#! /bin/sh
# Display files that a particular module calls.
# 
# Use: caller module
#
# Todo: arrange to kill the file if the script is interrupted.

if [ $# != 1 ] ; then
	echo "Use: callee module"
	exit 1
fi

module=$1

tmpFile=/tmp/caller$$

rm -f $tmpFile

moduleList="$module/*.[ch]"
if [ $module = vm ] ; then
	moduleList="$moduleList machine/pmap.[ch]"
fi

grep "#include" $moduleList > $tmpFile

emacs -batch $tmpFile -l /users/kupfer/emacs/caller.el -f save-buffer > /dev/null

sort $tmpFile | uniq
rm $tmpFile

# Look through the resulting list of .h files.  Do "aid" on likely
# looking strings (e.g., "thread", "port"), grepping for lines that
# contain "vm/", "sun3/", or "mach/sun3/".  Run the list through
# callee.el, get rid of noise, and edit into the .h file list.