Open Mash Cross Reference
mash/tcl/demo/webreplay

   #!/bin/sh
   # the exec restarts using tclsh which in turn ignores
   # the command because of this backslash: \
   exec tclsh "$0" "$@"
   
   # webreplay --
   #
   #       FIXME: This file needs a description here.
   #
  # Copyright (c) 1997-2002 The Regents of the University of California.
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are met:
  #
  # A. Redistributions of source code must retain the above copyright notice,
  #    this list of conditions and the following disclaimer.
  # B. Redistributions in binary form must reproduce the above copyright notice,
  #    this list of conditions and the following disclaimer in the documentation
  #    and/or other materials provided with the distribution.
  # C. Neither the names of the copyright holders nor the names of its
  #    contributors may be used to endorse or promote products derived from this
  #    software without specific prior written permission.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
  # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  # ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
  # ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  set first 1
  set f [open webtrace r]
  while 1 {
          set s [gets $f]
          if [eof $f] {
                  break
          }
          set words [split $s]
          if $first {
                  set first 0
                  set traceBase [lindex $words 0]
                  set nowBase [clock seconds]
                  set offset [expr $nowBase - $traceBase]
          }
          set ts [lindex $words 0]
          set url [lindex $words 1]
  
          set ts [expr $ts + $offset]
          set delay [expr $ts - [clock seconds]]
          if { $delay > 0 } {
                  after [expr $delay * 1000]
          }
          exec netscape -remote openURL($url)
          puts $url
  }