Add helper script to add missing braces using clang-tidy.

tools/add-braces.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+CMAKE='cmake -DCMAKE_EXPORT_COMPILE_COMMANDS=ON'
+
+CLANG_TIDY='clang-tidy
+    -checks=-*,readability-braces-around-statements
+    --warnings-as-errors=-*,readability-braces-around-statements
+    --fix-errors
+    --format-style=file
+    -p'
+
+BUILD=build/host
+mkdir -p $BUILD
+$CMAKE -S host -B $BUILD
+make -j4 -C $BUILD
+$CLANG_TIDY $BUILD host/libhackrf/src/*.{c,h} host/hackrf-tools/src/*.c
+
+for board in HACKRF_ONE JAWBREAKER RAD1O; do
+    BUILD=build/firmware/$BOARD
+    mkdir -p $BUILD
+    $CMAKE -S firmware/hackrf_usb -B $BUILD
+    make -j4 $BUILD
+    if [ $BOARD == RAD1O ]; then
+        FILES=`ls firmware/{common,hackrf_usb}/*.{c,h} | grep -v rffc5071`
+    else
+        FILES=`ls firmware/{common,hackrf_usb}/*.{c,h} | grep -v max2871`
+    fi
+    $CLANG_TIDY $BUILD \
+        --extra-arg=-Ifirmware/common \
+        --extra-arg=-Ifirmware/libopencm3/include \
+        --extra-arg=-I/usr/arm-none-eabi/include \
+        $FILES
+done