ci: build from chimera

cross toolchain is easily available and useable without me building it
in another repo

Containerfile

@@ -1,10 +1,19 @@
+FROM docker.io/amd64/alpine AS bootstrap
+RUN apk add tar gzip curl
+RUN curl https://repo.chimera-linux.org/live/20240122/chimera-linux-x86_64-ROOTFS-20240122-bootstrap.tar.gz -o chimera.tar.gz && \
+    echo 'b57b4c84ef1b8c5c628e84aa9f1b80863d748440643041414102b9ee19b0a5e4  chimera.tar.gz' | sha256sum -c && \
+    mkdir /chimera && tar xf chimera.tar.gz -C /chimera
+
+FROM scratch AS builder 
 ARG ARCH
-FROM ghcr.io/odrling/gentoo-crossdev-images:$ARCH-llvm17 AS builder 
+
+COPY --from=bootstrap /chimera /
+
+RUN apk add musl-devel meson clang clang-rt-devel llvm-devel-static git lld
 
 COPY . /dakara_check
 
-ARG ARCH
-RUN cd /dakara_check && /dakara_check/ci/build.sh --cross-file ci/$ARCH-unknown-linux-musl.txt
+RUN cd /dakara_check && /dakara_check/ci/build.sh
 
 FROM alpine
 

ci/aarch64-unknown-linux-musl.txt → ci/aarch64-chimera-linux-musl.txt

@@ -1,9 +1,8 @@
 [binaries]
-c = 'aarch64-unknown-linux-musl-clang'
+c = 'aarch64-chimera-linux-musl-clang'
 ld = 'ld.lld'
 objcopy = 'llvm-objcopy'
 strip = 'llvm-strip'
-pkg-config = 'aarch64-unknown-linux-musl-pkg-config'
 
 [host_machine]
 system = 'linux'

ci/build.sh

@@ -1,12 +1,12 @@
 #!/bin/sh
-export PATH="$PATH:/usr/lib/llvm/17/bin"
-export CC=clang
-export CC_LD=lld
-export UBSAN_OPTIONS="signed-integer-overflow"
-export CFLAGS="-D_FORTIFY_SOURCE=3"
-export LDFLAGS="-Wl,-O1 -Wl,--as-needed"
+export LDFLAGS="-Wl,-Bsymbolic"
 
-meson setup build --buildtype release --strip -Ddefault_library=static -Dprefer_static=true -Dffmpeg:programs=disabled -Dffmpeg:tests=disabled -Dffmpeg:encoders=disabled -Dffmpeg:muxers=disabled -Dffmpeg:avfilter=disabled -Dffmpeg:avdevice=disabled -Dffmpeg:postproc=disabled -Dffmpeg:swresample=disabled -Dffmpeg:swscale=disabled -Dffmpeg:decoders=disabled -Dffmpeg:aac_decoder=enabled -Dffmpeg:aac_fixed_decoder=enabled -Dffmpeg:aac_latm_decoder=enabled -Dffmpeg:version3=enabled "$@"
+if [ "$ARCH" != x86_64 ]; then
+    apk add "base-cross-$ARCH" "clang-rt-cross-$ARCH" "clang-rt-crt-cross-$ARCH" 
+    extra_args="--cross-file ci/$ARCH-chimera-linux-musl.txt"
+fi
+
+meson setup build --buildtype release --strip -Ddefault_library=static -Dprefer_static=true -Dffmpeg:programs=disabled -Dffmpeg:tests=disabled -Dffmpeg:encoders=disabled -Dffmpeg:muxers=disabled -Dffmpeg:avfilter=disabled -Dffmpeg:avdevice=disabled -Dffmpeg:postproc=disabled -Dffmpeg:swresample=disabled -Dffmpeg:swscale=disabled -Dffmpeg:decoders=disabled -Dffmpeg:aac_decoder=enabled -Dffmpeg:aac_fixed_decoder=enabled -Dffmpeg:aac_latm_decoder=enabled -Dffmpeg:version3=enabled $extra_args
 
 meson compile -C build
 meson install -C build --destdir=../dest/