git checkout lightning-c-bindings/src
git checkout lightning-c-bindings/include
BINDINGS_GIT="$(git describe --tag --dirty --abbrev=16)"
-echo -e "#ifndef _LDK_HEADER_VER" > lightning-c-bindings/include/ldk_ver.h
-echo -e "static inline int _ldk_strncmp(const char *s1, const char *s2, uint64_t n) {" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\tif (n && *s1 != *s2) return 1;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\twhile (n && *s1 != 0 && *s2 != 0) {" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t\ts1++; s2++; n--;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t\tif (n && *s1 != *s2) return 1;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t}" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\treturn 0;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "}" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "#define _LDK_HEADER_VER \"$LIGHTNING_GIT\"" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "#define _LDK_C_BINDINGS_HEADER_VER \"$BINDINGS_GIT\"" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "static inline const char* check_get_ldk_version() {" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\tLDKStr bin_ver = _ldk_get_compiled_version();" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\tif (_ldk_strncmp(_LDK_HEADER_VER, (const char*)bin_ver.chars, bin_ver.len) != 0) {" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t// Version mismatch, we don't know what we're running!" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t\treturn 0;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t}" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\treturn _LDK_HEADER_VER;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "}" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "static inline const char* check_get_ldk_bindings_version() {" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\tLDKStr bin_ver = _ldk_c_bindings_get_compiled_version();" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\tif (_ldk_strncmp(_LDK_C_BINDINGS_HEADER_VER, (const char*)bin_ver.chars, bin_ver.len) != 0) {" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t// Version mismatch, we don't know what we're running!" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t\treturn 0;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\t}" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "\treturn _LDK_C_BINDINGS_HEADER_VER;" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "}" >> lightning-c-bindings/include/ldk_ver.h
-echo -e "#endif /* _LDK_HEADER_VER */" >> lightning-c-bindings/include/ldk_ver.h
+echo "$(cat <<EOF
+#ifndef _LDK_HEADER_VER
+static inline int _ldk_strncmp(const char *s1, const char *s2, uint64_t n) {
+ if (n && *s1 != *s2) return 1;
+ while (n && *s1 != 0 && *s2 != 0) {
+ s1++; s2++; n--;
+ if (n && *s1 != *s2) return 1;
+ }
+ return 0;
+}
+
+#define _LDK_HEADER_VER "${LIGHTNING_GIT}"
+#define _LDK_C_BINDINGS_HEADER_VER "${BINDINGS_GIT}"
+static inline const char* check_get_ldk_version() {
+ LDKStr bin_ver = _ldk_get_compiled_version();
+ if (_ldk_strncmp(_LDK_HEADER_VER, (const char*)bin_ver.chars, bin_ver.len) != 0) {
+ // Version mismatch, we don't know what we're running!
+ return 0;
+ }
+ return _LDK_HEADER_VER;
+}
+static inline const char* check_get_ldk_bindings_version() {
+ LDKStr bin_ver = _ldk_c_bindings_get_compiled_version();
+ if (_ldk_strncmp(_LDK_C_BINDINGS_HEADER_VER, (const char*)bin_ver.chars, bin_ver.len) != 0) {
+ // Version mismatch, we don't know what we're running!
+ return 0;
+ }
+ return _LDK_C_BINDINGS_HEADER_VER;
+}
+#endif /* _LDK_HEADER_VER */
+EOF
+)" >> lightning-c-bindings/include/ldk_ver.h
rm -rf lightning-c-bindings/src
echo > /tmp/crate-source.txt
if [ "$2" = "true" ]; then
- add_crate lightning lightning --features=allow_wallclock_use ', features = ["allow_wallclock_use"]'
+ add_crate lightning lightning --features=std ', features = ["std"]'
add_crate "lightning-persister" "lightning_persister"
add_crate "lightning-background-processor" "lightning_background_processor"
else
- add_crate lightning lightning
+ add_crate lightning lightning --features=no-std ', features = ["no-std"]'
drop_crate "lightning-persister"
drop_crate "lightning-background-processor"
fi
cat /tmp/crate-source.txt | RUST_BACKTRACE=1 "$BIN" "$OUT/" "$OUT_TEMPL" "$OUT_F" "$OUT_CPP"
-echo -e '#[no_mangle]' >> lightning-c-bindings/src/version.rs
-echo -e 'pub extern "C" fn _ldk_get_compiled_version() -> crate::c_types::Str {' >> lightning-c-bindings/src/version.rs
-echo -e '\t"'"$LIGHTNING_GIT"'".into()' >> lightning-c-bindings/src/version.rs
-echo -e '}' >> lightning-c-bindings/src/version.rs
-echo -e '#[no_mangle]' >> lightning-c-bindings/src/version.rs
-echo -e 'pub extern "C" fn _ldk_c_bindings_get_compiled_version() -> crate::c_types::Str {' >> lightning-c-bindings/src/version.rs
-echo -e '\t"'"$BINDINGS_GIT"'".into()' >> lightning-c-bindings/src/version.rs
-echo -e '}' >> lightning-c-bindings/src/version.rs
+echo "$(cat <<EOF
+#[no_mangle]
+pub extern "C" fn _ldk_get_compiled_version() -> crate::c_types::Str {
+ "${LIGHTNING_GIT}".into()
+}
+#[no_mangle]
+pub extern "C" fn _ldk_c_bindings_get_compiled_version() -> crate::c_types::Str {
+ "${BINDINGS_GIT}".into()
+}
+EOF
+)" >> lightning-c-bindings/src/version.rs
# Now cd to lightning-c-bindings, build the generated bindings, and call cbindgen to build a C header file
cd lightning-c-bindings
./a.out
# And run the C++ demo app
-g++ $LOCAL_CFLAGS -std=c++11 -Wall -g -pthread demo.cpp -Ltarget/debug/ -lldk -ldl
-LD_LIBRARY_PATH=target/debug/ ./a.out > /dev/null
+if [ "$2" = "true" ]; then
+ g++ $LOCAL_CFLAGS -std=c++11 -Wall -g -pthread demo.cpp -Ltarget/debug/ -lldk -ldl
+ LD_LIBRARY_PATH=target/debug/ ./a.out > /dev/null
+fi
# 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 -lm
-if [ -x "`which valgrind`" ]; then
- valgrind --error-exitcode=4 --memcheck:leak-check=full --show-leak-kinds=all ./a.out
- echo
-else
- echo "WARNING: Please install valgrind for more testing"
- ./a.out
+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
+ valgrind --error-exitcode=4 --memcheck:leak-check=full --show-leak-kinds=all ./a.out
+ echo
+ else
+ echo "WARNING: Please install valgrind for more testing"
+ ./a.out
+ fi
fi
# Test a statically-linked C++ version, tracking the resulting binary size and runtime
# across debug, LTO, and cross-language LTO builds (using the same compiler each time).
-clang++ $LOCAL_CFLAGS -std=c++11 demo.cpp target/debug/libldk.a -ldl
-strip ./a.out
-echo " C++ Bin size and runtime w/o optimization:"
-ls -lha a.out
-time ./a.out > /dev/null
+if [ "$2" = "true" ]; then
+ clang++ $LOCAL_CFLAGS -std=c++11 demo.cpp target/debug/libldk.a -ldl
+ strip ./a.out
+ echo " C++ Bin size and runtime w/o optimization:"
+ ls -lha a.out
+ time ./a.out > /dev/null
+fi
# Then, check with memory sanitizer, if we're on Linux and have rustc nightly
if [ "$HOST_PLATFORM" = "host: x86_64-unknown-linux-gnu" ]; then
clang-$LLVM_V $LOCAL_CFLAGS -fsanitize=memory -fsanitize-memory-track-origins -g demo.c target/debug/libldk.a -ldl
./a.out
- # ...then the C++ demo app
- clang++-$LLVM_V $LOCAL_CFLAGS -std=c++11 -fsanitize=memory -fsanitize-memory-track-origins -g demo.cpp target/debug/libldk.a -ldl
- ./a.out >/dev/null
+ if [ "$2" = "true" ]; then
+ # ...then the C++ demo app
+ clang++-$LLVM_V $LOCAL_CFLAGS -std=c++11 -fsanitize=memory -fsanitize-memory-track-origins -g demo.cpp target/debug/libldk.a -ldl
+ ./a.out >/dev/null
- # ...then the C++ demo app with the ldk_net network implementation
- clang-$LLVM_V $LOCAL_CFLAGS -std=c99 -fsanitize=memory -fsanitize-memory-track-origins -g -I../ldk-net ../ldk-net/ldk_net.c -c -o ldk_net.o
- clang++-$LLVM_V $LOCAL_CFLAGS -std=c++11 -fsanitize=memory -fsanitize-memory-track-origins -g -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl
- ./a.out >/dev/null
+ # ...then the C++ demo app with the ldk_net network implementation
+ clang-$LLVM_V $LOCAL_CFLAGS -std=c99 -fsanitize=memory -fsanitize-memory-track-origins -g -I../ldk-net ../ldk-net/ldk_net.c -c -o ldk_net.o
+ clang++-$LLVM_V $LOCAL_CFLAGS -std=c++11 -fsanitize=memory -fsanitize-memory-track-origins -g -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl
+ ./a.out >/dev/null
+ fi
# restore exit-on-failure
set -e
else
CLANG_LLVM_V=$(clang --version | head -n1 | awk '{ print substr($4, 0, 2); }')
if [ -x "$(which ld.lld)" ]; then
- LLD_LLVM_V="$(ld.lld --version | awk '{ print substr($2, 0, 2); }')"
+ LLD_LLVM_V="$(ld.lld --version | awk '{ print $2; }')"
+ if [ "$LLD_LLVM_V" = "LLD" ]; then # eg if the output is "Debian LLD ..."
+ LLD_LLVM_V="$(ld.lld --version | awk '{ print substr($3, 0, 2); }')"
+ else
+ LLD_LLVM_V="$(ld.lld --version | awk '{ print substr($2, 0, 2); }')"
+ fi
fi
fi
unset CLANGPP
fi
if [ "$LLD_LLVM_V" != "$RUSTC_LLVM_V" ]; then
- LLD="$(which lld-$RUSTC_LLVM_V || echo lld)"
- LLD_LLVM_V="$(ld.$LLD --version | awk '{ print substr($2, 0, 2); }')"
+ LLD="lld"
+ [ -x "$(which lld-$RUSTC_LLVM_V)" ] && LLD="lld-$RUSTC_LLVM_V"
+ LLD_LLVM_V="$(ld.lld-$RUSTC_LLVM_V --version | awk '{ print $2; }')"
+ if [ "$LLD_LLVM_V" = "LLD" ]; then # eg if the output is "Debian LLD ..."
+ LLD_LLVM_V="$(ld.lld-$RUSTC_LLVM_V --version | awk '{ print substr($3, 0, 2); }')"
+ else
+ LLD_LLVM_V="$(ld.lld-$RUSTC_LLVM_V --version | awk '{ print substr($2, 0, 2); }')"
+ fi
if [ "$LLD_LLVM_V" != "$RUSTC_LLVM_V" ]; then
echo "Could not find a workable version of lld, not using cross-language LTO"
unset LLD
$CLANG $LOCAL_CFLAGS -fsanitize=address -g demo.c target/debug/libldk.a -ldl
ASAN_OPTIONS='detect_leaks=1 detect_invalid_pointer_pairs=1 detect_stack_use_after_return=1' ./a.out
- # ...then the C++ demo app
- $CLANGPP $LOCAL_CFLAGS -std=c++11 -fsanitize=address -g demo.cpp target/debug/libldk.a -ldl
- ASAN_OPTIONS='detect_leaks=1 detect_invalid_pointer_pairs=1 detect_stack_use_after_return=1' ./a.out >/dev/null
+ if [ "$2" = "true" ]; then
+ # ...then the C++ demo app
+ $CLANGPP $LOCAL_CFLAGS -std=c++11 -fsanitize=address -g demo.cpp target/debug/libldk.a -ldl
+ ASAN_OPTIONS='detect_leaks=1 detect_invalid_pointer_pairs=1 detect_stack_use_after_return=1' ./a.out >/dev/null
- # ...then the C++ demo app with the ldk_net network implementation
- $CLANG $LOCAL_CFLAGS -fPIC -fsanitize=address -g -I../ldk-net ../ldk-net/ldk_net.c -c -o ldk_net.o
- $CLANGPP $LOCAL_CFLAGS -std=c++11 -fsanitize=address -g -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl
- ASAN_OPTIONS='detect_leaks=1 detect_invalid_pointer_pairs=1 detect_stack_use_after_return=1' ./a.out >/dev/null
+ # ...then the C++ demo app with the ldk_net network implementation
+ $CLANG $LOCAL_CFLAGS -fPIC -fsanitize=address -g -I../ldk-net ../ldk-net/ldk_net.c -c -o ldk_net.o
+ $CLANGPP $LOCAL_CFLAGS -std=c++11 -fsanitize=address -g -DREAL_NET -I../ldk-net ldk_net.o demo.cpp target/debug/libldk.a -ldl
+ ASAN_OPTIONS='detect_leaks=1 detect_invalid_pointer_pairs=1 detect_stack_use_after_return=1' ./a.out >/dev/null
+ fi
else
echo "WARNING: Please install clang-$RUSTC_LLVM_V and clang++-$RUSTC_LLVM_V to build with address sanitizer"
fi
# Clear stale release build artifacts from previous runs
cargo clean --release
CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release -- -C lto
-clang++ $LOCAL_CFLAGS -std=c++11 -O2 demo.cpp target/release/libldk.a -ldl
+if [ "$2" = "true" ]; then
+ clang++ $LOCAL_CFLAGS -std=c++11 -O2 demo.cpp target/release/libldk.a -ldl
+fi
strip ./a.out
echo "C++ Bin size and runtime with only RL (LTO) optimized:"
# Rust doesn't recognize CFLAGS changes, so we need to clean build artifacts
cargo clean --release
CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release -- -C linker-plugin-lto -C lto -C linker=$CLANG $LINK_ARG_FLAGS -C link-arg=-march=sandybridge -C link-arg=-mcpu=sandybridge -C link-arg=-mtune=sandybridge
- $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 [ "$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
+ 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