From 19e4d8dcc9c9e76a8c90855cccb4c4553b35389e Mon Sep 17 00:00:00 2001
From: Anders Betts <anders.betts@gmail.com>
Date: Sun, 20 Sep 2026 23:09:31 +0200
Subject: deploy: cross-compile static aarch64 for the Alpine image

---
 deploy/cross-build.sh | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 deploy/cross-build.sh

(limited to 'deploy/cross-build.sh')

diff --git a/deploy/cross-build.sh b/deploy/cross-build.sh
new file mode 100644
index 0000000..19d07b7
--- /dev/null
+++ b/deploy/cross-build.sh
@@ -0,0 +1,16 @@
+#!/bin/sh
+# Cross-compile the static aarch64 backend binaries (bokfd, bokfctl).
+# Expects the source read-only at /src, writes the binaries to /out and takes
+# the version from $VERSION. Run through deploy/Dockerfile.cross. OpenSSL and
+# glibc are linked statically, so the Alpine runtime image needs no shared
+# libraries (the kernel ABI is all that matters).
+set -eu
+
+make -C /src -j"$(nproc)" BUILD=/tmp/build backend \
+    CC=aarch64-linux-gnu-gcc \
+    CFLAGS="-O2 -g -static -L/usr/lib/aarch64-linux-gnu" \
+    SSL_LIBS="-l:libssl.a -l:libcrypto.a -ldl -lpthread" \
+    VERSION="${VERSION:-0.1.0-dev}"
+
+mkdir -p /out
+cp /tmp/build/bokfd /tmp/build/bokfctl /out/
-- 
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