Merge branch 'nixos-unstable' of https://github.com/NixOS/nixpkgs

Conflicts:
	nixpkgs/nixos/modules/config/console.nix
	nixpkgs/nixos/modules/services/mail/mailman.nix
	nixpkgs/nixos/modules/services/mail/public-inbox.nix
	nixpkgs/nixos/modules/services/mail/rss2email.nix
	nixpkgs/nixos/modules/services/networking/ssh/sshd.nix
	nixpkgs/pkgs/applications/networking/instant-messengers/dino/default.nix
	nixpkgs/pkgs/applications/networking/irc/weechat/default.nix
	nixpkgs/pkgs/applications/window-managers/sway/default.nix
	nixpkgs/pkgs/build-support/go/module.nix
	nixpkgs/pkgs/build-support/rust/build-rust-package/default.nix
	nixpkgs/pkgs/development/interpreters/python/default.nix
	nixpkgs/pkgs/development/node-packages/overrides.nix
	nixpkgs/pkgs/development/tools/b4/default.nix
	nixpkgs/pkgs/servers/dict/dictd-db.nix
	nixpkgs/pkgs/servers/mail/public-inbox/default.nix
	nixpkgs/pkgs/tools/security/pinentry/default.nix
	nixpkgs/pkgs/tools/text/unoconv/default.nix
	nixpkgs/pkgs/top-level/all-packages.nix

1 files changed, 60 insertions, 0 deletions

diff --git a/nixpkgs/pkgs/development/libraries/gsl-lite/default.nix b/nixpkgs/pkgs/development/libraries/gsl-lite/default.nix
new file mode 100644
index 000000000000..fcab02095264
--- /dev/null
+++ b/nixpkgs/pkgs/development/libraries/gsl-lite/default.nix
@@ -0,0 +1,60 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, fetchpatch
+, cmake
+, ninja
+, installCompatHeader ? false
+, installLegacyHeaders ? false
+}:
+
+stdenv.mkDerivation rec {
+  pname = "gsl-lite";
+  version = "0.41.0";
+
+  src = fetchFromGitHub {
+    owner = "gsl-lite";
+    repo = "gsl-lite";
+    rev = "v${version}";
+    hash = "sha256-cuuix302bVA7dWa7EJoxJ+otf1rSzjWQK8DHJsVkQio=";
+  };
+
+  patches = [
+    (fetchpatch {
+      name = "type-limits-cast-fix.patch";
+      url = "https://github.com/gsl-lite/gsl-lite/commit/13475be0e5bf5f464c398f4a07ef5c7684bc57c5.patch";
+      hash = "sha256-rSz7OBmgQ3KcQ971tS3Z3QNC+U4XmrPjgmuOyG7J6Bo=";
+    })
+  ];
+
+  nativeBuildInputs = [ cmake ninja ];
+
+  cmakeFlags = lib.mapAttrsToList
+    (name: value: ''-DGSL_LITE_OPT_${name}:BOOL=${if value then "ON" else "OFF"}'')
+    {
+      INSTALL_COMPAT_HEADER = installCompatHeader;
+      INSTALL_LEGACY_HEADERS = installLegacyHeaders;
+      BUILD_TESTS = doCheck;
+    };
+
+  # Building tests is broken on Darwin.
+  doCheck = !stdenv.isDarwin;
+
+  meta = with lib; {
+    description = ''
+      A single-file header-only version of ISO C++ Guidelines Support Library
+      (GSL) for C++98, C++11, and later
+    '';
+    longDescription = ''
+      gsl-lite is a single-file header-only implementation of the C++ Core
+      Guidelines Support Library originally based on Microsoft GSL and adapted
+      for C++98, C++03. It also works when compiled as C++11, C++14, C++17,
+      C++20.
+    '';
+    homepage = "https://github.com/gsl-lite/gsl-lite";
+    changelog = "https://github.com/gsl-lite/gsl-lite/blob/${src.rev}/CHANGES.txt";
+    license = licenses.mit;
+    maintainers = with maintainers; [ azahi ];
+    platforms = platforms.all;
+  };
+}