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Clean up code style and fix stack reservation issues

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This commit is contained in:
Arseny Kapoulkine 2022-08-02 07:43:51 -07:00
parent c689c2dfcc
commit ad508f558e
1 changed files with 32 additions and 24 deletions
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56
CLI/Repl.cpp
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@ -19,14 +19,13 @@
#ifdef _WIN32
#include <io.h>
#include <fcntl.h>
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#ifndef _WIN32
#include <csignal>
#endif
#include <locale.h>
#include <signal.h>
LUAU_FASTFLAG(DebugLuauTimeTracing)
@ -48,23 +47,31 @@ enum class CompileFormat
constexpr int MaxTraversalLimit = 50;
// Ctrl-C handling
void sigint_callback(lua_State* L, int k) {
lua_callbacks(L)->interrupt = NULL;
static void sigintCallback(lua_State* L, int gc)
{
if (gc >= 0)
return;
lua_callbacks(L)->interrupt = NULL;
lua_rawcheckstack(L, 1); // reserve space for error string
luaL_error(L, "Execution interrupted");
};
lua_State* repl_lua_state = NULL;
#ifndef _WIN32
static void handle_sig(int signum) {
if(signum == SIGINT && repl_lua_state != NULL) {
lua_callbacks(repl_lua_state)->interrupt = &sigint_callback;
}
}
static lua_State* replState = NULL;
#ifdef _WIN32
BOOL WINAPI sigintHandler(DWORD signal)
{
if (signal == CTRL_C_EVENT && replState
lua_callbacks(replState)->interrupt = &sigintCallback;
return TRUE;
}
#else
BOOL WINAPI handle_sig(DWORD signal) {
if(signal == CTRL_C_EVENT && repl_lua_state != NULL) {
lua_callbacks(repl_lua_state)->interrupt = &sigint_callback;
}
return TRUE;
static void sigintHandler(int signum)
{
if (signum == SIGINT && replState)
lua_callbacks(replState)->interrupt = &sigintCallback;
}
#endif
@ -518,12 +525,13 @@ static void runRepl()
setupState(L);
repl_lua_state = L;
#ifndef _WIN32
signal(SIGINT, handle_sig);
#else
SetConsoleCtrlHandler(handle_sig, TRUE);
#endif
// setup Ctrl+C handling
replState = L;
#ifdef _WIN32
SetConsoleCtrlHandler(sigintHandler, TRUE);
#else
signal(SIGINT, sigintHandler);
#endif
luaL_sandboxthread(L);
runReplImpl(L);