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Commit a168df35 authored by Aditya Kumar's avatar Aditya Kumar Committed by Automerger Merge Worker
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Merge "Fix type of android_thread_func typedef" into main am: c908a970 am: 64772590 

Original change: https://android-review.googlesource.com/c/platform/system/core/+/3257312



Change-Id: I82c87d9b6b001f54d34bb64c804bcbb996a32ebb
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 8490b3f0 64772590

libutils/Threads.cpp

+21 −2
Original line number Diff line number Diff line
@@ -60,7 +60,7 @@ using namespace android; 
 * We create it "detached", so it cleans up after itself.

 */



typedef void* (*android_pthread_entry)(void*);

typedef int (*android_pthread_entry)(void*);



#if defined(__ANDROID__)

struct thread_data_t {
@@ -88,6 +88,20 @@ struct thread_data_t { 
};

#endif



// Adapted from bionic's implmenetation of trampoline to make C11 thrd_create

// work with pthread_create.

struct libutil_thread_data {

  android_pthread_entry _Nonnull entry_func;

  void* _Nullable entry_func_arg;

};



static void* _Nonnull libutil_thread_trampoline(void* _Nonnull arg) {

  libutil_thread_data *data_ptr = static_cast<libutil_thread_data*>(arg);

  int result = data_ptr->entry_func(data_ptr->entry_func_arg);

  delete data_ptr;

  return reinterpret_cast<void*>(static_cast<uintptr_t>(result));

}



void androidSetThreadName(const char* name) {

#if defined(__linux__)

    // Mac OS doesn't have this, and we build libutil for the host too
@@ -145,8 +159,13 @@ int androidCreateRawThreadEtc(android_thread_func_t entryFunction, 


    errno = 0;

    pthread_t thread;



    libutil_thread_data* pthread_arg = new libutil_thread_data;

    pthread_arg->entry_func = entryFunction;

    pthread_arg->entry_func_arg = userData;



    int result = pthread_create(&thread, &attr,

                    (android_pthread_entry)entryFunction, userData);

                    libutil_thread_trampoline, pthread_arg);

    pthread_attr_destroy(&attr);

    if (result != 0) {

        ALOGE("androidCreateRawThreadEtc failed (entry=%p, res=%d, %s)\n"