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Eliminate several memory allocations per line when reading thesaurus files

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This commit is contained in:
Thomas Goyne 2014-07-11 16:03:20 -07:00
parent 88a089721b
commit 706a72d5c1
1 changed files with 3 additions and 4 deletions
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7
libaegisub/common/thesaurus.cpp
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@ -43,10 +43,9 @@ Thesaurus::Thesaurus(agi::fs::path const& dat_path, agi::fs::path const& idx_pat
// Read the list of words and file offsets for those words
for (auto const& line : line_iterator<std::string>(idx, encoding_name)) {
std::vector<std::string> chunks;
boost::split(chunks, line, [](char c) { return c == '|'; });
if (chunks.size() == 2)
offsets[chunks[0]] = static_cast<size_t>(atoi(chunks[1].c_str()));
auto pos = line.find('|');
if (pos != line.npos && line.find('|', pos + 1) == line.npos)
offsets[line.substr(0, pos)] = static_cast<size_t>(atoi(line.c_str() + pos + 1));
}
}