newlib-cygwin/winsup/doc/xidepend

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#!/bin/sh
if [ "$1" = "-r" ]
then
# We're being called recursively by another xidepend instance, so
# suppress outputs that only happen at the top level.
shift
subproc=1
else
subproc=0
fi
for f in "$@"
do
if fgrep -q 'xi:include' "$f"
then
# This file uses XIncludes. Let's chase its deps recursively.
base=`echo $f | sed -e s/\.xml//`
if [ $subproc -eq 0 ] ; then echo -n "$base/$base.html:" ; fi
deps=`grep 'xi:include.*href' "$f" | cut -f2 -d\" | tr '\n' ' '`
echo -n " $deps"
for d in $deps
do
# Call ourselves recursively to continue to collect deps.
# The -r flag tells our subprocess that it is merely
# contributing to a dependency line in progress.
$0 -r $d
done
# If we're at the top recursion level, we have nothing else to
# add to this dependency line other than the newline.
if [ $subproc -eq 0 ] ; then echo ; fi
fi
done