[ "$3" != "true" -a "$3" != "false" ] && usage
[ "$4" != "true" -a "$4" != "false" ] && usage
+set -x
+
if [ "$CC" != "" ]; then
COMMON_COMPILE="$CC -std=c11 -Wall -Wextra -Wno-unused-parameter -Wno-ignored-qualifiers -Wno-unused-function -Wno-nullability-completeness -Wno-pointer-sign -Wdate-time -ffile-prefix-map=$(pwd)="
else
+ CC=clang
COMMON_COMPILE="clang -std=c11 -Wall -Wextra -Wno-unused-parameter -Wno-ignored-qualifiers -Wno-unused-function -Wno-nullability-completeness -Wno-pointer-sign -Wdate-time -ffile-prefix-map=$(pwd)="
fi
+TARGET_STRING="$LDK_TARGET"
+if [ "$TARGET_STRING" = "" ]; then
+ # We assume clang-style $CC --version here, but worst-case we just get an empty suffix
+ TARGET_STRING="$($CC --version | grep Target | awk '{ print $2 }')"
+fi
+case "$TARGET_STRING" in
+ "x86_64-pc-linux"*)
+ LDK_TARGET_SUFFIX="_Linux-amd64" ;;
+ "x86_64-apple-darwin"*)
+ LDK_TARGET_SUFFIX="_MacOSX-x86_64" ;;
+ "aarch64-apple-darwin"*)
+ LDK_TARGET_SUFFIX="_MacOSX-aarch64" ;;
+ *)
+ LDK_TARGET_SUFFIX=""
+esac
+if [ "$LDK_TARGET_CPU" = "" ]; then
+ LDK_TARGET_CPU="sandybridge"
+fi
+
set -e
+if [ "$LDK_GARBAGECOLLECTED_GIT_OVERRIDE" = "" ]; then
+ export LDK_GARBAGECOLLECTED_GIT_OVERRIDE=$(git describe --tag --dirty)
+fi
+
cp "$1/lightning-c-bindings/include/lightning.h" ./
-sed -i "s/TransactionOutputs/C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ/g" ./lightning.h
+if [ "$(rustc --version --verbose | grep "host:")" = "host: x86_64-apple-darwin" ]; then
+ # OSX sed is for some reason not compatible with GNU sed
+ sed -i '' "s/TransactionOutputs/C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ/g" ./lightning.h
+else
+ sed -i "s/TransactionOutputs/C2Tuple_TxidCVec_C2Tuple_u32TxOutZZZ/g" ./lightning.h
+fi
echo "Creating Java bindings..."
mkdir -p src/main/java/org/ldk/{enums,structs}
javac -h src/main/jni src/main/java/org/ldk/enums/*.java src/main/java/org/ldk/impl/bindings.java
rm src/main/java/org/ldk/enums/*.class src/main/java/org/ldk/impl/bindings*.class
+IS_MAC=false
+[ "$($CC --version | grep apple-darwin)" != "" ] && IS_MAC=true
+
echo "Building Java bindings..."
-COMPILE="$COMMON_COMPILE -Isrc/main/jni -pthread -ldl -Wl,--no-undefined -shared -fPIC"
+COMPILE="$COMMON_COMPILE -mcpu=$LDK_TARGET_CPU -Isrc/main/jni -pthread -ldl -shared -fPIC"
+[ "$IS_MAC" = "false" ] && COMPILE="$COMPILE -Wl,--no-undefined"
+[ "$IS_MAC" = "true" ] && COMPILE="$COMPILE -mmacosx-version-min=10.9"
if [ "$3" = "true" ]; then
- $COMPILE -o liblightningjni_debug.so -g -fsanitize=address -shared-libasan -Wl,-wrap,calloc -Wl,-wrap,realloc -Wl,-wrap,reallocarray -Wl,-wrap,malloc -Wl,-wrap,free -rdynamic -I"$1"/lightning-c-bindings/include/ $2 src/main/jni/bindings.c "$1"/lightning-c-bindings/target/debug/libldk.a -lm
+ [ "$IS_MAC" = "false" ] && COMPILE="$COMPILE -Wl,-wrap,calloc -Wl,-wrap,realloc -Wl,-wrap,reallocarray -Wl,-wrap,malloc -Wl,-wrap,free"
+ $COMPILE -o liblightningjni_debug$LDK_TARGET_SUFFIX.so -g -fsanitize=address -shared-libasan -rdynamic -I"$1"/lightning-c-bindings/include/ $2 src/main/jni/bindings.c "$1"/lightning-c-bindings/target/$LDK_TARGET/debug/libldk.a -lm
else
- $COMPILE -o liblightningjni_release.so -Wl,--version-script=libcode.version -flto -fuse-ld=lld -O3 -I"$1"/lightning-c-bindings/include/ $2 src/main/jni/bindings.c "$1"/lightning-c-bindings/target/release/libldk.a
+ if [ "$IS_MAC" = "false" ]; then
+ COMPILE="$COMPILE -Wl,--version-script=libcode.version -fuse-ld=lld"
+ echo "// __cxa_thread_atexit_impl is used to more effeciently cleanup per-thread local storage by rust libstd." >> src/main/jni/bindings.c
+ echo "// However, it is not available on glibc versions 2.17 or earlier, and rust libstd has a null-check and fallback in case it is missing." >> src/main/jni/bindings.c
+ echo "// Because it is weak-linked on the rust side, we can simply define it explicitly here, forcing rust to use the fallback." >> src/main/jni/bindings.c
+ echo "void *__cxa_thread_atexit_impl = NULL;" >> src/main/jni/bindings.c
+ fi
+ $COMPILE -o liblightningjni_release$LDK_TARGET_SUFFIX.so -flto -O3 -I"$1"/lightning-c-bindings/include/ $2 src/main/jni/bindings.c "$1"/lightning-c-bindings/target/$LDK_TARGET/release/libldk.a
+ if [ "$IS_MAC" = "false" ]; then
+ set +e # grep exits with 1 if no lines were left, which is our success condition
+ GLIBC_SYMBS="$(objdump -T liblightningjni_release$LDK_TARGET_SUFFIX.so | grep GLIBC_ | grep -v "GLIBC_2\.2\." | grep -v "GLIBC_2\.3\(\.\| \)" | grep -v "GLIBC_2.\(14\|17\) ")"
+ set -e
+ if [ "$GLIBC_SYMBS" != "" ]; then
+ echo "Unexpected glibc version dependency! Some users need glibc 2.17 support, symbols for newer glibcs cannot be included."
+ echo "$GLIBC_SYMBS"
+ exit 1
+ fi
+ fi
+ if [ "$LDK_TARGET_SUFFIX" != "" ]; then
+ # Copy to JNI native directory for inclusion in JARs
+ cp liblightningjni_release$LDK_TARGET_SUFFIX.so src/main/resources/liblightningjni$LDK_TARGET_SUFFIX.nativelib
+ fi
fi
echo "Creating TS bindings..."