diff options
Diffstat (limited to 'ext/ripper')
-rw-r--r-- | ext/ripper/extconf.rb | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/ext/ripper/extconf.rb b/ext/ripper/extconf.rb index 6b44073300..99814e5d6c 100644 --- a/ext/ripper/extconf.rb +++ b/ext/ripper/extconf.rb @@ -4,6 +4,9 @@ require 'mkmf' require 'rbconfig' def main + Logging.message "YARV doesn't support Ripper" + return + unless find_executable('bison') unless File.exist?('ripper.c') or File.exist?("#{$srcdir}/ripper.c") Logging.message 'missing bison; abort' |