From f4a9f9cde33985a44c79e2b1ef37628cb426c3f4 Mon Sep 17 00:00:00 2001
From: Timo Kreuzer <timo.kreuzer@reactos.org>
Date: Sun, 5 May 2024 16:15:30 +0300
Subject: [PATCH] [CRT][NTDLL][MSVCRT] Add _swprintf implementation

---
 dll/ntdll/def/ntdll.spec        |  2 +-
 dll/win32/msvcrt/msvcrt.spec    |  2 +-
 sdk/lib/crt/printf/_swprintf.c  | 13 +++++++++++++
 sdk/lib/crt/printf/printf.cmake |  1 +
 4 files changed, 16 insertions(+), 2 deletions(-)
 create mode 100644 sdk/lib/crt/printf/_swprintf.c

diff --git a/dll/ntdll/def/ntdll.spec b/dll/ntdll/def/ntdll.spec
index aa1cf0ca734..6a98679791b 100644
--- a/dll/ntdll/def/ntdll.spec
+++ b/dll/ntdll/def/ntdll.spec
@@ -1801,7 +1801,7 @@
 @ cdecl _strlwr(str)
 @ cdecl _strnicmp(str str long)
 @ cdecl _strupr(str)
-@ stub -version=0x600+ _swprintf
+@ cdecl -version=0x600+ _swprintf(ptr str)
 @ cdecl -version=0x502 _tolower(long)
 @ cdecl -version=0x502 _toupper(long)
 @ cdecl _ui64toa(double ptr long)
diff --git a/dll/win32/msvcrt/msvcrt.spec b/dll/win32/msvcrt/msvcrt.spec
index ba28cc7c350..b6c10d0f308 100644
--- a/dll/win32/msvcrt/msvcrt.spec
+++ b/dll/win32/msvcrt/msvcrt.spec
@@ -1035,7 +1035,7 @@
 @ cdecl -version=0x600+ _strupr_s_l(str long ptr)
 @ cdecl -version=0x600+ _strxfrm_l(ptr str long ptr)
 @ cdecl _swab(str str long)
-@ stub -version=0x600+ _swprintf
+@ cdecl -version=0x600+ _swprintf(ptr str)
 @ stub -version=0x600+ _swprintf_c
 @ stub -version=0x600+ _swprintf_c_l
 @ stub -version=0x600+ _swprintf_p_l
diff --git a/sdk/lib/crt/printf/_swprintf.c b/sdk/lib/crt/printf/_swprintf.c
new file mode 100644
index 00000000000..67e3588eb13
--- /dev/null
+++ b/sdk/lib/crt/printf/_swprintf.c
@@ -0,0 +1,13 @@
+/*
+ * COPYRIGHT:       GNU GPL, see COPYING in the top level directory
+ * PROJECT:         ReactOS crt library
+ * FILE:            lib/sdk/crt/printf/_swprintf.c
+ * PURPOSE:         Implementation of _swprintf
+ * PROGRAMMER:      Timo Kreuzer
+ */
+
+#define _sxprintf _swprintf
+#define USE_COUNT 0
+#define _UNICODE
+
+#include "_sxprintf.c"
diff --git a/sdk/lib/crt/printf/printf.cmake b/sdk/lib/crt/printf/printf.cmake
index 7b68b88e360..c217160b5bb 100644
--- a/sdk/lib/crt/printf/printf.cmake
+++ b/sdk/lib/crt/printf/printf.cmake
@@ -2,6 +2,7 @@
 list(APPEND LIBCNTPR_PRINTF_SOURCE
     printf/_snprintf.c
     printf/_snwprintf.c
+    printf/_swprintf.c
     printf/_vscprintf.c
     printf/_vscwprintf.c
     printf/_vsnprintf.c