1.1 --- a/moonbridge_io.c	Sun Jun 04 19:53:34 2017 +0200
     1.2 +++ b/moonbridge_io.c	Sun Jun 04 20:12:56 2017 +0200
     1.3 @@ -65,6 +65,7 @@
     1.4  #define MOONBR_IO_CHILD_MT_REGKEY "moonbridge_io_child"
     1.5  #define MOONBR_IO_CHILD_PT_REGKEY "moonbridge_io_child_pt"
     1.6  #define MOONBR_IO_SIGNALSOCKET_REGKEY "moonbridge_io_signalsocket"
     1.7 +#define MOONBR_IO_SIGNALS_REGKEY "moonbridge_io_signals"
     1.8  
     1.9  #ifdef MOONBR_IO_USE_TLS
    1.10  
    1.11 @@ -1626,9 +1627,22 @@
    1.12        luaL_error(L, "Could not create socket pair for signal queueing");
    1.13      }
    1.14    }
    1.15 +  lua_getfield(L, LUA_REGISTRYINDEX, MOONBR_IO_SIGNALS_REGKEY);
    1.16 +  lua_insert(L, 1);
    1.17    argc = lua_gettop(L);
    1.18 -  for (i=1; i<=argc; i++) {
    1.19 -    sig = luaL_checkinteger(L, i);
    1.20 +  for (i=2; i<=argc; i++) {
    1.21 +    if (lua_type(L, i) == LUA_TSTRING) {
    1.22 +      lua_pushvalue(L, i);
    1.23 +      lua_gettable(L, 1);
    1.24 +      sig = lua_tointeger(L, -1);
    1.25 +      lua_pop(L, 1);
    1.26 +      if (!sig) {
    1.27 +        lua_pushvalue(L, i);
    1.28 +        luaL_error(L, "Unknown signal \"%s\"", lua_tostring(L, i));
    1.29 +      }
    1.30 +    } else {
    1.31 +      sig = luaL_checkinteger(L, i);
    1.32 +    }
    1.33      errno = 0;
    1.34      signal(sig, moonbr_io_signalhandler);
    1.35      if (errno) luaL_error(L, "Could not install signal handler (invalid signal number?)");
    1.36 @@ -2094,7 +2108,9 @@
    1.37    lua_pushinteger(L, SIGINFO); lua_setfield(L, -2, "INFO");
    1.38    lua_pushinteger(L, SIGUSR1); lua_setfield(L, -2, "USR1");
    1.39    lua_pushinteger(L, SIGUSR2); lua_setfield(L, -2, "USR2");
    1.40 -  lua_setfield(L, -2, "signals");
    1.41 +  lua_pushvalue(L, -1);
    1.42 +  lua_setfield(L, -3, "signals");
    1.43 +  lua_setfield(L, LUA_REGISTRYINDEX, MOONBR_IO_SIGNALS_REGKEY);
    1.44    
    1.45    luaL_setfuncs(L, moonbr_io_module_funcs, 0);
    1.46    return 1;