GNU bug report logs - #60695
[PATCH 0/9] gnu: nextpnr-ice40: Update to 0.5.

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From: Simon South <simon <at> simonsouth.net>
To: 60695 <at> debbugs.gnu.org
Subject: [bug#60695] [PATCH 8/9] gnu: nextpnr-ice40: Remove bundled software.
Date: Mon,  9 Jan 2023 14:26:02 -0500

* gnu/packages/fpga.scm (nextpnr-ice40)[source]: Add modules, snippet.
[native-inputs]: Add googletest, sanitizers-cmake.
[inputs]: Add imgui-1.86, pybind11, qtimgui.
[arguments]: Add "patch-source" phase; reformat gently.
---
 gnu/packages/fpga.scm | 70 ++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 62 insertions(+), 8 deletions(-)

diff --git a/gnu/packages/fpga.scm b/gnu/packages/fpga.scm
index 7649b2bbd6..3cb96a1cd1 100644
--- a/gnu/packages/fpga.scm
+++ b/gnu/packages/fpga.scm
@@ -7,6 +7,7 @@
 ;;; Copyright © 2021 Andrew Miloradovsky <andrew <at> interpretmath.pw>
 ;;; Copyright © 2022 Christian Gelinek <cgelinek <at> radlogic.com.au>
 ;;; Copyright © 2022 jgart <jgart <at> dismail.de>
+;;; Copyright © 2023 Simon South <simon <at> simonsouth.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -36,10 +37,12 @@ (define-module (gnu packages fpga)
   #:use-module (gnu packages)
   #:use-module (gnu packages autotools)
   #:use-module (gnu packages base)
+  #:use-module (gnu packages cmake)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages elf)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages tcl)
+  #:use-module (gnu packages toolkits)
   #:use-module (gnu packages readline)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-xyz)
@@ -289,23 +292,74 @@ (define-public nextpnr-ice40
           (file-name (git-file-name name version))
           (sha256
            (base32
-            "1llkrh8rk1a1xxzx54apbg49ny2jqzzl2rmbkb8188idipq568ws"))))
+            "1llkrh8rk1a1xxzx54apbg49ny2jqzzl2rmbkb8188idipq568ws"))
+          (modules '((guix build utils)))
+          (snippet
+           #~(begin
+               ;; Remove bundled source code for which Guix has packages.
+               ;; Note the bundled copies of json11 and python-console contain
+               ;; modifications, while QtPropertyBrowser appears to be
+               ;; abandoned and without an official source.
+               (with-directory-excursion "3rdparty"
+                 (for-each delete-file-recursively
+                           '("googletest" "imgui" "pybind11" "qtimgui"
+                             "sanitizers-cmake")))
+
+               ;; Remove references to unbundled code and link against
+               ;; external libraries instead.
+               (substitute* "CMakeLists.txt"
+                 (("^\\s+add_subdirectory\\(3rdparty/googletest.*") "")
+                 (("^(\\s+target_link_libraries.*)( gtest_main\\))"
+                   _ prefix suffix)
+                  (string-append prefix " gtest" suffix)))
+               (substitute* "gui/CMakeLists.txt"
+                 (("^\\s+../3rdparty/(qt)?imgui.*") "")
+                 (("^(target_link_libraries.*)\\)" _ prefix)
+                  (string-append prefix " imgui qt_imgui_widgets)")))))))
+      (native-inputs
+       (list googletest sanitizers-cmake))
       (inputs
        (list boost
              eigen
              icestorm
+             imgui-1.86
+             pybind11
              python
              qtbase-5
+             qtimgui
              yosys))
       (build-system cmake-build-system)
       (arguments
-       (list #:configure-flags #~(list "-DARCH=ice40"
-                                       "-DBUILD_TESTS=ON"
-                                       (string-append "-DCURRENT_GIT_VERSION="
-                                                      #$(string-take commit 8))
-                                       (string-append "-DICEBOX_ROOT="
-                                                      #$icestorm
-                                                      "/share/icebox"))))
+       (list
+        #:configure-flags
+        #~(list "-DARCH=ice40"
+                "-DBUILD_TESTS=ON"
+                (string-append "-DCURRENT_GIT_VERSION="
+                               #$(string-take commit 8))
+                (string-append "-DICEBOX_ROOT=" #$icestorm "/share/icebox"))
+        #:phases
+        #~(modify-phases %standard-phases
+            (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 #$sanitizers-cmake
+                                  "/share/sanitizers-cmake/cmake")))
+                (substitute* "gui/CMakeLists.txt"
+                  ;; Compile with system imgui and qtimgui headers.
+                  (("^(target_include_directories.*)../3rdparty/imgui(.*)$"
+                    _ prefix suffix)
+                   (string-append prefix
+                                  (search-input-directory inputs
+                                                          "include/imgui")
+                                  suffix))
+                  (("^(target_include_directories.*)../3rdparty/qtimgui/(.*)$"
+                    _ prefix suffix)
+                   (string-append prefix
+                                  (search-input-directory inputs
+                                                          "include/qtimgui")
+                                  suffix))))))))
       (synopsis "Place-and-Route tool for FPGAs")
       (description "Nextpnr aims to be a vendor neutral, timing driven,
 FOSS FPGA place and route tool.")
-- 
2.38.1

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