we don't want zombies running around

ryland · Mar 9, 2010 · 94eaea6 · 94eaea6
1 parent 580d0ef
commit 94eaea6
Showing 1 changed file with 8 additions and 6 deletions.
diff --git a/lib/rocco.rb b/lib/rocco.rb
@@ -142,15 +142,17 @@ def highlight(blocks)
     # then fork off a child process to write the input.
     code_html = nil
     open("|pygmentize -l ruby -f html", 'r+') do |fd|
-      fork {
-        fd.close_read
-        fd.write code_blocks.join("\n\n# DIVIDER\n\n")
-        fd.close_write
-        exit!
-      }
+      pid =
+        fork {
+          fd.close_read
+          fd.write code_blocks.join("\n\n# DIVIDER\n\n")
+          fd.close_write
+          exit!
+        }
       fd.close_write
       code_html = fd.read
       fd.close_read
+      Process.wait(pid)
     end
 
     # Do some post-processing on the pygments output to split things back