Merge pull request #63 from TheBlueMatt/main
[ldk-c-bindings] / genbindings.sh
index b6126b6e0cc8da633517aa060891109ea35a63d5..9cc35ad69abbd54ce292b6dcc19fb08a63a1b326 100755 (executable)
@@ -43,7 +43,14 @@ export BASE_CFLAGS="-ffile-prefix-map=$HOME/.cargo="
 BASE_CFLAGS="$BASE_CFLAGS -frandom-seed=42"
 LOCAL_CFLAGS="-Wall -Wno-nullability-completeness -pthread -Iinclude/"
 
+HOST_OSX=false
 if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+       HOST_OSX=true
+elif [ "$HOST_PLATFORM" = "host: aarch64-apple-darwin" ]; then
+       HOST_OSX=true
+fi
+
+if [ "$HOST_OSX" = "true" ]; then
        export MACOSX_DEPLOYMENT_TARGET=10.9
        LOCAL_CFLAGS="$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"
@@ -113,7 +120,7 @@ static inline const char* check_get_ldk_bindings_version() {
 }
 #endif /* _LDK_HEADER_VER */
 EOF
-)" >> lightning-c-bindings/include/ldk_ver.h
+)" > lightning-c-bindings/include/ldk_ver.h
 
 rm -rf lightning-c-bindings/src
 
@@ -130,9 +137,9 @@ BIN="$(pwd)/c-bindings-gen/target/release/c-bindings-gen"
 
 function add_crate() {
        pushd "$LIGHTNING_PATH/$1"
-       RUSTC_BOOTSTRAP=1 cargo rustc --profile=check $3 -- --cfg=c_bindings -Zunpretty=expanded > /tmp/$1-crate-source.txt
+       RUSTC_BOOTSTRAP=1 cargo rustc --profile=check --no-default-features $3 -- --cfg=c_bindings -Zunpretty=expanded > /tmp/$1-crate-source.txt
        popd
-       if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+       if [ "$HOST_OSX" = "true" ]; then
                sed -i".original" "1i\\
 pub mod $2 {
 " /tmp/$1-crate-source.txt
@@ -142,16 +149,16 @@ pub mod $2 {
        echo "}" >> /tmp/$1-crate-source.txt
        cat /tmp/$1-crate-source.txt >> /tmp/crate-source.txt
        rm /tmp/$1-crate-source.txt
-       if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+       if [ "$HOST_OSX" = "true" ]; then
                # OSX sed is for some reason not compatible with GNU sed
-               sed -E -i '' 's|#?'$1' = \{ .*|'$1' = \{ path = "'"$LIGHTNING_PATH"'/'$1'" '"$4"' }|' lightning-c-bindings/Cargo.toml
+               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'" '"$4"' }|' lightning-c-bindings/Cargo.toml
+               sed -E -i 's|#*'$1' = \{ .*|'$1' = \{ path = "'"$LIGHTNING_PATH"'/'$1'", default-features = false }|' lightning-c-bindings/Cargo.toml
        fi
 }
 
 function drop_crate() {
-       if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+       if [ "$HOST_OSX" = "true" ]; then
                # OSX sed is for some reason not compatible with GNU sed
                sed -E -i '' 's|'$1' = \{ (.*)|#'$1' = \{ \1|' lightning-c-bindings/Cargo.toml
        else
@@ -161,15 +168,18 @@ function drop_crate() {
 
 echo > /tmp/crate-source.txt
 if [ "$2" = "true" ]; then
-       add_crate lightning lightning --features=std ', features = ["std"]'
+       add_crate lightning lightning --features=std
        add_crate "lightning-persister" "lightning_persister"
        add_crate "lightning-background-processor" "lightning_background_processor"
+       add_crate "lightning-invoice" "lightning_invoice" --features=std
+       CARGO_BUILD_ARGS="--features=std"
 else
-       add_crate lightning lightning --features=no-std ', features = ["no-std"]'
+       add_crate lightning lightning --features=no-std
        drop_crate "lightning-persister"
        drop_crate "lightning-background-processor"
+       add_crate "lightning-invoice" "lightning_invoice" --features=no-std
+       CARGO_BUILD_ARGS="--features=no-std"
 fi
-add_crate "lightning-invoice" "lightning_invoice"
 
 cat /tmp/crate-source.txt | RUST_BACKTRACE=1 "$BIN" "$OUT/" "$OUT_TEMPL" "$OUT_F" "$OUT_CPP"
 
@@ -188,16 +198,16 @@ EOF
 # Now cd to lightning-c-bindings, build the generated bindings, and call cbindgen to build a C header file
 cd lightning-c-bindings
 
-RUSTFLAGS="$RUSTFLAGS --cfg=test_mod_pointers" cargo build
+RUSTFLAGS="$RUSTFLAGS --cfg=test_mod_pointers" cargo build $CARGO_BUILD_ARGS
 if [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
-       RUSTFLAGS="$BASE_RUSTFLAGS -C target-cpu=apple-a14" cargo build --target aarch64-apple-darwin
+       RUSTFLAGS="$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 [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+if [ "$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
 
@@ -321,7 +331,7 @@ if [ "$HOST_PLATFORM" = "host: x86_64-unknown-linux-gnu" ]; then
                LLVM_V=$(rustc +nightly --version --verbose | grep "LLVM version" | awk '{ print substr($3, 0, 2); }')
                if [ -x "$(which clang-$LLVM_V)" ]; then
                        cargo +nightly clean
-                       cargo +nightly rustc -Zbuild-std=std,panic_abort --target x86_64-unknown-linux-gnu -v -- -Zsanitizer=memory -Zsanitizer-memory-track-origins -Cforce-frame-pointers=yes
+                       cargo +nightly rustc $CARGO_BUILD_ARGS -Zbuild-std=std,panic_abort --target x86_64-unknown-linux-gnu -v -- -Zsanitizer=memory -Zsanitizer-memory-track-origins -Cforce-frame-pointers=yes
                        mv target/x86_64-unknown-linux-gnu/debug/libldk.* target/debug/
 
                        # Sadly, std doesn't seem to compile into something that is memsan-safe as of Aug 2020,
@@ -358,7 +368,7 @@ fi
 
 RUSTC_LLVM_V=$(rustc --version --verbose | grep "LLVM version" | awk '{ print substr($3, 0, 2); }')
 
-if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+if [ "$HOST_OSX" = "true" ]; then
        # Apple is special, as always, and their versions of clang aren't
        # compatible with upstream LLVM.
        if [ "$(clang --version | grep 'Apple clang')" != "" ]; then
@@ -421,16 +431,16 @@ fi
 # Finally, if we're on OSX or on Linux, build the final debug binary with address sanitizer (and leave it there)
 if [ "$HOST_PLATFORM" = "host: x86_64-unknown-linux-gnu" -o "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
        if [ "$CLANGPP" != "" ]; then
-               if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+               if [ "$HOST_OSX" = "true" ]; then
                        # 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 [ "$CFLAGS_aarch64_apple_darwin" != "" ]; then
-                       RUSTFLAGS="$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)
+                       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 -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 $CARGO_BUILD_ARGS -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...
@@ -457,7 +467,7 @@ fi
 # Now build with LTO on on both C++ and rust, but without cross-language LTO:
 # Clear stale release build artifacts from previous runs
 cargo clean --release
-CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release -- -C lto
+CARGO_PROFILE_RELEASE_LTO=true RUSTFLAGS="$RUSTFLAGS -C embed-bitcode=yes -C lto" cargo build $CARGO_BUILD_ARGS -v --release
 if [ "$2" = "true" ]; then
        clang++ $LOCAL_CFLAGS -std=c++11 -O2 demo.cpp target/release/libldk.a -ldl
 fi
@@ -482,10 +492,10 @@ if [ "$2" = "false" -a "$(rustc --print target-list | grep wasm32-wasi)" != "" ]
        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="$BASE_CFLAGS -target wasm32"
-               cargo rustc -v --target=wasm32-wasi
-               export CFLAGS_wasm32_wasi="$BASE_CFLAGS -target wasm32 -Os"
-               CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target=wasm32-wasi -- -C embed-bitcode=yes -C opt-level=s -C linker-plugin-lto -C lto
+               export CFLAGS_wasm32_wasi="$BASE_CFLAGS -target wasm32 -O1"
+               RUSTFLAGS="$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"
+               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"
        fi
@@ -504,7 +514,7 @@ for IDX in ${!EXTRA_TARGETS[@]}; do
        EXTRA_ENV_TARGET=$(echo "${EXTRA_TARGETS[$IDX]}" | sed 's/-/_/g')
        export CFLAGS_$EXTRA_ENV_TARGET="$BASE_CFLAGS"
        export CC_$EXTRA_ENV_TARGET=${EXTRA_CCS[$IDX]}
-       RUSTFLAGS="$BASE_RUSTFLAGS -C linker=${EXTRA_CCS[$IDX]}" CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target "${EXTRA_TARGETS[$IDX]}" -- -C lto
+       RUSTFLAGS="$BASE_RUSTFLAGS -C embed-bitcode=yes -C lto -C linker=${EXTRA_CCS[$IDX]}" CARGO_PROFILE_RELEASE_LTO=true cargo build $CARGO_BUILD_ARGS -v --release --target "${EXTRA_TARGETS[$IDX]}"
 done
 
 if [ "$CLANGPP" != "" -a "$LLD" != "" ]; then
@@ -514,7 +524,7 @@ if [ "$CLANGPP" != "" -a "$LLD" != "" ]; then
        # packaging than simply shipping the rustup binaries (eg Debian should Just Work
        # here).
        LINK_ARG_FLAGS="-C link-arg=-fuse-ld=$LLD"
-       if [ "$HOST_PLATFORM" = "host: x86_64-apple-darwin" ]; then
+       if [ "$HOST_OSX" = "true" ]; then
                export LDK_CLANG_PATH=$(which $CLANG)
                export CLANG="$(pwd)/../deterministic-build-wrappers/clang-lto-link-osx"
                for ARG in "CFLAGS_aarch64_apple_darwin"; do
@@ -522,12 +532,12 @@ if [ "$CLANGPP" != "" -a "$LLD" != "" ]; then
                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 $LINK_ARG_FLAGS -C link-arg=-mcpu=apple-a14
+               RUSTFLAGS="$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 $CARGO_BUILD_ARGS -v --release --target aarch64-apple-darwin
        fi
        export CFLAGS_$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 $LINK_ARG_FLAGS -C link-arg=-march=sandybridge -C link-arg=-mcpu=sandybridge -C link-arg=-mtune=sandybridge
+       CARGO_PROFILE_RELEASE_LTO=true RUSTFLAGS="$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
@@ -538,7 +548,7 @@ if [ "$CLANGPP" != "" -a "$LLD" != "" ]; then
        fi
 else
        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
+               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"
 fi