Implement fully static ARMv7 build.

.cargo/config.toml

@@ -1,13 +1,8 @@
-
-
-[target.armv7-unknown-linux-gnueabihf]
-linker = "arm-linux-gnueabihf-gcc"
-
-[target.aarch64-unknown-linux-gnu]
-linker = "aarch64-linux-gnu-gcc"
-
 [target.x86_64-unknown-linux-musl]
 rustflags = ["-C", "target-feature=+crt-static", "-C", "link-arg=-s", "-C", "link-arg=-lc", "-C", "link-arg=-lgcc"]
 
 [target.aarch64-unknown-linux-musl]
 rustflags = ["-C", "target-feature=+crt-static", "-C", "link-arg=-s", "-C", "link-arg=-lc", "-C", "link-arg=-lgcc"]
+
+[target.armv7-unknown-linux-musleabihf]
+rustflags = ["-C", "target-feature=+crt-static", "-C", "link-arg=-s", "-C", "link-arg=-lc", "-C", "link-arg=-lgcc"]

Cross.toml

@@ -5,4 +5,7 @@ default-target="x86_64-unknown-linux-musl"
 dockerfile="cross/Dockerfile.x86_64-unknown-linux-musl"
 
 [target.aarch64-unknown-linux-musl]
-dockerfile="cross/Dockerfile.aarch64-unknown-linux-musl"
+dockerfile="cross/Dockerfile.aarch64-unknown-linux-musl"
+
+[target.armv7-unknown-linux-musleabihf]
+dockerfile="cross/Dockerfile.armv7-unknown-linux-musleabihf"

cross/Dockerfile.aarch64-unknown-linux-musl

@@ -5,7 +5,7 @@ ENV POSTGRESQL_VERSION=11.20
 ENV OPENSSL_VERSION=1.1.1t
 ENV OPENSSL_TARGET=linux-aarch64
 ENV MUSL_PREFIX=aarch64-linux-musl
-ENV POSTGRESQL_HOST=aarch64-unknown-linux-must
+ENV POSTGRESQL_HOST=aarch64-unknown-linux-musl
 
 RUN apt-get update && \
     apt-get --assume-yes install \

cross/Dockerfile.armv7-unknown-linux-musleabihf

@@ -0,0 +1,46 @@
+FROM ghcr.io/cross-rs/armv7-unknown-linux-musleabihf:latest
+
+ENV ZLIB_VERSION=1.2.13
+ENV POSTGRESQL_VERSION=11.20
+ENV OPENSSL_VERSION=1.1.1t
+ENV OPENSSL_TARGET=linux-generic32
+ENV MUSL_PREFIX=arm-linux-musleabihf
+ENV POSTGRESQL_HOST=armv7-unknown-linux-musleabihf
+
+RUN apt-get update && \
+    apt-get --assume-yes install \
+    protobuf-compiler \
+    libprotobuf-dev \
+    binutils-arm-linux-gnueabihf 
+
+RUN echo "Building OpenSSL" && \
+    cd /tmp && \
+    curl -fLO "https://www.openssl.org/source/openssl-$OPENSSL_VERSION.tar.gz" && \
+    tar xvzf "openssl-$OPENSSL_VERSION.tar.gz" && cd "openssl-$OPENSSL_VERSION" && \
+    env CC=$MUSL_PREFIX-gcc ./Configure no-shared no-zlib -fPIC --prefix=/usr/local/$MUSL_PREFIX-target -DOPENSSL_NO_SECURE_MEMORY $OPENSSL_TARGET && \
+    env C_INCLUDE_PATH=/usr/local/$MUSL_PREFIX/include/ make depend && \
+    env C_INCLUDE_PATH=/usr/local/$MUSL_PREFIX/include/ make && \
+    make install_sw && \
+    rm -r /tmp/*
+
+RUN echo "Building zlib" && \
+    cd /tmp && \
+    curl -fLO "https://zlib.net/zlib-$ZLIB_VERSION.tar.gz" && \
+    tar xzf "zlib-$ZLIB_VERSION.tar.gz" && cd "zlib-$ZLIB_VERSION" && \
+    CC=$MUSL_PREFIX-gcc ./configure --static --prefix=/usr/local/$MUSL_PREFIX-target && \
+    make && make install && \
+    rm -r /tmp/*
+
+RUN echo "Building libpq" && \
+    cd /tmp && \
+    curl -fLO "https://ftp.postgresql.org/pub/source/v$POSTGRESQL_VERSION/postgresql-$POSTGRESQL_VERSION.tar.gz" && \
+    tar xzf "postgresql-$POSTGRESQL_VERSION.tar.gz" && cd "postgresql-$POSTGRESQL_VERSION" && \
+    CC=$MUSL_PREFIX-gcc CPPFLAGS="-I/usr/local/$MUSL_PREFIX/include -I/usr/local/$MUSL_PREFIX-target/include" LDFLAGS="-L/usr/local/$MUSL_PREFIX/lib -L/usr/local/$MUSL_PREFIX-target/lib" ./configure --with-openssl --without-readline --prefix=/usr/local/$MUSL_PREFIX-target --host $POSTGRESQL_HOST && \
+    cd src/interfaces/libpq && make all-static-lib && make install-lib-static && \
+    rm -r /tmp/*
+
+# Workaround for re-defined unicode_to_utf8 which also exists in quickjs library.
+RUN /usr/bin/arm-linux-gnueabihf-objcopy --redefine-sym unicode_to_utf8=unicode_to_utf8_rename /usr/local/$MUSL_PREFIX-target/lib/libpq.a
+
+
+ENV PKG_CONFIG_PATH=/usr/local/$MUSL_PREFIX-target/lib/pkgconfig