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-rw-r--r--lib/mkmf.rb5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 1f3910b0c6e..7235294596c 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -74,8 +74,6 @@ elsif RUBY_PLATFORM =~ /-nextstep|-rhapsody|-darwin/
CFLAGS.gsub!( /-arch\s\w*/, '' )
end
-$log = open('mkmf.log', 'w')
-
if /mswin32/ =~ RUBY_PLATFORM
OUTFLAG = '-Fe'
elsif /bccwin32/ =~ RUBY_PLATFORM
@@ -97,14 +95,17 @@ def rm_f(*files)
end
end
+$log = nil
$orgerr = $stderr.dup
$orgout = $stdout.dup
+
def xsystem command
Config.expand(command)
if $DEBUG
puts command
return system(command)
end
+ $log ||= open('mkmf.log', 'w')
$stderr.reopen($log)
$stdout.reopen($log)
puts command