Cross-platform compilation all working.

docker/dropshell_alpine/Dockerfile.build

@@ -1,11 +1,14 @@
-FROM alpine:latest
+FROM debian:bullseye AS builder
 
-RUN apk add --no-cache \
-    build-base \
+RUN apt-get update && apt-get install -y \
+    build-essential \
     cmake \
-    pkgconfig \
+    pkg-config \
     bash \
-    musl-dev
+    gcc-aarch64-linux-gnu \
+    g++-aarch64-linux-gnu \
+    binutils-aarch64-linux-gnu \
+    qemu-user-static
 
 WORKDIR /app
 
@@ -16,6 +19,6 @@ COPY --chmod=755 docker/dropshell_alpine/_create_dropshell.sh /scripts/
 RUN rm -rf build
 
 ENV CXXFLAGS="-static-libstdc++ -static-libgcc"
-ENV LDFLAGS="-static"
+ENV LDFLAGS="-static -pthread -Wl,--whole-archive -lpthread -Wl,--no-whole-archive"
 
 CMD ["/bin/bash","/scripts/_create_dropshell.sh"]

docker/dropshell_alpine/Dockerfile.run

@@ -1,4 +1,4 @@
-FROM alpine:latest
+FROM --platform=$BUILDPLATFORM alpine:latest AS builder
 
 RUN apk add --no-cache \
     bash \
@@ -11,6 +11,18 @@ RUN /bin/bash -c "mkdir -p /opt/dropshell/templates && mkdir -p /config"
 COPY templates /opt/dropshell/templates
 COPY src/dropshell-completion.bash /etc/bash_completion.d/
 
+FROM alpine:latest
+
+RUN apk add --no-cache \
+    bash \
+    nano
+
+WORKDIR /app
+
+COPY --from=builder /app/dropshell /app/dropshell
+COPY --from=builder /opt/dropshell/templates /opt/dropshell/templates
+COPY --from=builder /etc/bash_completion.d/dropshell-completion.bash /etc/bash_completion.d/
+
 RUN /app/dropshell init /config
 RUN /app/dropshell version
 

docker/dropshell_alpine/_create_dropshell.sh

@@ -8,5 +8,3 @@ make -j4
 cp /app/build/dropshell /output/
 
 chown $CHOWN_USER:$CHOWN_GROUP /output/dropshell
-
-/app/build/dropshell version

docker/dropshell_alpine/build.sh

@@ -6,6 +6,7 @@ ROOT_DIR=$(dirname $(dirname $SCRIPT_DIR))
 
 echo "Building dropshell from $ROOT_DIR"
 
+# Build the builder image
 docker build -t dropshell_alpine_builder $ROOT_DIR -f $SCRIPT_DIR/Dockerfile.build
 
 rm -rf $SCRIPT_DIR/output
@@ -14,10 +15,33 @@ mkdir -p $SCRIPT_DIR/output
 MYUID=$(id -u)  
 MYGID=$(id -g)
 
-docker run -it --env CHOWN_USER=$MYUID --env CHOWN_GROUP=$MYGID -v $SCRIPT_DIR/output:/output dropshell_alpine_builder 
+# Build for x86_64
+echo "Building for x86_64..."
+docker run --rm -tt --env CHOWN_USER=$MYUID --env CHOWN_GROUP=$MYGID \
+    -v $SCRIPT_DIR/output:/output \
+    -e TARGET_ARCH=x86_64 \
+    -e CC=gcc \
+    -e CXX=g++ \
+    dropshell_alpine_builder
 
-echo "dropshell built in $SCRIPT_DIR/output/dropshell"
+mv $SCRIPT_DIR/output/dropshell $SCRIPT_DIR/output/dropshell_x86_64
 
-docker build -t gitea.jde.nz/j/dropshell_alpine:latest -t dropshell_alpine $ROOT_DIR -f $SCRIPT_DIR/Dockerfile.run
+$SCRIPT_DIR/output/dropshell_x86_64 version
+
+echo "dropshell built in $SCRIPT_DIR/output/dropshell_x86_64"
+
+
+# Build for arm64
+echo "Building for arm64..."
+docker run --rm -tt --env CHOWN_USER=$MYUID --env CHOWN_GROUP=$MYGID \
+    -v $SCRIPT_DIR/output:/output \
+    -e TARGET_ARCH=aarch64 \
+    -e CC=aarch64-linux-gnu-gcc \
+    -e CXX=aarch64-linux-gnu-g++ \
+    dropshell_alpine_builder
+
+mv $SCRIPT_DIR/output/dropshell $SCRIPT_DIR/output/dropshell_aarch64
+
+
+echo "dropshell built in $SCRIPT_DIR/output/dropshell_aarch64"
 
-docker run -it dropshell_alpine version