interposer: add 'exit' (redirects to '_exit')

Signed-off-by: falkTX <falktx@falktx.com>

source/interposer/interposer-safe.cpp

@@ -66,6 +66,15 @@ int posix_spawnp(pid_t*, const char*, const posix_spawn_file_actions_t*, const p
 
 // -----------------------------------------------------------------------
 
+CARLA_EXPORT
+void exit(int status)
+{
+    carla_stderr2("Carla prevented a plugin from calling 'exit', redirecting to '_exit' instead, bad plugin!");
+    _exit(status);
+}
+
+// -----------------------------------------------------------------------
+
 CARLA_EXPORT
 void gtk_init(int*, char***)
 {