-#!/bin/sh
+#!/bin/bash
set -e
USAGE=$(cat <<"EOF"
COMMANDS
TARGET=$(rustc --version --verbose | grep "^host:" | cut -d ' ' -f 2)
SYSROOT=$(rustc --print sysroot)
LIBDIR=$SYSROOT/lib/rustlib/$TARGET/lib
+MIRIDIR=$(dirname "$0")
+if readlink -e . &>/dev/null; then
+ # This platform supports `readlink -e`.
+ MIRIDIR=$(readlink -e "$MIRIDIR")
+fi
if ! test -d "$LIBDIR"; then
echo "Something went wrong determining the library dir."
echo "I got $LIBDIR but that does not exist."
echo "Please report a bug at https://github.com/rust-lang/miri/issues."
exit 2
fi
-# We set the rpath so that Miri finds the private rustc libraries it needs.
-# We enable debug-assertions to get tracing.
-# We enable line-only debuginfo for backtraces.
-export RUSTFLAGS="-C link-args=-Wl,-rpath,$LIBDIR -C debug-assertions -C debuginfo=1 $RUSTC_EXTRA_FLAGS"
if [ -z "$CARGO_INCREMENTAL" ]; then
# Default CARGO_INCREMENTAL to 1.
export CARGO_INCREMENTAL=1
fi
+if [ -z "$CARGO_TARGET_DIR" ]; then
+ # Share target dir between `miri` and `cargo-miri`.
+ export CARGO_TARGET_DIR="$MIRIDIR/target"
+fi
+# We set the rpath so that Miri finds the private rustc libraries it needs.
+# We enable debug-assertions to get tracing.
+# We enable line-only debuginfo for backtraces.
+export RUSTFLAGS="-C link-args=-Wl,-rpath,$LIBDIR -C debug-assertions -C debuginfo=1 $RUSTFLAGS"
## Helper functions
# Build a sysroot and set MIRI_SYSROOT to use it. Arguments are passed to `cargo miri setup`.
build_sysroot() {
# Build once, for the user to see.
- cargo run $CARGO_BUILD_FLAGS --bin cargo-miri -- miri setup "$@"
+ cargo run $CARGO_BUILD_FLAGS --manifest-path "$MIRIDIR"/cargo-miri/Cargo.toml -- miri setup "$@"
# Call again, to just set env var.
- export MIRI_SYSROOT="$(cargo run $CARGO_BUILD_FLAGS -q --bin cargo-miri -- miri setup --print-sysroot "$@")"
+ export MIRI_SYSROOT="$(cargo run $CARGO_BUILD_FLAGS --manifest-path "$MIRIDIR"/cargo-miri/Cargo.toml -q -- miri setup --print-sysroot "$@")"
}
# Prepare and set MIRI_SYSROOT. Respects `MIRI_TEST_TARGET` and takes into account
# <https://github.com/rust-lang/cargo/issues/6992>.
case "$COMMAND" in
*-debug)
- CARGO_INSTALL_FLAGS="--debug $CARGO_EXTRA_FLAGS"
- CARGO_BUILD_FLAGS="$CARGO_EXTRA_FLAGS"
+ CARGO_INSTALL_FLAGS="--target $TARGET --debug $CARGO_EXTRA_FLAGS"
+ CARGO_BUILD_FLAGS="--target $TARGET $CARGO_EXTRA_FLAGS"
;;
*)
- CARGO_INSTALL_FLAGS="$CARGO_EXTRA_FLAGS"
- CARGO_BUILD_FLAGS="--release $CARGO_EXTRA_FLAGS"
+ CARGO_INSTALL_FLAGS="--target $TARGET $CARGO_EXTRA_FLAGS"
+ CARGO_BUILD_FLAGS="--target $TARGET --release $CARGO_EXTRA_FLAGS"
;;
esac
install|install-debug)
# "--locked" to respect the Cargo.lock file if it exists,
# "--offline" to avoid querying the registry (for yanked packages).
- exec cargo install $CARGO_INSTALL_FLAGS --path "$(dirname "$0")" --force --locked --offline "$@"
+ cargo install $CARGO_INSTALL_FLAGS --path "$MIRIDIR" --force --locked --offline "$@"
+ cargo install $CARGO_INSTALL_FLAGS --path "$MIRIDIR"/cargo-miri --force --locked --offline "$@"
;;
check|check-debug)
# Check, and let caller control flags.
- exec cargo check $CARGO_BUILD_FLAGS "$@"
+ cargo check $CARGO_BUILD_FLAGS --manifest-path "$MIRIDIR"/Cargo.toml "$@"
+ cargo check $CARGO_BUILD_FLAGS --manifest-path "$MIRIDIR"/cargo-miri/Cargo.toml "$@"
;;
build|build-debug)
# Build, and let caller control flags.
- exec cargo build $CARGO_BUILD_FLAGS "$@"
+ cargo build $CARGO_BUILD_FLAGS --manifest-path "$MIRIDIR"/Cargo.toml "$@"
+ cargo build $CARGO_BUILD_FLAGS --manifest-path "$MIRIDIR"/cargo-miri/Cargo.toml "$@"
;;
test|test-debug)
# First build and get a sysroot.
cargo build $CARGO_BUILD_FLAGS
find_sysroot
# Then test, and let caller control flags.
+ # Only in root project as `cargo-miri` has no tests.
exec cargo test $CARGO_BUILD_FLAGS "$@"
;;
run|run-debug)
exec cargo run $CARGO_BUILD_FLAGS -- --sysroot "$MIRI_SYSROOT" "$@"
;;
*)
- echo "Unknown command: $COMMAND"
- echo
+ if [ -n "$COMMAND" ]; then
+ echo "Unknown command: $COMMAND"
+ echo
+ fi
echo "$USAGE"
exit 1
esac