECKING(whether to compile experimental code)
+AC_ARG_ENABLE(experimental,
+ [AS_HELP_STRING([--enable-experimental],
+ [enable compiling experimental code])],
+ [enable_experimental=$enableval],
+ [enable_experimental="no"])
+AC_MSG_RESULT($enable_experimental)
+AM_CONDITIONAL([HAVE_EXPERIMENTAL], [test "x$enable_experimental" = "xyes"])
+
+# should malicious code be compiled (code used for testing with malicious peers)
+enable_malicious=0
+AC_MSG_CHECKING(whether to compile malicious code)
+AC_ARG_ENABLE(malicious,
+ [AS_HELP_STRING([--enable-malicious],
+ [enable compiling malicious code (only for developers for testing)])],
+ [enable_malicious=1],
+ [enable_malicious=0])
+AC_MSG_RESULT($enable_malicious)
+AM_CONDITIONAL([HAVE_MALICIOUS], [test "x$enable_malicious" = "x1"])
+AC_DEFINE_UNQUOTED([HAVE_MALICIOUS], $enable_malicious, [Compile malicious code])
+