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authorPhilip Hazel <ph10@hermes.cam.ac.uk>2004-11-11 16:03:47 +0000
committerPhilip Hazel <ph10@hermes.cam.ac.uk>2004-11-11 16:03:47 +0000
commit7d468ab86e8d0efcee1ccf8c715094699a157f28 (patch)
treec2c83b8c5d260d2476cad5525e411530072027cc /doc
parentd00328e20768f90b0ee6ee0c2425997b3c3ff521 (diff)
(a) Changed to using os_restarting_signal() for setting the SIGCHLD
handler in the daemon; this may fix Tony's obscure occasional crashes. (b) Reduced the size of the race window for noticing SIGCHLDs (note: it is not *essential* for Exim to see them).
Diffstat (limited to 'doc')
-rw-r--r--doc/doc-txt/ChangeLog10
1 files changed, 9 insertions, 1 deletions
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 03a41b4dd..f76f22a32 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -1,4 +1,4 @@
-$Cambridge: exim/doc/doc-txt/ChangeLog,v 1.22 2004/11/11 11:40:36 ph10 Exp $
+$Cambridge: exim/doc/doc-txt/ChangeLog,v 1.23 2004/11/11 16:03:47 ph10 Exp $
Change log file for Exim from version 4.21
-------------------------------------------
@@ -86,6 +86,14 @@ Exim version 4.44
since this list is usually IP addresses). A host name is now passed as
"[x.x.x.x]".
+24. Changed the calls that set up the SIGCHLD handler in the daemon to use the
+ code that specifies a non-restarting handler (typically sigaction() in
+ modern systems) in an attempt to fix a rare and obscure crash bug.
+
+25. Narrowed the window for a race in the daemon that could cause it to ignore
+ SIGCHLD signals. This is not a major problem, because they are used only to
+ wake it up if nothing else does.
+
Exim version 4.43
-----------------