diff options
Diffstat (limited to 'malloc/malloc.c')
| -rw-r--r-- | malloc/malloc.c | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/malloc/malloc.c b/malloc/malloc.c index 78e6b399b2..4306a0a12f 100644 --- a/malloc/malloc.c +++ b/malloc/malloc.c @@ -1195,11 +1195,13 @@ static Void_t* realloc_check(Void_t* oldmem, size_t bytes, const Void_t *caller); static Void_t* memalign_check(size_t alignment, size_t bytes, const Void_t *caller); +#ifndef NO_THREADS static Void_t* malloc_starter(size_t sz, const Void_t *caller); static void free_starter(Void_t* mem, const Void_t *caller); static Void_t* malloc_atfork(size_t sz, const Void_t *caller); static void free_atfork(Void_t* mem, const Void_t *caller); #endif +#endif #else @@ -1216,11 +1218,13 @@ static Void_t* malloc_check(); static void free_check(); static Void_t* realloc_check(); static Void_t* memalign_check(); +#ifndef NO_THREADS static Void_t* malloc_starter(); static void free_starter(); static Void_t* malloc_atfork(); static void free_atfork(); #endif +#endif #endif @@ -1533,6 +1537,8 @@ static unsigned long max_mmapped_mem = 0; int __malloc_initialized = -1; +#ifndef NO_THREADS + /* The following two functions are registered via thread_atfork() to make sure that the mutexes remain in a consistent state in the fork()ed version of a thread. Also adapt the malloc and free hooks @@ -1605,6 +1611,8 @@ ptmalloc_init_all __MALLOC_P((void)) (void)mutex_init(&list_lock); } +#endif + /* Initialization routine. */ #if defined(_LIBC) #if 0 @@ -1624,6 +1632,7 @@ ptmalloc_init __MALLOC_P((void)) if(__malloc_initialized >= 0) return; __malloc_initialized = 0; +#ifndef NO_THREADS #if defined _LIBC || defined MALLOC_HOOKS /* With some threads implementations, creating thread-specific data or initializing a mutex may call malloc() itself. Provide a @@ -1633,18 +1642,17 @@ ptmalloc_init __MALLOC_P((void)) __malloc_hook = malloc_starter; __free_hook = free_starter; #endif -#if defined _LIBC && !defined NO_THREADS +#ifdef _LIBC /* Initialize the pthreads interface. */ if (__pthread_initialize != NULL) __pthread_initialize(); #endif -#ifndef NO_THREADS mutex_init(&main_arena.mutex); mutex_init(&list_lock); tsd_key_create(&arena_key, NULL); tsd_setspecific(arena_key, (Void_t *)&main_arena); thread_atfork(ptmalloc_lock_all, ptmalloc_unlock_all, ptmalloc_init_all); -#endif +#endif /* !defined NO_THREADS */ #if defined _LIBC || defined MALLOC_HOOKS if((s = getenv("MALLOC_TRIM_THRESHOLD_"))) mALLOPt(M_TRIM_THRESHOLD, atoi(s)); @@ -1655,8 +1663,10 @@ ptmalloc_init __MALLOC_P((void)) if((s = getenv("MALLOC_MMAP_MAX_"))) mALLOPt(M_MMAP_MAX, atoi(s)); s = getenv("MALLOC_CHECK_"); +#ifndef NO_THREADS __malloc_hook = save_malloc_hook; __free_hook = save_free_hook; +#endif if(s) { if(s[0]) mALLOPt(M_CHECK_ACTION, (int)(s[0] - '0')); __malloc_check_init(); @@ -4431,6 +4441,8 @@ memalign_check(alignment, bytes, caller) return chunk2mem_check(p, bytes); } +#ifndef NO_THREADS + /* The following hooks are used when the global initialization in ptmalloc_init() hasn't completed yet. */ @@ -4525,6 +4537,8 @@ free_atfork(mem, caller) Void_t* mem; const Void_t *caller; (void)mutex_unlock(&ar_ptr->mutex); } +#endif + #endif /* defined _LIBC || defined MALLOC_HOOKS */ |