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author | Rickard Green <[email protected]> | 2019-01-22 19:51:06 +0100 |
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committer | GitHub <[email protected]> | 2019-01-22 19:51:06 +0100 |
commit | 5cd9c35347941b2af477c6b3847894f8b360f47f (patch) | |
tree | 0510b36a11a530342a1cd38d5dccee6204173233 /erts/doc/src | |
parent | 71c276be5d0a4bf60158137ae3c2be970216429b (diff) | |
parent | e96f66d8817d89c51b5066ed0cd69fcda8620306 (diff) | |
download | otp-5cd9c35347941b2af477c6b3847894f8b360f47f.tar.gz otp-5cd9c35347941b2af477c6b3847894f8b360f47f.tar.bz2 otp-5cd9c35347941b2af477c6b3847894f8b360f47f.zip |
Merge pull request #2089 from richcarl/document-undefined-current_function
Document that current_function can be undefined
OTP-15543
Diffstat (limited to 'erts/doc/src')
-rw-r--r-- | erts/doc/src/erlang.xml | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index aba6082647..92e979c046 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -5186,11 +5186,13 @@ RealSystem = system + MissedSystem</code> changed or removed without prior notice.</p> </item> <tag><c>{current_function, {<anno>Module</anno>, - <anno>Function</anno>, Arity}}</c></tag> + <anno>Function</anno>, Arity} | undefined}</c></tag> <item> <p><c><anno>Module</anno></c>, <c><anno>Function</anno></c>, <c><anno>Arity</anno></c> is - the current function call of the process.</p> + the current function call of the process. The value + <c>undefined</c> can be returned if the process is + currently executing native compiled code.</p> </item> <tag><c>{current_location, {<anno>Module</anno>, <anno>Function</anno>, <anno>Arity</anno>, |