From 594a3819ada0d622e0afa3c55109870fee72d07d Mon Sep 17 00:00:00 2001
From: sunder <evenquantity@gmail.com>
Date: Mon, 17 Jul 2023 08:53:30 +0300
Subject: [PATCH] gi-crystal: init at 0.17.0

---
 pkgs/development/tools/gi-crystal/default.nix | 42 ++++++++++++++
 pkgs/development/tools/gi-crystal/src.patch   | 57 +++++++++++++++++++
 .../store-friendly-library-name.patch         | 10 ++++
 pkgs/top-level/all-packages.nix               |  2 +
 4 files changed, 111 insertions(+)
 create mode 100644 pkgs/development/tools/gi-crystal/default.nix
 create mode 100644 pkgs/development/tools/gi-crystal/src.patch
 create mode 100644 pkgs/development/tools/gi-crystal/store-friendly-library-name.patch

diff --git a/pkgs/development/tools/gi-crystal/default.nix b/pkgs/development/tools/gi-crystal/default.nix
new file mode 100644
index 000000000000..eee07206a2a1
--- /dev/null
+++ b/pkgs/development/tools/gi-crystal/default.nix
@@ -0,0 +1,42 @@
+{ lib
+, fetchFromGitHub
+, crystal
+, gobject-introspection
+}:
+crystal.buildCrystalPackage rec {
+  pname = "gi-crystal";
+  version = "0.17.0";
+
+  src = fetchFromGitHub {
+    owner = "hugopl";
+    repo = "gi-crystal";
+    rev = "v${version}";
+    hash = "sha256-DIH8L8P8lkWzzVUj1Tbf9oTUvu9X7OT66APyUHiDkYk=";
+  };
+
+  # Make sure gi-crystal picks up the name of the so or dylib and not the leading nix store path
+  # when the package name happens to start with “lib”.
+  patches = [ ./src.patch ./store-friendly-library-name.patch ];
+
+  nativeBuildInputs = [ gobject-introspection ];
+  buildTargets = [ "generator" ];
+
+  doCheck = false;
+  doInstallCheck = false;
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir $out
+    cp -r * $out
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "GI Crystal is a binding generator used to generate Crystal bindings for GObject based libraries using GObject Introspection.";
+    homepage = "https://github.com/hugopl/gi-crystal";
+    mainProgram = "gi-crystal";
+    maintainers = with maintainers; [ sund3RRR ];
+  };
+}
diff --git a/pkgs/development/tools/gi-crystal/src.patch b/pkgs/development/tools/gi-crystal/src.patch
new file mode 100644
index 000000000000..eb18035f9941
--- /dev/null
+++ b/pkgs/development/tools/gi-crystal/src.patch
@@ -0,0 +1,57 @@
+--- a/src/generator/main.cr	2023-07-14 18:30:47.687581729 +0300
++++ b/src/generator/main.cr	2023-07-17 07:55:24.177630085 +0300
+@@ -1,6 +1,8 @@
+ require "colorize"
+ require "log"
+ require "option_parser"
++require "file"
++require "file_utils"
+ 
+ require "./binding_config"
+ require "./error"
+@@ -43,7 +45,7 @@
+     end
+   end
+ 
+-  output_dir = Path.new(project_dir, "lib/gi-crystal/src/auto").normalize if output_dir.nil?
++  output_dir = Path.new(Dir.current, "lib/gi-crystal/src/auto").normalize if output_dir.nil?
+   extra_bindings = argv.map { |path| Path.new(path).expand.to_s }
+ 
+   {output_dir:     output_dir,
+@@ -74,11 +76,23 @@
+   end
+ end
+ 
+-private def find_bindings : Array(String)
+-  find_pattern = Path.new(project_dir, "**/binding.yml").normalize
++private def find_bindings_yml(path) : Array(String)
++  find_pattern = File.join(path, "**/binding.yml")
+   Dir[find_pattern]
+ end
+ 
++private def find_bindings : Array(String)
++  current_directory = Dir.current
++
++  bindings = find_bindings_yml(current_directory)
++  Dir.glob(File.join(current_directory, "**/*")).each do |path|
++      if File.symlink?(path)
++        bindings += find_bindings_yml(path)
++      end
++  end
++  bindings
++end
++
+ private def format_files(dir)
+   # We need to chdir into output dir since the formatter ignores everything under `lib` dir.
+   Dir.cd(dir) { `crystal tool format` }
+@@ -102,7 +116,9 @@
+   Log.info { "Generating bindings at #{options[:output_dir]}" }
+ 
+   Generator::DocRepo.disable! unless options[:doc_gen]
+-
++  
++  FileUtils.cp_r(project_dir, File.join(Dir.current, "lib/gi-crystal"))
++  
+   binding_yamls = find_bindings.concat(options[:extra_bindings])
+   binding_yamls.each do |file|
+     Log.info { "Using binding config at #{file}" }
diff --git a/pkgs/development/tools/gi-crystal/store-friendly-library-name.patch b/pkgs/development/tools/gi-crystal/store-friendly-library-name.patch
new file mode 100644
index 000000000000..c6fd4e18c8db
--- /dev/null
+++ b/pkgs/development/tools/gi-crystal/store-friendly-library-name.patch
@@ -0,0 +1,10 @@
+--- a/src/generator/lib_gen.cr	1969-12-31 17:00:01.000000000 -0700
++++ b/src/generator/lib_gen.cr	2023-07-14 11:48:41.509397114 -0600
+@@ -10,7 +10,7 @@
+ 
+     private def libraries : Array(String)
+       namespace.shared_libraries.map do |library|
+-        library[/lib([^\/]+)\.(?:so|.+?\.dylib).*/, 1]
++        library[/(?:\/[^\/]*)+\/lib([^\/]+)\.(?:so|.+?\.dylib).*/, 1]
+       end
+     end
\ No newline at end of file
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index ae7e3454538e..398f540dcd4e 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8117,6 +8117,8 @@ with pkgs;
 
   ghz = callPackage ../tools/networking/ghz { };
 
+  gi-crystal = callPackage ../development/tools/gi-crystal { };
+
   gibberish-detector = with python3Packages; toPythonApplication gibberish-detector;
 
   gibo = callPackage ../tools/misc/gibo { };