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gitk: Update preceding/following tag info when creating a tag

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Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Paul Mackerras 2006-08-08 20:55:36 +10:00
parent ca6d8f58a1
commit ceadfe90c6
1 changed files with 77 additions and 0 deletions
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@ -5062,6 +5062,7 @@ proc domktag {} {
set tagids($tag) $id
lappend idtags($id) $tag
redrawtags $id
addedtag $id
}
proc redrawtags {id} {
@ -5505,6 +5506,82 @@ proc restartatags {} {
dispneartags
}
# update the desc_tags and anc_tags arrays for a new tag just added
proc addedtag {id} {
global desc_tags anc_tags allparents allchildren allcommits
global idtags tagisdesc alldtags
if {![info exists desc_tags($id)]} return
set adt $desc_tags($id)
foreach t $desc_tags($id) {
set adt [concat $adt $alldtags($t)]
}
set adt [lsort -unique $adt]
set alldtags($id) $adt
foreach t $adt {
set tagisdesc($id,$t) -1
set tagisdesc($t,$id) 1
}
if {[info exists anc_tags($id)]} {
set todo $anc_tags($id)
while {$todo ne {}} {
set do [lindex $todo 0]
set todo [lrange $todo 1 end]
if {[info exists tagisdesc($id,$do)]} continue
set tagisdesc($do,$id) -1
set tagisdesc($id,$do) 1
if {[info exists anc_tags($do)]} {
set todo [concat $todo $anc_tags($do)]
}
}
}
set lastold $desc_tags($id)
set lastnew [list $id]
set nup 0
set nch 0
set todo $allparents($id)
while {$todo ne {}} {
set do [lindex $todo 0]
set todo [lrange $todo 1 end]
if {![info exists desc_tags($do)]} continue
if {$desc_tags($do) ne $lastold} {
set lastold $desc_tags($do)
set lastnew [combine_dtags $lastold [list $id]]
incr nch
}
if {$lastold eq $lastnew} continue
set desc_tags($do) $lastnew
incr nup
if {![info exists idtags($do)]} {
set todo [concat $todo $allparents($do)]
}
}
if {![info exists anc_tags($id)]} return
set lastold $anc_tags($id)
set lastnew [list $id]
set nup 0
set nch 0
set todo $allchildren($id)
while {$todo ne {}} {
set do [lindex $todo 0]
set todo [lrange $todo 1 end]
if {![info exists anc_tags($do)]} continue
if {$anc_tags($do) ne $lastold} {
set lastold $anc_tags($do)
set lastnew [combine_atags $lastold [list $id]]
incr nch
}
if {$lastold eq $lastnew} continue
set anc_tags($do) $lastnew
incr nup
if {![info exists idtags($do)]} {
set todo [concat $todo $allchildren($do)]
}
}
}
# update the desc_heads array for a new head just added
proc addedhead {hid head} {
global desc_heads allparents headids idheads