mirror of https://gitee.com/bigwinds/arangodb
23 lines
650 B
Plaintext
23 lines
650 B
Plaintext
// helper function to prevent duplicate output filenames
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auto hasAppender = [&existingAppenders](std::string const& filename) {
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if (existingAppenders.find(filename) != existingAppenders.end()) {
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return true;
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}
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// treat stderr and stdout as one output filename
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if (filename == "-" &&
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existingAppenders.find("+") != existingAppenders.end()) {
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return true;
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}
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if (filename == "+" &&
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existingAppenders.find("-") != existingAppenders.end()) {
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return true;
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}
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return false;
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};
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if (hasAppender(filename)) {
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// already have an appender for the same output
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return nullptr;
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}
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