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-rw-r--r--memory/jemalloc/src/src/mutex.c158
1 files changed, 0 insertions, 158 deletions
diff --git a/memory/jemalloc/src/src/mutex.c b/memory/jemalloc/src/src/mutex.c
deleted file mode 100644
index 6333e73d6..000000000
--- a/memory/jemalloc/src/src/mutex.c
+++ /dev/null
@@ -1,158 +0,0 @@
-#define JEMALLOC_MUTEX_C_
-#include "jemalloc/internal/jemalloc_internal.h"
-
-#if defined(JEMALLOC_LAZY_LOCK) && !defined(_WIN32)
-#include <dlfcn.h>
-#endif
-
-#ifndef _CRT_SPINCOUNT
-#define _CRT_SPINCOUNT 4000
-#endif
-
-/******************************************************************************/
-/* Data. */
-
-#ifdef JEMALLOC_LAZY_LOCK
-bool isthreaded = false;
-#endif
-#ifdef JEMALLOC_MUTEX_INIT_CB
-static bool postpone_init = true;
-static malloc_mutex_t *postponed_mutexes = NULL;
-#endif
-
-#if defined(JEMALLOC_LAZY_LOCK) && !defined(_WIN32)
-static void pthread_create_once(void);
-#endif
-
-/******************************************************************************/
-/*
- * We intercept pthread_create() calls in order to toggle isthreaded if the
- * process goes multi-threaded.
- */
-
-#if defined(JEMALLOC_LAZY_LOCK) && !defined(_WIN32)
-static int (*pthread_create_fptr)(pthread_t *__restrict, const pthread_attr_t *,
- void *(*)(void *), void *__restrict);
-
-static void
-pthread_create_once(void)
-{
-
- pthread_create_fptr = dlsym(RTLD_NEXT, "pthread_create");
- if (pthread_create_fptr == NULL) {
- malloc_write("<jemalloc>: Error in dlsym(RTLD_NEXT, "
- "\"pthread_create\")\n");
- abort();
- }
-
- isthreaded = true;
-}
-
-JEMALLOC_EXPORT int
-pthread_create(pthread_t *__restrict thread,
- const pthread_attr_t *__restrict attr, void *(*start_routine)(void *),
- void *__restrict arg)
-{
- static pthread_once_t once_control = PTHREAD_ONCE_INIT;
-
- pthread_once(&once_control, pthread_create_once);
-
- return (pthread_create_fptr(thread, attr, start_routine, arg));
-}
-#endif
-
-/******************************************************************************/
-
-#ifdef JEMALLOC_MUTEX_INIT_CB
-JEMALLOC_EXPORT int _pthread_mutex_init_calloc_cb(pthread_mutex_t *mutex,
- void *(calloc_cb)(size_t, size_t));
-#endif
-
-bool
-malloc_mutex_init(malloc_mutex_t *mutex, const char *name, witness_rank_t rank)
-{
-
-#ifdef _WIN32
-# if _WIN32_WINNT >= 0x0600
- InitializeSRWLock(&mutex->lock);
-# else
- if (!InitializeCriticalSectionAndSpinCount(&mutex->lock,
- _CRT_SPINCOUNT))
- return (true);
-# endif
-#elif (defined(JEMALLOC_OS_UNFAIR_LOCK))
- mutex->lock = OS_UNFAIR_LOCK_INIT;
-#elif (defined(JEMALLOC_OSSPIN))
- mutex->lock = 0;
-#elif (defined(JEMALLOC_MUTEX_INIT_CB))
- if (postpone_init) {
- mutex->postponed_next = postponed_mutexes;
- postponed_mutexes = mutex;
- } else {
- if (_pthread_mutex_init_calloc_cb(&mutex->lock,
- bootstrap_calloc) != 0)
- return (true);
- }
-#else
- pthread_mutexattr_t attr;
-
- if (pthread_mutexattr_init(&attr) != 0)
- return (true);
- pthread_mutexattr_settype(&attr, MALLOC_MUTEX_TYPE);
- if (pthread_mutex_init(&mutex->lock, &attr) != 0) {
- pthread_mutexattr_destroy(&attr);
- return (true);
- }
- pthread_mutexattr_destroy(&attr);
-#endif
- if (config_debug)
- witness_init(&mutex->witness, name, rank, NULL);
- return (false);
-}
-
-void
-malloc_mutex_prefork(tsdn_t *tsdn, malloc_mutex_t *mutex)
-{
-
- malloc_mutex_lock(tsdn, mutex);
-}
-
-void
-malloc_mutex_postfork_parent(tsdn_t *tsdn, malloc_mutex_t *mutex)
-{
-
- malloc_mutex_unlock(tsdn, mutex);
-}
-
-void
-malloc_mutex_postfork_child(tsdn_t *tsdn, malloc_mutex_t *mutex)
-{
-
-#ifdef JEMALLOC_MUTEX_INIT_CB
- malloc_mutex_unlock(tsdn, mutex);
-#else
- if (malloc_mutex_init(mutex, mutex->witness.name,
- mutex->witness.rank)) {
- malloc_printf("<jemalloc>: Error re-initializing mutex in "
- "child\n");
- if (opt_abort)
- abort();
- }
-#endif
-}
-
-bool
-malloc_mutex_boot(void)
-{
-
-#ifdef JEMALLOC_MUTEX_INIT_CB
- postpone_init = false;
- while (postponed_mutexes != NULL) {
- if (_pthread_mutex_init_calloc_cb(&postponed_mutexes->lock,
- bootstrap_calloc) != 0)
- return (true);
- postponed_mutexes = postponed_mutexes->postponed_next;
- }
-#endif
- return (false);
-}