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;;; Haunt --- Static site generator for GNU Guile
;;; Copyright © 2022 David Thompson <davet@gnu.org>
;;;
;;; This file is part of Haunt.
;;;
;;; Haunt 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.
;;;
;;; Haunt 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 Haunt. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;
;; Site publishing abstraction.
;;
;;; Code:
(define-module (haunt publisher)
#:use-module (srfi srfi-9)
#:export (%default-publisher-name
make-publisher
publisher?
publisher-name
publisher-proc
publish
run-command))
(define %default-publisher-name 'production)
(define-record-type <publisher>
(%make-publisher name proc)
publisher?
(name publisher-name)
(proc publisher-proc))
(define (make-publisher name proc)
(unless (symbol? name)
(error "expected symbol for publisher name" name))
(%make-publisher name proc))
(define (publish publisher site)
((publisher-proc publisher) site))
(define (run-command program . args)
(let ((status (apply system* program args)))
(unless (zero? status)
(error "program exited with non-zero status"
(status:exit-val status) program args))))
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