[Lldb-commits] [PATCH] D90556: [LLDB][NFC] treat Lua error codes in a more explicit manner

[Pedro Tammela via Phabricator via lldb-commits]

tammela created this revision.
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tammela requested review of this revision.
Herald added a subscriber: JDevlieghere.

This patch is a minor suggestion to not rely on the fact
that the `LUA_OK` macro is 0.

This assumption could change in future versions of the C API.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D90556

Files:
  lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp


Index: lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp
===================================================================
--- lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp
+++ lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp
@@ -18,7 +18,7 @@
   int error =
       luaL_loadbuffer(m_lua_state, buffer.data(), buffer.size(), "buffer") ||
       lua_pcall(m_lua_state, 0, 0, 0);
-  if (!error)
+  if (error == LUA_OK)
     return llvm::Error::success();
 
   llvm::Error e = llvm::make_error<llvm::StringError>(
@@ -44,7 +44,7 @@
 
   int error = luaL_loadfile(m_lua_state, filename.data()) ||
               lua_pcall(m_lua_state, 0, 1, 0);
-  if (error) {
+  if (error != LUA_OK) {
     llvm::Error e = llvm::make_error<llvm::StringError>(
         llvm::formatv("{0}\n", lua_tostring(m_lua_state, -1)),
         llvm::inconvertibleErrorCode());



Index: lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp
===================================================================
--- lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp
+++ lldb/source/Plugins/ScriptInterpreter/Lua/Lua.cpp
@@ -18,7 +18,7 @@
   int error =
       luaL_loadbuffer(m_lua_state, buffer.data(), buffer.size(), "buffer") ||
       lua_pcall(m_lua_state, 0, 0, 0);
-  if (!error)
+  if (error == LUA_OK)
     return llvm::Error::success();
 
   llvm::Error e = llvm::make_error<llvm::StringError>(
@@ -44,7 +44,7 @@
 
   int error = luaL_loadfile(m_lua_state, filename.data()) ||
               lua_pcall(m_lua_state, 0, 1, 0);
-  if (error) {
+  if (error != LUA_OK) {
     llvm::Error e = llvm::make_error<llvm::StringError>(
         llvm::formatv("{0}\n", lua_tostring(m_lua_state, -1)),
         llvm::inconvertibleErrorCode());

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