fix(nixos): add fhs launcher for fpga tools

Author: shekhirin

hosts/nixos/default.nix

@@ -97,6 +97,7 @@ in
         ../../modules/shared/home.nix
 
         # NixOS-specific home-manager configuration
+        ../../modules/nixos/fpga-tools.nix
         ../../modules/nixos/gpg.nix
         ../../modules/nixos/shell.nix
 

modules/nixos/fpga-tools.nix

@@ -0,0 +1,64 @@
+{ pkgs, lib, ... }:
+
+let
+  version = "2025.2";
+  root = "/mnt/nvme/Xilinx/${version}/Vivado";
+  launcher = pkgs.buildFHSEnv {
+    name = "fpga-tools";
+    targetPkgs =
+      pkgs: with pkgs; [
+        bash
+        coreutils
+        fontconfig
+        freetype
+        gcc
+        glib
+        graphviz
+        gtk2
+        gtk3
+        libuuid
+        ncurses5
+        nettools
+        stdenv.cc.cc
+        unzip
+        libx11
+        libxext
+        libxft
+        libxi
+        libxrender
+        libxtst
+        libxcb
+        zlib
+      ];
+    runScript = ''
+      env LIBRARY_PATH=/usr/lib \
+        C_INCLUDE_PATH=/usr/include \
+        CPLUS_INCLUDE_PATH=/usr/include \
+        CMAKE_LIBRARY_PATH=/usr/lib \
+        CMAKE_INCLUDE_PATH=/usr/include \
+        ${root}/bin/vivado "$@"
+    '';
+  };
+  desktopEntry = ''
+    [Desktop Entry]
+    Type=Application
+    Name=Vivado ${version}
+    Comment=Vivado ${version}
+    Icon=${root}/doc/images/vivado_logo.png
+    Exec=${lib.getExe launcher}
+    Terminal=false
+    Categories=Development;Engineering;
+    StartupNotify=true
+  '';
+in
+{
+  home.packages = [
+    launcher
+  ];
+
+  home.file.".local/share/applications/Vivado ${version}.desktop".text = desktopEntry;
+  home.file."Desktop/Vivado ${version}.desktop" = {
+    text = desktopEntry;
+    executable = true;
+  };
+}