README.win32: update required commands and platform names

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66991 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
yuiseki · Feb 2, 2019 · c278152 · c278152
1 parent 33d0260
commit c278152
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/win32/README.win32 b/win32/README.win32
@@ -15,14 +15,15 @@
     [Note] building ruby requires following commands.
     * nmake
     * cl
+    * ml
     * lib
     * dumpbin
 
 4.  If you want to build from SVN source, following commands are required.
     * bison
     * patch
     * sed
-    * ruby 1.8 or later
+    * ruby 2.0 or later
 
 5.  Enable Command Extension of your command line.  It's the default behavior
     of +cmd.exe+.  If you want to enable it explicitly, run +cmd.exe+ with
@@ -36,7 +37,10 @@
     You can also specify the install directory.
     For example, run `<tt>configure --prefix=<install_directory></tt>'
     Default of the install directory is /usr .
-    The default _PLATFORM_ is `+i386-mswin32+'.
+    The default _PLATFORM_ is `+i386-mswin32_+_MSRTVERSION_' on 32-bit
+    platforms, or `+x64-mswin64_+_MSRTVERSION_' on x64 platforms.
+    _MSRTVERSION_ is the 2- or 3-digits version of the Microsoft
+    Runtime Library.
 
 2.  Change _RUBY_INSTALL_NAME_ and _RUBY_SO_NAME_ in +Makefile+
     if you want to change the name of the executable files.