+proc markhere {} {
+ global rowmenuid markedid canv
+
+ set markedid $rowmenuid
+ make_idmark $markedid
+}
+
+proc gotomark {} {
+ global markedid
+
+ if {[info exists markedid]} {
+ selbyid $markedid
+ }
+}
+
+proc replace_by_kids {l r} {
+ global curview children
+
+ set id [commitonrow $r]
+ set l [lreplace $l 0 0]
+ foreach kid $children($curview,$id) {
+ lappend l [rowofcommit $kid]
+ }
+ return [lsort -integer -decreasing -unique $l]
+}
+
+proc find_common_desc {} {
+ global markedid rowmenuid curview children
+
+ if {![info exists markedid]} return
+ if {![commitinview $markedid $curview] ||
+ ![commitinview $rowmenuid $curview]} return
+ #set t1 [clock clicks -milliseconds]
+ set l1 [list [rowofcommit $markedid]]
+ set l2 [list [rowofcommit $rowmenuid]]
+ while 1 {
+ set r1 [lindex $l1 0]
+ set r2 [lindex $l2 0]
+ if {$r1 eq {} || $r2 eq {}} break
+ if {$r1 == $r2} {
+ selectline $r1 1
+ break
+ }
+ if {$r1 > $r2} {
+ set l1 [replace_by_kids $l1 $r1]
+ } else {
+ set l2 [replace_by_kids $l2 $r2]
+ }
+ }
+ #set t2 [clock clicks -milliseconds]
+ #puts "took [expr {$t2-$t1}]ms"
+}
+
+proc compare_commits {} {
+ global markedid rowmenuid curview children
+
+ if {![info exists markedid]} return
+ if {![commitinview $markedid $curview]} return
+ addtohistory [list do_cmp_commits $markedid $rowmenuid]
+ do_cmp_commits $markedid $rowmenuid
+}
+
+proc getpatchid {id} {
+ global patchids
+
+ if {![info exists patchids($id)]} {
+ set cmd [diffcmd [list $id] {-p --root}]
+ # trim off the initial "|"
+ set cmd [lrange $cmd 1 end]
+ if {[catch {
+ set x [eval exec $cmd | git patch-id]
+ set patchids($id) [lindex $x 0]
+ }]} {
+ set patchids($id) "error"
+ }
+ }
+ return $patchids($id)
+}
+
+proc do_cmp_commits {a b} {
+ global ctext curview parents children patchids commitinfo
+
+ $ctext conf -state normal
+ clear_ctext
+ init_flist {}
+ for {set i 0} {$i < 100} {incr i} {
+ set skipa 0
+ set skipb 0
+ if {[llength $parents($curview,$a)] > 1} {
+ appendshortlink $a [mc "Skipping merge commit "] "\n"
+ set skipa 1
+ } else {
+ set patcha [getpatchid $a]
+ }
+ if {[llength $parents($curview,$b)] > 1} {
+ appendshortlink $b [mc "Skipping merge commit "] "\n"
+ set skipb 1
+ } else {
+ set patchb [getpatchid $b]
+ }
+ if {!$skipa && !$skipb} {
+ set heada [lindex $commitinfo($a) 0]
+ set headb [lindex $commitinfo($b) 0]
+ if {$patcha eq "error"} {
+ appendshortlink $a [mc "Error getting patch ID for "] \
+ [mc " - stopping\n"]
+ break
+ }
+ if {$patchb eq "error"} {
+ appendshortlink $b [mc "Error getting patch ID for "] \
+ [mc " - stopping\n"]
+ break
+ }
+ if {$patcha eq $patchb} {
+ if {$heada eq $headb} {
+ appendshortlink $a [mc "Commit "]
+ appendshortlink $b " == " " $heada\n"
+ } else {
+ appendshortlink $a [mc "Commit "] " $heada\n"
+ appendshortlink $b [mc " is the same patch as\n "] \
+ " $headb\n"
+ }
+ set skipa 1
+ set skipb 1
+ } else {
+ $ctext insert end "\n"
+ appendshortlink $a [mc "Commit "] " $heada\n"
+ appendshortlink $b [mc " differs from\n "] \
+ " $headb\n"
+ $ctext insert end [mc "- stopping\n"]
+ break
+ }
+ }
+ if {$skipa} {
+ if {[llength $children($curview,$a)] != 1} {
+ $ctext insert end "\n"
+ appendshortlink $a [mc "Commit "] \
+ [mc " has %s children - stopping\n" \
+ [llength $children($curview,$a)]]
+ break
+ }
+ set a [lindex $children($curview,$a) 0]
+ }
+ if {$skipb} {
+ if {[llength $children($curview,$b)] != 1} {
+ appendshortlink $b [mc "Commit "] \
+ [mc " has %s children - stopping\n" \
+ [llength $children($curview,$b)]]
+ break
+ }
+ set b [lindex $children($curview,$b) 0]
+ }
+ }
+ $ctext conf -state disabled
+}
+
projects / git.git / blobdiff