[atk] meson: Build .rc file on Windows

[Chun-wei Fan <fanchunwei src gnome org>]

commit ba463ebba852b332f20338b9f31ebf97cc72f6aa
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Aug 4 16:44:52 2017 +0800

    meson: Build .rc file on Windows
    
    Like the Visual Studio projects and autotools builds on Windows, include
    the .rc file for Windows builds, so that people can see the version info
    of the ATK DLL more easily.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=785802

 atk/atk.rc.in   |    2 +-
 atk/meson.build |   11 +++++++++++
 2 files changed, 12 insertions(+), 1 deletions(-)
---
diff --git a/atk/atk.rc.in b/atk/atk.rc.in
index 3bc0cb3..b572cca 100644
--- a/atk/atk.rc.in
+++ b/atk/atk.rc.in
@@ -17,7 +17,7 @@ VS_VERSION_INFO VERSIONINFO
        VALUE "FileDescription", "atk"
        VALUE "FileVersion", "@ATK_VERSION@.0"
        VALUE "InternalName", "libatk-1.0-@LT_CURRENT_MINUS_AGE@"
-       VALUE "LegalCopyright", "Copyright � Sun Microsystems Inc."
+       VALUE "LegalCopyright", "Copyright Sun Microsystems Inc."
        VALUE "OriginalFilename", "libatk-1.0-@LT_CURRENT_MINUS_AGE@.dll"
        VALUE "ProductName", "atk"
        VALUE "ProductVersion", "@ATK_VERSION@"
diff --git a/atk/meson.build b/atk/meson.build
index 014001a..b014009 100644
--- a/atk/meson.build
+++ b/atk/meson.build
@@ -77,6 +77,7 @@ atk_version_conf.set('ATK_MINOR_VERSION', atk_minor_version)
 atk_version_conf.set('ATK_MICRO_VERSION', atk_micro_version)
 atk_version_conf.set('ATK_BINARY_AGE', atk_binary_age)
 atk_version_conf.set('ATK_INTERFACE_AGE', atk_interface_age)
+atk_version_conf.set('LT_CURRENT_MINUS_AGE', '0')
 
 atk_version_h = configure_file(input: 'atkversion.h.in',
                output: 'atkversion.h',
@@ -108,6 +109,16 @@ atk_cflags = [
   '-DATK_LOCALEDIR="@0@"'.format(join_paths(atk_datadir, 'locale')),
 ]
 
+if host_system == 'windows'
+  atk_win_rc = configure_file(
+    input: 'atk.rc.in',
+    output: 'atk.rc',
+    configuration: atk_version_conf,
+  )
+  atk_win_res = import('windows').compile_resources(atk_win_rc)
+  atk_sources += atk_win_res
+endif
+
 atk_inc = include_directories('.')
 
 libatk = shared_library('atk-@0@'.format(atk_api_version),