Add build support for Meson

To build with meson, use the following commands:

```
$ meson build
$ ninja -C build
 # in case you want to install
$ ninja -C build install
```

1 files changed, 39 insertions, 0 deletions

diff --git a/docs/reference/libsecret/meson.build b/docs/reference/libsecret/meson.build
new file mode 100644
index 0000000..81add38
--- /dev/null
+++ b/docs/reference/libsecret/meson.build
@@ -0,0 +1,39 @@
+reference_content_files = [
+  'libsecret-examples.sgml',
+  'libsecret-using.sgml',
+  'migrating-libgnome-keyring.xml',
+]
+
+# SGML files where gtk-doc abbrevations (#GtkWidget) are expanded
+reference_expanded_content_files = [
+  'migrating-libgnome-keyring.xml',
+]
+
+reference_ignore_headers = [
+  'mock-service.h',
+  'secret-dbus-generated.h',
+  'secret-private.h',
+]
+
+version_conf = configuration_data()
+version_conf.set('VERSION', meson.project_version())
+configure_file(
+  input: 'version.xml.in',
+  output: 'version.xml',
+  configuration: version_conf,
+)
+
+gnome.gtkdoc('libsecret',
+  main_sgml: 'libsecret-docs.sgml',
+  content_files: reference_content_files,
+  src_dir: include_directories('../../../libsecret'),
+  dependencies: libsecret_dep,
+  gobject_typesfile: 'libsecret.types',
+  mkdb_args: '--expand-content-files=' + ' '.join(reference_expanded_content_files),
+  scan_args: [
+    '--deprecated-guards=SECRET_DISABLE_DEPRECATED',
+    '--rebuild-types',
+    '--ignore-headers=' + ' '.join(reference_ignore_headers),
+  ],
+  module_version: api_version_major,
+)