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* lib/mkmf.rb (xsystem): expand macros like as make.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15402 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2008-02-08 06:09:23 +00:00
parent 52a757686d
commit f3d18d8c4c
2 changed files with 10 additions and 0 deletions
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ChangeLog
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@ -1,3 +1,7 @@
Fri Feb 8 15:09:21 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/mkmf.rb (xsystem): expand macros like as make.
Fri Feb 8 09:27:57 2008 NARUSE, Yui <naruse@ruby-lang.org>
* lib/rdoc/ri/driver.rb (read_yaml): remove SM* for compatibility.

6
lib/mkmf.rb
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@ -267,6 +267,12 @@ module Logging
end
def xsystem command
varpat = /\$\((\w+)\)|\$\{(\w+)\}/
if varpat =~ command
vars = Hash.new {|h, k| h[k] = ''; ENV[k]}
command = command.dup
nil while command.gsub!(varpat) {vars[$1||$2]}
end
Logging::open do
puts command.quote
system(command)