diff options
Diffstat (limited to 'util-src/signal.c')
| -rw-r--r-- | util-src/signal.c | 49 |
1 files changed, 26 insertions, 23 deletions
diff --git a/util-src/signal.c b/util-src/signal.c index c696a3a2..1a398fa0 100644 --- a/util-src/signal.c +++ b/util-src/signal.c @@ -39,6 +39,9 @@ #if (LUA_VERSION_NUM == 501) #define luaL_setfuncs(L, R, N) luaL_register(L, NULL, R) #endif +#if (LUA_VERSION_NUM < 503) +#define lua_isinteger(L, n) lua_isnumber(L, n) +#endif #ifndef lsig @@ -164,8 +167,8 @@ static lua_Hook Hsig = NULL; static int Hmask = 0; static int Hcount = 0; -int signals[MAX_PENDING_SIGNALS]; -int nsig = 0; +static int signals[MAX_PENDING_SIGNALS]; +static int nsig = 0; static void sighook(lua_State *L, lua_Debug *ar) { (void)ar; @@ -176,7 +179,7 @@ static void sighook(lua_State *L, lua_Debug *ar) { lua_gettable(L, LUA_REGISTRYINDEX); for(int i = 0; i < nsig; i++) { - lua_pushnumber(L, signals[i]); + lua_pushinteger(L, signals[i]); lua_gettable(L, -2); lua_call(L, 0, 0); }; @@ -223,18 +226,18 @@ static int l_signal(lua_State *L) { t = lua_type(L, 1); if(t == LUA_TNUMBER) { - sig = (int) lua_tonumber(L, 1); + sig = (int) lua_tointeger(L, 1); } else if(t == LUA_TSTRING) { lua_pushstring(L, LUA_SIGNAL); lua_gettable(L, LUA_REGISTRYINDEX); lua_pushvalue(L, 1); lua_gettable(L, -2); - if(!lua_isnumber(L, -1)) { + if(!lua_isinteger(L, -1)) { return luaL_error(L, "invalid signal string"); } - sig = (int) lua_tonumber(L, -1); + sig = (int) lua_tointeger(L, -1); lua_pop(L, 1); /* get rid of number we pushed */ } else { luaL_checknumber(L, 1); /* will always error, with good error msg */ @@ -245,9 +248,9 @@ static int l_signal(lua_State *L) { if(args == 1 || lua_isnil(L, 2)) { /* clear handler */ lua_pushstring(L, LUA_SIGNAL); lua_gettable(L, LUA_REGISTRYINDEX); - lua_pushnumber(L, sig); + lua_pushinteger(L, sig); lua_gettable(L, -2); /* return old handler */ - lua_pushnumber(L, sig); + lua_pushinteger(L, sig); lua_pushnil(L); lua_settable(L, -4); lua_remove(L, -2); /* remove LUA_SIGNAL table */ @@ -258,7 +261,7 @@ static int l_signal(lua_State *L) { lua_pushstring(L, LUA_SIGNAL); lua_gettable(L, LUA_REGISTRYINDEX); - lua_pushnumber(L, sig); + lua_pushinteger(L, sig); lua_pushvalue(L, 2); lua_settable(L, -3); @@ -292,15 +295,15 @@ static int l_signal(lua_State *L) { static int l_raise(lua_State *L) { /* int args = lua_gettop(L); */ int t = 0; /* type */ - lua_Number ret; + lua_Integer ret; luaL_checkany(L, 1); t = lua_type(L, 1); if(t == LUA_TNUMBER) { - ret = (lua_Number) raise((int) lua_tonumber(L, 1)); - lua_pushnumber(L, ret); + ret = (lua_Integer) raise((int) lua_tointeger(L, 1)); + lua_pushinteger(L, ret); } else if(t == LUA_TSTRING) { lua_pushstring(L, LUA_SIGNAL); lua_gettable(L, LUA_REGISTRYINDEX); @@ -311,9 +314,9 @@ static int l_raise(lua_State *L) { return luaL_error(L, "invalid signal string"); } - ret = (lua_Number) raise((int) lua_tonumber(L, -1)); + ret = (lua_Integer) raise((int) lua_tointeger(L, -1)); lua_pop(L, 1); /* get rid of number we pushed */ - lua_pushnumber(L, ret); + lua_pushinteger(L, ret); } else { luaL_checknumber(L, 1); /* will always error, with good error msg */ } @@ -334,7 +337,7 @@ static int l_raise(lua_State *L) { static int l_kill(lua_State *L) { int t; /* type */ - lua_Number ret; /* return value */ + lua_Integer ret; /* return value */ luaL_checknumber(L, 1); /* must be int for pid */ luaL_checkany(L, 2); /* check for a second arg */ @@ -342,9 +345,9 @@ static int l_kill(lua_State *L) { t = lua_type(L, 2); if(t == LUA_TNUMBER) { - ret = (lua_Number) kill((int) lua_tonumber(L, 1), - (int) lua_tonumber(L, 2)); - lua_pushnumber(L, ret); + ret = (lua_Integer) kill((int) lua_tointeger(L, 1), + (int) lua_tointeger(L, 2)); + lua_pushinteger(L, ret); } else if(t == LUA_TSTRING) { lua_pushstring(L, LUA_SIGNAL); lua_gettable(L, LUA_REGISTRYINDEX); @@ -355,10 +358,10 @@ static int l_kill(lua_State *L) { return luaL_error(L, "invalid signal string"); } - ret = (lua_Number) kill((int) lua_tonumber(L, 1), - (int) lua_tonumber(L, -1)); + ret = (lua_Integer) kill((int) lua_tointeger(L, 1), + (int) lua_tointeger(L, -1)); lua_pop(L, 1); /* get rid of number we pushed */ - lua_pushnumber(L, ret); + lua_pushinteger(L, ret); } else { luaL_checknumber(L, 2); /* will always error, with good error msg */ } @@ -396,11 +399,11 @@ int luaopen_util_signal(lua_State *L) { while(lua_signals[i].name != NULL) { /* registry table */ lua_pushstring(L, lua_signals[i].name); - lua_pushnumber(L, lua_signals[i].sig); + lua_pushinteger(L, lua_signals[i].sig); lua_settable(L, -3); /* signal table */ lua_pushstring(L, lua_signals[i].name); - lua_pushnumber(L, lua_signals[i].sig); + lua_pushinteger(L, lua_signals[i].sig); lua_settable(L, -5); i++; } |