/usr/lib/radare/bin/daemon-cmd is in radare-common 1:1.5.2-4.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | #!/bin/sh
#
# TODO: implement basic mutex
#
if [ -z "$FIFO" ]; then
FIFO="/tmp/radare-daemon.fifo"
fi
if [ -z "$1" ]; then
echo "Usage: rsc daemon-cmd 'command'"
echo "Use the FIFO environvar to define the communication channel"
exit 1
fi
:> /tmp/b
echo "$@ > /tmp/b" > $FIFO
for a in 1 2 3 4 5 6 7 8 9 10 ; do
if [ -n "`cat /tmp/b`" ]; then
break
fi
true # dummy fork
done
cat /tmp/b ; rm -f /tmp/b
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