# Generate (and reasonably test) C bindings
# First we set various compiler flags...
-HOST_PLATFORM="$(rustc --version --verbose | grep "host:")"
+HOST_PLATFORM="$(rustc --version --verbose | grep "host:" | awk '{ print $2 }')"
+ENV_TARGET=$(echo $HOST_PLATFORM | sed 's/-/_/g')
# Set path to include our rustc wrapper as well as cbindgen
export LDK_RUSTC_PATH="$(which rustc)"
LOCAL_CFLAGS="-Wall -Wno-nullability-completeness -pthread -Iinclude/"
HOST_OSX=false
-if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+if [ "$HOST_PLATFORM" = "x86_64-apple-darwin" ]; then
HOST_OSX=true
-elif [ "$HOST_PLATFORM" = "host: aarch64-apple-darwin" ]; then
+elif [ "$HOST_PLATFORM" = "aarch64-apple-darwin" ]; then
HOST_OSX=true
fi
-if [ "$HOST_OSX" = "true" ]; then
+BASE_HOST_CFLAGS="$BASE_CFLAGS"
+
+if [ "$MACOS_SDK" = "" -a "$HOST_OSX" = "true" ]; then
+ MACOS_SDK="$(xcrun --show-sdk-path)"
+ [ "$MACOS_SDK" = "" ] && exit 1
+fi
+
+if [ "$MACOS_SDK" != "" ]; then
export MACOSX_DEPLOYMENT_TARGET=10.9
- LOCAL_CFLAGS="$LOCAL_CFLAGS -isysroot$(xcrun --show-sdk-path) -mmacosx-version-min=10.9"
- BASE_CFLAGS="$BASE_CFLAGS -isysroot$(xcrun --show-sdk-path) -mmacosx-version-min=10.9"
- # Targeting aarch64 appears to be supported only starting with Big Sur, so check it before use
- clang -o /dev/null $BASE_CFLAGS --target=aarch64-apple-darwin -mcpu=apple-a14 genbindings_path_map_test_file.c &&
- export CFLAGS_aarch64_apple_darwin="$BASE_CFLAGS --target=aarch64-apple-darwin -mcpu=apple-a14" ||
- echo "WARNING: Can not build targeting aarch64-apple-darin. Upgrade to Big Sur or try upstream clang"
+ BASE_HOST_OSX_CFLAGS="$BASE_HOST_CFLAGS -isysroot$MACOS_SDK -mmacosx-version-min=10.9"
+ export CFLAGS_aarch64_apple_darwin="$BASE_HOST_OSX_CFLAGS --target=aarch64-apple-darwin -mcpu=apple-a14"
+ export CFLAGS_x86_64_apple_darwin="$BASE_HOST_OSX_CFLAGS --target=x86_64-apple-darwin -march=sandybridge -mtune=sandybridge"
+ if [ "$HOST_OSX" = "true" ]; then
+ LOCAL_CFLAGS="$LOCAL_CFLAGS --target=$HOST_PLATFORM -isysroot$MACOS_SDK -mmacosx-version-min=10.9"
+ BASE_HOST_CFLAGS="$BASE_HOST_OSX_CFLAGS --target=$HOST_PLATFORM"
+ fi
fi
rm genbindings_path_map_test_file.c
-ENV_TARGET=$(rustc --version --verbose | grep host | awk '{ print $2 }' | sed 's/-/_/g')
case "$ENV_TARGET" in
"x86_64"*)
export RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=sandybridge"
- export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -march=sandybridge -mcpu=sandybridge -mtune=sandybridge"
+ export BASE_HOST_CFLAGS="$BASE_HOST_CFLAGS -march=sandybridge -mcpu=sandybridge -mtune=sandybridge"
+ export CFLAGS_$ENV_TARGET="$BASE_HOST_CFLAGS"
+ ;;
+ "aarch64_apple_darwin")
+ export RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14"
+ export BASE_HOST_CFLAGS="$BASE_HOST_CFLAGS -mcpu=apple-a14"
+ export CFLAGS_$ENV_TARGET="$BASE_HOST_CFLAGS"
;;
*)
# Assume this isn't targeted at another host and build for the host's CPU.
export RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=native"
- export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -mcpu=native"
+ export BASE_HOST_CFLAGS="$BASE_HOST_CFLAGS -mcpu=native"
+ export CFLAGS_$ENV_TARGET="$BASE_HOST_CFLAGS"
;;
esac
OUT_CPP="$(pwd)/lightning-c-bindings/include/lightningpp.hpp"
BIN="$(pwd)/c-bindings-gen/target/release/c-bindings-gen"
+function is_gnu_sed(){
+ sed --version >/dev/null 2>&1
+}
+
function add_crate() {
pushd "$LIGHTNING_PATH/$1"
RUSTC_BOOTSTRAP=1 cargo rustc --profile=check --no-default-features $3 -- --cfg=c_bindings -Zunpretty=expanded > /tmp/$1-crate-source.txt
echo "}" >> /tmp/$1-crate-source.txt
cat /tmp/$1-crate-source.txt >> /tmp/crate-source.txt
rm /tmp/$1-crate-source.txt
- if [ "$HOST_OSX" = "true" ]; then
+ if is_gnu_sed; then
+ sed -E -i 's|#*'$1' = \{ .*|'$1' = \{ path = "'"$LIGHTNING_PATH"'/'$1'", default-features = false }|' lightning-c-bindings/Cargo.toml
+ else
# OSX sed is for some reason not compatible with GNU sed
sed -E -i '' 's|#*'$1' = \{ .*|'$1' = \{ path = "'"$LIGHTNING_PATH"'/'$1'", default-features = false }|' lightning-c-bindings/Cargo.toml
- else
- sed -E -i 's|#*'$1' = \{ .*|'$1' = \{ path = "'"$LIGHTNING_PATH"'/'$1'", default-features = false }|' lightning-c-bindings/Cargo.toml
fi
}
function drop_crate() {
- if [ "$HOST_OSX" = "true" ]; then
+ if is_gnu_sed; then
+ sed -E -i 's|'$1' = \{ (.*)|#'$1' = \{ \1|' lightning-c-bindings/Cargo.toml
+ else
# OSX sed is for some reason not compatible with GNU sed
sed -E -i '' 's|'$1' = \{ (.*)|#'$1' = \{ \1|' lightning-c-bindings/Cargo.toml
- else
- sed -E -i 's|'$1' = \{ (.*)|#'$1' = \{ \1|' lightning-c-bindings/Cargo.toml
fi
}
if [ "$2" = "true" ]; then
add_crate lightning lightning --features=std
add_crate "lightning-persister" "lightning_persister"
- add_crate "lightning-background-processor" "lightning_background_processor"
+ add_crate "lightning-background-processor" "lightning_background_processor" --features=std
add_crate "lightning-invoice" "lightning_invoice" --features=std
+ add_crate "lightning-rapid-gossip-sync" "lightning_rapid_gossip_sync"
CARGO_BUILD_ARGS="--features=std"
else
add_crate lightning lightning --features=no-std
drop_crate "lightning-persister"
- drop_crate "lightning-background-processor"
+ add_crate "lightning-background-processor" "lightning_background_processor"
+ add_crate "lightning-rapid-gossip-sync" "lightning_rapid_gossip_sync" --features=no-std
add_crate "lightning-invoice" "lightning_invoice" --features=no-std
CARGO_BUILD_ARGS="--features=no-std"
fi
cd lightning-c-bindings
RUSTFLAGS="$RUSTFLAGS --cfg=test_mod_pointers" cargo build $CARGO_BUILD_ARGS
-if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
+if [ "$CFLAGS_aarch64_apple_darwin" != "" -a "$HOST_OSX" = "true" ]; then
RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" cargo build $CARGO_BUILD_ARGS --target aarch64-apple-darwin
fi
cbindgen -v --config cbindgen.toml -o include/lightning.h >/dev/null 2>&1
# cbindgen is relatively braindead when exporting typedefs -
# it happily exports all our typedefs for private types, even with the
# generics we specified in C mode! So we drop all those types manually here.
-if [ "$HOST_OSX" = "true" ]; then
- # OSX sed is for some reason not compatible with GNU sed
- sed -i '' 's/typedef LDKnative.*Import.*LDKnative.*;//g' include/lightning.h
+if is_gnu_sed; then
+ sed -i 's/typedef LDKnative.*Import.*LDKnative.*;//g' include/lightning.h
# stdlib.h doesn't exist in clang's wasm sysroot, and cbindgen
# doesn't actually use it anyway, so drop the import.
- sed -i '' 's/#include <stdlib.h>/#include "ldk_rust_types.h"/g' include/lightning.h
+ sed -i 's/#include <stdlib.h>/#include "ldk_rust_types.h"/g' include/lightning.h
else
- sed -i 's/typedef LDKnative.*Import.*LDKnative.*;//g' include/lightning.h
+ # OSX sed is for some reason not compatible with GNU sed
+ sed -i '' 's/typedef LDKnative.*Import.*LDKnative.*;//g' include/lightning.h
# stdlib.h doesn't exist in clang's wasm sysroot, and cbindgen
# doesn't actually use it anyway, so drop the import.
- sed -i 's/#include <stdlib.h>/#include "ldk_rust_types.h"/g' include/lightning.h
+ sed -i '' 's/#include <stdlib.h>/#include "ldk_rust_types.h"/g' include/lightning.h
fi
# Build C++ class methods which call trait methods
+echo "Updating C++ header, this may take some time, especially on macOS"
set +x # Echoing every command is very verbose here
OLD_IFS="$IFS"
export IFS=''
echo "Unable to find method declaration for $LINE"
exit 1
fi
- RETVAL="$(echo "$METHOD" | sed 's/[ ]*\([A-Za-z0-9 _]*\)(\*\(.*\)).*/\1/' | sed 's/^struct LDK/LDK::/g' | tr -d ' ')"
+ RETVAL="$(echo "$METHOD" | sed 's/[ ]*\([A-Za-z0-9 _]*\)(\*\(.*\)).*/\1/' | sed -E 's/^(struct|enum) LDK/LDK::/g' | tr -d ' ')"
[ "$RETVAL" = "LDK::SecretKey" ] && RETVAL="LDKSecretKey"
[ "$RETVAL" = "LDK::PublicKey" ] && RETVAL="LDKPublicKey"
[ "$RETVAL" = "LDK::ThirtyTwoBytes" ] && RETVAL="LDKThirtyTwoBytes"
gcc $LOCAL_CFLAGS -fPIC -std=c99 -Wall -g -pthread -I../ldk-net ../ldk-net/ldk_net.c -c -o ldk_net.o
if [ "$2" = "true" ]; then
g++ $LOCAL_CFLAGS -std=c++11 -Wall -g -pthread -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl -lm
- if [ -x "`which valgrind`" ]; then
+ if [ -x "`which valgrind`" -a "$(uname -m)" != "ppc64le" ]; then
valgrind --error-exitcode=4 --memcheck:leak-check=full --show-leak-kinds=all ./a.out
echo
else
if [ "$2" = "true" ]; then
clang++ $LOCAL_CFLAGS -std=c++11 demo.cpp target/debug/libldk.a -ldl
strip ./a.out
+ time ./a.out
echo " C++ Bin size and runtime w/o optimization:"
ls -lha a.out
- time ./a.out > /dev/null
fi
# Then, check with memory sanitizer, if we're on Linux and have rustc nightly
-if [ "$HOST_PLATFORM" = "host: x86_64-unknown-linux-gnu" ]; then
+if [ "$HOST_PLATFORM" = "x86_64-unknown-linux-gnu" ]; then
if cargo +nightly --version >/dev/null 2>&1; then
LLVM_V=$(rustc +nightly --version --verbose | grep "LLVM version" | awk '{ print substr($3, 0, 2); }')
if [ -x "$(which clang-$LLVM_V)" ]; then
fi
# Finally, if we're on OSX or on Linux, build the final debug binary with address sanitizer (and leave it there)
-if [ "$HOST_PLATFORM" = "host: x86_64-unknown-linux-gnu" -o "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+if [ "$HOST_PLATFORM" = "x86_64-unknown-linux-gnu" -o "$HOST_PLATFORM" = "x86_64-apple-darwin" ]; then
if [ "$CLANGPP" != "" ]; then
- if [ "$HOST_OSX" = "true" ]; then
+ if is_gnu_sed; then
+ sed -i.bk 's/,"cdylib"]/]/g' Cargo.toml
+ else
# OSX sed is for some reason not compatible with GNU sed
sed -i .bk 's/,"cdylib"]/]/g' Cargo.toml
- else
- sed -i.bk 's/,"cdylib"]/]/g' Cargo.toml
fi
- if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
+
+ if [ "$CFLAGS_aarch64_apple_darwin" != "" -a "$HOST_OSX" = "true" ]; then
RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" RUSTC_BOOTSTRAP=1 cargo rustc $CARGO_BUILD_ARGS --target aarch64-apple-darwin -v -- -Zsanitizer=address -Cforce-frame-pointers=yes || ( mv Cargo.toml.bk Cargo.toml; exit 1)
fi
RUSTFLAGS="$RUSTFLAGS --cfg=test_mod_pointers" RUSTC_BOOTSTRAP=1 cargo rustc $CARGO_BUILD_ARGS -v -- -Zsanitizer=address -Cforce-frame-pointers=yes || ( mv Cargo.toml.bk Cargo.toml; exit 1)
fi
strip ./a.out
+time ./a.out
echo "C++ Bin size and runtime with only RL (LTO) optimized:"
ls -lha a.out
-time ./a.out > /dev/null
if [ "$CLANGPP" != "" ]; then
# If we can use cross-language LTO, use it for building C dependencies (i.e. libsecp256k1) as well
# 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 -mcpu=sandybridge -mtune=sandybridge"
+ export CFLAGS_$ENV_TARGET="$BASE_HOST_CFLAGS -fPIC -fembed-bitcode"
export CRATE_CC_NO_DEFAULTS=true
fi
echo "int main() {}" > genbindings_wasm_test_file.c
if clang -nostdlib -o /dev/null --target=wasm32-wasi -Wl,--no-entry genbindings_wasm_test_file.c > /dev/null 2>&1; then
# And if it does, build a WASM binary without capturing errors
- export CFLAGS_wasm32_wasi="$BASE_CFLAGS -target wasm32 -O1"
+ export CFLAGS_wasm32_wasi="$BASE_CFLAGS -target wasm32-wasi -O1"
RUSTFLAGS="$BASE_RUSTFLAGS -C opt-level=1 --cfg=test_mod_pointers" cargo build $CARGO_BUILD_ARGS -v --target=wasm32-wasi
- export CFLAGS_wasm32_wasi="$BASE_CFLAGS -fembed-bitcode -target wasm32 -Oz"
+ export CFLAGS_wasm32_wasi="$BASE_CFLAGS -fembed-bitcode -target wasm32-wasi -Oz"
RUSTFLAGS="$BASE_RUSTFLAGS -C embed-bitcode=yes -C opt-level=z -C linker-plugin-lto -C lto" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target=wasm32-wasi
else
echo "Cannot build WASM lib as clang does not seem to support the wasm32-wasi target"
# packaging than simply shipping the rustup binaries (eg Debian should Just Work
# here).
LINK_ARG_FLAGS="-C link-arg=-fuse-ld=$LLD"
- if [ "$HOST_OSX" = "true" ]; then
- export LDK_CLANG_PATH=$(which $CLANG)
+ export LDK_CLANG_PATH=$(which $CLANG)
+ if [ "$MACOS_SDK" != "" ]; then
export CLANG="$(pwd)/../deterministic-build-wrappers/clang-lto-link-osx"
- for ARG in "CFLAGS_aarch64_apple_darwin"; do
+ 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="$BASE_RUSTFLAGS -C target-cpu=apple-a14 -C embed-bitcode=yes -C linker-plugin-lto -C lto -C linker=$CLANG $LINK_ARG_FLAGS -C link-arg=-mcpu=apple-a14" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target aarch64-apple-darwin
+ RUSTC_BOOTSTRAP=1 RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14 -C embed-bitcode=yes -C linker-plugin-lto -C lto -C linker=$CLANG $MANUAL_LINK_CFLAGS $LINK_ARG_FLAGS -C link-arg=-mcpu=apple-a14" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target aarch64-apple-darwin -Zbuild-std=std,panic_abort
+ if [ "$HOST_OSX" != "true" ]; then
+ # If we're not on OSX but can build OSX binaries, build the x86_64 OSX release now
+ MANUAL_LINK_CFLAGS=""
+ for ARG in $CFLAGS_x86_64_apple_darwin; do
+ MANUAL_LINK_CFLAGS="$MANUAL_LINK_CFLAGS -C link-arg=$ARG"
+ done
+ export CFLAGS_x86_64_apple_darwin="$CFLAGS_x86_64_apple_darwin -O3 -fPIC -fembed-bitcode"
+ RUSTC_BOOTSTRAP=1 RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=sandybridge -C embed-bitcode=yes -C linker-plugin-lto -C lto -C linker=$CLANG $MANUAL_LINK_CFLAGS $LINK_ARG_FLAGS -C link-arg=-mcpu=sandybridge -C link-arg=-mtune=sandybridge" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target x86_64-apple-darwin -Zbuild-std=std,panic_abort
+ fi
fi
- export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -O3 -fPIC -fembed-bitcode -march=sandybridge -mcpu=sandybridge -mtune=sandybridge"
- # Rust doesn't recognize CFLAGS changes, so we need to clean build artifacts
- cargo clean --release
- CARGO_PROFILE_RELEASE_LTO=true RUSTFLAGS="$RUSTFLAGS -C embed-bitcode=yes -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" cargo build $CARGO_BUILD_ARGS -v --release
-
- if [ "$2" = "true" ]; then
- $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
+ # If we're on an M1 don't bother building X86 binaries
+ if [ "$HOST_PLATFORM" != "aarch64-apple-darwin" ]; then
+ [ "$HOST_OSX" != "true" ] && export CLANG="$LDK_CLANG_PATH"
+ export CFLAGS_$ENV_TARGET="$BASE_HOST_CFLAGS -O3 -fPIC -fembed-bitcode"
+ # Rust doesn't recognize CFLAGS changes, so we need to clean build artifacts
+ cargo clean --release
+ CARGO_PROFILE_RELEASE_LTO=true RUSTFLAGS="$RUSTFLAGS -C embed-bitcode=yes -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" cargo build $CARGO_BUILD_ARGS -v --release
+
+ if [ "$2" = "true" ]; then
+ $CLANGPP $LOCAL_CFLAGS -flto -fuse-ld=$LLD -O2 -c demo.cpp -o demo.o
+ $CLANGPP $LOCAL_CFLAGS -flto -fuse-ld=$LLD -Wl,--lto-O2 -Wl,-O2 -O2 demo.o target/release/libldk.a -ldl
+ strip ./a.out
+ time ./a.out
+ echo "C++ Bin size and runtime with cross-language LTO:"
+ ls -lha a.out
+ fi
fi
else
if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
RUSTFLAGS="$BASE_RUSTFLAGS -C embed-bitcode=yes -C lto -C target-cpu=apple-a14" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target aarch64-apple-darwin
fi
- echo "WARNING: Building with cross-language LTO is not avilable without clang-$RUSTC_LLVM_V"
+ echo "WARNING: Building with cross-language LTO is not avilable without clang-$RUSTC_LLVM_V and lld-$RUSTC_LLVM_V"
fi