frontend/3ds/pthread.h

   1
   2 #ifndef _3DS_PTHREAD_WRAP__
   3 #define _3DS_PTHREAD_WRAP__
   4
   5 #include "3ds.h"
   6 #include "stdlib.h"
   7 #include "string.h"
   8 #include "stdio.h"
   9
  10
  11 #define CTR_PTHREAD_STACK_SIZE 0x10000
  12
  13 typedef struct
  14 {
  15    Handle handle;
  16    u32* stack;
  17 }pthread_t;
  18 typedef int pthread_attr_t;
  19
  20 //#ifndef DEBUG_HOLD
  21 //#include "stdio.h"
  22 //void wait_for_input(void);
  23
  24 //#define DEBUG_HOLD() do{printf("%s@%s:%d.\n",__FUNCTION__, __FILE__, __LINE__);fflush(stdout);wait_for_input();}while(0)
  25 //#endif
  26
  27 static inline int pthread_create(pthread_t *thread,
  28       const pthread_attr_t *attr, void *(*start_routine)(void*), void *arg)
  29 {
  30
  31 //   DEBUG_HOLD();
  32
  33    thread->stack =  linearMemAlign(CTR_PTHREAD_STACK_SIZE, 8);
  34
  35    svcCreateThread(&thread->handle, (ThreadFunc)start_routine,arg,
  36                    (u32*)((u32)thread->stack + CTR_PTHREAD_STACK_SIZE),
  37                    0x25, 1);
  38
  39    return 1;
  40 }
  41
  42
  43 static inline int pthread_join(pthread_t thread, void **retval)
  44 {
  45    (void)retval;
  46
  47 //   DEBUG_HOLD();
  48    if(svcWaitSynchronization(thread.handle, INT64_MAX))
  49       return -1;
  50
  51    linearFree(thread.stack);
  52
  53    return 0;
  54 }
  55
  56
  57 static inline void pthread_exit(void *retval)
  58 {
  59    (void)retval;
  60
  61 //   DEBUG_HOLD();
  62    svcExitThread();
  63 }
  64
  65 //#undef DEBUG_HOLD
  66
  67 #endif //_3DS_PTHREAD_WRAP__
  68