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#!/bin/sh
USAGE='[help|start|bad|good|new|old|terms|skip|next|reset|visualize|view|replay|log|run]'
LONG_USAGE='git bisect help
print this long help message.
git bisect start [--term-{new,bad}=<term> --term-{old,good}=<term>]
[--no-checkout] [--first-parent] [<bad> [<good>...]] [--] [<pathspec>...]
reset bisect state and start bisection.
git bisect (bad|new) [<rev>]
mark <rev> a known-bad revision/
a revision after change in a given property.
git bisect (good|old) [<rev>...]
mark <rev>... known-good revisions/
revisions before change in a given property.
git bisect terms [--term-good | --term-bad]
show the terms used for old and new commits (default: bad, good)
git bisect skip [(<rev>|<range>)...]
mark <rev>... untestable revisions.
git bisect next
find next bisection to test and check it out.
git bisect reset [<commit>]
finish bisection search and go back to commit.
git bisect (visualize|view)
show bisect status in gitk.
git bisect replay <logfile>
replay bisection log.
git bisect log
show bisect log.
git bisect run <cmd>...
use <cmd>... to automatically bisect.
Please use "git help bisect" to get the full man page.'
OPTIONS_SPEC=
. git-sh-setup
_x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
_x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
TERM_BAD=bad
TERM_GOOD=good
bisect_skip() {
all=''
for arg in "$@"
do
case "$arg" in
*..*)
revs=$(git rev-list "$arg") || die "$(eval_gettext "Bad rev input: \$arg")" ;;
*)
revs=$(git rev-parse --sq-quote "$arg") ;;
esac
all="$all $revs"
done
eval git bisect--helper --bisect-state 'skip' $all
}
bisect_visualize() {
git bisect--helper --bisect-next-check $TERM_GOOD $TERM_BAD fail || exit
if test $# = 0
then
if test -n "${DISPLAY+set}${SESSIONNAME+set}${MSYSTEM+set}${SECURITYSESSIONID+set}" &&
type gitk >/dev/null 2>&1
then
set gitk
else
set git log
fi
else
case "$1" in
git*|tig) ;;
-*) set git log "$@" ;;
*) set git "$@" ;;
esac
fi
eval '"$@"' --bisect -- $(cat "$GIT_DIR/BISECT_NAMES")
}
bisect_replay () {
file="$1"
test "$#" -eq 1 || die "$(gettext "No logfile given")"
test -r "$file" || die "$(eval_gettext "cannot read \$file for replaying")"
git bisect--helper --bisect-reset || exit
oIFS="$IFS" IFS="$IFS$(printf '\015')"
while read git bisect command rev tail
do
test "$git $bisect" = "git bisect" || test "$git" = "git-bisect" || continue
if test "$git" = "git-bisect"
then
rev="$command"
command="$bisect"
fi
get_terms
git bisect--helper --check-and-set-terms "$command" "$TERM_GOOD" "$TERM_BAD" || exit
get_terms
case "$command" in
start)
eval "git bisect--helper --bisect-start $rev $tail" ;;
"$TERM_GOOD"|"$TERM_BAD"|skip)
git bisect--helper --bisect-write "$command" "$rev" "$TERM_GOOD" "$TERM_BAD" || exit;;
terms)
git bisect--helper --bisect-terms $rev || exit;;
*)
die "$(gettext "?? what are you talking about?")" ;;
esac
done <"$file"
IFS="$oIFS"
git bisect--helper --bisect-auto-next || exit
}
bisect_run () {
git bisect--helper --bisect-next-check $TERM_GOOD $TERM_BAD fail || exit
test -n "$*" || die "$(gettext "bisect run failed: no command provided.")"
while true
do
command="$@"
eval_gettextln "running \$command"
"$@"
res=$?
# Check for really bad run error.
if [ $res -lt 0 -o $res -ge 128 ]
then
eval_gettextln "bisect run failed:
exit code \$res from '\$command' is < 0 or >= 128" >&2
exit $res
fi
# Find current state depending on run success or failure.
# A special exit code of 125 means cannot test.
if [ $res -eq 125 ]
then
state='skip'
elif [ $res -gt 0 ]
then
state="$TERM_BAD"
else
state="$TERM_GOOD"
fi
git bisect--helper --bisect-state $state >"$GIT_DIR/BISECT_RUN"
res=$?
cat "$GIT_DIR/BISECT_RUN"
if sane_grep "first $TERM_BAD commit could be any of" "$GIT_DIR/BISECT_RUN" \
>/dev/null
then
gettextln "bisect run cannot continue any more" >&2
exit $res
fi
if [ $res -ne 0 ]
then
eval_gettextln "bisect run failed:
'bisect-state \$state' exited with error code \$res" >&2
exit $res
fi
if sane_grep "is the first $TERM_BAD commit" "$GIT_DIR/BISECT_RUN" >/dev/null
then
gettextln "bisect run success"
exit 0;
fi
done
}
bisect_log () {
test -s "$GIT_DIR/BISECT_LOG" || die "$(gettext "We are not bisecting.")"
cat "$GIT_DIR/BISECT_LOG"
}
get_terms () {
if test -s "$GIT_DIR/BISECT_TERMS"
then
{
read TERM_BAD
read TERM_GOOD
} <"$GIT_DIR/BISECT_TERMS"
fi
}
case "$#" in
0)
usage ;;
*)
cmd="$1"
get_terms
shift
case "$cmd" in
help)
git bisect -h ;;
start)
git bisect--helper --bisect-start "$@" ;;
bad|good|new|old|"$TERM_BAD"|"$TERM_GOOD")
git bisect--helper --bisect-state "$cmd" "$@" ;;
skip)
bisect_skip "$@" ;;
next)
# Not sure we want "next" at the UI level anymore.
git bisect--helper --bisect-next "$@" || exit ;;
visualize|view)
bisect_visualize "$@" ;;
reset)
git bisect--helper --bisect-reset "$@" ;;
replay)
bisect_replay "$@" ;;
log)
bisect_log ;;
run)
bisect_run "$@" ;;
terms)
git bisect--helper --bisect-terms "$@" || exit;;
*)
usage ;;
esac
esac
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