doc/flux_open(3): add FLUX_O_MATCHDEBUG flag doc

flux-framework · Jan 21, 2019 · 2a9ddb4 · 2a9ddb4
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diff --git a/doc/man3/flux_open.adoc b/doc/man3/flux_open.adoc
@@ -35,6 +35,11 @@ _flags_ is the logical "or" of zero or more of the following flags:
 FLUX_O_TRACE::
 Dumps message trace to stderr.
 
+FLUX_O_MATCHDEBUG::
+Prints diagnostic to stderr when matchtags are leaked, for example when
+a streaming RPC is destroyed without receiving a error response as
+end-of-stream, or a regular RPC is destroyed without being fulfilled at all.
+
 FLUX_O_NONBLOCK::
 The `flux_send()` and `flux_recv()` functions should never block.
 

diff --git a/doc/test/spell.en.pws b/doc/test/spell.en.pws
@@ -456,3 +456,4 @@ JOBNAME
 nokz
 LGPL
 SPDX
+MATCHDEBUG