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-rwxr-xr-xtool/expand-config.rb12
1 files changed, 11 insertions, 1 deletions
diff --git a/tool/expand-config.rb b/tool/expand-config.rb
index 928e7f91fe..ac0ffbfd41 100755
--- a/tool/expand-config.rb
+++ b/tool/expand-config.rb
@@ -7,7 +7,17 @@ config.sub!(/^(\s*)RUBY_VERSION\b.*(\sor\s*)$/, '\1true\2')
rbconfig = Module.new {module_eval(config, conffile)}::RbConfig
config = $expand ? rbconfig::CONFIG : rbconfig::MAKEFILE_CONFIG
config["RUBY_RELEASE_DATE"] ||=
- File.read(File.expand_path("../../version.h", __FILE__))[/^\s*#\s*define\s+RUBY_RELEASE_DATE\s+"(.*)"/, 1]
+ [
+ ["revision.h"],
+ ["../../revision.h", __FILE__],
+ ["../../version.h", __FILE__],
+ ].find do |hdr, dir|
+ hdr = File.expand_path(hdr, dir) if dir
+ if date = File.read(hdr)[/^\s*#\s*define\s+RUBY_RELEASE_DATE(?:TIME)?\s+"([0-9-]*)/, 1]
+ break date
+ end
+rescue
+end
while /\A(\w+)=(.*)/ =~ ARGV[0]
config[$1] = $2