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Lua call stack cleanup

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abadc0de 2013-02-25 20:48:36 -05:00
parent 08048bd5bb
commit ab960df8a9
1 changed files with 0 additions and 5 deletions
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mongoose.c
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@ -3934,14 +3934,12 @@ static int handle_lsp_request(struct mg_connection *, const char *,
static int lsp_mg_error(lua_State *L) {
struct mg_connection *conn = lua_touserdata(L, lua_upvalueindex(1));
int top = lua_gettop(L);
if (top > 1) lua_settop(L, 1);
if (top < 1) lua_pushstring(L, "unknown error");
// Get mg.onerror.
lua_getglobal(L, "mg");
lua_getfield(L, -1, "onerror");
// If mg.onerror is nil, silently stop processing chunks.
if (lua_isnil(L, -1)) {
lua_settop(L, 0);
lua_pushinteger(L, 1);
return 1;
}
@ -3951,13 +3949,10 @@ static int lsp_mg_error(lua_State *L) {
if (lua_pcall(L, 1, 1, 0)) {
// If mg.onerror fails, cry the error message and stop processing chunks.
cry(conn, "mg.onerror failed: %s", lua_tostring(L, -1));
lua_settop(L, 0);
lua_pushinteger(L, 1);
return 1;
}
// Return the return value from mg.onerror. Non-0 = stop processing chunks.
lua_replace(L, 1);
lua_settop(L, 1);
return 1;
}