From dc2ad0d678c6477746f60d6b128a6e036c46b1f6 Mon Sep 17 00:00:00 2001
From: rjkiv <76180273+rjkiv@users.noreply.github.com>
Date: Mon, 4 Aug 2025 10:53:35 -0700
Subject: [PATCH] more cl funcs

---
 dll/kernel32.cpp |  6 ++++++
 dll/msvcrt.cpp   | 41 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/dll/kernel32.cpp b/dll/kernel32.cpp
index e030bdd..ec66a7f 100644
--- a/dll/kernel32.cpp
+++ b/dll/kernel32.cpp
@@ -2174,6 +2174,11 @@ namespace kernel32 {
 		return 1; // EXCEPTION_EXECUTE_HANDLER
 	}
 
+	unsigned int WIN_FUNC SetErrorMode(unsigned int mode){
+		DEBUG_LOG("SetErrorMode: %d\n", mode);
+		return 0;
+	}
+
 	struct SINGLE_LIST_ENTRY
 	{
 		SINGLE_LIST_ENTRY *Next;
@@ -2481,6 +2486,7 @@ static void *resolveByName(const char *name) {
 	// errhandlingapi.h
 	if (strcmp(name, "SetUnhandledExceptionFilter") == 0) return (void *) kernel32::SetUnhandledExceptionFilter;
 	if (strcmp(name, "UnhandledExceptionFilter") == 0) return (void *) kernel32::UnhandledExceptionFilter;
+	if (strcmp(name, "SetErrorMode") == 0) return (void*)kernel32::SetErrorMode;
 
 	// interlockedapi.h
 	if (strcmp(name, "InitializeSListHead") == 0) return (void *) kernel32::InitializeSListHead;
diff --git a/dll/msvcrt.cpp b/dll/msvcrt.cpp
index fcff1a8..e5edd01 100644
--- a/dll/msvcrt.cpp
+++ b/dll/msvcrt.cpp
@@ -154,10 +154,48 @@ namespace msvcrt {
 					DEBUG_LOG("Bad wide arg conversion for %d!\n", i);
 				}
 			}
+
+			__winitenv = *wenv;
 		}
 		return 0;
 	}
 
+	char WIN_ENTRY *setlocale(int category, const char *locale){
+		DEBUG_LOG("STUB: setlocale(%d, %s)\n", category, locale);
+		return (char*)"C";
+	}
+
+	int WIN_ENTRY _wdupenv_s(wchar_t **buffer, size_t *numberOfElements, const wchar_t *varname){
+		// just gonna stub all this out for now
+		// if it turns out we need this, troubleshoot wscspy
+
+		// if(!buffer || !varname) return -1;
+		// if(numberOfElements) *numberOfElements = 0;
+
+		// size_t varnamelen = wcslen(varname);
+
+		// for(wchar_t** env = __winitenv; env && *env; ++env){
+		// 	wchar_t* cur = *env;
+		// 	if(wcsncmp(cur, varname, varnamelen) == 0 && cur[varnamelen] == L'='){
+		// 		wchar_t* value = cur + varnamelen + 1;
+		// 		size_t value_len = wcslen(value);
+
+		// 		*buffer = (wchar_t*)malloc((value_len + 1) * sizeof(wchar_t));
+		// 		if(!*buffer) return -1;
+
+		// 		wscspy(*buffer, value); // y u no work
+		// 		if(numberOfElements) *numberOfElements = value_len + 1;
+		// 		return 0;
+		// 	}
+		// }
+
+		return 0;
+	}
+
+	void WIN_ENTRY free(void* ptr){
+		std::free(ptr);
+	}
+
 }
 
 
@@ -173,6 +211,9 @@ static void *resolveByName(const char *name) {
 	if (strcmp(name, "_controlfp_s") == 0) return (void *)msvcrt::_controlfp_s;
 	if (strcmp(name, "_onexit") == 0) return (void*)msvcrt::_onexit;
 	if (strcmp(name, "__wgetmainargs") == 0) return (void*)msvcrt::__wgetmainargs;
+	if (strcmp(name, "setlocale") == 0) return (void*)msvcrt::setlocale;
+	if (strcmp(name, "_wdupenv_s") == 0) return (void*)msvcrt::_wdupenv_s;
+	if (strcmp(name, "free") == 0) return (void*)msvcrt::free;
 	return nullptr;
 }