From 4f1b371580746d0e43845810481c3e3017f4ba32 Mon Sep 17 00:00:00 2001
From: Thomas Kramer <thomas@f-si.org>
Date: Thu, 15 Jan 2026 12:43:15 +0100
Subject: [PATCH] gnu: Add ciel.

* gnu/packages/electronics.scm (ciel): New variable.

Change-Id: If8abda262d12522a2e7689fd417a25435ada4f1b
---
 gnu/packages/electronics.scm | 53 ++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/gnu/packages/electronics.scm b/gnu/packages/electronics.scm
index 7fc49aa8bd8..ca75100fe0c 100644
--- a/gnu/packages/electronics.scm
+++ b/gnu/packages/electronics.scm
@@ -106,17 +106,20 @@
   #:use-module (gnu packages m4)
   #:use-module (gnu packages maths)
   #:use-module (gnu packages mpi)
+  #:use-module (gnu packages nss)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages python)
   #:use-module (gnu packages python-build)
   #:use-module (gnu packages python-check)
+  #:use-module (gnu packages python-compression)
   #:use-module (gnu packages python-science)
   #:use-module (gnu packages python-web)
   #:use-module (gnu packages python-xyz)
   #:use-module (gnu packages qt)
   #:use-module (gnu packages readline)
   #:use-module (gnu packages ruby)
+  #:use-module ((guix search-paths) #:select ($SSL_CERT_DIR $SSL_CERT_FILE))
   #:use-module (gnu packages sdl)
   #:use-module (gnu packages serialization)
   #:use-module (gnu packages shells)
@@ -323,6 +326,56 @@ supporting gerber, excellon and g-code.  It is part of the RiNgDove EDA
 suite.")
     (license license:gpl2+)))
 
+(define-public ciel
+  (package
+    (name "ciel")
+    (version "2.4.0")
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url "https://github.com/fossi-foundation/ciel")
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "0cj4cpmpqi7aqj9jkpp87qs9bjcg3j97adv1s91pnfrkplff8rh1"))))
+    (arguments
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'unpack 'patch-git
+            (lambda* (#:key inputs #:allow-other-keys)
+              (substitute* (list "ciel/build/common.py"
+                                 "ciel/build/git_multi_clone.py")
+                (("\"git\"")
+                 (format #f "~s"
+                         (search-input-file inputs "bin/git")))))))))
+    (build-system pyproject-build-system)
+    (native-inputs (list python-poetry-core))
+    (inputs (list git
+                  python-click
+                  python-httpx
+                  python-pcpp
+                  python-rich
+                  python-zstandard))
+    (propagated-inputs (list nss-certs git)) ; TODO: git needs to find ca-certificates
+    ;(native-search-paths
+    ; ;; For HTTPS access.
+    ; (list $SSL_CERT_DIR $SSL_CERT_FILE
+    ;       (search-path-specification
+    ;        (variable "GIT_SSL_CAINFO")
+    ;        (file-type 'regular)
+    ;        (separator #f) ;single entry
+    ;        (files '("etc/ssl/certs/ca-certificates.crt")))))
+    (home-page "https://github.com/fossi-foundation/ciel")
+    (synopsis
+     "Version manager for open-source @acronym{PDKs, process design kits}")
+    (description
+     "@code{ciel} downloads and installs open-source @acronym{PDKs, process design kits}
+which are used for chip design and @acronym{EDA, electronic design automation}.
+Currently, @code{ciel} supports the @acronym{PDKs, process design kits} sky130, gf180mcu, and ihp-sg13g2.")
+    (license license:asl2.0)))
+
 (define-public comedilib
   (package
     (name "comedilib")