Add jq tool.

build-utils.sh

@@ -3,5 +3,6 @@
 ./util-scripts/dropbear.sh
 ./util-scripts/openssh.sh
 ./util-scripts/avahi.sh
+./util-scripts/jq.sh
 ./util-scripts/package-shell.sh
 ./util-scripts/package-gdb.sh

util-scripts/jq.sh

@@ -0,0 +1,25 @@
+#!/bin/bash -e
+
+INSTALL_DIR=$(pwd)/out
+mkdir -p ${INSTALL_DIR}
+mkdir -p dl/
+mkdir -p pkg/
+wget -nc https://github.com/stedolan/jq/releases/download/jq-1.6/jq-1.6.tar.gz -O dl/jq-1.6.tar.gz || true
+tar xf dl/jq-1.6.tar.gz -C pkg/
+cd pkg/jq-1.6
+
+export PKG_CONFIG="${TOOLCHAIN}/bin/arm-linux-gnueabihf-pkg-config"
+export CC="${TOOLCHAIN}/bin/arm-linux-gnueabihf-gcc"
+export CXX="${TOOLCHAIN}/bin/arm-linux-gnueabihf-g++"
+export CFLAGS="-Os"
+export CXXFLAGS="-Os"
+
+autoreconf -fi
+./configure \
+    --host="arm-linux-gnueabihf" \
+    --with-oniguruma=builtin \
+    --disable-maintainer-mode
+
+make -j$(($(nproc)+1))
+cp jq "${INSTALL_DIR}/jq"
+${TOOLCHAIN}/bin/arm-linux-gnueabihf-strip -s "${INSTALL_DIR}/jq"