From 3237f87a09c42321dc6699ec0c281d6818048b28 Mon Sep 17 00:00:00 2001
From: Christoffer Lerno <christoffer@aegik.com>
Date: Tue, 14 Mar 2023 11:37:23 +0100
Subject: [PATCH] Added some Win32 declarations.

---
 lib/std/io/os/fileinfo_win32.c3    |  2 +-
 lib/std/os/win32/files.c3          |  8 +++--
 lib/std/os/win32/process.c3        | 18 ++++++++++
 lib/std/os/win32/types.c3          | 58 +++++++++++++++++++++++++++++-
 lib/std/threads/os/thread_win32.c3 |  2 --
 5 files changed, 81 insertions(+), 7 deletions(-)
 create mode 100644 lib/std/os/win32/process.c3

diff --git a/lib/std/io/os/fileinfo_win32.c3 b/lib/std/io/os/fileinfo_win32.c3
index e44906235..241292b3c 100644
--- a/lib/std/io/os/fileinfo_win32.c3
+++ b/lib/std/io/os/fileinfo_win32.c3
@@ -21,7 +21,7 @@ fn bool native_file_or_dir_exists(String path)
 {
 	@pool()
 	{
-		return files::win32_PathFileExistsW(path.to_temp_utf16()) ?? false;
+		return (bool)files::win32_PathFileExistsW(path.to_temp_utf16()) ?? false;
 	};
 }
 
diff --git a/lib/std/os/win32/files.c3 b/lib/std/os/win32/files.c3
index 5b74146a7..e844bb392 100644
--- a/lib/std/os/win32/files.c3
+++ b/lib/std/os/win32/files.c3
@@ -24,10 +24,12 @@ struct Win32_FILE_ATTRIBUTE_DATA
 	Win32_DWORD    nFileSizeLow;
 }
 
-extern fn bool win32_GetFileAttributesExW(Win32_LPCWSTR, Win32_GET_FILEEX_INFO_LEVELS, Win32_LPVOID) @extern("GetFileAttributesExW");
-extern fn bool win32_PathFileExistsW(Win32_LPCWSTR) @extern("PathFileExistsW");
+extern fn Win32_BOOL win32_CloseHandle(Win32_HANDLE) @extern("CloseHandle");
+extern fn Win32_BOOL win32_CreatePipe(Win32_PHANDLE hReadPipe, Win32_PHANDLE hWritePipe, Win32_LPSECURITY_ATTRIBUTES lpPipeAttributes, Win32_DWORD nSize) @extern("CreatePipe");
+extern fn Win32_BOOL win32_GetFileAttributesExW(Win32_LPCWSTR, Win32_GET_FILEEX_INFO_LEVELS, Win32_LPVOID) @extern("GetFileAttributesExW");
+extern fn Win32_BOOL win32_PathFileExistsW(Win32_LPCWSTR) @extern("PathFileExistsW");
 extern fn Win32_DWORD win32_GetTempPathW(Win32_DWORD nBufferLength, Win32_LPWSTR lpBuffer) @extern("GetTempPathW");
-extern fn bool win32_SetCurrentDirectoryW(Win32_LPCTSTR buffer) @extern("SetCurrentDirectoryW");
+extern fn Win32_BOOL win32_SetCurrentDirectoryW(Win32_LPCTSTR buffer) @extern("SetCurrentDirectoryW");
 
 /*
 extern ulong _win32_GetCurrentDirectoryW(ulong, Char16* buffer) @extern("GetCurrentDirectoryW");
diff --git a/lib/std/os/win32/process.c3 b/lib/std/os/win32/process.c3
new file mode 100644
index 000000000..4f74c35c3
--- /dev/null
+++ b/lib/std/os/win32/process.c3
@@ -0,0 +1,18 @@
+module std::os::win32::process;
+
+$if (env::os_is_win32()):
+
+extern fn bool win32_CreateProcessW(
+	Win32_LPCWSTR lpApplicationName,
+	Win32_LPWSTR lpCommandLine,
+	Win32_LPSECURITY_ATTRIBUTES lpProcessAttributes,
+	Win32_LPSECURITY_ATTRIBUTES lpThreadAttributes,
+	Win32_BOOL bInheritHandles,
+	Win32_DWORD dwCreationFlags,
+	Win32_LPVOID lpEnvironment,
+	Win32_LPCWSTR lpCurrentDirectory,
+	Win32_LPSTARTUPINFOW lpStartupInfo,
+	Win32_LPPROCESS_INFORMATION lpProcessInformation
+);
+
+$endif;
\ No newline at end of file
diff --git a/lib/std/os/win32/types.c3 b/lib/std/os/win32/types.c3
index 46991a74a..68f415fa3 100644
--- a/lib/std/os/win32/types.c3
+++ b/lib/std/os/win32/types.c3
@@ -183,4 +183,60 @@ union Win32_LARGE_INTEGER
 		Win32_LONG  highPart;
 	}
 	ulong quadPart;
-}
\ No newline at end of file
+}
+
+typedef Win32_CRITICAL_SECTION = distinct ulong[5];
+
+struct Win32_SECURITY_ATTRIBUTES
+{
+	Win32_DWORD  nLength;
+    Win32_LPVOID lpSecurityDescriptor;
+	Win32_BOOL   bInheritHandle;
+}
+
+typedef Win32_LPSECURITY_ATTRIBUTES = Win32_SECURITY_ATTRIBUTES*;
+typedef Win32_PSECURITY_ATTRIBUTES = Win32_SECURITY_ATTRIBUTES*;
+
+struct Win32_STARTUPINFOW
+{
+	Win32_DWORD  cb;
+	Win32_LPWSTR lpReserved;
+	Win32_LPWSTR lpDesktop;
+	Win32_LPWSTR lpTitle;
+	Win32_DWORD  dwX;
+	Win32_DWORD  dwY;
+	Win32_DWORD  dwXSize;
+	Win32_DWORD  dwYSize;
+	Win32_DWORD  dwXCountChars;
+	Win32_DWORD  dwYCountChars;
+	Win32_DWORD  dwFillAttribute;
+	Win32_DWORD  dwFlags;
+	Win32_WORD   wShowWindow;
+	Win32_WORD   cbReserved2;
+	Win32_LPBYTE lpReserved2;
+	Win32_HANDLE hStdInput;
+	Win32_HANDLE hStdOutput;
+	Win32_HANDLE hStdError;
+}
+
+typedef Win32_LPSTARTUPINFOW = Win32_STARTUPINFOW*;
+
+struct Win32_STARTUPINFOEXW
+{
+	inline Win32_STARTUPINFOW win32_StartupInfo;
+    Win32_LPPROC_THREAD_ATTRIBUTE_LIST lpAttributeList;
+}
+
+typedef Win32_LPPROC_THREAD_ATTRIBUTE_LIST = void*;
+typedef Win32_LPSTARTUPINFOEXW = Win32_STARTUPINFOEXW*;
+
+struct Win32_PROCESS_INFORMATION
+{
+	Win32_HANDLE hProcess;
+	Win32_HANDLE hThread;
+	Win32_DWORD  dwProcessId;
+	Win32_DWORD  dwThreadId;
+}
+
+typedef Win32_PPROCESS_INFORMATION = Win32_PROCESS_INFORMATION*;
+typedef Win32_LPPROCESS_INFORMATION = Win32_PROCESS_INFORMATION*;
diff --git a/lib/std/threads/os/thread_win32.c3 b/lib/std/threads/os/thread_win32.c3
index ce34cfd4f..76b02dcc9 100644
--- a/lib/std/threads/os/thread_win32.c3
+++ b/lib/std/threads/os/thread_win32.c3
@@ -3,8 +3,6 @@ module std::thread::os;
 $if (thread::THREAD_MODEL == ThreadModel.WIN32):
 
 typedef NativeThread = Win32_HANDLE;
-typedef Win32_CRITICAL_SECTION = distinct ulong[5];
-typedef Win32_HANDLE = distinct ulong;
 
 struct NativeMutex
 {