57 lines
2.0 KiB
Scheme
57 lines
2.0 KiB
Scheme
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;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2021 Maxime Devos <maximedevos@telenet.be>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (guix build meson-configuration)
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#:use-module (ice-9 match)
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#:export (write-section-header write-assignment write-assignments))
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;; Commentary:
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;;
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;; Utilities for generating a ‘Cross build definition file’ for
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;; the Meson build system. Configuration values are currently
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;; never escaped. In practice this is unlikely to be a problem
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;; in the build environment.
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;;
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;; Code:
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(define (write-section-header port section-name)
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"Write a section header for a section named SECTION-NAME to PORT."
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(format port "[~a]~%" section-name))
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(define (write-assignment port key value)
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"Write an assignment of VALUE to KEY to PORT.
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VALUE must be a string (without any special characters such as quotes),
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a boolean or an integer. Lists are currently not supported"
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(match value
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((? string?)
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(format port "~a = '~a'~%" key value))
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((? integer?)
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(format port "~a = ~a~%" key value))
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(#f
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(format port "~a = true~%" key))
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(#t
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(format port "~a = false~%" key))))
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(define* (write-assignments port alist)
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"Write the assignments in ALIST, an association list, to PORT."
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(for-each (match-lambda
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((key . value)
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(write-assignment port key value)))
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alist))
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