Support building with Visual Studio 2015

Adjust the way we detect the locale. As a result the minumum Windows
version supported by VS2015 and later is Windows Vista. Add some tweaks
to remove new compiler warnings. Remove documentation references to the
now obsolete msysGit.

Michael Paquier, somewhat edited by me, reviewed by Christian Ullrich.

Backpatch to 9.5

1 files changed, 16 insertions, 13 deletions

diff --git a/doc/src/sgml/install-windows.sgml b/doc/src/sgml/install-windows.sgml
index 74265fc172c..4e92cc9eb4d 100644
--- a/doc/src/sgml/install-windows.sgml
+++ b/doc/src/sgml/install-windows.sgml
@@ -19,10 +19,10 @@
  <para>
   There are several different ways of building PostgreSQL on
   <productname>Windows</productname>. The simplest way to build with
-  Microsoft tools is to install <productname>Visual Studio Express 2013
+  Microsoft tools is to install <productname>Visual Studio Express 2015
   for Windows Desktop</productname> and use the included
   compiler. It is also possible to build with the full
-  <productname>Microsoft Visual C++ 2005 to 2013</productname>.
+  <productname>Microsoft Visual C++ 2005 to 2015</productname>.
   In some cases that requires the installation of the
   <productname>Windows SDK</productname> in addition to the compiler.
  </para>
@@ -77,19 +77,26 @@
   <productname>Visual Studio Express</productname> or some versions of the
   <productname>Microsoft Windows SDK</productname>. If you do not already have a
   <productname>Visual Studio</productname> environment set up, the easiest
-  ways are to use the compilers from <productname>Visual Studio Express 2013
+  ways are to use the compilers from <productname>Visual Studio Express 2015
   for Windows Desktop</productname> or those in the <productname>Windows SDK
   7.1</productname>, which are both free downloads from Microsoft.
  </para>
 
  <para>
-  PostgreSQL is known to support compilation using the compilers shipped with
+  Both 32-bit and 64-bit builds are possible with the Microsoft Compiler suite.
+  32-bit PostgreSQL buils are possible with
   <productname>Visual Studio 2005</productname> to
-  <productname>Visual Studio 2013</productname> (including Express editions),
+  <productname>Visual Studio 2015</productname> (including Express editions),
   as well as standalone Windows SDK releases 6.0 to 7.1.
-  64-bit PostgreSQL builds are only supported with
+  64-bit PostgreSQL builds are supported with
   <productname>Microsoft Windows SDK</productname> version 6.0a to 7.1 or
-  <productname>Visual Studio 2008</productname> and above.
+  <productname>Visual Studio 2008</productname> and above. Compilation
+  is supported down to <productname>Windows XP</productname> and
+  <productname>Windows Server 2003</> when building with
+  <productname>Visual Studio 2005</> to
+  <productname>Visual Studio 2013</productname>. Building with
+  <productname>Visual Studio 2015</productname> is supported down to
+  <productname>Windows Vista</> and <productname>Windows Server 2008</>.
  </para>
 
  <para>
@@ -210,9 +217,7 @@ $ENV{PATH}=$ENV{PATH} . ';c:\some\where\bison\bin';
       Both <productname>Bison</productname> and <productname>Flex</productname>
       are included in the <productname>msys</productname> tool suite, available
       from <ulink url="http://www.mingw.org/wiki/MSYS"></> as part of the
-      <productname>MinGW</productname> compiler suite. You can also get
-      <productname>msys</productname> as part of
-      <productname>msysGit</productname> from <ulink url="http://git-scm.com/"></>.
+      <productname>MinGW</productname> compiler suite.
      </para>
 
      <para>
@@ -221,9 +226,7 @@ $ENV{PATH}=$ENV{PATH} . ';c:\some\where\bison\bin';
       PATH environment variable in <filename>buildenv.pl</filename> unless
       they are already in PATH. In the case of MinGW, the directory is the
       <filename>\msys\1.0\bin</filename> subdirectory of your MinGW
-      installation directory. For msysGit, it's the <filename>bin</filename>
-      directory in your Git install directory. Do not add the MinGW compiler
-      tools themselves to PATH.
+      installation directory.
      </para>
 
      <note>