Subject: [bug#78233] [PATCH 1/2] gnu: Add nextpnr.

From: Cayetano Santos <[email-masked]>
Date: Sat, 3 May 2025 20:20:05 +0200

* gnu/packages/fpga.scm (nextpnr): New variable.

Change-Id: Ic3476a6a4220ec20191897a6efb3d4aa347b51c2
---
 gnu/packages/fpga.scm | 78 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 78 insertions(+)

diff --git a/gnu/packages/fpga.scm b/gnu/packages/fpga.scm
index 2298dde595..9dbd1a4564 100644
--- a/gnu/packages/fpga.scm
+++ b/gnu/packages/fpga.scm
@@ -178,6 +178,84 @@ (define-public iverilog
     ;; You have to accept both GPL2 and LGPL2.1+.
     (license (list license:gpl2 license:lgpl2.1+))))
 
+(define nextpnr
+  (package
+    (name "nextpnr")
+    (version "0.8")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/YosysHQ/nextpnr/")
+             (commit (string-append "nextpnr-" version))
+             ;; Required to get oourafft, json11, python-console and
+             ;; QtPropertyBrowser, not packaged in Guix.
+             (recursive? #t)))
+       (file-name (git-file-name name version))
+       (modules '((guix build utils)))
+       (snippet
+        ;; Remove bundled source code for which Guix has packages.
+        '(with-directory-excursion "3rdparty"
+           (for-each delete-file-recursively
+                     '("googletest" "imgui" "pybind11" "qtimgui"
+                       "sanitizers-cmake" "corrosion"))))
+       (sha256
+        (base32 "0p53a2gl89hf3hfwdxs6pykxyrk82j4lqpwd1fqia2y0c9r2gjlm"))))
+    (build-system qt-build-system)
+    (arguments
+     (list
+      #:cmake cmake                     ;CMake 3.25 or higher is required
+      #:configure-flags
+      #~(list "-DBUILD_GUI=OFF"
+              "-DUSE_OPENMP=yes"
+              "-DBUILD_TESTS=ON"
+              (string-append "-DCURRENT_GIT_VERSION=nextpnr-" #$version)
+              "-DUSE_IPO=OFF")
+      #:phases
+      #~(modify-phases %standard-phases
+          ;; Remove references to unbundled code and link against external
+          ;; libraries instead.
+          (add-after 'unpack 'patch-source
+            (lambda* (#:key inputs #:allow-other-keys)
+              (substitute* "CMakeLists.txt"
+                ;; Use the system sanitizers-cmake module.
+                (("\\$\\{CMAKE_SOURCE_DIR\\}/3rdparty/sanitizers-cmake/cmake")
+                 (string-append #$(this-package-native-input "sanitizers-cmake")
+                                "/share/sanitizers-cmake/cmake"))
+                ;; Use the system googletest module
+                (("^\\s+add_subdirectory\\(3rdparty/googletest.*")
+                 "")
+                ;; Use the system corrosion module
+                (("^\\s+add_subdirectory\\(3rdparty/corrosion.*")
+                 "")
+                ;; replace gtest_main by gtest
+                (("^(\\s+target_link_libraries.*)( gtest_main)" _ prefix suffix)
+                 (string-append prefix " gtest")))
+              ;; Use the system imgui module
+              (substitute* "gui/CMakeLists.txt"
+                (("\\$\\{CMAKE_SOURCE_DIR\\}(/3rdparty/imgui)")
+                 (string-append #$(this-package-input "imgui")
+                                "/include/imgui"))
+                (("\\$\\{CMAKE_SOURCE_DIR\\}(/3rdparty/qtimgui)")
+                 (string-append #$(this-package-input "qtimgui")
+                                "/include/qtimgui"))
+                (("^\\s+../3rdparty/(qt)?imgui.*")
+                 "")))))))
+    (native-inputs (list googletest sanitizers-cmake))
+    (inputs (list boost
+                  corrosion
+                  eigen
+                  imgui
+                  pybind11
+                  python
+                  qtbase-5
+                  qtimgui
+                  qtwayland-5))
+    (synopsis "Place-and-Route tool for FPGAs")
+    (description "Nextpnr is a portable FPGA place and route tool.")
+    (home-page "https://github.com/YosysHQ/nextpnr/")
+    (license license:asl2.0)))
+
 (define-public yosys
   (package
     (name "yosys")
-- 
2.49.0