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-rwxr-xr-xtool/node_name.rb4
1 files changed, 4 insertions, 0 deletions
diff --git a/tool/node_name.rb b/tool/node_name.rb
index fef7720a5a..5c67d7ccd5 100755
--- a/tool/node_name.rb
+++ b/tool/node_name.rb
@@ -1,4 +1,8 @@
#! ./miniruby
+
+# Used when making Ruby to generate node_name.inc.
+# See common.mk for details.
+
while gets
if ~/enum node_type \{/..~/^\};/
~/(NODE_.+),/ and puts(" case #{$1}:\n\treturn \"#{$1}\";")