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authorSiri Hansen <[email protected]>2011-12-09 10:17:52 +0100
committerSiri Hansen <[email protected]>2011-12-20 15:30:39 +0100
commita7c8cb0a917efb0c20f905262eb3add172190416 (patch)
tree11b0d0859f0f5c365826041743317f963f36d31c /lib/stdlib/doc/src/supervisor.xml
parent58336ee5c613de56f6d69562cd59b651eef734f0 (diff)
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Don't save child spec for temporary child if child's start func returns ignore
Supervisor should never keep child specs for dead temporary children.
Diffstat (limited to 'lib/stdlib/doc/src/supervisor.xml')
-rw-r--r--lib/stdlib/doc/src/supervisor.xml13
1 files changed, 3 insertions, 10 deletions
diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml
index cddb55e5c5..33a7f5bb6a 100644
--- a/lib/stdlib/doc/src/supervisor.xml
+++ b/lib/stdlib/doc/src/supervisor.xml
@@ -127,25 +127,18 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules}
<p><c>StartFunc</c> defines the function call used to start
the child process. It should be a module-function-arguments
tuple <c>{M,F,A}</c> used as <c>apply(M,F,A)</c>.</p>
- <p> <br></br>
-</p>
<p>The start function <em>must create and link to</em> the child
process, and should return <c>{ok,Child}</c> or
<c>{ok,Child,Info}</c> where <c>Child</c> is the pid of
the child process and <c>Info</c> an arbitrary term which is
ignored by the supervisor.</p>
- <p> <br></br>
-</p>
<p>The start function can also return <c>ignore</c> if the child
process for some reason cannot be started, in which case
- the child specification will be kept by the supervisor but
- the non-existing child process will be ignored.</p>
- <p> <br></br>
-</p>
+ the child specification will be kept by the supervisor
+ (unless it is a temporary child) but the non-existing child
+ process will be ignored.</p>
<p>If something goes wrong, the function may also return an
error tuple <c>{error,Error}</c>.</p>
- <p> <br></br>
-</p>
<p>Note that the <c>start_link</c> functions of the different
behaviour modules fulfill the above requirements.</p>
</item>