diff --git a/debuggerd/include/debuggerd/handler.h b/debuggerd/include/debuggerd/handler.h index 4f24360dc..665d24a7f 100644 --- a/debuggerd/include/debuggerd/handler.h +++ b/debuggerd/include/debuggerd/handler.h @@ -19,7 +19,9 @@ #include #include #include +#include #include +#include #include __BEGIN_DECLS @@ -50,16 +52,21 @@ void debuggerd_init(debuggerd_callbacks_t* callbacks); #define DEBUGGER_SIGNAL BIONIC_SIGNAL_DEBUGGER static void __attribute__((__unused__)) debuggerd_register_handlers(struct sigaction* action) { - sigaction(SIGABRT, action, nullptr); - sigaction(SIGBUS, action, nullptr); - sigaction(SIGFPE, action, nullptr); - sigaction(SIGILL, action, nullptr); - sigaction(SIGSEGV, action, nullptr); -#if defined(SIGSTKFLT) - sigaction(SIGSTKFLT, action, nullptr); -#endif - sigaction(SIGSYS, action, nullptr); - sigaction(SIGTRAP, action, nullptr); + char value[PROP_VALUE_MAX] = ""; + bool enabled = + !(__system_property_get("ro.debuggable", value) > 0 && !strcmp(value, "1") && + __system_property_get("debug.debuggerd.disable", value) > 0 && !strcmp(value, "1")); + if (enabled) { + sigaction(SIGABRT, action, nullptr); + sigaction(SIGBUS, action, nullptr); + sigaction(SIGFPE, action, nullptr); + sigaction(SIGILL, action, nullptr); + sigaction(SIGSEGV, action, nullptr); + sigaction(SIGSTKFLT, action, nullptr); + sigaction(SIGSYS, action, nullptr); + sigaction(SIGTRAP, action, nullptr); + } + sigaction(BIONIC_SIGNAL_DEBUGGER, action, nullptr); }