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authorSverker Eriksson <[email protected]>2017-08-23 12:29:50 +0200
committerSverker Eriksson <[email protected]>2017-08-23 12:29:50 +0200
commit7c9ea890cd2530bffeafa82abeeee876fd24a6ba (patch)
tree839aec8b295d6e06361a79b3171fed906f94339b /erts/doc
parentf0715ae80670b12f4120f2b9d3b7bd51be690ea8 (diff)
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erts: Allow any unicode string as crash dump slogan
i.e the first argument to erlang:halt
Diffstat (limited to 'erts/doc')
-rw-r--r--erts/doc/src/erlang.xml17
1 files changed, 10 insertions, 7 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 687ff38cbf..4a00d24cee 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -1943,23 +1943,26 @@ os_prompt%</pre>
<item>The runtime system exits with integer value
<c><anno>Status</anno></c>
as status code to the calling environment (OS).
+ <note>
+ <p>On many platforms, the OS supports only status
+ codes 0-255. A too large status code is truncated by clearing
+ the high bits.</p>
+ </note>
</item>
<tag>string()</tag>
<item>An Erlang crash dump is produced with <c><anno>Status</anno></c>
as slogan. Then the runtime system exits with status code <c>1</c>.
- Note that only code points in the range 0-255 may be used
- and the string will be truncated if longer than 200 characters.
+ The string will be truncated if longer than 200 characters.
+ <note>
+ <p>Before ERTS 9.1 (OTP-20.1) only code points in the range 0-255
+ was accepted in the string. Now any unicode string is valid.</p>
+ </note>
</item>
<tag><c>abort</c></tag>
<item>The runtime system aborts producing a core dump, if that is
enabled in the OS.
</item>
</taglist>
- <note>
- <p>On many platforms, the OS supports only status
- codes 0-255. A too large status code is truncated by clearing
- the high bits.</p>
- </note>
<p>For integer <c><anno>Status</anno></c>, the Erlang runtime system
closes all ports and allows async threads to finish their
operations before exiting. To exit without such flushing, use