find-symbol

#!/bin/sh
#
# This script searches a Ninja build directory for object files that
# define a particular symbol, then outputs the inputs to that object file.
#

symbol="$1"
if [ "$symbol" == "" ]; then
	echo "Usage: $0 <symbol>"
	exit 1
fi

echo "Searching for `c++filt ${symbol}`..."
objects=`
	find . -type f -name '*.o' \
		| xargs grep $symbol \
		| sed 's/^Binary file \(.*\) matches$/\1/'
`

for o in $objects
do
	def=`nm $o | egrep " [ARTVW] " | grep $symbol`
	if [ "$def" != "" ]; then
		ninja -t query $o
	fi
done