Artifact
20a2cd0d09ccd34bdec24e57dc4b25e98b609ff9:
Attachment "crash.tcl" to
ticket [1462248fff]
added by
matzek
2006-04-03 20:37:52.
# Blocksize for [read]
set bs 4096
# Filename
set fn crashme3
set size [file size $fn]
set offset [expr {$size - ($bs * 33)}]
# Print file offset to stdout.
fconfigure stdout -buffering none
while {$offset > 0} {
puts -nonewline "[expr {$offset / $bs}]/$offset >>> " ;# print start position (block/byte offset)
set fc 0 ;# reset block read count
set fh [open $fn]
seek $fh $offset ;# go to start position
while {![eof $fh]} {
#puts -nonewline "[tell $fh] "
puts -nonewline "$fc " ;# print block read count
read $fh $bs ;# read one block
incr fc ;# increment block read count
}
close $fh
incr offset -$bs ;# decrement start position by one block
puts "" ;# print newline
}