show-utils.sh: remove dependency on jq

util/show-utils.sh

@@ -1,22 +1,21 @@
 #!/usr/bin/env bash
 
 set -eo pipefail
-# spell-checker:ignore (jq) deps startswith
 
 cd -- "$(dirname -- "$0")/.."
 
-# `jq` available?
-if ! jq --version 1>/dev/null 2>&1; then
-    # refs: <https://forge.rust-lang.org/release/platform-support.html> , <https://docs.rs/platforms/0.2.1/platforms/platform/tier1/index.html>
-    # default utility list
-    default_utils=$(cargo tree --depth 1 --features feat_common_core --format "{lib}" --prefix none | sed -n 's/^uu_//p')
-    echo "WARN: missing \`jq\` (install with \`sudo apt install jq\`); falling back to default (only fully cross-platform) utility list" 1>&2
-    echo "$default_utils"
+if test "$*";then
+  _args=("$@")
 else
-    # Find 'coreutils' id with regex
-    # with cargo v1.76.0, id = "coreutils 0.0.26 (path+file://<coreutils local directory>)"
-    # with cargo >= v1.77.0
-    # - if local path != '<...>/coreutils' id = "path+file://<coreutils local directory>#coreutils@0.0.26"
-    # - if local path == '<...>/coreutils' id = "path+file://<parent directory>/coreutils#0.0.26"
-    cargo metadata "$@" --format-version 1 | jq -r '[.resolve.nodes[] | select(.id|match(".*coreutils[ |@|#]\\d+\\.\\d+\\.\\d+")) | .deps[] | select(.pkg|match("uu_")) | .name | sub("^uu_"; "")] | sort | join(" ")'
+  CARGO_BUILD_TARGET="${CARGO_BUILD_TARGET:-$(rustc --print host-tuple)}"
+  case "$CARGO_BUILD_TARGET" in
+    *windows*) _args=("--features=windows");;
+    *wasip*) _args=("--features=feat_wasm");;
+    *android*) _args=("--features=feat_os_unix_android,feat_require_selinux");;
+    *linux*) _args=("--features=unix,feat_require_selinux");;
+    # unix is default since we don't support too many non-unix
+    *) _args=("--features=unix");;
+  esac
 fi
+
+cargo tree --depth 1 --format "{lib}" "${_args[@]}" --prefix none | sed -n 's/^uu_//p'