xref: /plan9/sys/lib/dist/pc/inst/isfossil (revision 39734e7ed1eb944f5e7b41936007d0d38b560d7f)
1#!/bin/rc
2
3if(! ~ $#* 1){
4	echo 'usage: isfossil /dev/sdC0/part' >[1=2]
5	exit usage
6}
7
8arg=$1
9if(! cmp -s <{dd -quiet 1 -if $arg -bs 1024 -iseek 127 |
10	dd -quiet 1 -bs 14 -count 1} <{echo 'fossil config'})
11	exit noconfig
12if(! cmp -s <{dd -quiet 1 -if $arg -bs 1024 -iseek 128 |
13	dd -quiet 1 -bs 4 -count 1 | xd -b | sed 1q} <{echo '0000000  37 76 ae 89'})
14	exit notwritebuffer
15exit 0
16
17