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# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is the Floater Bridge Network.
#
# The Initial Developer of the Original Code is
# Geoff Pike <pike@EECS.Berkeley.EDU>.
# Portions created by the Initial Developer are Copyright (C) 1996-2003
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#
# Alternatively, the contents of this file may be used under the
# terms of either the GNU General Public License Version 2 or later
# (the "GPL"), in which case the provisions of the GPL are applicable
# instead of those above. If you wish to allow use of your version of
# this file only under the terms of the GPL, and not to allow others
# to use your version of this file under the terms of the MPL,
# indicate your decision by deleting the provisions above and replace
# them with the notice and other provisions required by the GPL. If
# you do not delete the provisions above, a recipient may use your
# version of this file under the terms of either the MPL or the GPL.
# ***** END LICENSE BLOCK *****
# files.tcl
proc setprioruse {name} {
global usedname startupfile
if [info exists usedname($name)] return
set "usedname($name)" 1
set u "\"usedname("
catch {exec cat << "set $u$name)\" 1\n" >> $startupfile}
}
############################################################################
# stuff to keep track of what hands we've seen
############################################################################
set seenname _everyone_
proc seenfile {root} {
global seenfileroot seenname
return $seenfileroot/$seenname/$root.tcl
}
#record (not on disk---just for now) that we've seen this hand
proc lseenhand {root number} {
global seenhands maxseenhand
# if ![info exists seenhands($root,$number)] \
# {puts stderr "seen $root $number"}
set seenhands($root,$number) 1
if [info exists maxseenhand($root)] \
{if {$maxseenhand($root) > $number} return}
set maxseenhand($root) $number
}
# record once and forever that we've seen this hand
proc seenhand {root number} {
global seenhands
if [info exists seenhands($root,$number)] return
lseenhand $root $number
if [catch {exec cat << "lseenhand $root $number\n" >> \
[seenfile $root]}] {
floatererror "Floater error: unable to make permanent note of what hands you've seen!"
set e1 "Floater error: unable to write to file "
set e2 [seenfile $root]
floatererror "$e1$e2"
}
}
# what hands have we seen?
proc seen {root {silent 0}} {
global seenhands maxseenhand youveseen
if ![info exists maxseenhand($root)] {
if {$youveseen && !$silent} \
{talkmsg "You haven't seen any hands from $root"}
return ""
}
set m $maxseenhand($root)
set s ""
set t ""
for {set i 1} {$i <= $m} {incr i} {
if [info exists seenhands($root,$i)] {
append s "$i-"
append t "$i "
}
}
if {$youveseen && !$silent} {talkmsg "From set $root, you've seen: $t"}
if {$silent} {return $t} {return $s}
}
proc loadseen {} {
global seenhands maxseenhand seenname seenfileroot
debugmsg "loadseen with seenname=$seenname"
catch {unset seenhands; unset maxseenhand}
if {[file exists $seenfileroot/_everyone_] == 0} \
{catch {floater_mkdir $seenfileroot/_everyone_}}
if {[file exists $seenfileroot/$seenname] == 0} \
{catch {floater_mkdir $seenfileroot/$seenname}}
source_all_tclfiles $seenfileroot/_everyone_
# for backward compatibility with a1
source_all_tclfiles $seenfileroot 0
if {$seenname != "_everyone_"} \
{source_all_tclfiles $seenfileroot/$seenname}
}
#############################################################################
# Check if a file is in our part of the file system
#############################################################################
# The file must lie in floaterdir or a subdirectory
proc validfile {filename} {
global floaterdir
regexp $floaterdir/.* [file dirname $filename]/
}
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