110 lines
2.8 KiB
Rust
110 lines
2.8 KiB
Rust
//! Host detection is shared here but the *naming* stays per-vendor
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//! each API spells the same platform differently (e.g. Adoptium `mac`/`alpine-linux`/`x32`)
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use crate::data::PackageArchive;
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum HostArch {
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X86,
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X86_64,
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Arm,
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Aarch64,
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub enum HostOs {
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Windows,
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MacOs,
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/// Several vendors publish musl builds under a separate name
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Linux {
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musl: bool,
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},
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}
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#[derive(Debug, Clone, Copy, PartialEq, Eq)]
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pub struct HostTarget {
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pub arch: HostArch,
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pub os: HostOs,
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}
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impl HostTarget {
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pub const CURRENT: Self = Self {
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arch: cfg_select! {
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target_arch = "x86" => HostArch::X86,
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target_arch = "x86_64" => HostArch::X86_64,
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target_arch = "arm" => HostArch::Arm,
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target_arch = "aarch64" => HostArch::Aarch64,
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},
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os: cfg_select! {
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target_os = "windows" => HostOs::Windows,
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target_os = "macos" => HostOs::MacOs,
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target_os = "linux" => cfg_select! {
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target_env = "musl" => HostOs::Linux { musl: true },
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_ => HostOs::Linux { musl: false },
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},
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},
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};
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/// Liberica takes architecture and bitness as separate query parameters
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#[must_use]
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pub const fn bitness(self) -> &'static str {
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match self.arch {
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HostArch::X86 | HostArch::Arm => "32",
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HostArch::X86_64 | HostArch::Aarch64 => "64",
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}
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}
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#[must_use]
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pub const fn archive(self) -> PackageArchive {
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match self.os {
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HostOs::Windows => PackageArchive::Zip,
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_ => PackageArchive::TarGz,
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}
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}
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#[must_use]
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pub const fn archive_ext(self) -> &'static str {
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match self.os {
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HostOs::Windows => "zip",
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_ => "tar.gz",
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}
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}
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#[must_use]
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pub const fn is_musl(self) -> bool {
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matches!(self.os, HostOs::Linux { musl: true })
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn bitness_matches_the_architecture() {
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assert_eq!(HostTarget::CURRENT.bitness(), {
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if cfg!(target_pointer_width = "64") {
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"64"
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} else {
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"32"
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}
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});
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}
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#[test]
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fn windows_ships_zips_and_everything_else_tarballs() {
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let expected = if cfg!(windows) {
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PackageArchive::Zip
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} else {
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PackageArchive::TarGz
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};
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assert_eq!(HostTarget::CURRENT.archive(), expected);
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}
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#[test]
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fn musl_is_only_ever_reported_on_linux() {
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if HostTarget::CURRENT.is_musl() {
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assert!(matches!(HostTarget::CURRENT.os, HostOs::Linux { .. }));
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}
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}
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}
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