X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-c-bindings;a=blobdiff_plain;f=genbindings.sh;h=0e426022ca334c03420239475f31fbb6bb07193f;hp=2a5e985e99355b71010484d3d3f11c246f8824da;hb=b8a21c1e6b1ae94f73708047ea844b04a61f8f1d;hpb=51a702cc824ac8c0d280cf695ddaade7142d84fa

diff --git a/genbindings.sh b/genbindings.sh
index 2a5e985..0e42602 100755
--- a/genbindings.sh
+++ b/genbindings.sh
@@ -9,11 +9,13 @@ if [ ! -d "$1/lightning" -o "$2" != "true" -a "$2" != "false" ]; then
 	exit 1
 fi
 
+export LC_ALL=C
+
 # On reasonable systems, we can use realpath here, but OSX is a diva with 20-year-old software.
 ORIG_PWD="$(pwd)"
 cd "$1"
 LIGHTNING_PATH="$(pwd)"
-LIGHTNING_GIT="$(git describe --tag --dirty)"
+LIGHTNING_GIT="$(git describe --tag --dirty --abbrev=16)"
 cd "$ORIG_PWD"
 
 # Generate (and reasonably test) C bindings
@@ -31,7 +33,7 @@ mv lightning-c-bindings/src/bitcoin ./
 
 git checkout lightning-c-bindings/src
 git checkout lightning-c-bindings/include
-BINDINGS_GIT="$(git describe --tag --dirty)"
+BINDINGS_GIT="$(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
@@ -112,9 +114,11 @@ echo > /tmp/crate-source.txt
 if [ "$2" = "true" ]; then
 	add_crate lightning lightning --features=allow_wallclock_use ', features = ["allow_wallclock_use"]'
 	add_crate "lightning-persister" "lightning_persister"
+	add_crate "lightning-background-processor" "lightning_background_processor"
 else
 	add_crate lightning lightning
 	drop_crate "lightning-persister"
+	drop_crate "lightning-background-processor"
 fi
 add_crate "lightning-invoice" "lightning_invoice"
 
@@ -135,13 +139,25 @@ PATH="$(pwd)/deterministic-build-wrappers:$PATH:~/.cargo/bin"
 cd lightning-c-bindings
 
 # Remap paths so that our builds are deterministic
-export RUSTFLAGS="--remap-path-prefix $LIGHTNING_PATH=rust-lightning --remap-path-prefix $(pwd)=ldk-c-bindings --remap-path-prefix $HOME/.cargo= -C target-cpu=generic"
+export RUSTFLAGS="--remap-path-prefix $LIGHTNING_PATH=rust-lightning --remap-path-prefix $(pwd)=ldk-c-bindings --remap-path-prefix $HOME/.cargo= -C target-cpu=sandybridge"
 
 # If the C compiler supports it, also set -ffile-prefix-map
 echo "int main() {}" > genbindings_path_map_test_file.c
 clang -o /dev/null -ffile-prefix-map=$HOME/.cargo= genbindings_path_map_test_file.c > /dev/null 2>&1 &&
 # Now that we've done our last non-LTO build, turn on LTO in CFLAGS as well
-export CFLAGS="-ffile-prefix-map=$HOME/.cargo="
+export BASE_CFLAGS="-ffile-prefix-map=$HOME/.cargo= -frandom-seed=42"
+ENV_TARGET=$(rustc --version --verbose | grep host | awk '{ print $2 }' | sed 's/-/_/g')
+case "$ENV_TARGET" in
+	"x86_64"*)
+		export RUSTFLAGS="$RUSTFLAGS -C target-cpu=sandybridge"
+		export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -march=sandybridge -mcpu=sandybridge -mtune=sandybridge"
+		;;
+	*)
+		# Assume this isn't targeted at another host and build for the host's CPU.
+		export RUSTFLAGS="$RUSTFLAGS -C target-cpu=native"
+		export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -mcpu=native"
+		;;
+esac
 rm genbindings_path_map_test_file.c
 
 cargo build
@@ -294,39 +310,43 @@ cargo clean --release
 CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release -- -C lto
 clang++ $LOCAL_CFLAGS -std=c++11 -flto -O2 demo.cpp target/release/libldk.a -ldl
 
+strip ./a.out
+echo "C++ Bin size and runtime with only RL (LTO) optimized:"
+ls -lha a.out
+time ./a.out > /dev/null
+
 if [ "$HOST_PLATFORM" != "host: x86_64-apple-darwin" -a "$CLANGPP" != "" ]; then
 	# If we can use cross-language LTO, use it for building C dependencies (i.e. libsecp256k1) as well
 	export CC="$CLANG"
-	export CFLAGS_wasm32_wasi="-target wasm32 -flto"
+	# The cc-rs crate tries to force -fdata-sections and -ffunction-sections on, which
+	# breaks -fembed-bitcode, so we turn off cc-rs' default flags and specify exactly
+	# what we want here.
+	export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -fPIC -fembed-bitcode -march=sandybridge"
+	export CRATE_CC_NO_DEFAULTS=true
 fi
 
 if [ "$2" = "false" -a "$(rustc --print target-list | grep wasm32-wasi)" != "" ]; then
 	# Test to see if clang supports wasm32 as a target (which is needed to build rust-secp256k1)
 	echo "int main() {}" > genbindings_wasm_test_file.c
-	clang -nostdlib -o /dev/null --target=wasm32-wasi -Wl,--no-entry genbindings_wasm_test_file.c > /dev/null 2>&1 &&
-	# And if it does, build a WASM binary without capturing errors
-	cargo rustc -v --target=wasm32-wasi -- -C embed-bitcode=yes &&
-	CARGO_PROFILE_RELEASE_LTO=true cargo rustc -v --release --target=wasm32-wasi -- -C opt-level=s -C linker-plugin-lto -C lto ||
-	echo "Cannot build WASM lib as clang does not seem to support the wasm32-wasi target"
+	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
+	else
+		echo "Cannot build WASM lib as clang does not seem to support the wasm32-wasi target"
+	fi
 	rm genbindings_wasm_test_file.c
 fi
 
-strip ./a.out
-echo "C++ Bin size and runtime with only RL (LTO) optimized:"
-ls -lha a.out
-time ./a.out > /dev/null
-
 if [ "$HOST_PLATFORM" != "host: x86_64-apple-darwin" -a "$CLANGPP" != "" ]; 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).
-	# 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="$CFLAGS -O3 -fPIC -fembed-bitcode"
-	export CRATE_CC_NO_DEFAULTS=true
+	export CFLAGS_$ENV_TARGET="$BASE_CFLAGS -O3 -fPIC -fembed-bitcode -march=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 link-arg=-fuse-ld=lld