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#!/usr/local/plan9/bin/rc
if(! ~ $#* 2){
echo usage: netisdir system path >[1=2]
exit usage
}
t=/tmp/netisdir.$pid.$USER
fn sigexit { rm -f $t }
{
echo !echo XXX connected
echo cd $2
echo !echo XXX directory exists
} | sftp -b - $1 >$t >[2=1]
if(9 grep -s XXX.directory.exists $t){
echo directory
exit 0
}
if(9 grep -s 'is not a directory' $t){
echo file
exit 0
}
cat $t | sed 's/sftp> //g; /^$/d; /XXX/d; /^cd /d' >[1=2]
if(! 9 grep -s XXX.connected $t){
echo connect failed
exit 0
}
echo nonexistent
exit 0
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