ruby/tool/bisect.sh

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#!/bin/sh
# usage:
# edit $(srcdir)/test.rb
# git bisect start `git svn find-rev <rBADREV>` `git svn find-rev <rGOODREV>`
# cd <builddir>
# make bisect (or bisect-ruby for full ruby)
if [ "x" = "x$MAKE" ]; then
MAKE=make
fi
case $1 in
miniruby | ruby ) # (miniruby|ruby) <srcdir>
srcdir=$2
builddir=`pwd` # assume pwd is builddir
path=$builddir/_bisect.sh
echo "path: $path"
cp $0 $path
cd $srcdir
echo "git bisect run $path run-$1"
git bisect run $path run-$1
;;
run-miniruby )
cd ${0%/*} # assume a copy of this script is in builddir
$MAKE Makefile
$MAKE mini || exit 125
$MAKE run || exit 1
;;
run-ruby )
cd ${0%/*} # assume a copy of this script is in builddir
$MAKE Makefile
$MAKE program || exit 125
$MAKE runruby || exit 1
;;
"" )
echo foo bar
;;
* )
echo unknown command "'$cmd'"
;;
esac
exit 0