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#!/usr/bin/env sh
# Builds and runs tests for a particular target passed as an argument to this
# script.
set -ex
MIRRORS_URL="https://ci-mirrors.rust-lang.org/libc"
TARGET="${1}"
# If we're going to run tests inside of a qemu image, then we don't need any of
# the scripts below. Instead, download the image, prepare a filesystem which has
# the current state of this repository, and then run the image.
#
# It's assume that all images, when run with two disks, will run the `run.sh`
# script from the second which we place inside.
if [ "$QEMU" != "" ]; then
tmpdir=/tmp/qemu-img-creation
mkdir -p "${tmpdir}"
if [ -z "${QEMU#*.gz}" ]; then
# image is .gz : download and uncompress it
qemufile="$(echo "${QEMU%.gz}" | sed 's/\//__/g')"
if [ ! -f "${tmpdir}/${qemufile}" ]; then
curl --retry 5 "${MIRRORS_URL}/${QEMU}" | \
gunzip -d > "${tmpdir}/${qemufile}"
fi
elif [ -z "${QEMU#*.xz}" ]; then
# image is .xz : download and uncompress it
qemufile="$(echo "${QEMU%.xz}" | sed 's/\//__/g')"
if [ ! -f "${tmpdir}/${qemufile}" ]; then
curl --retry 5 "${MIRRORS_URL}/${QEMU}" | \
unxz > "${tmpdir}/${qemufile}"
fi
else
# plain qcow2 image: just download it
qemufile="$(echo "${QEMU}" | sed 's/\//__/g')"
if [ ! -f "${tmpdir}/${qemufile}" ]; then
curl --retry 5 "${MIRRORS_URL}/${QEMU}" | \
> "${tmpdir}/${qemufile}"
fi
fi
# Create a mount a fresh new filesystem image that we'll later pass to QEMU.
# This will have a `run.sh` script will which use the artifacts inside to run
# on the host.
rm -f "${tmpdir}/libc-test.img"
mkdir "${tmpdir}/mount"
# Do the standard rigamarole of cross-compiling an executable and then the
# script to run just executes the binary.
cargo build \
--manifest-path libc-test/Cargo.toml \
--target "${TARGET}" \
--test main
rm "${CARGO_TARGET_DIR}/${TARGET}"/debug/main-*.d
cp "${CARGO_TARGET_DIR}/${TARGET}"/debug/main-* "${tmpdir}"/mount/libc-test
# shellcheck disable=SC2016
echo 'exec $1/libc-test' > "${tmpdir}/mount/run.sh"
du -sh "${tmpdir}/mount"
genext2fs \
--root "${tmpdir}/mount" \
--size-in-blocks 100000 \
"${tmpdir}/libc-test.img"
# Pass -snapshot to prevent tampering with the disk images, this helps when
# running this script in development. The two drives are then passed next,
# first is the OS and second is the one we just made. Next the network is
# configured to work (I'm not entirely sure how), and then finally we turn off
# graphics and redirect the serial console output to out.log.
qemu-system-x86_64 \
-m 1024 \
-snapshot \
-drive if=virtio,file="${tmpdir}/${qemufile}" \
-drive if=virtio,file="${tmpdir}/libc-test.img" \
-net nic,model=virtio \
-net user \
-nographic \
-vga none 2>&1 | tee "${CARGO_TARGET_DIR}/out.log"
exec egrep "^(PASSED)|(test result: ok)" "${CARGO_TARGET_DIR}/out.log"
fi
# FIXME: x86_64-unknown-linux-gnux32 fail to compile without --release
# See https://github.com/rust-lang/rust/issues/45417
opt=
if [ "$TARGET" = "x86_64-unknown-linux-gnux32" ]; then
opt="--release"
fi
cargo test $opt --no-default-features --manifest-path libc-test/Cargo.toml \
--target "${TARGET}"
cargo test $opt --manifest-path libc-test/Cargo.toml --target "${TARGET}"
cargo test $opt --features extra_traits --manifest-path libc-test/Cargo.toml \
--target "${TARGET}"
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