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-rw-r--r--lib/kernel/src/os.erl8
-rw-r--r--lib/kernel/test/os_SUITE.erl4
-rw-r--r--lib/stdlib/doc/src/timer.xml2
3 files changed, 7 insertions, 7 deletions
diff --git a/lib/kernel/src/os.erl b/lib/kernel/src/os.erl
index 1e9db80058..77c883f57f 100644
--- a/lib/kernel/src/os.erl
+++ b/lib/kernel/src/os.erl
@@ -358,16 +358,16 @@ get_data(Port, MonRef, Eot, Sofar, Size, Max) ->
iolist_to_binary(Sofar)
end.
-eot(_Bs, <<>>, _Size, _Max) ->
+eot(Bs, <<>>, Size, Max) when Size + byte_size(Bs) < Max ->
more;
+eot(Bs, <<>>, Size, Max) ->
+ binary:part(Bs, {0, Max - Size});
eot(Bs, Eot, Size, Max) ->
case binary:match(Bs, Eot) of
- nomatch when Size + byte_size(Bs) < Max ->
- more;
{Pos, _} when Size + Pos < Max ->
binary:part(Bs,{0, Pos});
_ ->
- binary:part(Bs,{0, Max - Size})
+ eot(Bs, <<>>, Size, Max)
end.
%% When port_close returns we know that all the
diff --git a/lib/kernel/test/os_SUITE.erl b/lib/kernel/test/os_SUITE.erl
index 4369b1b0f9..591fbb2125 100644
--- a/lib/kernel/test/os_SUITE.erl
+++ b/lib/kernel/test/os_SUITE.erl
@@ -334,8 +334,8 @@ max_size_command(_Config) ->
Res32768 = os:cmd("cat /dev/zero", #{ max_size => 32768 }),
32768 = length(Res32768),
- ResHello = os:cmd("echo hello", #{ max_size => 20 }),
- 6 = length(ResHello).
+ ResHello = string:trim(os:cmd("echo hello", #{ max_size => 20 })),
+ 5 = length(ResHello).
%% Test that the os:perf_counter api works as expected
perf_counter_api(_Config) ->
diff --git a/lib/stdlib/doc/src/timer.xml b/lib/stdlib/doc/src/timer.xml
index fcaccdb2cb..350847bf7d 100644
--- a/lib/stdlib/doc/src/timer.xml
+++ b/lib/stdlib/doc/src/timer.xml
@@ -270,7 +270,7 @@
<item>
<p>Evaluates <c>apply(<anno>Module</anno>, <anno>Function</anno>,
<anno>Arguments</anno>)</c> and measures the elapsed real time as
- reported by <seealso marker="os:timestamp/0">
+ reported by <seealso marker="kernel:os#timestamp/0">
<c>os:timestamp/0</c></seealso>.</p>
<p>Returns <c>{<anno>Time</anno>, <anno>Value</anno>}</c>, where
<c><anno>Time</anno></c> is the elapsed real time in