Add GHA CICD

.appveyor.yml

@@ -1,5 +1,5 @@
-# spell-checker:words POSIX repo SDK SDKs toolchain toolchains
-# spell-checker:ignore uutils ARCH ABI BACKTRACE BINDIR cl COMNTOOLS dllcrt findstr maint MINGW MINGWDIR mkdir MSVC MSYS rustc rustlib rustup USERPROFILE vcvarsall
+# spell-checker:words POSIX SDK SDKs repo toolchain toolchains
+# spell-checker:ignore ABI ARCH BACKTRACE BINDIR COMNTOOLS MINGW MINGWDIR MSVC MSYS USERPROFILE cl dllcrt findstr maint mkdir rustc rustlib rustup targetting uutils vcvarsall
 
 version: "{build} ~ {branch}"
 
@@ -21,8 +21,8 @@ matrix:
 environment:
   global:
     FEATURES: "windows"
-    BUILD_OPTIONS: "--no-default-features"
-    TEST_OPTIONS: "--no-default-features --no-fail-fast"
+    BUILD_OPTIONS: ""
+    TEST_OPTIONS: "--no-fail-fast"
 
   matrix:
   # minimum version
@@ -69,6 +69,7 @@ environment:
 #   - CHANNEL: nightly
 #     ARCH: x86_64
 #     ABI: gnu
+#     FEATURES: "windows nightly"
   # * specific gnu compilers
   - CHANNEL: stable
     ARCH: i686
@@ -83,8 +84,8 @@ environment:
 install:
   # force branch checkout (if knowable), then reset to the specific commit ## (can be needed for accurate code coverage info)
   # * this allows later apps to see the branch name using standard `git branch` operations, yet always builds the correct specific commit
-  # * ref: <https://github.com/appveyor/ci/issues/1606>[`@`](https://archive.is/RVpnF)
-  - if DEFINED APPVEYOR_REPO_BRANCH if /I "%APPVEYOR_REPO_SCM%"=="git" ( git checkout "%APPVEYOR_REPO_BRANCH%" 2>NUL & git reset --hard "%APPVEYOR_REPO_COMMIT%" )
+  # * ref: <https://github.com/appveyor/ci/issues/1606>[`@`](https://archive.is/RVpnF) ; note: `git branch -a` may be helpful for debugging edge cases
+  - if DEFINED APPVEYOR_REPO_BRANCH if /I "%APPVEYOR_REPO_SCM%"=="git" ( git checkout "%APPVEYOR_REPO_BRANCH%" 2>NUL & git reset --hard FETCH_HEAD 2>NUL || git reset --hard "%APPVEYOR_REPO_COMMIT%" )
   # ensure CWD is project main directory
   - cd "%APPVEYOR_BUILD_FOLDER%"
   # create a working area

.travis.yml

@@ -19,21 +19,22 @@ matrix:
   fast_finish: true
   include:
     - rust: 1.31.0
+      env: FEATURES=unix
     - rust: stable
       os: linux
-      env: TEST_INSTALL=true
+      env: FEATURES=unix TEST_INSTALL=true
     - rust: stable
       os: osx
-      env: TEST_INSTALL=true
+      env: FEATURES=macos TEST_INSTALL=true
     - rust: nightly
       os: linux
-      env: FEATURES=nightly
+      env: FEATURES=nightly,unix
     - rust: nightly
       os: osx
-      env: FEATURES=nightly
+      env: FEATURES=nightly,macos
     - rust: nightly
       os: linux
-      env: FEATURES=nightly,redox CC=x86_64-unknown-redox-gcc CARGO_ARGS='--no-default-features --target=x86_64-unknown-redox' REDOX=1
+      env: FEATURES=nightly,feat_os_unix_redox CC=x86_64-unknown-redox-gcc CARGO_ARGS='--no-default-features --target=x86_64-unknown-redox' REDOX=1
 
 cache:
   directories:

Cargo.toml

@@ -6,92 +6,122 @@ build = "build.rs"
 autotests = false
 
 [features]
-unix = [
+default = [ "feat_common_core" ]
+## OS feature shortcodes
+macos = [ "feat_os_unix" ]
+unix = [ "feat_os_unix" ]
+windows = [ "feat_os_windows" ]
+## project-specific feature shortcodes
+nightly = []
+test_unimplemented = []
+## feature sets
+# "feat_os_unix" == set of utilities which can be built/run on modern/usual *nix platforms
+feat_os_unix = [
+  "feat_common",
+  "feat_os_unix_musl",
+  "feat_os_unix_utmpx_required",
+  #
+  "stdbuf",
+]
+# "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>)
+feat_os_unix_fuchsia = [
+  "feat_common_core",
+  #
   "chgrp",
   "chmod",
   "chown",
-  "chroot",
   "du",
   "groups",
   "hostid",
-  "id",
   "install",
-  "kill",
   "logname",
   "mkfifo",
   "mknod",
   "nice",
-  "numfmt",
-  "nohup",
   "pathchk",
-  "pinky",
-  "stat",
   "stdbuf",
-  "timeout",
-  "touch",
   "tty",
   "uname",
   "unlink",
-  "uptime",
-  "users",
-  "who",
-
-  "generic"
 ]
-windows = ["generic"]
-windows_legacy = [
-  "arch",
-  "nproc",
-  "sync",
-  "touch",
-  "whoami",
-
-  "redox_generic"
-  ]
-# Feature "fuchsia" contains the exclusive list of utilities
-# that can be compiled and run on Fuchsia. Should be built
-# with --no-default-features when selecting this feature.
-# TODO: merge with "unix" to avoid duplication once we support
-# all utilities in that feature.
-fuchsia = [
-  # unix utilities
+# "feat_os_unix_gnueabihf" == set of utilities which can be built/run on the "arm-unknown-linux-gnueabihf" target (ARMv6 Linux [hardfloat])
+feat_os_unix_gnueabihf = [
+  "feat_common",
+  "feat_os_unix_musl",
+  "feat_os_unix_utmpx_required",
+]
+# "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>)
+feat_os_unix_musl = [
+  "feat_common",
+  #
   "chgrp",
   "chmod",
   "chown",
+  "chroot",
   "du",
   "groups",
   "hostid",
+  "id",
   "install",
+  "kill",
   "logname",
   "mkfifo",
   "mknod",
   "nice",
+  "numfmt",
+  "nohup",
   "pathchk",
-  "stdbuf",
+  "stat",
+  "timeout",
+  "touch",
   "tty",
   "uname",
   "unlink",
-
-  # All generic utilities
-  "generic"
 ]
-generic = [
+# "feat_os_unix_redox" == set of utilities which can be built/run on "Redox OS" (refs: <https://www.redox-os.org>; <https://en.wikipedia.org/wiki/Redox_(operating_system)>)
+feat_os_unix_redox = [
+  "feat_common_core",
+  #
+  "uname",
+  "chmod",
+  "install",
+]
+# "feat_os_unix_utmpx_required" == set of utilites requiring utmp/utmpx support
+# * ref: <https://wiki.musl-libc.org/faq.html#Q:-Why-is-the-utmp/wtmp-functionality-only-implemented-as-stubs?>
+feat_os_unix_utmpx_required = [
+  "pinky",
+  "uptime",
+  "users",
+  "who",
+]
+# "feat_os_windows" == set of utilities which can be built/run on modern/usual windows platforms
+feat_os_windows = [
+  "feat_common", ## == "feat_os_windows_legacy" + "hostname"
+  ]
+# "feat_os_windows_legacy" == slightly restricted set of utilities which can be built/run on early windows platforms (eg, "WinXP")
+feat_os_windows_legacy = [
+  "feat_common_core",
+  #
+  "arch",
+  "nproc",
+  "sync",
+  "touch",
+  "whoami",
+  ]
+## (common/core) feature sets
+# "feat_common" == expanded set of utilities which can be built/run on the usual rust "tier 1" target platforms (ref: <https://forge.rust-lang.org/release/platform-support.html>)
+feat_common = [
+  "feat_common_core",
+  #
   "arch",
   "hostname",
   "nproc",
   "sync",
   "touch",
   "whoami",
-  "redox_generic"
 ]
-# Feature "redox"/"redox_generic" contains the exclusive list of utilities
-# that can be compiled and run on redox. Should be built
-# with --no-default-features when selecting this feature.
-# TODO: merge with "generic" to avoid duplication once we support
-# all utilities in that feature.
-redox_generic = [
-
-  # And maybe all generic utilities
+# "feat_common_core" == baseline core set of utilities which can be built/run on most targets
+feat_common_core = [
   "base32",
   "base64",
   "basename",
@@ -153,20 +183,11 @@ redox_generic = [
   "wc",
   "yes",
 ]
-redox = [
-  "uname",
-  "chmod",
-  "install",
-  "redox_generic"
-]
-test_unimplemented = []
-nightly = []
-default = ["unix"]
 
 [workspace]
 
 [dependencies]
-uucore   = "0.0.1"
+uucore   = "0.0.2"
 arch     = { optional=true, path="src/arch" }
 base32   = { optional=true, path="src/base32" }
 base64   = { optional=true, path="src/base64" }
@@ -260,16 +281,19 @@ wc       = { optional=true, path="src/wc" }
 who      = { optional=true, path="src/who" }
 whoami   = { optional=true, path="src/whoami" }
 yes      = { optional=true, path="src/yes" }
+#
+# * transitive dependency via 'failure'; pin to <= v0.3.30 to avoid increasing MinSRV to v1.33.0
+backtrace = ">= 0.3.3, <= 0.3.30"
 
 [dev-dependencies]
-time = "0.1.42"
 filetime = "0.2.5"
+lazy_static = "1.3.0"
 libc = "0.2.62"
-regex = "1.0.3"
 rand = "0.6.5"
+regex = "1.0.3"
 tempdir = "0.3.7"
+time = "0.1.42"
 unindent = "0.1.3"
-lazy_static = "1.3.0"
 
 [target.'cfg(unix)'.dev-dependencies]
 # FIXME: this should use the normal users crate, but it conflicts with the users utility
@@ -282,3 +306,6 @@ path = "src/uutils/uutils.rs"
 
 [[test]]
 name = "tests"
+
+[patch.crates-io]
+uucore = { git = "https://github.com/rivy/rust.uucore", tag = "0.0.2" }