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Fix: raised error on tool/ifchange.

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* tool/ifchange: Fix: arguments which begin with minus sign may
  parsed as options.  Because of older systems, don't use --
  but use parentheses.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23347 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
naruse 2009-05-05 02:33:02 +00:00
parent 4f364c6bf7
commit 4fda9d1f73
2 changed files with 7 additions and 1 deletions
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2
tool/ifchange
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@ -8,7 +8,7 @@ until [ "$0" = 0 ]; do
timestamp=.
;;
--timestamp=*)
timestamp=`expr "$1" : '[^=]*=\(.*\)'`
timestamp=`expr \( "$1" : '[^=]*=\(.*\)' \)`
;;
*)
break