Update version string using git tag

Author: xen-000

.github/workflows/build.yml

@@ -33,6 +33,7 @@ jobs:
         with:
           path: MultiAddonManager
           submodules: recursive
+          fetch-depth: 0
 
       - name: Checkout Metamod
         uses: actions/checkout@v4

AMBuilder

@@ -1,5 +1,6 @@
 # vim: set sts=2 ts=8 sw=2 tw=99 et ft=python: 
 import os
+import subprocess
 
 MMSPlugin.plugin_name = 'multiaddonmanager'
 MMSPlugin.plugin_alias = 'multiaddonmanager'
@@ -14,6 +15,9 @@ for sdk_target in MMSPlugin.sdk_targets:
   cxx = sdk_target.cxx
 
   binary = MMSPlugin.HL2Library(builder, cxx, MMSPlugin.plugin_name, sdk)
+  
+  version = subprocess.check_output(['git', 'describe', '--tags', '--long']).decode('ascii').strip()
+  binary.compiler.defines += ['MULTIADDONMANAGER_VERSION="%s"'%(version)]
 
   target_folder = 'Debug' if builder.options.debug else 'Release'
 

src/multiaddonmanager.cpp

@@ -773,7 +773,7 @@ const char *MultiAddonManager::GetLicense()
 
 const char *MultiAddonManager::GetVersion()
 {
-	return "1.2.4";
+	return MULTIADDONMANAGER_VERSION; // defined by the build script
 }
 
 const char *MultiAddonManager::GetDate()