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-rw-r--r--libc/stdlib/malloc/free.c2
-rw-r--r--libc/stdlib/malloc/malloc.c8
-rw-r--r--libc/stdlib/malloc/malloc.h18
3 files changed, 15 insertions, 13 deletions
diff --git a/libc/stdlib/malloc/free.c b/libc/stdlib/malloc/free.c
index 298707cc4..5dd3a7625 100644
--- a/libc/stdlib/malloc/free.c
+++ b/libc/stdlib/malloc/free.c
@@ -30,7 +30,7 @@
static void
__free_to_heap (void *mem, struct heap_free_area **heap
#ifdef HEAP_USE_LOCKING
- , pthread_mutex_t *heap_lock
+ , malloc_mutex_t *heap_lock
#endif
)
{
diff --git a/libc/stdlib/malloc/malloc.c b/libc/stdlib/malloc/malloc.c
index 973f9d569..19877db89 100644
--- a/libc/stdlib/malloc/malloc.c
+++ b/libc/stdlib/malloc/malloc.c
@@ -28,12 +28,12 @@
HEAP_DECLARE_STATIC_FREE_AREA (initial_fa, 256);
struct heap_free_area *__malloc_heap = HEAP_INIT_WITH_FA (initial_fa);
#ifdef HEAP_USE_LOCKING
-pthread_mutex_t __malloc_heap_lock = PTHREAD_MUTEX_INITIALIZER;
+malloc_mutex_t __malloc_heap_lock = PTHREAD_MUTEX_INITIALIZER;
#endif
#if defined(MALLOC_USE_LOCKING) && defined(MALLOC_USE_SBRK)
/* A lock protecting our use of sbrk. */
-pthread_mutex_t __malloc_sbrk_lock;
+malloc_mutex_t __malloc_sbrk_lock;
#endif /* MALLOC_USE_LOCKING && MALLOC_USE_SBRK */
@@ -48,7 +48,7 @@ struct malloc_mmb *__malloc_mmapped_blocks = 0;
HEAP_DECLARE_STATIC_FREE_AREA (initial_mmb_fa, 48); /* enough for 3 mmbs */
struct heap_free_area *__malloc_mmb_heap = HEAP_INIT_WITH_FA (initial_mmb_fa);
#ifdef HEAP_USE_LOCKING
-pthread_mutex_t __malloc_mmb_heap_lock = PTHREAD_MUTEX_INITIALIZER;
+malloc_mutex_t __malloc_mmb_heap_lock = PTHREAD_MUTEX_INITIALIZER;
#endif
#endif /* __UCLIBC_UCLINUX_BROKEN_MUNMAP__ */
@@ -61,7 +61,7 @@ pthread_mutex_t __malloc_mmb_heap_lock = PTHREAD_MUTEX_INITIALIZER;
static void *
__malloc_from_heap (size_t size, struct heap_free_area **heap
#ifdef HEAP_USE_LOCKING
- , pthread_mutex_t *heap_lock
+ , malloc_mutex_t *heap_lock
#endif
)
{
diff --git a/libc/stdlib/malloc/malloc.h b/libc/stdlib/malloc/malloc.h
index 609b89748..2afc3a805 100644
--- a/libc/stdlib/malloc/malloc.h
+++ b/libc/stdlib/malloc/malloc.h
@@ -130,21 +130,24 @@ extern int __malloc_mmb_debug;
/* Locking for multithreaded apps. */
-#if defined __UCLIBC_HAS_THREADS__ && defined __LINUXTHREADS_OLD__
+#ifdef __UCLIBC_HAS_THREADS__
# include <pthread.h>
# include <bits/uClibc_pthread.h>
# define MALLOC_USE_LOCKING
+typedef pthread_mutex_t malloc_mutex_t;
+# define MALLOC_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
+
# ifdef MALLOC_USE_SBRK
/* This lock is used to serialize uses of the `sbrk' function (in both
malloc and free, sbrk may be used several times in succession, and
things will break if these multiple calls are interleaved with another
thread's use of sbrk!). */
-__UCLIBC_MUTEX_EXTERN(__malloc_sbrk_lock);
-# define __malloc_lock_sbrk() __UCLIBC_MUTEX_LOCK(__malloc_sbrk_lock)
-# define __malloc_unlock_sbrk() __UCLIBC_MUTEX_UNLOCK(__malloc_sbrk_lock)
+extern malloc_mutex_t __malloc_sbrk_lock;
+# define __malloc_lock_sbrk() __pthread_mutex_lock (&__malloc_sbrk_lock)
+# define __malloc_unlock_sbrk() __pthread_mutex_unlock (&__malloc_sbrk_lock)
# endif /* MALLOC_USE_SBRK */
#else /* !__UCLIBC_HAS_THREADS__ */
@@ -219,10 +222,9 @@ extern void __malloc_debug_printf (int indent, const char *fmt, ...);
/* The malloc heap. */
extern struct heap_free_area *__malloc_heap;
-#if defined __UCLIBC_HAS_THREADS__
-#include <bits/uClibc_mutex.h>
-__UCLIBC_MUTEX_EXTERN(__malloc_heap_lock);
+#ifdef __UCLIBC_HAS_THREADS__
+extern malloc_mutex_t __malloc_heap_lock;
#ifdef __UCLIBC_UCLINUX_BROKEN_MUNMAP__
-__UCLIBC_MUTEX_EXTERN(__malloc_mmb_heap_lock);
+extern malloc_mutex_t __malloc_mmb_heap_lock;
#endif
#endif