Windows: Update build instructions.

INSTALL

@@ -138,15 +138,18 @@ XZ Utils Installation
     redistributable .zip or .7z file. See windows/INSTALL-Windows.txt
     for more information.
 
-    It might be possible to build liblzma with a non-GNU toolchain too,
-    but that will probably require writing a separate makefile. Building
+    It may be possible to build liblzma with other toolchains too, but
+    that will probably require writing a separate makefile. Building
     the command line tools with non-GNU toolchains will be harder than
     building only liblzma.
 
-    Even if liblzma is built with MinGW, the resulting DLL or static
-    library can be used by other compilers and linkers, including MSVC.
-    Thus, it shouldn't be a problem to use MinGW to build liblzma even
-    if you cannot use MinGW to build the rest of your project. See
+    Starting with XZ Utils 5.2.0, building liblzma (not the whole
+    XZ Utils) should work with MSVC 2013 update 2 or later using
+    windows/config.h. No project files or makefiles are included yet,
+    so the build process isn't as convenient yet as it could be.
+
+    Even if liblzma is built with MinGW(-w64), the resulting DLL can
+    be used by other compilers and linkers, including MSVC. See
     windows/README-Windows.txt for details.
 
 

windows/INSTALL-Windows.txt

@@ -25,16 +25,16 @@ Installing the toolchain(s)
     Some of the following is needed:
       - MSYS is always needed to use the GNU Autotools based build system.
       - MinGW builds 32-bit x86 binaries.
-      - MingW-w32 builds 32-bit x86 executables too.
+      - 32-bit MinGW-w64 (I call it MingW-w32 here) builds 32-bit x86
+        executables too.
       - MinGW-w64 builds 64-bit x86-64 binaries.
 
     So you need to pick between MinGW and MinGW-w32 when building
     32-bit version. You don't need both.
 
     You might find 7-Zip <http://7-zip.org/> handy when extracting
-    some files (especially the .tar.lzma files). The ready-made
-    build script will also use 7-Zip to create the distributable
-    .zip and .7z files.
+    some files. The ready-made build script build.bash will also use
+    7-Zip to create the distributable .zip and .7z files.
 
     I used the following directory structure but you can use whatever
     you want. Just note that I will use these in my examples. Each of
@@ -50,14 +50,13 @@ Installing MSYS
 
     You can download MSYS from MinGW's Sourceforge page:
 
-        http://sourceforge.net/projects/mingw/files/
+        http://sourceforge.net/projects/mingw/files/MSYS/Base/msys-core/
 
-    It's under "MSYS Base System". I recommend using MSYS 1.0.11
-    (MSYS-1.0.11.exe or msysCORE-1.0.11-bin.tar.gz) because that
-    package includes all the required tools. At least some of the
-    later versions include only a subset and thus you would need to
-    download the rest separately. The old version will work fine for
-    building XZ Utils.
+    I recommend using MSYS 1.0.11 (MSYS-1.0.11.exe or
+    msysCORE-1.0.11-bin.tar.gz) because that package includes all the
+    required tools. At least some of the later versions include only
+    a subset and thus you would need to download the rest separately.
+    The old version will work fine for building XZ Utils.
 
     You can use either the .exe or .tar.gz package. I prefer .tar.gz,
     because it can be extracted into any directory and later removed
@@ -66,6 +65,8 @@ Installing MSYS
 
 Installing MinGW
 
+    NOTE: This section may be outdated. I haven't tried MinGW recently.
+
     You can download the required packages from MinGW's Sourceforge page:
 
         http://sourceforge.net/projects/mingw/files/
@@ -88,21 +89,18 @@ Installing MinGW
 
 Installing MinGW-w32 or MinGW-w64
 
-    You can find the latest MinGW-w32 and MinGW-w64 builds here:
+    I used the packages from Mingw-builds project. With that it is
+    enough to pick one .7z file for 32-bit and another for 64-bit
+    toolchain. For XZ Utils 5.2.0 I used the packages from these
+    directories:
 
-        http://sourceforge.net/projects/mingw-w64/files/
+        http://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win32/Personal%20Builds/mingw-builds/4.9.2/threads-win32/sjlj/
 
-    Locate the appropriate files:
+        http://sourceforge.net/projects/mingw-w64/files/Toolchains%20targetting%20Win64/Personal%20Builds/mingw-builds/4.9.2/threads-win32/sjlj/
 
-        Toolchains targeting Win32 -> mingw-w32-*-mingw*.zip
-        Toolchains targeting Win64 -> mingw-w64-*-mingw*.zip
-
-    I don't know what is the most recommended one. I used sezero's
-    versions from "Personal Builds", since they seemed to have
-    a stable GCC (judging from the GCC version number only).
-
-    If you will install both MinGW-w32 and MinGW-w64, remember to
-    extract them into different directories.
+    If you install both MinGW-w32 and MinGW-w64, remember to extract
+    them into different directories. build.bash looks at
+    C:\devel\tools\mingw-w32 and C:\devel\tools\mingw-w64 by default.
 
 
 Building XZ Utils