lpc55 0.2.1

Host-side tooling to interact with LPC55 chips via the ROM bootloader
Documentation 
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#!/bin/bash

# Finds Cargo's `OUT_DIR` directory from the most recent build.
#
# This requires one parameter corresponding to the target directory
# to search for the build output.

if [ $# != 1 ]; then
  echo "Usage: $(basename "$0") <target-dir>" >&2
  exit 2
fi

# This works by finding the most recent stamp file, which is produced by
# every lpc55 build.
#
# Note that if no stamp files exist, `ls -t` will sort the files in the
# current directory. Should fail if find returns no results.
target_dir="$1"
find "$target_dir" -name lpc55-stamp -print0 \
  | xargs -0 ls -t \
  | head -n1 \
  | xargs dirname