问TCL如何读取、提取和统计.txt文件中的事件(当前目录)

EN

proc scan_for_interface {file arrayname} {
  upvar $arrayname array
  set fh [open $file r]
  while {[gets $fh line] >= 0} {
    if {[regexp -- {Interface # ([[:xdigit:]]{4}|[[:xdigit:]]{32})$} $line ignore num]} {
      if {[info exists array($num)]} {
        incr array($num)
      } else {
        set array($num) 1
      }
    }
  }
  close $fh
}

proc print_report {arrayname} {
  upvar $arrayname array
  puts "Interface    Frequency"
  set fmt "%s             %d"
  foreach {interface number} [array get array] {
    puts [format $fmt $interface $number]
  }
}

# the following is a proc that takes the question's code
# and incorporates the calls to the accounting functions
proc dosearch {} {
  set files [glob *.txt]
  if { [llength $files] > 0 } {
    puts "Files:"
    foreach f [lsort $files] {
      puts "    [file size $f] - $f"
      scan_for_interface $f tally
    }
    print_report tally
  } else {
    puts "(no files)"
  }
}