Shift things around

source/multibuild.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+# build amd64 and arm64 versions of dropshell, to:
+# build/dropshell.amd64
+# build/dropshell.arm64
+
+set -e
+
+rm -f build_amd64/dropshell build_arm64/dropshell build/dropshell.amd64 build/dropshell.arm64
+
+# Determine number of CPU cores for parallel build
+if command -v nproc >/dev/null 2>&1; then
+    JOBS=$(nproc)
+else
+    JOBS=4 # fallback default
+fi
+
+# Build for amd64 (musl)
+echo "Building for amd64 (musl)..."
+cmake -B build_amd64 -DCMAKE_BUILD_TYPE=Release \
+  -DCMAKE_C_COMPILER=x86_64-linux-musl-gcc \
+  -DCMAKE_CXX_COMPILER=x86_64-linux-musl-g++ \
+  -DCMAKE_EXE_LINKER_FLAGS="-static" \
+  -DCMAKE_CXX_FLAGS="-march=x86-64" .
+cmake --build build_amd64 --target dropshell --config Release -j"$JOBS"
+mkdir -p build
+cp build_amd64/dropshell build/dropshell.amd64
+
+# Build for arm64 (musl)
+echo "Building for arm64 (musl)..."
+cmake -B build_arm64 -DCMAKE_BUILD_TYPE=Release \
+  -DCMAKE_C_COMPILER=aarch64-linux-musl-gcc \
+  -DCMAKE_CXX_COMPILER=aarch64-linux-musl-g++ \
+  -DCMAKE_EXE_LINKER_FLAGS="-static" \
+  -DCMAKE_CXX_FLAGS="-march=armv8-a" \
+  -DCMAKE_SYSTEM_PROCESSOR=aarch64 .
+cmake --build build_arm64 --target dropshell --config Release -j"$JOBS"
+mkdir -p build
+cp build_arm64/dropshell build/dropshell.arm64
+
+if [ ! -f build/dropshell.amd64 ]; then
+    echo "build/dropshell.amd64 not found!" >&2
+    exit 1
+fi
+
+if [ ! -f build/dropshell.arm64 ]; then
+    echo "build/dropshell.arm64 not found!" >&2
+    exit 1
+fi
+
+echo "Builds complete:"
+ls -lh build/dropshell.*