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maint/build ~ refactor feature strategy (allows simple cargo build on all platforms) and easier cross-targeted builds
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Roy Ivy III
parent
5af8503a5e
commit
b7a3c4d8a8
2 changed files with 64 additions and 45 deletions
104
Cargo.toml
104
Cargo.toml
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@ -6,7 +6,29 @@ build = "build.rs"
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autotests = false
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[features]
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unix = [
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default = [ "feat_common_core" ]
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#
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macos = [ "feat_os_unix" ]
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unix = [ "feat_os_unix" ]
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windows = [ "feat_os_windows" ]
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#
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test_unimplemented = []
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nightly = []
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#
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# "feat_os_unix" == set of utilities which can be compiled/run on modern/usual *nix platforms
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feat_os_unix = [
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"stdbuf",
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#
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"feat_os_unix_musl",
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"feat_os_unix_utmpx",
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]
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# "feat_os_unix_gnueabihf" == set of utilities which can be build/run for "arm-unknown-linux-gnueabihf" target (ARMv6 Linux, hardfloat)
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feat_os_unix_gnueabihf = [
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"feat_os_unix_musl",
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"feat_os_unix_utmpx",
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]
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# "feat_os_unix_musl" == set of utilities which can be built/run on targets binding to the "musl" library (ref: <https://musl.libc.org/about.html>)
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feat_os_unix_musl = [
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"chgrp",
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"chmod",
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"chown",
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@ -24,36 +46,25 @@ unix = [
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"numfmt",
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"nohup",
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"pathchk",
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"pinky",
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"stat",
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"stdbuf",
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"timeout",
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"touch",
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"tty",
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"uname",
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"unlink",
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#
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"feat_common"
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]
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# "feat_os_unix_utmpx" == set of utilites requiring utmp/utmpx support
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# * ref: <https://wiki.musl-libc.org/faq.html#Q:-Why-is-the-utmp/wtmp-functionality-only-implemented-as-stubs?>
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feat_os_unix_utmpx = [
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"pinky",
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"uptime",
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"users",
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"who",
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"generic"
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]
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windows = ["generic"]
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windows_legacy = [
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"arch",
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"nproc",
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"sync",
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"touch",
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"whoami",
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"redox_generic"
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]
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# Feature "fuchsia" contains the exclusive list of utilities
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# that can be compiled and run on Fuchsia. Should be built
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# with --no-default-features when selecting this feature.
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# TODO: merge with "unix" to avoid duplication once we support
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# all utilities in that feature.
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fuchsia = [
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# "feat_os_unix_fuchsia" == set of utilities which can be built/run on the "Fuschia" OS (refs: <https://fuchsia.dev>; <https://en.wikipedia.org/wiki/Google_Fuchsia>)
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feat_os_unix_fuchsia = [
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# unix utilities
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"chgrp",
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"chmod",
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@ -71,27 +82,43 @@ fuchsia = [
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"tty",
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"uname",
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"unlink",
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# All generic utilities
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"generic"
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#
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"feat_common_core"
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]
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generic = [
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# "feat_os_unix_redox" == set of utilities which can be compiled/run on "Redox OS" (refs: <https://www.redox-os.org>; <https://en.wikipedia.org/wiki/Redox_(operating_system)>)
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feat_os_unix_redox = [
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"uname",
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"chmod",
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"install",
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#
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"feat_common_core"
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]
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# "feat_os_windows" == set of utilities which can be compiled/run on modern/usual windows platforms
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feat_os_windows = [ "feat_common" ]
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# "feat_os_windows_legacy" == slightly restricted set of utilities which can be compiled/run on early windows platforms (eg, "WinXP")
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feat_os_windows_legacy = [
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"arch",
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"nproc",
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"sync",
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"touch",
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"whoami",
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"feat_common_core"
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]
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##
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# "feat_common" == expanded set of utilities which can be compiled/run on usual rust "tier 1" target platforms (ref: <https://forge.rust-lang.org/release/platform-support.html>)
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feat_common = [
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"arch",
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"hostname",
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"nproc",
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"sync",
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"touch",
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"whoami",
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"redox_generic"
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#
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"feat_common_core"
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]
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# Feature "redox"/"redox_generic" contains the exclusive list of utilities
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# that can be compiled and run on redox. Should be built
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# with --no-default-features when selecting this feature.
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# TODO: merge with "generic" to avoid duplication once we support
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# all utilities in that feature.
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redox_generic = [
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# And maybe all generic utilities
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# "feat_common_core" == baseline core set of utilities which can be compiled/run on most targets
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feat_common_core = [
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"base32",
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"base64",
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"basename",
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@ -153,15 +180,6 @@ redox_generic = [
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"wc",
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"yes",
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]
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redox = [
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"uname",
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"chmod",
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"install",
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"redox_generic"
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]
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test_unimplemented = []
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nightly = []
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default = ["unix"]
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[workspace]
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5
build.rs
5
build.rs
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@ -16,8 +16,9 @@ pub fn main() {
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if val == "1" && key.starts_with(feature_prefix) {
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let krate = key[feature_prefix.len()..].to_lowercase();
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match krate.as_ref() {
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"default" | "unix" | "redox" | "redox_generic" | "fuchsia" | "generic"
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| "windows" | "windows_legacy" | "nightly" | "test_unimplemented" => continue,
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"default" | "macos" | "unix" | "windows" => continue,
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"nightly" | "test_unimplemented" => continue,
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s if s.starts_with("feat_") => continue,
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_ => {}
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}
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crates.push(krate.to_string());
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