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Fix build with glibc 2.30 

The `gettid()` function is part of glibc 2.30[1]. I decided to keep the
`gettid` implementation here under a different name to remain compatible
to older glibc versions.

[1] https://sourceware.org/ml/libc-alpha/2019-08/msg00029.html
This commit is contained in:
Maximilian Bosch 2020-01-23 09:28:18 +01:00
parent 38569e46c1
commit e133cb974b
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GPG Key ID: 091DBF4D1FC46B8E
1 changed files with 3 additions and 3 deletions
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6
flow/Profiler.actor.cpp
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@ -36,7 +36,7 @@
extern volatile thread_local int profilingEnabled;
static uint64_t gettid() { return syscall(__NR_gettid); }
static uint64_t sys_gettid() { return syscall(__NR_gettid); }
struct SignalClosure {
void (* func)(int, siginfo_t*, void*, void*);
@ -230,7 +230,7 @@ struct Profiler {
sev.sigev_notify = SIGEV_THREAD_ID;
sev.sigev_signo = SIGPROF;
sev.sigev_value.sival_ptr = &(self->signalClosure);
sev._sigev_un._tid = gettid();
sev._sigev_un._tid = sys_gettid();
if(timer_create( CLOCK_THREAD_CPUTIME_ID, &sev, &self->periodicTimer ) != 0) {
TraceEvent(SevWarn, "FailedToCreateProfilingTimer").GetLastError();
return Void();
@ -284,7 +284,7 @@ void startProfiling(INetwork* network, Optional<int> maybePeriod /*= {}*/, Optio
const char* outfn = getenv("FLOW_PROFILER_OUTPUT");
outputFile = (outfn ? outfn : "profile.bin");
}
outputFile = findAndReplace(findAndReplace(findAndReplace(outputFile, "%ADDRESS%", findAndReplace(network->getLocalAddress().toString(), ":", ".")), "%PID%", format("%d", getpid())), "%TID%", format("%llx", (long long)gettid()));
outputFile = findAndReplace(findAndReplace(findAndReplace(outputFile, "%ADDRESS%", findAndReplace(network->getLocalAddress().toString(), ":", ".")), "%PID%", format("%d", getpid())), "%TID%", format("%llx", (long long)sys_gettid()));
if (!Profiler::active_profiler)
Profiler::active_profiler = new Profiler( period, outputFile, network );