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Code Issues Releases Wiki Activity

ircd: Use buffer::move for possibly overlapping uses.

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This commit is contained in:
Jason Volk 2021-03-18 15:31:14 -07:00
parent 4ab97bd1a3
commit 1c8a7ac645
1 changed files with 26 additions and 6 deletions
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32
ircd/stringops.cc
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@ -162,11 +162,21 @@ ircd::replace(const mutable_buffer &out_,
in.substr(0, p)
};
consumed += consume(out, copy(out, prologue));
const auto prologue_copied
{
move(out, prologue)
};
consumed += consume(out, prologue_copied);
produced += size(prologue);
if(p != in.npos)
{
consumed += consume(out, copy(out, after));
const auto after_copied
{
move(out, after)
};
consumed += consume(out, after_copied);
produced += size(after);
in = in.substr(p + size(after));
p = in.find(before);
@ -183,7 +193,7 @@ ircd::replace(const mutable_buffer &out_,
return string_view
{
data(out_), data(out),
data(out_), data(out)
};
}
@ -203,11 +213,21 @@ ircd::replace(const mutable_buffer &out_,
in.substr(0, p)
};
consumed += consume(out, copy(out, prologue));
const auto prologue_copied
{
move(out, prologue)
};
consumed += consume(out, prologue_copied);
produced += size(prologue);
if(p != in.npos)
{
consumed += consume(out, copy(out, after));
const auto after_copied
{
move(out, after)
};
consumed += consume(out, after_copied);
produced += size(after);
in = in.substr(p + 1);
p = in.find(before);
@ -224,7 +244,7 @@ ircd::replace(const mutable_buffer &out_,
return string_view
{
data(out_), data(out),
data(out_), data(out)
};
}