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authorakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-11-15 08:08:40 +0000
committerakr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2007-11-15 08:08:40 +0000
commitf1bc46f06d56232b38d53e263efc631efe68eb9b (patch)
treeebfcdc67f273305f7af000b928e38eab4a7cb2d2 /tool/compile_prelude.rb
parentdc6e5706651f1a53c048c14db039091139bf79ba (diff)
* tool/compile_prelude.rb: fix first substitution.
use constant for prefix. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13931 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'tool/compile_prelude.rb')
-rw-r--r--tool/compile_prelude.rb7
1 files changed, 4 insertions, 3 deletions
diff --git a/tool/compile_prelude.rb b/tool/compile_prelude.rb
index ea77729..4d08b4d 100644
--- a/tool/compile_prelude.rb
+++ b/tool/compile_prelude.rb
@@ -29,6 +29,7 @@ lines_list = preludes.map {|filename|
need_ruby_prefix = false
File.readlines(filename).each {|line|
line.gsub!(/RbConfig::CONFIG\["(\w+)"\]/) {
+ key = $1
unless mkconf
require 'rbconfig'
mkconf = RbConfig::MAKEFILE_CONFIG.merge('prefix'=>'#{TMP_RUBY_PREFIX}')
@@ -36,12 +37,12 @@ lines_list = preludes.map {|filename|
setup_ruby_prefix = "TMP_RUBY_PREFIX = $:.grep(%r{\\A/}).last[0..#{-exlen-1}]\n"
teardown_ruby_prefix = 'Object.class_eval { remove_const "TMP_RUBY_PREFIX" }'
end
- if RbConfig::MAKEFILE_CONFIG.has_key? $1
- val = RbConfig.expand("$(#$1)", mkconf)
+ if RbConfig::MAKEFILE_CONFIG.has_key? key
+ val = RbConfig.expand("$(#{key})", mkconf)
need_ruby_prefix = true if /\A\#{TMP_RUBY_PREFIX\}/ =~ val
c_esc(val)
else
- $&
+ "nil"
end
}
lines << c_esc(line)