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authorBoris Kolpackov <boris@codesynthesis.com>2015-11-25 12:48:15 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2015-11-25 12:48:15 +0200
commit44c0fc2820bb13018b200d3ec990c30cdd2a08cd (patch)
tree99445eac0ab0c0d10bcaf6b35020db0788f43e25 /butl/process
parentefd154a6af61e80be1b0c46642cefd73cc83d7ed (diff)
Add process::try_wait() for non-blocking wait
Diffstat (limited to 'butl/process')
-rw-r--r--butl/process6
1 files changed, 6 insertions, 0 deletions
diff --git a/butl/process b/butl/process
index bbd0162..6077ad3 100644
--- a/butl/process
+++ b/butl/process
@@ -75,6 +75,12 @@ namespace butl
bool
wait ();
+ // Return true if the process has already terminated in which case
+ // the argument is set to the result of wait().
+ //
+ bool
+ try_wait (bool&);
+
~process () {if (id != 0) wait ();}
// Move constructible-only type.