diff options
Diffstat (limited to 'lib/rdoc/ri/driver.rb')
| -rw-r--r-- | lib/rdoc/ri/driver.rb | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/rdoc/ri/driver.rb b/lib/rdoc/ri/driver.rb index 9083f6c67a..b5523355d5 100644 --- a/lib/rdoc/ri/driver.rb +++ b/lib/rdoc/ri/driver.rb @@ -1034,7 +1034,11 @@ Options may also be set in the 'RI' environment variable. pagers = [ENV['RI_PAGER'], ENV['PAGER'], 'pager', 'less', 'more'] pagers.compact.uniq.each do |pager| - io = IO.popen(pager, "w") rescue next + next unless File.exist? pager + + io = IO.popen pager, "w" rescue next + + next if $? and $?.exited? # pager didn't work @paging = true |