Make executable Ruby gem

CHANGELOG

@@ -5,6 +5,7 @@ Diakonos Changelog
 
 - Handle symlink cycles when fuzzy file finding (file open)
 - Fix language switch display bug
+- Made Diakonos installable via gem
 
 0.9.7
 - Added ability to move lines up or down.

diakonos.gemspec

@@ -0,0 +1,30 @@
+Gem::Specification.new do |s|
+  s.add_runtime_dependency "curses", "1.4.1"
+  s.authors     = ["Pistos"]
+  s.bindir      = "bin"
+  s.description = "Diakonos is a console text editor for the masses."
+  s.email       = "diakonos dawt pistos aet purepistos dawt net"
+  s.executables = "diakonos"
+
+  s.files       = [
+    "CHANGELOG",
+    "diakonos.conf",
+    "diakonos-256-colour.conf",
+    "LICENCE.md",
+    "bin/diakonos",
+  ] +
+  Dir["help/*"] +
+  Dir["lib/**/*.rb"]
+
+  s.homepage    = "https://git.sr.ht/~pistos/diakonos"
+  s.license     = "GPL-3.0-only"
+  s.metadata    = {
+    "changelog_uri" => "https://git.sr.ht/~pistos/diakonos/tree/master/item/CHANGELOG",
+    "homepage_uri" => "https://git.sr.ht/~pistos/diakonos",
+    "source_code_uri" => "https://git.sr.ht/~pistos/diakonos",
+  }
+  s.name        = "diakonos"
+  s.required_ruby_version = ">= 2.6", "< 4"
+  s.summary     = "Console text editor for the masses"
+  s.version     = "0.9.8"
+end

lib/diakonos/about.rb

@@ -20,6 +20,13 @@ module Diakonos
           "### #{e} (NOT LOADED)"
         }.join( "\n" )
 
+        installation_artifact = File.join(inst[:lib_dir], 'diakonos', 'installation.rb')
+        if File.exist?(installation_artifact)
+          install_time = File.mtime(installation_artifact)
+        else
+          install_time = "--"
+        end
+
         f.puts %{
 # About Diakonos
 
@@ -30,7 +37,7 @@ Copyright:      Copyright (c) 2004-#{ Time.now.year } Pistos
 
 Version:        #{ ::Diakonos::VERSION }
 Code Date:      #{ ::Diakonos::LAST_MODIFIED }
-Install Time:   #{ File.mtime( File.join( inst[ :lib_dir ], 'diakonos', 'installation.rb' ) ) }
+Install Time:   #{ install_time }
 Ruby Version:   #{ ::RUBY_VERSION }
 
 ## Paths

lib/diakonos/installation.rb

@@ -2,13 +2,15 @@
 # This copy is here to permit the tests to execute.
 
 module Diakonos
+  root = File.expand_path("../..", __dir__)
+
   INSTALL_SETTINGS = {
-    :prefix   => '.',
-    :bin_dir  => 'bin',
-    :doc_dir  => '.',
-    :help_dir => 'help',
-    :conf_dir => '.',
-    :lib_dir  => 'lib',
+    :prefix   => root,
+    :bin_dir  => File.join(root, "bin"),
+    :doc_dir  => root,
+    :help_dir => File.join(root, "help"),
+    :conf_dir => root,
+    :lib_dir  => File.join(root, "lib"),
     :installed => {
       :files => [],
       :dirs => [],