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Commit 23f750b0 authored by Dan Albert's avatar Dan Albert
Browse files

Remove libbacktrace definition of gettid. 

Also simplifies the Darwin implementation of gettid, because
apparently libbacktrace had a better way of doing it.

Change-Id: I9e14f9176b167405a5aaa5b8a0db0327c7126271
parent dc999df9

libbacktrace/Backtrace.cpp

+2 −0
Original line number Diff line number Diff line
@@ -27,6 +27,8 @@ 
#include <backtrace/Backtrace.h>

#include <backtrace/BacktraceMap.h>



#include <cutils/threads.h>



#include "BacktraceLog.h"

#include "thread_utils.h"

#include "UnwindCurrent.h"

libbacktrace/BacktraceCurrent.cpp

+2 −0
Original line number Diff line number Diff line
@@ -29,6 +29,8 @@ 
#include <backtrace/Backtrace.h>

#include <backtrace/BacktraceMap.h>



#include <cutils/threads.h>



#include "BacktraceCurrent.h"

#include "BacktraceLog.h"

#include "ThreadEntry.h"

libbacktrace/backtrace_test.cpp

+9 −8
Original line number Diff line number Diff line
@@ -30,20 +30,21 @@ 
#include <time.h>

#include <unistd.h>



#include <algorithm>

#include <memory>

#include <string>

#include <vector>



#include <backtrace/Backtrace.h>

#include <backtrace/BacktraceMap.h>



// For the THREAD_SIGNAL definition.

#include "BacktraceCurrent.h"



#include <cutils/atomic.h>

#include <gtest/gtest.h>

#include <cutils/threads.h>



#include <algorithm>

#include <memory>

#include <string>

#include <vector>

#include <gtest/gtest.h>



// For the THREAD_SIGNAL definition.

#include "BacktraceCurrent.h"

#include "thread_utils.h"



// Number of microseconds per milliseconds.

libbacktrace/thread_utils.c

+2 −15
Original line number Diff line number Diff line
@@ -16,25 +16,12 @@ 


#include "thread_utils.h"



#if defined(__APPLE__)

#if !defined(__BIONIC__)



#include <sys/syscall.h>



// Mac OS >= 10.6 has a system call equivalent to Linux's gettid().

pid_t gettid() {

  return syscall(SYS_thread_selfid);

}



#elif !defined(__BIONIC__)



// glibc doesn't implement or export either gettid or tgkill.

// glibc doesn't implement or export tgkill.

#include <unistd.h>

#include <sys/syscall.h>



pid_t gettid() {

  return syscall(__NR_gettid);

}



int tgkill(int tgid, int tid, int sig) {

  return syscall(__NR_tgkill, tgid, tid, sig);

}

libbacktrace/thread_utils.h

+0 −2
Original line number Diff line number Diff line
@@ -23,8 +23,6 @@ __BEGIN_DECLS 


int tgkill(int tgid, int tid, int sig);



pid_t gettid();



__END_DECLS



#endif /* _LIBBACKTRACE_THREAD_UTILS_H */