From: Bo Lindbergh <blgl@hagernas.com>
Date: Thu, 14 Dec 2006 13:34:06 +0000 (+0100)
Subject: perl5db.pl Mac OS X fix
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=52cd570b156cb8d25d4b58a0d3609d882939ce85;p=p5sagit%2Fp5-mst-13.2.git

perl5db.pl Mac OS X fix
Message-Id: <658AFA03-517E-4068-93CA-06D4A93B5CA5@hagernas.com>

p4raw-id: //depot/perl@29555
---

diff --git a/lib/perl5db.pl b/lib/perl5db.pl
index 0effa3b..4c88e64 100644
--- a/lib/perl5db.pl
+++ b/lib/perl5db.pl
@@ -6212,6 +6212,11 @@ a new window.
 # There's no direct accessor for the tty device name, so we fiddle
 # with the window title options until it says what we want.
 #
+# Since "do script" is implemented by supplying the argument (plus a
+# return character) as terminal input, there's a potential race condition
+# where the debugger could beat the shell to reading the command.
+# To prevent this, we wait for the screen to clear before proceeding.
+#
 # Tested and found to be functional in Mac OS X 10.3.9 and 10.4.8.
 
 sub macosx_get_fork_TTY
@@ -6230,6 +6235,9 @@ tell application "Terminal"
         set custom title to ""
         copy name to thetitle
         set custom title to "forked perl debugger"
+        repeat while (length of first paragraph of (get contents)) > 0
+            delay 0.1
+        end repeat
     end tell
 end tell
 "/dev/" & thetitle