From 77d4d0ad237ecb28f772fce979b5126c42cf338f Mon Sep 17 00:00:00 2001
From: Christian Kellner <christian@kellner.me>
Date: Mon, 2 Jul 2018 13:59:18 +0200
Subject: [PATCH] lib: use libtool like versioning

In order to be safe for future ABI changes and to fulfill packaging
requirements for e.g. Fedora, provide libtool like versioning for
both libraries, i.e. libgamemode and libgamemodeauto.
---
 lib/meson.build | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/lib/meson.build b/lib/meson.build
index 5935053..5d25cc8 100644
--- a/lib/meson.build
+++ b/lib/meson.build
@@ -1,3 +1,10 @@
+# Libtool like versioning (current.revision.age) for the libraries
+# See https://www.sourceware.org/autobook/autobook/autobook_61.html#Library-Versioning
+lt_current = '0'
+lt_revision = '0'
+lt_age = '0'
+lt_version = '@0@.@1@.@2@'.format(lt_current, lt_age, lt_revision)
+
 # Main client library to message the daemon
 gamemode = shared_library(
     'gamemode',
@@ -8,6 +15,8 @@ gamemode = shared_library(
         dep_systemd,
     ],
     install: true,
+    soversion: lt_current,
+    version: lt_version,
 )
 
 libgamemode_includes = [
@@ -24,6 +33,8 @@ gamemodeauto = shared_library(
         libdl,
     ],
     install: true,
+    soversion: lt_current,
+    version: lt_version,
 )
 
 # Install the gamemode_client header