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Fix a bug with the calculation of the remaining length

If the result of the string format was longer than the remaining length,
the returned remaining length would be negative, which would make very
strange things happen.
pull/25/head
Andrew Thompson 13 年之前
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f918156b10
共有 1 個檔案被更改,包括 1 行新增1 行删除
  1. +1
    -1
      src/lager_format.erl

+ 1
- 1
src/lager_format.erl 查看文件

@ -145,7 +145,7 @@ build([], Acc, MaxLen, _O) ->
build2([{C,As,F,Ad,P,Pad,Enc}|Cs], Count, MaxLen) ->
{S, Len} = control2(C, As, F, Ad, P, Pad, Enc, MaxLen div Count),
[S|build2(Cs, Count - 1, MaxLen - Len)];
[S|build2(Cs, Count - 1, MaxLen - abs(Len))];
build2([C|Cs], Count, MaxLen) ->
[C|build2(Cs, Count, MaxLen)];
build2([], _, _) -> [].

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