guix_mirror_bot pushed a commit to branch master
in repository guix.
commit 0c39b751d20441baa803c8708f450962840ec4f6
Author: Thomas Kramer <[email protected]>
AuthorDate: Thu Dec 4 20:29:02 2025 +0000
gnu: Add lctime.
* gnu/packages/electronics.scm (lctime): Add variable.
Change-Id: I03f0fd455c9e5e8f69a2fa71b8f6bea6f60d43ef
Signed-off-by: Maxim Cournoyer <[email protected]>
---
gnu/packages/electronics.scm | 48 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/gnu/packages/electronics.scm b/gnu/packages/electronics.scm
index 75c8523b9c..fe8da9dd42 100644
--- a/gnu/packages/electronics.scm
+++ b/gnu/packages/electronics.scm
@@ -844,6 +844,54 @@ chip cross-sections basked on mask data.")
;; The license version will be clarified with the next version bump.
(license license:gpl3+)))
+(define-public lctime
+ (package
+ (name "lctime")
+ (version "0.0.28")
+ (source
+ (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url "https://codeberg.org/librecell/lctime";)
+ (commit version)))
+ (sha256
+ (base32 "18s7by4ndxxha1yr6sns389smgrz9df5sgqwvvxcw8wwv8v7mpjd"))
+ (file-name (git-file-name name version))))
+ (build-system pyproject-build-system)
+ (arguments
+ (list
+ #:phases
+ #~(modify-phases %standard-phases
+ (add-after 'unpack 'patch-ngspice-path
+ (lambda* (#:key inputs #:allow-other-keys)
+ (substitute* "src/lctime/characterization/ngspice_subprocess.py"
+ (("= 'ngspice'")
+ (format #f "= ~s"
+ (search-input-file inputs "bin/ngspice"))))))
+ (replace 'check
+ (lambda* (#:key tests? #:allow-other-keys)
+ (when tests?
+ (invoke "bash" "./run_tests.sh")))))))
+ (inputs (list ngspice
+ pyspice
+ python-joblib
+ python-klayout
+ python-liberty-parser
+ python-networkx
+ python-numpy
+ python-ply
+ python-requests
+ python-scipy
+ python-sympy))
+ (native-inputs (list bash-minimal python-pytest python-setuptools))
+ (home-page "https://codeberg.org/librecell/lctime";)
+ (synopsis "CMOS standard-cell characterization tool")
+ (description
+ "lctime extracts timing and power characteristics of CMOS standard-cells.
+It simulates the netlists of the cells with ngspice and writes the
+characterization result in a liberty library file.")
+ (license license:agpl3+)))
+
(define-public libngspice
;; Note: The ngspice's build system does not allow us to build both the
;; library and the executables in one go. Thus, we have two packages.
