# Set up CFLAGS and RUSTFLAGS vars appropriately for building libsecp256k1 and demo apps...
BASE_CFLAGS="" # CFLAGS for libsecp256k1
LOCAL_CFLAGS="" # CFLAGS for demo apps
-BASE_RUSTFLAGS="" # RUSTFLAGS
# Remap paths so that our builds are deterministic
-BASE_RUSTFLAGS="--remap-path-prefix $LIGHTNING_PATH=rust-lightning --remap-path-prefix $(pwd)=ldk-c-bindings --remap-path-prefix $HOME/.cargo="
+BASE_RUSTFLAGS="--cfg=c_bindings --remap-path-prefix $LIGHTNING_PATH=rust-lightning --remap-path-prefix $(pwd)=ldk-c-bindings --remap-path-prefix $HOME/.cargo="
# If the C compiler supports it, also set -ffile-prefix-map
echo "int main() {}" > genbindings_path_map_test_file.c
function add_crate() {
pushd "$LIGHTNING_PATH/$1"
- RUSTC_BOOTSTRAP=1 cargo rustc --profile=check $3 -- -Zunstable-options --pretty=expanded > /tmp/$1-crate-source.txt
+ RUSTC_BOOTSTRAP=1 cargo rustc --profile=check $3 -- --cfg=c_bindings -Zunpretty=expanded > /tmp/$1-crate-source.txt
popd
if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
sed -i".original" "1i\\
# Now cd to lightning-c-bindings, build the generated bindings, and call cbindgen to build a C header file
cd lightning-c-bindings
-cargo build
+RUSTFLAGS="$RUSTFLAGS --cfg=test_mod_pointers" cargo build
if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" cargo build --target aarch64-apple-darwin
fi
# We'll print this at the end
;;
"XXX"*)
- STRUCT_NAME="$(echo "$LINE" | awk '{ print $2 }')"
+ NEW_STRUCT_NAME="$(echo "$LINE" | awk '{ print $2 }')"
+ if [ "$NEW_STRUCT_NAME" != "$STRUCT_NAME" ]; then
+ STRUCT_CONTENTS="$(cat include/lightning.h | sed -n -e "/struct LDK$NEW_STRUCT_NAME/{:s" -e "/\} LDK$NEW_STRUCT_NAME;/!{N" -e "b s" -e "}" -e p -e "}")"
+ fi
+ STRUCT_NAME="$NEW_STRUCT_NAME"
METHOD_NAME="$(echo "$LINE" | awk '{ print $3 }')"
- STRUCT_CONTENTS="$(cat include/lightning.h | sed -n -e "/struct LDK$STRUCT_NAME/{:s" -e "/\} LDK$STRUCT_NAME;/!{N" -e "b s" -e "}" -e p -e "}")"
METHOD="$(echo "$STRUCT_CONTENTS" | grep "(\*$METHOD_NAME)")"
if [ "$METHOD" = "" ]; then
echo "Unable to find method declaration for $LINE"
# Finally, sanity-check the generated C and C++ bindings with demo apps:
# Naively run the C demo app:
-gcc $LOCAL_CFLAGS -Wall -g -pthread demo.c target/debug/libldk.a -ldl
+gcc $LOCAL_CFLAGS -Wall -g -pthread demo.c target/debug/libldk.a -ldl -lm
./a.out
# And run the C++ demo app
# Finally, run the C++ demo app with our native networking library
# in valgrind to test memory model correctness and lack of leaks.
gcc $LOCAL_CFLAGS -fPIC -std=c99 -Wall -g -pthread -I../ldk-net ../ldk-net/ldk_net.c -c -o ldk_net.o
-g++ $LOCAL_CFLAGS -std=c++11 -Wall -g -pthread -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl
+g++ $LOCAL_CFLAGS -std=c++11 -Wall -g -pthread -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl -lm
if [ -x "`which valgrind`" ]; then
valgrind --error-exitcode=4 --memcheck:leak-check=full --show-leak-kinds=all ./a.out
echo
echo "Apple clang isn't compatible with upstream clang, install upstream clang"
CLANG_LLVM_V="0"
else
- CLANG_LLVM_V=$(clang --version | head -n1 | awk '{ print substr($4, 0, 2); }')
+ CLANG_LLVM_V=$(clang --version | head -n1 | awk '{ print substr($3, 0, 2); }')
if [ -x "$(which ld64.lld)" ]; then
LLD_LLVM_V="$(ld64.lld --version | awk '{ print substr($2, 0, 2); }')"
fi
if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" RUSTC_BOOTSTRAP=1 cargo rustc --target aarch64-apple-darwin -v -- -Zsanitizer=address -Cforce-frame-pointers=yes || ( mv Cargo.toml.bk Cargo.toml; exit 1)
fi
- RUSTC_BOOTSTRAP=1 cargo rustc -v -- -Zsanitizer=address -Cforce-frame-pointers=yes || ( mv Cargo.toml.bk Cargo.toml; exit 1)
+ RUSTFLAGS="$RUSTFLAGS --cfg=test_mod_pointers" RUSTC_BOOTSTRAP=1 cargo rustc -v -- -Zsanitizer=address -Cforce-frame-pointers=yes || ( mv Cargo.toml.bk Cargo.toml; exit 1)
mv Cargo.toml.bk Cargo.toml
# First the C demo app...
ls -lha a.out
time ./a.out > /dev/null
-if [ "$HOST_PLATFORM" != "host: x86_64-apple-darwin" -a "$CLANGPP" != "" ]; then
+if [ "$CLANGPP" != "" ]; then
# If we can use cross-language LTO, use it for building C dependencies (i.e. libsecp256k1) as well
export CC="$CLANG"
# The cc-rs crate tries to force -fdata-sections and -ffunction-sections on, which
# breaks -fembed-bitcode, so we turn off cc-rs' default flags and specify exactly
# what we want here.
- export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -fPIC -fembed-bitcode -march=sandybridge"
+ export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -fPIC -fembed-bitcode -march=sandybridge -mcpu=sandybridge -mtune=sandybridge"
export CRATE_CC_NO_DEFAULTS=true
fi
RUSTFLAGS="$BASE_RUSTFLAGS -C linker=${EXTRA_CCS[$IDX]}" CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target "${EXTRA_TARGETS[$IDX]}" -- -C lto
done
-if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
- RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target aarch64-apple-darwin -- -C lto
-fi
-
-if [ "$HOST_PLATFORM" != "host: x86_64-apple-darwin" -a "$CLANGPP" != "" -a "$LLD" != "" ]; then
+if [ "$CLANGPP" != "" -a "$LLD" != "" ]; then
# Finally, test cross-language LTO. Note that this will fail if rustc and clang++
# build against different versions of LLVM (eg when rustc is installed via rustup
# or Ubuntu packages). This should work fine on Distros which do more involved
# packaging than simply shipping the rustup binaries (eg Debian should Just Work
# here).
- export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -O3 -fPIC -fembed-bitcode -march=sandybridge"
+ LINK_ARG_FLAGS="-C link-arg=-fuse-ld=$LLD"
+ if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+ export LDK_CLANG_PATH=$(which $CLANG)
+ export CLANG="$(pwd)/../deterministic-build-wrappers/clang-lto-link-osx"
+ for ARG in "CFLAGS_aarch64_apple_darwin"; do
+ MANUAL_LINK_CFLAGS="$MANUAL_LINK_CFLAGS -C link-arg=$ARG"
+ done
+ export CFLAGS_aarch64_apple_darwin="$CFLAGS_aarch64_apple_darwin -O3 -fPIC -fembed-bitcode"
+ LINK_ARG_FLAGS="$LINK_ARG_FLAGS -C link-arg="-isysroot$(xcrun --show-sdk-path)" -C link-arg=-mmacosx-version-min=10.9"
+ RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target aarch64-apple-darwin -- -C linker-plugin-lto -C lto -C linker=$CLANG $LINK_ARG_FLAGS -C link-arg=-mcpu=apple-a14
+ fi
+ export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -O3 -fPIC -fembed-bitcode -march=sandybridge -mcpu=sandybridge -mtune=sandybridge"
# Rust doesn't recognize CFLAGS changes, so we need to clean build artifacts
cargo clean --release
- CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release -- -C linker-plugin-lto -C lto -C linker=$CLANG -C link-arg=-fuse-ld=$LLD
+ CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release -- -C linker-plugin-lto -C lto -C linker=$CLANG $LINK_ARG_FLAGS -C link-arg=-march=sandybridge -C link-arg=-mcpu=sandybridge -C link-arg=-mtune=sandybridge
$CLANGPP $LOCAL_CFLAGS -flto -fuse-ld=lld -O2 demo.cpp target/release/libldk.a -ldl
strip ./a.out
echo "C++ Bin size and runtime with cross-language LTO:"
ls -lha a.out
time ./a.out > /dev/null
else
- echo "WARNING: Building with cross-language LTO is not avilable on OSX or without clang-$RUSTC_LLVM_V"
+ if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
+ RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target aarch64-apple-darwin -- -C lto
+ fi
+ echo "WARNING: Building with cross-language LTO is not avilable without clang-$RUSTC_LLVM_V"
fi