From 10a0a34b1be088d6c578e9da8e56925579ff1c45 Mon Sep 17 00:00:00 2001
From: dolphin6k <dolphin6k@wmail.plala.or.jp>
Date: Sat, 28 Oct 2023 17:55:38 +0900
Subject: [PATCH] Output Version of Tux Paint and Windows

This enables to know the user's environment easily.
---
 Makefile            |  8 ++++++-
 src/tuxpaint.c      |  7 +++++++
 src/win32_version.c | 51 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 65 insertions(+), 1 deletion(-)
 create mode 100644 src/win32_version.c

diff --git a/Makefile b/Makefile
index 6f0697c37..2dc0dead2 100644
--- a/Makefile
+++ b/Makefile
@@ -166,7 +166,7 @@ macos_BUNDLE:=./TuxPaint.app
 ios_BUNDLE:=./TuxPaint-$(SDK).app
 BUNDLE:=$($(OS)_BUNDLE)
 
-windows_ARCH_LIBS:=obj/win32_print.o obj/resource.o obj/win32_trash.o
+windows_ARCH_LIBS:=obj/win32_print.o obj/resource.o obj/win32_trash.o obj/win32_version.o
 macos_ARCH_LIBS:=src/macos_print.m obj/macos.o
 ios_ARCH_LIBS:=src/ios_print.m obj/ios.o
 beos_ARCH_LIBS:=obj/BeOS_print.o
@@ -1363,6 +1363,12 @@ obj/win32_trash.o:	src/win32_trash.c src/debug.h
 	@$(CC) $(CFLAGS) $(DEBUG_FLAGS) $(SDL_CFLAGS) $(DEFS) $(ARCH_DEFS) \
 		-c src/win32_trash.c -o obj/win32_trash.o
 
+obj/win32_version.o:	src/win32_version.c src/debug.h
+	@echo
+	@echo "...Compiling win32 version support..."
+	@$(CC) $(CFLAGS) $(DEBUG_FLAGS) $(SDL_CFLAGS) $(DEFS) $(ARCH_DEFS) \
+		-c src/win32_version.c -o obj/win32_version.o
+
 obj/postscript_print.o:	src/postscript_print.c \
 			src/postscript_print.h src/debug.h
 	@echo
diff --git a/src/tuxpaint.c b/src/tuxpaint.c
index d8dab28c4..a25607d0e 100644
--- a/src/tuxpaint.c
+++ b/src/tuxpaint.c
@@ -390,6 +390,7 @@ typedef struct safer_dirent
 #define wcstombs(tok, wtok, size) WideCharToMultiByte(CP_UTF8,0,wtok,-1,tok,size,NULL,NULL)
 
 extern int win32_trash(const char *path);
+extern void win32_print_version(void);
 
 #undef iswprint
 int iswprint(wchar_t wc)
@@ -30579,6 +30580,12 @@ int main(int argc, char *argv[])
   }
 #endif
 
+#ifdef WIN32
+  printf("Tux Paint Version " VER_VERSION " (" VER_DATE ")\n");
+  printf("Running on ");
+  win32_print_version();
+#endif
+  
   claim_to_be_ready();
 
   mainloop();
diff --git a/src/win32_version.c b/src/win32_version.c
new file mode 100644
index 000000000..064b2e6e8
--- /dev/null
+++ b/src/win32_version.c
@@ -0,0 +1,51 @@
+#include <windows.h>
+#include <VersionHelpers.h>
+#include <stdio.h>
+#include "debug.h"
+
+void win32_print_version(void);
+
+void win32_print_version(void)
+{
+  char *verStr;
+  unsigned int Version = 0; 
+  unsigned int Build = 0;
+  
+  Version = GetVersion();
+  if (Version < 0x80000000)              
+    Build = (DWORD)(HIWORD(Version));
+      
+  if (IsWindows10OrGreater()) {
+    if (Build < 22000){
+      verStr = strdup("Windows 10");
+    }else{
+      verStr = strdup("Windows 11");
+    }
+  }else if (IsWindows8Point1OrGreater()){
+    verStr = strdup("Windows 8.1");
+  }else if (IsWindows8OrGreater()){
+    verStr = strdup("Windows 8");
+  }else if (IsWindows7SP1OrGreater()){
+    verStr = strdup("Windows 7 Service Pack 1");
+  }else if (IsWindows7OrGreater()){
+    verStr = strdup("Windows 7");
+  }else if (IsWindowsVistaSP2OrGreater()){
+    verStr = strdup("Windows Vista Service Pack 2");
+  }else if (IsWindowsVistaSP1OrGreater()){
+    verStr = strdup("Windows Vista Service Pack 1");
+  }else if (IsWindowsVistaOrGreater()){
+    verStr = strdup("Windows Vista");
+  }else{
+    verStr = strdup("unknown");
+  }
+
+  printf ("Microsoft %s", verStr);
+  
+  if (IsWindowsServer()){
+    printf(" Server");
+  }
+  
+  if (Version < 0x80000000){              
+    printf(" (Build %d)\n", Build);
+  }
+}