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Really handle carriage return

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This commit is contained in:
Eelco Dolstra 2016-04-28 14:27:00 +02:00
parent ce5776758d
commit 21e9d183cc
1 changed files with 9 additions and 4 deletions
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13
src/libstore/build.cc
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@ -751,6 +751,7 @@ private:
std::list<std::string> logTail; std::list<std::string> logTail;
std::string currentLogLine; std::string currentLogLine;
size_t currentLogLinePos = 0; // to handle carriage return
/* Pipe for the builder's standard output/error. */ /* Pipe for the builder's standard output/error. */
Pipe builderOut; Pipe builderOut;
@ -2937,11 +2938,14 @@ void DerivationGoal::handleChildOutput(int fd, const string & data)
for (auto c : data) for (auto c : data)
if (c == '\r') if (c == '\r')
currentLogLine.clear(); // FIXME: not quite right currentLogLinePos = 0;
else if (c == '\n') else if (c == '\n')
flushLine(); flushLine();
else else {
currentLogLine += c; if (currentLogLinePos >= currentLogLine.size())
currentLogLine.resize(currentLogLinePos + 1);
currentLogLine[currentLogLinePos++] = c;
}
if (bzLogFile) { if (bzLogFile) {
int err; int err;
@ -2958,7 +2962,7 @@ void DerivationGoal::handleChildOutput(int fd, const string & data)
void DerivationGoal::handleEOF(int fd) void DerivationGoal::handleEOF(int fd)
{ {
flushLine(); if (!currentLogLine.empty()) flushLine();
worker.wakeUp(shared_from_this()); worker.wakeUp(shared_from_this());
} }
@ -2972,6 +2976,7 @@ void DerivationGoal::flushLine()
if (logTail.size() > settings.logLines) logTail.pop_front(); if (logTail.size() > settings.logLines) logTail.pop_front();
} }
currentLogLine = ""; currentLogLine = "";
currentLogLinePos = 0;
} }