hydra-eval-guile-jobs: Register derivations as GC roots.

Dependencies

• [2] QMW24O5S Add support for Guile & Guix.
• [3] SVDJSA6U hydra-eval-guile-jobs: Adjust to multiple-output format.
• [4] 3K3GDTUQ hydra-eval-guile-jobs: Honor $NIX_STORE_DIR.

Change contents

• replacement in src/script/hydra-eval-guile-jobs.in at line 74
  [2.5298]→[2.5298:5335](∅→∅)
  − (define (job-evaluations->sxml jobs)
  [2.5298]

  [2.5335]
  + (define (register-gc-root drv roots-dir)

  + "Register a permanent garbage collector root under ROOTS-DIR for DRV."

  + (let ((root (string-append roots-dir "/" (basename drv))))

  + (unless (file-exists? root)

  + (symlink drv root))))

  +

  + (define* (job-evaluations->sxml jobs

  + #:key gc-roots-dir)
• edit in src/script/hydra-eval-guile-jobs.in at line 103
  [2.6153]

  [2.6153]
  + (when gc-roots-dir

  + ;; Register DRV as a GC root so that it's not collected by

  + ;; the time 'hydra-build' attempts to build it.

  + (register-gc-root drv gc-roots-dir))

  +
• replacement in src/script/hydra-eval-guile-jobs.in at line 154
  [2.8036]→[2.8036:8077](∅→∅)
  − (define (job-evaluations->xml jobs port)
  [2.8036]

  [2.8077]
  + (define* (job-evaluations->xml jobs port

  + #:key gc-roots-dir)
• replacement in src/script/hydra-eval-guile-jobs.in at line 157
  [2.8113]→[2.8113:8162](∅→∅)
  − (sxml->xml (job-evaluations->sxml jobs) port))
  [2.8113]

  [2.8162]
  + (sxml->xml (job-evaluations->sxml jobs #:gc-roots-dir gc-roots-dir)

  + port))
• replacement in src/script/hydra-eval-guile-jobs.in at line 243
  [2.11279]→[2.11279:11338](∅→∅)
  − (job-evaluations->xml jobs (current-output-port)))))
  [2.11279]
  + (unless (string? gc-roots-dir)

  + (format (current-error-port)

  + "warning: --gc-roots-dir not specified~%"))

  +

  + (job-evaluations->xml jobs (current-output-port)

  + #:gc-roots-dir gc-roots-dir))))