From d3f8d98df7e2afb5f264a46f526cf21db0b22b58 Mon Sep 17 00:00:00 2001
From: Etienne Laurin <etienne@atnnn.com>
Date: Tue, 21 Feb 2023 01:35:54 -0700
Subject: [PATCH 1/2] 7zz: cross-compile for mingw

---
 pkgs/tools/archivers/7zz/default.nix | 44 ++++++++++++++++++++++++++--
 1 file changed, 41 insertions(+), 3 deletions(-)

diff --git a/pkgs/tools/archivers/7zz/default.nix b/pkgs/tools/archivers/7zz/default.nix
index 150230f775a49..841d2acc20175 100644
--- a/pkgs/tools/archivers/7zz/default.nix
+++ b/pkgs/tools/archivers/7zz/default.nix
@@ -56,8 +56,45 @@ stdenv.mkDerivation rec {
   patches = [ ./fix-build-on-darwin.patch ];
   patchFlags = [ "-p0" ];
 
+  postPatch = lib.optionalString stdenv.hostPlatform.isMinGW ''
+    find . \( -iname '*.cpp' -o -iname '*.h' -o -iname '*.c' -o -iname '*.rc' \) -print0 \
+      | xargs -0 sed -i '
+        s/<Windows.h>/<windows.h>/
+        s/<WinIoCtl.h>/<winioctl.h>/
+        s/<ShlObj.h>/<shlobj.h>/
+        s/<CommCtrl.h>/<commctrl.h>/
+        s/<Shlwapi.h>/<shlwapi.h>/
+        s/<ShObjIdl.h>/<shobjidl.h>/
+        s/<Psapi.h>/<psapi.h>/
+        s/<WindowsX.h>/<windowsx.h>/
+        s/<WinBase.h>/<winbase.h>/
+        s/<TlHelp32.h>/<tlhelp32.h>/
+        s/<PrSht.h>/<prsht.h>/
+        s/<OleCtl.h>/<olectl.h>/
+        s/<NTSecAPI.h>/<ntsecapi.h>/
+        s/<MAPI.h>/<mapi.h>/
+        s/<InitGuid.h>/<initguid.h>/
+        s/<HtmlHelp.h>/<htmlhelp.h>/
+        s/<WinVer.h>/<winver.h>/
+        /#include/ s|\\|/|g
+      '
+    find . -iname '*mak*' -print0 \
+      | xargs -0 sed -i '
+        s/-lUser32/-luser32/g
+        s/-lOle32/-lole32/g
+        s/-lGdi32/-lgdi32/g
+        s/-lComctl32/-lcomctl32/g
+        s/-lComdlg32/-lcomdlg32/g
+      '
+    substituteInPlace CPP/7zip/7zip_gcc.mak C/7zip_gcc_c.mak \
+      --replace windres.exe ${stdenv.cc.targetPrefix}windres
+  '';
+
   NIX_CFLAGS_COMPILE = lib.optionals stdenv.isDarwin [
     "-Wno-deprecated-copy-dtor"
+  ] ++ lib.optionals stdenv.hostPlatform.isMinGW [
+    "-Wno-conversion"
+    "-Wno-unused-macros"
   ];
 
   inherit makefile;
@@ -73,7 +110,8 @@ stdenv.mkDerivation rec {
     # aarch64-darwin so we don't need additional changes for it
     ++ lib.optionals stdenv.isDarwin [ "MACOSX_DEPLOYMENT_TARGET=10.16" ]
     # it's the compression code with the restriction, see DOC/License.txt
-    ++ lib.optionals (!enableUnfree) [ "DISABLE_RAR_COMPRESS=true" ];
+    ++ lib.optionals (!enableUnfree) [ "DISABLE_RAR_COMPRESS=true" ]
+    ++ lib.optionals (stdenv.hostPlatform.isMinGW) [ "IS_MINGW=1" "MSYSTEM=1" ];
 
   nativeBuildInputs = lib.optionals useUasm [ uasm ];
 
@@ -84,7 +122,7 @@ stdenv.mkDerivation rec {
   installPhase = ''
     runHook preInstall
 
-    install -Dm555 -t $out/bin b/*/7zz
+    install -Dm555 -t $out/bin b/*/7zz${stdenv.hostPlatform.extensions.executable}
     install -Dm444 -t $out/share/doc/${pname} ../../../../DOC/*.txt
 
     runHook postInstall
@@ -109,7 +147,7 @@ stdenv.mkDerivation rec {
       # the unRAR compression code is disabled by default
       lib.optionals enableUnfree [ unfree ];
     maintainers = with maintainers; [ anna328p peterhoeg jk ];
-    platforms = platforms.unix;
+    platforms = platforms.unix ++ platforms.windows;
     mainProgram = "7zz";
   };
 }

From 045e8b36db28f747f1506293825a20a8ef007f71 Mon Sep 17 00:00:00 2001
From: Etienne Laurin <etienne@atnnn.com>
Date: Tue, 21 Feb 2023 03:21:21 -0700
Subject: [PATCH 2/2] 7zz: convert mingw script to patch

---
 pkgs/tools/archivers/7zz/default.nix          |  34 +-
 .../archivers/7zz/fix-cross-mingw-build.patch | 659 ++++++++++++++++++
 2 files changed, 663 insertions(+), 30 deletions(-)
 create mode 100644 pkgs/tools/archivers/7zz/fix-cross-mingw-build.patch

diff --git a/pkgs/tools/archivers/7zz/default.nix b/pkgs/tools/archivers/7zz/default.nix
index 841d2acc20175..9685a3d75824d 100644
--- a/pkgs/tools/archivers/7zz/default.nix
+++ b/pkgs/tools/archivers/7zz/default.nix
@@ -53,39 +53,13 @@ stdenv.mkDerivation rec {
 
   sourceRoot = ".";
 
-  patches = [ ./fix-build-on-darwin.patch ];
+  patches = [
+    ./fix-build-on-darwin.patch
+    ./fix-cross-mingw-build.patch
+  ];
   patchFlags = [ "-p0" ];
 
   postPatch = lib.optionalString stdenv.hostPlatform.isMinGW ''
-    find . \( -iname '*.cpp' -o -iname '*.h' -o -iname '*.c' -o -iname '*.rc' \) -print0 \
-      | xargs -0 sed -i '
-        s/<Windows.h>/<windows.h>/
-        s/<WinIoCtl.h>/<winioctl.h>/
-        s/<ShlObj.h>/<shlobj.h>/
-        s/<CommCtrl.h>/<commctrl.h>/
-        s/<Shlwapi.h>/<shlwapi.h>/
-        s/<ShObjIdl.h>/<shobjidl.h>/
-        s/<Psapi.h>/<psapi.h>/
-        s/<WindowsX.h>/<windowsx.h>/
-        s/<WinBase.h>/<winbase.h>/
-        s/<TlHelp32.h>/<tlhelp32.h>/
-        s/<PrSht.h>/<prsht.h>/
-        s/<OleCtl.h>/<olectl.h>/
-        s/<NTSecAPI.h>/<ntsecapi.h>/
-        s/<MAPI.h>/<mapi.h>/
-        s/<InitGuid.h>/<initguid.h>/
-        s/<HtmlHelp.h>/<htmlhelp.h>/
-        s/<WinVer.h>/<winver.h>/
-        /#include/ s|\\|/|g
-      '
-    find . -iname '*mak*' -print0 \
-      | xargs -0 sed -i '
-        s/-lUser32/-luser32/g
-        s/-lOle32/-lole32/g
-        s/-lGdi32/-lgdi32/g
-        s/-lComctl32/-lcomctl32/g
-        s/-lComdlg32/-lcomdlg32/g
-      '
     substituteInPlace CPP/7zip/7zip_gcc.mak C/7zip_gcc_c.mak \
       --replace windres.exe ${stdenv.cc.targetPrefix}windres
   '';
diff --git a/pkgs/tools/archivers/7zz/fix-cross-mingw-build.patch b/pkgs/tools/archivers/7zz/fix-cross-mingw-build.patch
new file mode 100644
index 0000000000000..59608b52b7930
--- /dev/null
+++ b/pkgs/tools/archivers/7zz/fix-cross-mingw-build.patch
@@ -0,0 +1,659 @@
+diff --git C/7zVersion.rc C/7zVersion.rc
+index 6ed26de7445..675e9bb0321 100755
+--- C/7zVersion.rc
++++ C/7zVersion.rc
+@@ -5,7 +5,7 @@
+ #define MY_VFT_APP  0x00000001L
+ #define MY_VFT_DLL  0x00000002L
+ 
+-// #include <WinVer.h>
++// #include <winver.h>
+ 
+ #ifndef MY_VERSION
+ #include "7zVersion.h"
+diff --git C/7zip_gcc_c.mak C/7zip_gcc_c.mak
+index d41810478db..43cdd51271e 100755
+--- C/7zip_gcc_c.mak
++++ C/7zip_gcc_c.mak
+@@ -93,7 +93,7 @@ DEL_OBJ_EXE = -$(RM) $(O)\*.o $(O)\$(PROG).exe $(O)\$(PROG).dll
+ endif
+ 
+ 
+-LIB2 = -lOle32 -loleaut32 -luuid -ladvapi32 -lUser32
++LIB2 = -lole32 -loleaut32 -luuid -ladvapi32 -luser32
+ 
+ CXXFLAGS_EXTRA = -DUNICODE -D_UNICODE
+ # -Wno-delete-non-virtual-dtor
+diff --git C/Alloc.c C/Alloc.c
+index 142a1ea2219..0d0107c56f4 100755
+--- C/Alloc.c
++++ C/Alloc.c
+@@ -6,7 +6,7 @@
+ #include <stdio.h>
+ 
+ #ifdef _WIN32
+-#include <Windows.h>
++#include <windows.h>
+ #endif
+ #include <stdlib.h>
+ 
+diff --git C/CpuArch.c C/CpuArch.c
+index a0e93e8b08e..36e0be0b1c8 100755
+--- C/CpuArch.c
++++ C/CpuArch.c
+@@ -217,7 +217,7 @@ BoolInt CPU_Is_InOrder()
+ }
+ 
+ #if !defined(MY_CPU_AMD64) && defined(_WIN32)
+-#include <Windows.h>
++#include <windows.h>
+ static BoolInt CPU_Sys_Is_SSE_Supported()
+ {
+   OSVERSIONINFO vi;
+@@ -275,7 +275,7 @@ BoolInt CPU_IsSupported_SHA()
+ // #include <stdio.h>
+ 
+ #ifdef _WIN32
+-#include <Windows.h>
++#include <windows.h>
+ #endif
+ 
+ BoolInt CPU_IsSupported_AVX2()
+@@ -351,7 +351,7 @@ BoolInt CPU_IsSupported_PageGB()
+ 
+ #ifdef _WIN32
+ 
+-#include <Windows.h>
++#include <windows.h>
+ 
+ BoolInt CPU_IsSupported_CRC32()  { return IsProcessorFeaturePresent(PF_ARM_V8_CRC32_INSTRUCTIONS_AVAILABLE) ? 1 : 0; }
+ BoolInt CPU_IsSupported_CRYPTO() { return IsProcessorFeaturePresent(PF_ARM_V8_CRYPTO_INSTRUCTIONS_AVAILABLE) ? 1 : 0; }
+diff --git C/DllSecur.c C/DllSecur.c
+index a37c1b3e2c5..16755bba930 100755
+--- C/DllSecur.c
++++ C/DllSecur.c
+@@ -5,7 +5,7 @@
+ 
+ #ifdef _WIN32
+ 
+-#include <Windows.h>
++#include <windows.h>
+ 
+ #include "DllSecur.h"
+ 
+diff --git C/Threads.h C/Threads.h
+index e9493afff62..71972558d48 100755
+--- C/Threads.h
++++ C/Threads.h
+@@ -5,7 +5,7 @@
+ #define __7Z_THREADS_H
+ 
+ #ifdef _WIN32
+-#include <Windows.h>
++#include <windows.h>
+ #else
+ 
+ #if defined(__linux__)
+diff --git C/Util/7zipInstall/7zipInstall.c C/Util/7zipInstall/7zipInstall.c
+index 2c498bb4392..d791bc4181c 100755
+--- C/Util/7zipInstall/7zipInstall.c
++++ C/Util/7zipInstall/7zipInstall.c
+@@ -10,7 +10,7 @@
+ #endif
+ 
+ #include <windows.h>
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "../../7z.h"
+ #include "../../7zAlloc.h"
+diff --git C/Util/7zipInstall/resource.rc C/Util/7zipInstall/resource.rc
+index 4d6a91feda1..c19f601f69f 100755
+--- C/Util/7zipInstall/resource.rc
++++ C/Util/7zipInstall/resource.rc
+@@ -1,6 +1,6 @@
+ #include <winnt.h>
+ #include <WinUser.h>
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #define USE_COPYRIGHT_CR
+ #include "../../7zVersion.rc"
+diff --git C/Util/7zipUninstall/7zipUninstall.c C/Util/7zipUninstall/7zipUninstall.c
+index 89cd764dbe9..32ece1c6c14 100755
+--- C/Util/7zipUninstall/7zipUninstall.c
++++ C/Util/7zipUninstall/7zipUninstall.c
+@@ -11,7 +11,7 @@
+ // #define SZ_ERROR_ABORT 100
+ 
+ #include <windows.h>
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "../../7zVersion.h"
+ 
+diff --git C/Util/7zipUninstall/resource.rc C/Util/7zipUninstall/resource.rc
+index 506e0665cdd..ae1dfedc83b 100755
+--- C/Util/7zipUninstall/resource.rc
++++ C/Util/7zipUninstall/resource.rc
+@@ -1,6 +1,6 @@
+ #include <winnt.h>
+ #include <WinUser.h>
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #define USE_COPYRIGHT_CR
+ #include "../../7zVersion.rc"
+diff --git CPP/7zip/7zip_gcc.mak CPP/7zip/7zip_gcc.mak
+index 2a24e06aa1f..fb32b933201 100755
+--- CPP/7zip/7zip_gcc.mak
++++ CPP/7zip/7zip_gcc.mak
+@@ -113,8 +113,8 @@ MY_MKDIR=mkdir
+ DEL_OBJ_EXE = -$(RM) $(O)\*.o $(O)\$(PROG).exe $(O)\$(PROG).dll
+ endif
+ 
+-LIB2_GUI = -lOle32 -lGdi32 -lComctl32 -lComdlg32 $(LIB_HTMLHELP)
+-LIB2 = -loleaut32 -luuid -ladvapi32 -lUser32 $(LIB2_GUI)
++LIB2_GUI = -lole32 -lgdi32 -lcomctl32 -lcomdlg32 $(LIB_HTMLHELP)
++LIB2 = -loleaut32 -luuid -ladvapi32 -luser32 $(LIB2_GUI)
+ 
+ CXXFLAGS_EXTRA = -DUNICODE -D_UNICODE
+ # -Wno-delete-non-virtual-dtor
+diff --git CPP/7zip/Bundles/Fm/StdAfx.h CPP/7zip/Bundles/Fm/StdAfx.h
+index c15e07939da..d1e094cc339 100755
+--- CPP/7zip/Bundles/Fm/StdAfx.h
++++ CPP/7zip/Bundles/Fm/StdAfx.h
+@@ -9,8 +9,8 @@
+ 
+ #include "../../../Common/Common.h"
+ 
+-#include <CommCtrl.h>
+-#include <ShlObj.h>
+-#include <Shlwapi.h>
++#include <commctrl.h>
++#include <shlobj.h>
++#include <shlwapi.h>
+ 
+ #endif
+diff --git CPP/7zip/Bundles/SFXWin/SfxWin.cpp CPP/7zip/Bundles/SFXWin/SfxWin.cpp
+index cf3bad389a0..260484c11e4 100755
+--- CPP/7zip/Bundles/SFXWin/SfxWin.cpp
++++ CPP/7zip/Bundles/SFXWin/SfxWin.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <Shlwapi.h>
++#include <shlwapi.h>
+ 
+ #include "../../../Common/MyInitGuid.h"
+ 
+diff --git CPP/7zip/Bundles/SFXWin/StdAfx.h CPP/7zip/Bundles/SFXWin/StdAfx.h
+index f263ecb77c5..e96640e995c 100755
+--- CPP/7zip/Bundles/SFXWin/StdAfx.h
++++ CPP/7zip/Bundles/SFXWin/StdAfx.h
+@@ -6,7 +6,7 @@
+ #include "../../../Common/Common.h"
+ 
+ #include <commctrl.h>
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ // #define printf(x) NO_PRINTF_(x)
+ // #define sprintf(x) NO_SPRINTF_(x)
+diff --git CPP/7zip/Crypto/RandGen.cpp CPP/7zip/Crypto/RandGen.cpp
+index c123109a15b..c3709ccff6b 100755
+--- CPP/7zip/Crypto/RandGen.cpp
++++ CPP/7zip/Crypto/RandGen.cpp
+@@ -19,7 +19,7 @@
+ 
+ #ifdef USE_STATIC_RtlGenRandom
+ 
+-// #include <NTSecAPI.h>
++// #include <ntsecapi.h>
+ 
+ EXTERN_C_BEGIN
+ #ifndef RtlGenRandom
+diff --git CPP/7zip/GuiCommon.rc CPP/7zip/GuiCommon.rc
+index 565ee702ef9..13043ef4c53 100755
+--- CPP/7zip/GuiCommon.rc
++++ CPP/7zip/GuiCommon.rc
+@@ -4,7 +4,7 @@
+ // #include <WinUser.h>
+ 
+ // for Windows CE:
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ 
+ LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
+diff --git CPP/7zip/MyVersionInfo.rc CPP/7zip/MyVersionInfo.rc
+index eddf8935c84..90e65376be8 100755
+--- CPP/7zip/MyVersionInfo.rc
++++ CPP/7zip/MyVersionInfo.rc
+@@ -1,2 +1,2 @@
+ #include "MyVersion.h"
+-#include "..\..\C\7zVersion.rc"
++#include "../../C/7zVersion.rc"
+diff --git CPP/7zip/UI/Common/Update.cpp CPP/7zip/UI/Common/Update.cpp
+index 5490ff445a0..003ee6634ea 100755
+--- CPP/7zip/UI/Common/Update.cpp
++++ CPP/7zip/UI/Common/Update.cpp
+@@ -1163,7 +1163,7 @@ static HRESULT EnumerateInArchiveItems(
+ 
+ #if defined(_WIN32) && !defined(UNDER_CE)
+ 
+-#include <MAPI.h>
++#include <mapi.h>
+ 
+ #endif
+ 
+diff --git CPP/7zip/UI/Console/Main.cpp CPP/7zip/UI/Console/Main.cpp
+index 363572cd3dd..765f55293a7 100755
+--- CPP/7zip/UI/Console/Main.cpp
++++ CPP/7zip/UI/Console/Main.cpp
+@@ -5,7 +5,7 @@
+ #include "../../../Common/MyWindows.h"
+ 
+ #ifdef _WIN32
+-#include <Psapi.h>
++#include <psapi.h>
+ #else
+ #include <unistd.h>
+ #include <sys/ioctl.h>
+diff --git CPP/7zip/UI/Explorer/ContextMenu.h CPP/7zip/UI/Explorer/ContextMenu.h
+index e60ffccf11b..aea34e7de07 100755
+--- CPP/7zip/UI/Explorer/ContextMenu.h
++++ CPP/7zip/UI/Explorer/ContextMenu.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "MyExplorerCommand.h"
+ 
+diff --git CPP/7zip/UI/Explorer/DllExportsExplorer.cpp CPP/7zip/UI/Explorer/DllExportsExplorer.cpp
+index 84c92e2e2d3..df126d8d232 100755
+--- CPP/7zip/UI/Explorer/DllExportsExplorer.cpp
++++ CPP/7zip/UI/Explorer/DllExportsExplorer.cpp
+@@ -11,7 +11,7 @@
+ #include "../../../Common/MyWindows.h"
+ // #include "../../../Common/IntToString.h"
+ 
+-#include <OleCtl.h>
++#include <olectl.h>
+ 
+ #include "../../../Common/MyInitGuid.h"
+ 
+diff --git CPP/7zip/UI/Explorer/MyExplorerCommand.h CPP/7zip/UI/Explorer/MyExplorerCommand.h
+index b1997f0da6e..d1d038df11b 100755
+--- CPP/7zip/UI/Explorer/MyExplorerCommand.h
++++ CPP/7zip/UI/Explorer/MyExplorerCommand.h
+@@ -17,7 +17,7 @@
+     ShObjIdl.h      : old Windows SDK
+     ShObjIdl_core.h : new Windows 10 SDK */
+ 
+-#include <ShObjIdl.h>
++#include <shobjidl.h>
+ 
+ #ifndef __IShellItem_INTERFACE_DEFINED__
+ #define __IShellItem_INTERFACE_DEFINED__
+diff --git CPP/7zip/UI/Explorer/StdAfx.h CPP/7zip/UI/Explorer/StdAfx.h
+index 35e8b337d68..16883ceda1b 100755
+--- CPP/7zip/UI/Explorer/StdAfx.h
++++ CPP/7zip/UI/Explorer/StdAfx.h
+@@ -9,6 +9,6 @@
+ 
+ #include "../../../Common/Common.h"
+ 
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #endif
+diff --git CPP/7zip/UI/FileManager/BrowseDialog.cpp CPP/7zip/UI/FileManager/BrowseDialog.cpp
+index e43172385b6..286faeeb660 100755
+--- CPP/7zip/UI/FileManager/BrowseDialog.cpp
++++ CPP/7zip/UI/FileManager/BrowseDialog.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #ifndef UNDER_CE
+ #include "../../../Windows/CommonDialog.h"
+diff --git CPP/7zip/UI/FileManager/FM.cpp CPP/7zip/UI/FileManager/FM.cpp
+index b0b3715c9a5..14af8c32288 100755
+--- CPP/7zip/UI/FileManager/FM.cpp
++++ CPP/7zip/UI/FileManager/FM.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <Shlwapi.h>
++#include <shlwapi.h>
+ 
+ #include "../../../../C/Alloc.h"
+ #ifdef _WIN32
+diff --git CPP/7zip/UI/FileManager/FSFolderCopy.cpp CPP/7zip/UI/FileManager/FSFolderCopy.cpp
+index b0e1146816d..16208e58f6b 100755
+--- CPP/7zip/UI/FileManager/FSFolderCopy.cpp
++++ CPP/7zip/UI/FileManager/FSFolderCopy.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <WinBase.h>
++#include <winbase.h>
+ 
+ #include "../../../Common/Defs.h"
+ #include "../../../Common/StringConvert.h"
+diff --git CPP/7zip/UI/FileManager/HelpUtils.cpp CPP/7zip/UI/FileManager/HelpUtils.cpp
+index 94253a70f5c..3f4479dbddd 100755
+--- CPP/7zip/UI/FileManager/HelpUtils.cpp
++++ CPP/7zip/UI/FileManager/HelpUtils.cpp
+@@ -24,7 +24,7 @@ void ShowHelpWindow(LPCSTR)
+ #include "../../../Windows/FileName.h"
+ 
+ #else
+-#include <HtmlHelp.h>
++#include <htmlhelp.h>
+ #endif
+ 
+ #include "../../../Common/StringConvert.h"
+diff --git CPP/7zip/UI/FileManager/MyWindowsNew.h CPP/7zip/UI/FileManager/MyWindowsNew.h
+index c0fe8439b98..ba7d608b90e 100755
+--- CPP/7zip/UI/FileManager/MyWindowsNew.h
++++ CPP/7zip/UI/FileManager/MyWindowsNew.h
+@@ -5,7 +5,7 @@
+ 
+ #ifdef _MSC_VER
+ 
+-#include <ShObjIdl.h>
++#include <shobjidl.h>
+ 
+ #ifndef __ITaskbarList3_INTERFACE_DEFINED__
+ #define __ITaskbarList3_INTERFACE_DEFINED__
+diff --git CPP/7zip/UI/FileManager/Panel.cpp CPP/7zip/UI/FileManager/Panel.cpp
+index f7162e502ac..2eaf9e1266b 100755
+--- CPP/7zip/UI/FileManager/Panel.cpp
++++ CPP/7zip/UI/FileManager/Panel.cpp
+@@ -2,7 +2,7 @@
+ 
+ #include "StdAfx.h"
+ 
+-#include <WindowsX.h>
++#include <windowsx.h>
+ // #include <stdio.h>
+ 
+ #include "../../../Common/IntToString.h"
+diff --git CPP/7zip/UI/FileManager/Panel.h CPP/7zip/UI/FileManager/Panel.h
+index 5a9fef01de2..1f2b86a8e43 100755
+--- CPP/7zip/UI/FileManager/Panel.h
++++ CPP/7zip/UI/FileManager/Panel.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "../../../../C/Alloc.h"
+ 
+diff --git CPP/7zip/UI/FileManager/PanelItemOpen.cpp CPP/7zip/UI/FileManager/PanelItemOpen.cpp
+index 6af42c96923..595acdbb563 100755
+--- CPP/7zip/UI/FileManager/PanelItemOpen.cpp
++++ CPP/7zip/UI/FileManager/PanelItemOpen.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <TlHelp32.h>
++#include <tlhelp32.h>
+ 
+ #include "../../../Common/IntToString.h"
+ 
+diff --git CPP/7zip/UI/FileManager/RootFolder.cpp CPP/7zip/UI/FileManager/RootFolder.cpp
+index 6984434026f..d50c1eb832e 100755
+--- CPP/7zip/UI/FileManager/RootFolder.cpp
++++ CPP/7zip/UI/FileManager/RootFolder.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "../../../Common/StringConvert.h"
+ 
+diff --git CPP/7zip/UI/FileManager/StdAfx.h CPP/7zip/UI/FileManager/StdAfx.h
+index 74cfbc6deef..88960aa8c58 100755
+--- CPP/7zip/UI/FileManager/StdAfx.h
++++ CPP/7zip/UI/FileManager/StdAfx.h
+@@ -14,8 +14,8 @@
+ 
+ // #include "../../../Common/MyWindows.h"
+ 
+-// #include <CommCtrl.h>
+-// #include <ShlObj.h>
+-// #include <Shlwapi.h>
++// #include <commctrl.h>
++// #include <shlobj.h>
++// #include <shlwapi.h>
+ 
+ #endif
+diff --git CPP/7zip/UI/FileManager/SysIconUtils.cpp CPP/7zip/UI/FileManager/SysIconUtils.cpp
+index 43c613244a8..1cdf1d4c5b3 100755
+--- CPP/7zip/UI/FileManager/SysIconUtils.cpp
++++ CPP/7zip/UI/FileManager/SysIconUtils.cpp
+@@ -10,7 +10,7 @@
+ 
+ #include "SysIconUtils.h"
+ 
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #define MY_CAST_FUNC  (void(*)())
+ // #define MY_CAST_FUNC
+diff --git CPP/7zip/UI/FileManager/SysIconUtils.h CPP/7zip/UI/FileManager/SysIconUtils.h
+index ba747d9ded0..2eedc4be403 100755
+--- CPP/7zip/UI/FileManager/SysIconUtils.h
++++ CPP/7zip/UI/FileManager/SysIconUtils.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #include "../../../Common/MyString.h"
+ 
+diff --git CPP/7zip/UI/FileManager/SystemPage.cpp CPP/7zip/UI/FileManager/SystemPage.cpp
+index ff68172e2bf..06025259c85 100755
+--- CPP/7zip/UI/FileManager/SystemPage.cpp
++++ CPP/7zip/UI/FileManager/SystemPage.cpp
+@@ -4,7 +4,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "../../../Common/Defs.h"
+ #include "../../../Common/StringConvert.h"
+diff --git CPP/7zip/UI/GUI/GUI.cpp CPP/7zip/UI/GUI/GUI.cpp
+index 0cc2ee3afcc..4ffc2384668 100755
+--- CPP/7zip/UI/GUI/GUI.cpp
++++ CPP/7zip/UI/GUI/GUI.cpp
+@@ -8,7 +8,7 @@
+ 
+ #include "../../../Common/MyWindows.h"
+ 
+-#include <Shlwapi.h>
++#include <shlwapi.h>
+ 
+ #include "../../../Common/MyInitGuid.h"
+ 
+diff --git CPP/7zip/UI/GUI/StdAfx.h CPP/7zip/UI/GUI/StdAfx.h
+index 498b2fcbe4b..3c830f6a3d4 100755
+--- CPP/7zip/UI/GUI/StdAfx.h
++++ CPP/7zip/UI/GUI/StdAfx.h
+@@ -11,9 +11,9 @@
+ 
+ // #include "../../../Common/MyWindows.h"
+ 
+-// #include <CommCtrl.h>
+-// #include <ShlObj.h>
+-// #include <Shlwapi.h>
++// #include <commctrl.h>
++// #include <shlobj.h>
++// #include <shlwapi.h>
+ 
+ // #define printf(x) NO_PRINTF_(x)
+ // #define sprintf(x) NO_SPRINTF_(x)
+diff --git CPP/Common/MyInitGuid.h CPP/Common/MyInitGuid.h
+index 6895097371a..6b2f3f35d5a 100755
+--- CPP/Common/MyInitGuid.h
++++ CPP/Common/MyInitGuid.h
+@@ -29,7 +29,7 @@ Also we need IID_IUnknown that is initialized in some file for linking:
+ #include <basetyps.h>
+ #endif
+ 
+-#include <InitGuid.h>
++#include <initguid.h>
+ 
+ #ifdef UNDER_CE
+ DEFINE_GUID(IID_IUnknown,
+diff --git CPP/Common/MyWindows.h CPP/Common/MyWindows.h
+index 69eed8f6446..f48680f9d05 100755
+--- CPP/Common/MyWindows.h
++++ CPP/Common/MyWindows.h
+@@ -5,7 +5,7 @@
+ 
+ #ifdef _WIN32
+ 
+-#include <Windows.h>
++#include <windows.h>
+ 
+ #ifdef UNDER_CE
+   #undef VARIANT_TRUE
+diff --git CPP/Windows/Control/ComboBox.h CPP/Windows/Control/ComboBox.h
+index 8ab9ce5027d..8b12599b785 100755
+--- CPP/Windows/Control/ComboBox.h
++++ CPP/Windows/Control/ComboBox.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../Common/MyWindows.h"
+ 
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #include "../Window.h"
+ 
+diff --git CPP/Windows/Control/ImageList.h CPP/Windows/Control/ImageList.h
+index e59443058b8..f72ea0d1990 100755
+--- CPP/Windows/Control/ImageList.h
++++ CPP/Windows/Control/ImageList.h
+@@ -3,7 +3,7 @@
+ #ifndef __WINDOWS_CONTROL_IMAGE_LIST_H
+ #define __WINDOWS_CONTROL_IMAGE_LIST_H
+ 
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #include "../Defs.h"
+ 
+diff --git CPP/Windows/Control/ListView.h CPP/Windows/Control/ListView.h
+index 56e1100c726..cbd9cd1e21d 100755
+--- CPP/Windows/Control/ListView.h
++++ CPP/Windows/Control/ListView.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../Common/MyWindows.h"
+ 
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #include "../Window.h"
+ 
+diff --git CPP/Windows/Control/ProgressBar.h CPP/Windows/Control/ProgressBar.h
+index 741315dd4dd..f18d89c14f0 100755
+--- CPP/Windows/Control/ProgressBar.h
++++ CPP/Windows/Control/ProgressBar.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../Common/MyWindows.h"
+ 
+-#include <CommCtrl.h>
++#include <commctrl.h>
+ 
+ #include "../Window.h"
+ 
+diff --git CPP/Windows/Control/PropertyPage.h CPP/Windows/Control/PropertyPage.h
+index 97c87b3b453..551c95994c2 100755
+--- CPP/Windows/Control/PropertyPage.h
++++ CPP/Windows/Control/PropertyPage.h
+@@ -5,7 +5,7 @@
+ 
+ #include "../../Common/MyWindows.h"
+ 
+-#include <PrSht.h>
++#include <prsht.h>
+ 
+ #include "Dialog.h"
+ 
+diff --git CPP/Windows/FileIO.h CPP/Windows/FileIO.h
+index 9146491d236..e11022f82d4 100755
+--- CPP/Windows/FileIO.h
++++ CPP/Windows/FileIO.h
+@@ -17,7 +17,7 @@
+ #ifdef _WIN32
+ 
+ #if defined(_WIN32) && !defined(UNDER_CE)
+-#include <WinIoCtl.h>
++#include <winioctl.h>
+ #endif
+ 
+ #else
+diff --git CPP/Windows/ProcessUtils.h CPP/Windows/ProcessUtils.h
+index 64ebe3775e4..de46c6f52a5 100755
+--- CPP/Windows/ProcessUtils.h
++++ CPP/Windows/ProcessUtils.h
+@@ -3,7 +3,7 @@
+ #ifndef __WINDOWS_PROCESS_UTILS_H
+ #define __WINDOWS_PROCESS_UTILS_H
+ 
+-#include <Psapi.h>
++#include <psapi.h>
+ 
+ #include "../Common/MyString.h"
+ 
+diff --git CPP/Windows/SecurityUtils.h CPP/Windows/SecurityUtils.h
+index de62035ec86..18a083fc580 100755
+--- CPP/Windows/SecurityUtils.h
++++ CPP/Windows/SecurityUtils.h
+@@ -3,7 +3,7 @@
+ #ifndef __WINDOWS_SECURITY_UTILS_H
+ #define __WINDOWS_SECURITY_UTILS_H
+ 
+-#include <NTSecAPI.h>
++#include <ntsecapi.h>
+ 
+ #include "Defs.h"
+ 
+diff --git CPP/Windows/Shell.h CPP/Windows/Shell.h
+index 30388bc5a70..dc3daa5e60b 100755
+--- CPP/Windows/Shell.h
++++ CPP/Windows/Shell.h
+@@ -4,7 +4,7 @@
+ #define __WINDOWS_SHELL_H
+ 
+ #include "../Common/MyWindows.h"
+-#include <ShlObj.h>
++#include <shlobj.h>
+ 
+ #include "../Common/MyString.h"
+