From 6a43322d9c6f969a2ce41775cbea9babb14ef726 Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Mon, 26 Apr 2021 16:39:26 +0000 Subject: [PATCH] Fix build with old/OSX clang, fixes #15 --- genbindings.sh | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/genbindings.sh b/genbindings.sh index 8fd1188..e85f14a 100755 --- a/genbindings.sh +++ b/genbindings.sh @@ -87,9 +87,16 @@ fi PATH="$(pwd)/deterministic-build-wrappers:$PATH:~/.cargo/bin" # Now cd to lightning-c-bindings, build the generated bindings, and call cbindgen to build a C header file 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 $HOME/.cargo= -C target-cpu=generic" + +# If the C compiler supports it, also set -ffile-prefix-map +echo "int main() {}" > genbindings_path_map_test_file.c +clang -o /dev/null -ffile-prefix-map=$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=" +rm genbindings_path_map_test_file.c cargo build cbindgen -v --config cbindgen.toml -o include/lightning.h >/dev/null 2>&1 -- 2.30.2