bug#45843: [PATCH 0/2] gnu: bcc: Update to 0.18.0.

[Efraim Flashner <efraim@flashner.co.il>]

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On Thu, Jan 28, 2021 at 12:03:57PM -0500, Greg Hogan wrote:
> Thank you for verifying this. Is there a way to select and locally build a
> full (but small) set of package dependents?

I have a script I use that uses fold-packages to find the packages which
directly have a specific package as an input. I'm trying to get it to
work with inputs, but for now I manually edit it to add the package and
run it guile. I've attached it.

> bpftrace, bcc, and libbpf only compile for me with libbpf 0.1.1 and bcc
> 0.16.0. New patches below and attached.

Thanks, it all looks good now. Patches pushed.

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Efraim Flashner   <efraim@flashner.co.il>   אפרים פלשנר
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;#!/run/current-system/profile/bin/guile -e main -s
#!/run/current-system/profile/bin/guile -s
!#

(use-modules
  (gnu packages)
  (guix packages)
  (srfi srfi-1)
  (srfi srfi-26))

(fold-packages
  (lambda (package _)
    (when (any (cut eq? <> (specification->package "clisp"))
               (map second (package-direct-inputs package)))
      (format #t "~a " (package-full-name package))))
  #t)

;(define (main input)
;  (display
;    (fold-packages
;      (lambda (package _)
;        (when (any (cut eq? <> (specification->package (cadr input)))
;                   (map second (package-direct-inputs package)))
;          (package-full-name package)))
;      #t)))
(newline)

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