lha: init at 2021-07-01

(cherry picked from commit c4508944773a579423c370b81860b175059ab540)

pkgs/tools/archivers/lha/default.nix

@@ -0,0 +1,27 @@
+{stdenv, lib, fetchFromGitHub, autoreconfHook}:
+
+stdenv.mkDerivation {
+  pname = "lha";
+  version = "unstable-2021-01-07";
+
+  src = fetchFromGitHub {
+    owner = "jca02266";
+    repo = "lha";
+    rev = "03475355bc6311f7f816ea9a88fb34a0029d975b";
+    sha256 = "18w2x0g5yq89yxkxh1fmb05lz4hw7a3b4jmkk95gvh11mwbbr5lm";
+  };
+
+  nativeBuildInputs = [ autoreconfHook ];
+
+  meta = with lib; {
+    description = "LHa is an archiver and compressor using the LZSS and Huffman encoding compression algorithms";
+    platforms = platforms.unix;
+    maintainers = [ maintainers.sander ];
+    # Some of the original LhA code has been rewritten and the current author
+    # considers adopting a "true" free and open source license for it.
+    # However, old code is still covered by the original LHa license, which is
+    # not a free software license (it has additional requirements on commercial
+    # use).
+    license = licenses.unfree;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -6127,6 +6127,8 @@ in
 
   lf = callPackage ../tools/misc/lf {};
 
+  lha = callPackage ../tools/archivers/lha { };
+
   lhasa = callPackage ../tools/compression/lhasa {};
 
   libcpuid = callPackage ../tools/misc/libcpuid { };