;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2018, 2019, 2020 Tobias Geerinckx-Rice ;;; ;;; This file is part of GNU Guix. ;;; ;;; GNU Guix is free software; you can redistribute it and/or modify it ;;; under the terms of the GNU General Public License as published by ;;; the Free Software Foundation; either version 3 of the License, or (at ;;; your option) any later version. ;;; ;;; GNU Guix is distributed in the hope that it will be useful, but ;;; WITHOUT ANY WARRANTY; without even the implied warranty of ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ;;; GNU General Public License for more details. ;;; ;;; You should have received a copy of the GNU General Public License ;;; along with GNU Guix. If not, see . (define-module (gnu packages hardware) #:use-module (gnu packages compression) #:use-module (gnu packages gcc) #:use-module (gnu packages glib) #:use-module (gnu packages libu
aboutsummaryrefslogtreecommitdiff
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016 Taylan Ulrich Bayırlı/Kammer <taylanbayirli@gmail.com>
;;; Copyright © 2016, 2017, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(use-modules (ice-9 format)
             (ice-9 match)
             (ice-9 threads)
             (srfi srfi-1)
             (guix build compile)
             (guix build utils))

(define host (getenv "host"))
(define srcdir (getenv "srcdir"))

(define (relative-file file)
  (if (string-prefix? (string-append srcdir "/") file)
      (string-drop file (+ 1 (string-length srcdir)))
      file))

(define (file-mtime<? f1 f2)
  (< (stat:mtime (stat f1))
     (stat:mtime (stat f2))))

(define (scm->go file)
  (let* ((relative (relative-file file))
         (without-extension (string-drop-right relative 4)))
    (string-append without-extension ".go")))

(define (file-needs-compilation? file)
  (let ((go (scm->go file)))
    (or (not (file-exists? go))
        (file-mtime<? go file))))

(define* (parallel-job-count #:optional (flags (getenv "MAKEFLAGS")))
  "Return the number of parallel jobs as determined by FLAGS, the flags passed
to 'make'."
  (match flags
    (#f (current-processor-count))
    (flags
     (let ((initial-flags (string-tokenize flags)))
       (let loop ((flags initial-flags))
         (match flags
           (()
            ;; Note: GNU make prior to version 4.2 would hide "-j" flags from
            ;; $MAKEFLAGS.  Thus, check for a "--jobserver" flag here and
            ;; assume we're using all cores if specified.
            (if (any (lambda (flag)
                       (string-prefix? "--jobserver" flag))
                     initial-flags)
                (current-processor-count)         ;GNU make < 4.2
                1))                               ;sequential make
           (("-j" (= string->number count) _ ...)
            (if (integer? count)
                count
                (current-processor-count)))
           ((head tail ...)
            (if (string-prefix? "-j" head)
                (match (string-drop head 2)
                  (""
                   (current-processor-count))
                  ((= string->number count)
                   (if (integer? count)
                       count
                       (current-processor-count))))
                (loop tail)))))))))

(define (parallel-job-count*)
  ;; XXX: Work around memory requirements not sustainable on i686 above '-j4'
  ;; or so: <https://bugs.gnu.org/40522>.
  (let ((count (parallel-job-count)))
    (if (string-prefix? "i686" %host-type)
        (min count 4)
        count)))

(define (% completed total)
  "Return the completion percentage of COMPLETED over TOTAL as an integer."
  (inexact->exact (round (* 100. (/ completed total)))))

;; Install a SIGINT handler to give unwind handlers in 'compile-file' an
;; opportunity to run upon SIGINT and to remove temporary output files.
(sigaction SIGINT
  (lambda args
    (exit 1)))

(match (command-line)
  ((_ "--total" (= string->number grand-total)
      "--completed" (= string->number processed)
      . files)
   ;; GRAND-TOTAL is the total number of .scm files in the project; PROCESSED
   ;; is the total number of .scm files already compiled in previous
   ;; invocations of this script.
   (catch #t
     (lambda ()
       (let* ((to-build  (filter file-needs-compilation? files))
              (processed (+ processed
                            (- (length files) (length to-build)))))
         (compile-files srcdir (getcwd) to-build
                        #:workers (parallel-job-count*)
                        #:host host
                        #:report-load (lambda (file total completed)
                                        (when file
                                          (format #t "[~3d%] LOAD     ~a~%"
                                                  (% (+ 1 completed
                                                          (* 2 processed))
                                                     (* 2 grand-total))
                                                  file)
                                          (force-output)))
                        #:report-compilation (lambda (file total completed)
                                               (when file
                                                 (format #t "[~3d%] GUILEC   ~a~%"
                                                         (% (+ total completed 1
                                                                     (* 2 processed))
                                                            (* 2 grand-total))
                                                         (scm->go file))
                                                 (force-output))))))
     (lambda _
       (primitive-exit 1))
     (lambda args
       ;; Try to report the error in an intelligible way.
       (let* ((stack   (make-stack #t))
              (frame   (if (> (stack-length stack) 1)
                           (stack-ref stack 1)    ;skip the 'throw' frame
                           (stack-ref stack 0)))
              (ui      (false-if-exception
                        (resolve-module '(guix ui))))
              (report  (and ui
                            (false-if-exception
                             (module-ref ui 'report-load-error)))))
         (if report
             (report (or (and=> (current-load-port) port-filename) "?.scm")
                     args frame)
             (begin
               (print-exception (current-error-port) frame
                                (car args) (cdr args))
               (display-backtrace stack (current-error-port)))))))))
generated by cgit
CPUID instruction only exist on (most) x86 chips. (supported-systems (list "i686-linux" "x86_64-linux")) (home-page "https://01.org/msr-tools/") (synopsis "Read and write Model-Specific Registers (@dfn{MSR})") (description "The MSR Tools project provides console utilities to directly access the Model-Specific Registers (@dfn{MSR}s) and CPU ID of Intel-compatible processors: @itemize @item @command{cpuid}: show identification and feature information of any CPU @item @command{rdmsr}: read MSRs from any CPU or all CPUs @item @command{wrmsr}: write to MSRs on any CPU or all CPUs @end itemize These tools can be used to query and modify certain low-level CPU parameters, such as the Turbo Boost ratio and Thermal Design Power (@dfn{TDP}) limits. MSR addresses differ (greatly) between processors, and any such modification can be dangerous and may void your CPU or system board's warranty.") (license license:gpl2))) ; cpuid.c is gpl2, {rd,wr}msr.c are gpl2+ (define-public wavemon (package (name "wavemon") (version "0.9.1") (source (origin (method git-fetch) (uri (git-reference (url "https://github.com/uoaerg/wavemon.git") (commit (string-append "v" version)))) (file-name (git-file-name name version)) (sha256 (base32 "109ycwnjjqc2vpnd8b86njfifczlxglnyv4rh2qmbn2i5nw2wryg")))) (build-system gnu-build-system) (arguments `(#:make-flags (list "CC=gcc" ;; Makefile.in (ab)uses $(datadir) as $(docdir). Set it to Guix's ;; standard --docdir since it's only used as such. (string-append "datadir=" (assoc-ref %outputs "out") "/share/doc/" ,name "-" ,version)) #:tests? #f)) ; no tests (native-inputs `(("pkg-config" ,pkg-config))) (inputs `(("libcap" ,libcap) ("libnl" ,libnl) ("ncurses" ,ncurses))) (home-page "https://github.com/uoaerg/wavemon") (synopsis "Wireless network device monitor") (description "Wavemon is a wireless device monitor with an interactive ncurses terminal interface. It can display and plot signal and noise levels in real time. It also reports packet statistics, device configuration, network parameters, and access points and other wireless clients of your wireless network hardware. Wavemon should work (with varying levels of detail and features) with any device supported by the Linux kernel.") ;; Source file headers still say GPL2+, but the authorial intent ;; (from COPYING and the F9 'about' screen) is clearly GPL3+. (license license:gpl3+)))