visual-hexdiff: init at 0.0.53 (NixOS#327172)

pkgs/by-name/vi/visual-hexdiff/package.nix

@@ -0,0 +1,57 @@
+{
+  stdenv,
+  lib,
+  fetchurl,
+  fetchpatch,
+  ncurses,
+}:
+stdenv.mkDerivation {
+  pname = "visual-hexdiff";
+  version = "0.0.53";
+
+  src = fetchurl {
+    url = "mirror://ubuntu/pool/universe/h/hexdiff/hexdiff_0.0.53.orig.tar.gz";
+    hash = "sha256-M1bmkW63pHlfl9zNWEq0EGN1rpVGo+BTUKM9ot4HWqo=";
+  };
+
+  patches = [
+    # Some changes the debian/ubuntu developers made over the original source code
+    # See https://changelogs.ubuntu.com/changelogs/pool/universe/h/hexdiff/hexdiff_0.0.53-0ubuntu4/changelog
+    (fetchpatch {
+      url = "mirror://ubuntu/pool/universe/h/hexdiff/hexdiff_0.0.53-0ubuntu4.diff.gz";
+      sha256 = "sha256-X5ONNp9jeACxsulyowDQJ6REX6bty6L4in0/+rq8Wz4=";
+      decode = "gunzip --stdout";
+      name = "hexdiff_0.0.53-0ubuntu4.diff";
+      stripLen = 1;
+    })
+  ];
+
+  postPatch =
+    ''
+      # Fix compiler error that wants a string literal as format string for `wprintw`
+      substituteInPlace sel_file.c \
+        --replace-fail 'wprintw(win, txt_aide_fs[foo]);' 'wprintw(win, "%s", txt_aide_fs[foo]);'
+    ''
+    + lib.optionalString stdenv.hostPlatform.isDarwin ''
+      # Fix compiler error on Darwin: conflicting types for 'strdup'
+      substituteInPlace sel_file.c \
+        --replace-fail 'char *strdup(char *);' ' '
+    '';
+
+  buildInputs = [ ncurses ];
+
+  preInstall = ''
+    mkdir -p $out/bin/
+  '';
+
+  makeFlags = [ "PREFIX=$(out)" ];
+
+  meta = with lib; {
+    description = "Visual hexadecimal difference editor";
+    homepage = "http://tboudet.free.fr/hexdiff/";
+    license = licenses.wtfpl;
+    maintainers = with maintainers; [ erictapen ];
+    mainProgram = "hexdiff";
+    platforms = platforms.unix;
+  };
+}