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Commit 1433f8ab authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "Move libbacktrace off cutils."

parents 771f2c2a 38488907

base/include/android-base/threads.h

+5 −0
Original line number Diff line number Diff line
@@ -23,3 +23,8 @@ namespace base { 
uint64_t GetThreadId();

}

}  // namespace android



#if defined(__GLIBC__)

// bionic has this Linux-specifix call, but glibc doesn't.

extern "C" int tgkill(int tgid, int tid, int sig);

#endif

base/threads.cpp

+6 −0
Original line number Diff line number Diff line
@@ -46,3 +46,9 @@ uint64_t GetThreadId() { 


}  // namespace base

}  // namespace android



#if defined(__GLIBC__)

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

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

}

#endif

libbacktrace/Android.bp

+0 −4
Original line number Diff line number Diff line
@@ -42,7 +42,6 @@ libbacktrace_sources = [ 
    "Backtrace.cpp",

    "BacktraceCurrent.cpp",

    "BacktracePtrace.cpp",

    "thread_utils.c",

    "ThreadEntry.cpp",

    "UnwindStack.cpp",

    "UnwindStackMap.cpp",
@@ -94,7 +93,6 @@ cc_library { 
            ],



            static_libs: [

                "libcutils",

                "libprocinfo",

            ],
@@ -145,7 +143,6 @@ cc_test { 
        "backtrace_offline_test.cpp",

        "backtrace_test.cpp",

        "GetPss.cpp",

        "thread_utils.c",

    ],



    cflags: [
@@ -159,7 +156,6 @@ cc_test { 
        "libbacktrace",

        "libdexfile",

        "libbase",

        "libcutils",

        "liblog",

        "libunwindstack",

    ],

libbacktrace/Backtrace.cpp

+2 −2
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
#include <string>



#include <android-base/stringprintf.h>

#include <android-base/threads.h>



#include <backtrace/Backtrace.h>

#include <backtrace/BacktraceMap.h>
@@ -31,7 +32,6 @@ 


#include "BacktraceLog.h"

#include "UnwindStack.h"

#include "thread_utils.h"



using android::base::StringPrintf;
@@ -124,7 +124,7 @@ Backtrace* Backtrace::Create(pid_t pid, pid_t tid, BacktraceMap* map) { 
  if (pid == BACKTRACE_CURRENT_PROCESS) {

    pid = getpid();

    if (tid == BACKTRACE_CURRENT_THREAD) {

      tid = gettid();

      tid = android::base::GetThreadId();

    }

  } else if (tid == BACKTRACE_CURRENT_THREAD) {

    tid = pid;

libbacktrace/BacktraceCurrent.cpp

+7 −6
Original line number Diff line number Diff line
@@ -28,13 +28,13 @@ 


#include <string>



#include <android-base/threads.h>

#include <backtrace/Backtrace.h>

#include <backtrace/BacktraceMap.h>



#include "BacktraceAsyncSafeLog.h"

#include "BacktraceCurrent.h"

#include "ThreadEntry.h"

#include "thread_utils.h"



bool BacktraceCurrent::ReadWord(uint64_t ptr, word_t* out_value) {

  if (!VerifyReadWordArgs(ptr, out_value)) {
@@ -76,7 +76,7 @@ bool BacktraceCurrent::Unwind(size_t num_ignore_frames, void* ucontext) { 
    return UnwindFromContext(num_ignore_frames, ucontext);

  }



  if (Tid() != gettid()) {

  if (Tid() != android::base::GetThreadId()) {

    return UnwindThread(num_ignore_frames);

  }
@@ -114,16 +114,17 @@ class ErrnoRestorer { 
static void SignalLogOnly(int, siginfo_t*, void*) {

  ErrnoRestorer restore;



  BACK_ASYNC_SAFE_LOGE("pid %d, tid %d: Received a spurious signal %d\n", getpid(), gettid(),

                       THREAD_SIGNAL);

  BACK_ASYNC_SAFE_LOGE("pid %d, tid %d: Received a spurious signal %d\n", getpid(),

                       static_cast<int>(android::base::GetThreadId()), THREAD_SIGNAL);

}



static void SignalHandler(int, siginfo_t*, void* sigcontext) {

  ErrnoRestorer restore;



  ThreadEntry* entry = ThreadEntry::Get(getpid(), gettid(), false);

  ThreadEntry* entry = ThreadEntry::Get(getpid(), android::base::GetThreadId(), false);

  if (!entry) {

    BACK_ASYNC_SAFE_LOGE("pid %d, tid %d entry not found", getpid(), gettid());

    BACK_ASYNC_SAFE_LOGE("pid %d, tid %d entry not found", getpid(),

                         static_cast<int>(android::base::GetThreadId()));

    return;

  }