Add bsdiff

tools/bsdiff/Dockerfile

@@ -0,0 +1,73 @@
+ARG HOST_ARCH=i686
+ARG TARGET_TRIPLE=armv7l-linux-musleabihf
+
+FROM muslcc/$HOST_ARCH:$TARGET_TRIPLE
+
+ARG VERSION=v2.38
+ARG TARGET_ARCH=armv7l-linux
+
+USER root:root
+
+WORKDIR /root/
+
+RUN apk add --no-cache build-base linux-headers git upx autoconf automake libtool gettext bison gettext-dev pkgconfig
+
+# https://gitlab.alpinelinux.org/alpine/aports/-/issues/8626
+ENV CFLAGS=-U_FORTIFY_SOURCE
+ENV CFLAGS_host=-U_FORTIFY_SOURCE
+ENV CXXFLAGS=-U_FORTIFY_SOURCE
+ENV CXXFLAGS_host=-U_FORTIFY_SOURCE
+
+ENV CC=/bin/gcc
+ENV CXX=/bin/g++
+ENV AR=/bin/ar
+ENV NM=/bin/nm
+ENV READELF=/bin/readelf
+ENV STRIP=/bin/strip
+
+ENV CC_host=/usr/bin/gcc
+ENV CXX_host=/usr/bin/g++
+ENV AR_host=/usr/bin/ar
+ENV NM_host=/usr/bin/nm
+ENV READELF_host=/usr/bin/readelf
+
+
+ENV CFLAGS="$CFLAGS -Os -marm -mcpu=cortex-a7 -static"
+ENV SUID_CFLAGS="$SUID_CFLAGS -static -Os"
+ENV SUID_LDFLAGS="$SUID_LDFLAGS -static -Os"
+ENV CPPFLAGS="$CPPFLAGS -static -Os"
+ENV LDFLAGS="$LDFLAGS -static -Os"
+
+
+RUN git clone https://gitlab.com/bzip2/bzip2/
+
+WORKDIR /root/bzip2/
+
+RUN git --work-tree . reset --hard bzip2-1.0.8
+
+RUN sed -E "s/^(CC|AR|LDFLAGS|CFLAGS)=/#\1=/g" -i ./Makefile
+
+RUN make -j4
+
+RUN make install PREFIX=/deps
+
+WORKDIR /root/
+
+RUN git clone https://github.com/mendsley/bsdiff
+
+WORKDIR /root/bsdiff/
+
+ENV CFLAGS="-I/deps/include $CFLAGS -lbz2"
+ENV CPPFLAGS="-I/deps/include $CFLAGS"
+ENV LDFLAGS="-L/deps/lib $LDFLAGS"
+
+RUN ./autogen.sh
+
+RUN ./configure --host=${TARGET_ARCH}
+
+RUN make -j4
+
+
+RUN /bin/strip /root/bsdiff/bsdiff
+RUN /bin/strip /root/bsdiff/bspatch
+