Ophestra
504f5d28fe
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Required by hakurei. Signed-off-by: Ophestra <cat@gensokyo.uk>
64 lines
1.1 KiB
Go
64 lines
1.1 KiB
Go
package rosa
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import (
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"sync"
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"hakurei.app/internal/pkg"
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)
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// PArtifact is a lazily-initialised [pkg.Artifact] preset.
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type PArtifact int
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const (
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Autoconf PArtifact = iota
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Bash
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Busybox
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CMake
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Coreutils
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Diffutils
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Gettext
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Git
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Go
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Gperf
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KernelHeaders
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Libexpat
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Libffi
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Libgd
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Libseccomp
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Libxml2
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M4
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Make
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Meson
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Ninja
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Patch
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Perl
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PkgConfig
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Python
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Rsync
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Setuptools
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Wayland
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WaylandProtocols
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Zlib
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// _presetEnd is the total number of presets and does not denote a preset.
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_presetEnd
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)
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var (
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// artifactsF is an array of functions for the result of [PArtifact].
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artifactsF [_presetEnd]func(t Toolchain) pkg.Artifact
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// artifacts stores the result of artifactsF.
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artifacts [_toolchainEnd][len(artifactsF)]pkg.Artifact
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// artifactsOnce is for lazy initialisation of artifacts.
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artifactsOnce [_toolchainEnd][len(artifactsF)]sync.Once
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)
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// Load returns the resulting [pkg.Artifact] of [PArtifact].
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func (t Toolchain) Load(p PArtifact) pkg.Artifact {
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artifactsOnce[t][p].Do(func() {
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artifacts[t][p] = artifactsF[p](t)
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})
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return artifacts[t][p]
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}
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