Add missing PATH in switch-arm.sh (#48)

* Add missing PATH in switch-arm.sh

* Remove rust env from toolchain switch

* Add rust env to rust image switch.sh

Updated build target configuration for Rust.

Author: Eeems

rust/Dockerfile

@@ -12,8 +12,8 @@ RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y -q \
 # Add rust binaries to PATH
 ENV PATH="$PATH:/root/.cargo/bin"
 
-# Set default build target to armv7
-ENV CARGO_BUILD_TARGET="armv7-unknown-linux-gnueabihf"
-
 # Target reMarkable architecture by default
 COPY config /root/.cargo/config
+
+RUN echo 'export CARGO_BUILD_TARGET="aarch64-unknown-linux-gnu"' >> /opt/x-tools/switch-aarch64.sh \
+    && echo 'export CARGO_BUILD_TARGET="armv7-unknown-linux-gnueabihf"' >> /opt/x-tools/switch-arm.sh

toolchain/Dockerfile

@@ -143,12 +143,12 @@ RUN touch /opt/x-tools/switch-arm.sh && chmod +x /opt/x-tools/switch-arm.sh && c
 export ARCH=arm
 export CHOST="$CHOST"
 export CROSS_COMPILE="$CHOST-"
+PATH="\$PATH:/opt/x-tools/$NGCONFIG/bin"
 export PKG_CONFIG_LIBDIR="/opt/x-tools/$NGCONFIG/$NGCONFIG/sysroot/usr/lib/pkgconfig:/opt/x-tools/$NGCONFIG/$NGCONFIG/sysroot/lib/pkgconfig:/opt/x-tools/$NGCONFIG/$NGCONFIG/sysroot/opt/lib/pkgconfig"
 export PKG_CONFIG_SYSROOT_DIR="/opt/x-tools/$NGCONFIG/$NGCONFIG/sysroot"
 export SYSROOT="/opt/x-tools/$NGCONFIG/$NGCONFIG/sysroot"
 export NGCONFIG="$NGCONFIG"
 export TARGET_PREFIX="$CHOST"
-export CARGO_BUILD_TARGET="armv7-unknown-linux-gnueabihf"
 EOF
 
 RUN touch /opt/x-tools/switch-aarch64.sh && chmod +x /opt/x-tools/switch-aarch64.sh && cat <<EOF > /opt/x-tools/switch-aarch64.sh
@@ -161,7 +161,6 @@ export PKG_CONFIG_SYSROOT_DIR="/opt/x-tools/$NGCONFIG_AARCH64/$NGCONFIG_AARCH64/
 export SYSROOT="/opt/x-tools/$NGCONFIG_AARCH64/$NGCONFIG_AARCH64/sysroot"
 export NGCONFIG="$NGCONFIG_AARCH64"
 export TARGET_PREFIX="$CHOST_AARCH64"
-export CARGO_BUILD_TARGET="aarch64-unknown-linux-gnu"
 EOF
 
 # Configure Opkg