aboutsummaryrefslogtreecommitdiffstats
path: root/main/lock.c
diff options
context:
space:
mode:
Diffstat (limited to 'main/lock.c')
-rw-r--r--main/lock.c847
1 files changed, 0 insertions, 847 deletions
diff --git a/main/lock.c b/main/lock.c
deleted file mode 100644
index 49fab1b78..000000000
--- a/main/lock.c
+++ /dev/null
@@ -1,847 +0,0 @@
-/*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 1999 - 2010, Digium, Inc.
- *
- * Mark Spencer <markster@digium.com>
- *
- * See http://www.asterisk.org for more information about
- * the Asterisk project. Please do not directly contact
- * any of the maintainers of this project for assistance;
- * the project provides a web site, mailing lists and IRC
- * channels for your use.
- *
- * This program is free software, distributed under the terms of
- * the GNU General Public License Version 2. See the LICENSE file
- * at the top of the source tree.
- */
-
-/*! \file
- *
- * \brief General Asterisk locking.
- */
-
-#include "asterisk.h"
-
-ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
-
-#include "asterisk/lock.h"
-
-#define ROFFSET ((t->reentrancy > 0) ? (t->reentrancy-1) : 0)
-
-/* Allow direct use of pthread_mutex_* / pthread_cond_* */
-#undef pthread_mutex_init
-#undef pthread_mutex_destroy
-#undef pthread_mutex_lock
-#undef pthread_mutex_trylock
-#undef pthread_mutex_unlock
-#undef pthread_cond_init
-#undef pthread_cond_signal
-#undef pthread_cond_broadcast
-#undef pthread_cond_destroy
-#undef pthread_cond_wait
-#undef pthread_cond_timedwait
-
-int __ast_pthread_mutex_init(int track, const char *filename, int lineno, const char *func,
- const char *mutex_name, ast_mutex_t *t)
-{
- int res;
- pthread_mutexattr_t attr;
-
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- if ((t->mutex) != ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
-/*
- int canlog = strcmp(filename, "logger.c") & track;
- __ast_mutex_logger("%s line %d (%s): NOTICE: mutex '%s' is already initialized.\n",
- filename, lineno, func, mutex_name);
- DO_THREAD_CRASH;
-*/
- return 0;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_reentrancy_init(t);
- t->track = track;
-#endif /* DEBUG_THREADS */
-
- pthread_mutexattr_init(&attr);
- pthread_mutexattr_settype(&attr, AST_MUTEX_KIND);
-
- res = pthread_mutex_init(&t->mutex, &attr);
- pthread_mutexattr_destroy(&attr);
- return res;
-}
-
-int __ast_pthread_mutex_destroy(const char *filename, int lineno, const char *func,
- const char *mutex_name, ast_mutex_t *t)
-{
- int res;
-
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c") & t->track;
-
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- /* Don't try to uninitialize non initialized mutex
- * This may no effect on linux
- * And always ganerate core on *BSD with
- * linked libpthread
- * This not error condition if the mutex created on the fly.
- */
- __ast_mutex_logger("%s line %d (%s): NOTICE: mutex '%s' is uninitialized.\n",
- filename, lineno, func, mutex_name);
- return 0;
- }
-#endif
-
- res = pthread_mutex_trylock(&t->mutex);
- switch (res) {
- case 0:
- pthread_mutex_unlock(&t->mutex);
- break;
- case EINVAL:
- __ast_mutex_logger("%s line %d (%s): Error: attempt to destroy invalid mutex '%s'.\n",
- filename, lineno, func, mutex_name);
- break;
- case EBUSY:
- __ast_mutex_logger("%s line %d (%s): Error: attempt to destroy locked mutex '%s'.\n",
- filename, lineno, func, mutex_name);
- ast_reentrancy_lock(t);
- __ast_mutex_logger("%s line %d (%s): Error: '%s' was locked here.\n",
- t->file[ROFFSET], t->lineno[ROFFSET], t->func[ROFFSET], mutex_name);
- ast_reentrancy_unlock(t);
- break;
- }
-#endif /* DEBUG_THREADS */
-
- res = pthread_mutex_destroy(&t->mutex);
-
-#ifdef DEBUG_THREADS
- if (res)
- __ast_mutex_logger("%s line %d (%s): Error destroying mutex %s: %s\n",
- filename, lineno, func, mutex_name, strerror(res));
-#ifndef PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
- else
- t->mutex = PTHREAD_MUTEX_INIT_VALUE;
-#endif
- ast_reentrancy_lock(t);
- t->file[0] = filename;
- t->lineno[0] = lineno;
- t->func[0] = func;
- t->reentrancy = 0;
- t->thread[0] = 0;
- ast_reentrancy_unlock(t);
- delete_reentrancy_cs(t);
-#endif /* DEBUG_THREADS */
-
- return res;
-}
-
-int __ast_pthread_mutex_lock(const char *filename, int lineno, const char *func,
- const char* mutex_name, ast_mutex_t *t)
-{
- int res;
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c") & t->track;
-#if defined(AST_MUTEX_INIT_W_CONSTRUCTORS)
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- /* Don't warn abount uninitialized mutex.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_pthread_mutex_init(t->track, filename, lineno, func, mutex_name, t);
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized and unable to initialize.\n",
- filename, lineno, func, mutex_name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- if (t->track)
- ast_store_lock_info(AST_MUTEX, filename, lineno, func, mutex_name, &t->mutex);
-#endif /* DEBUG_THREADS */
-
-#ifdef DETECT_DEADLOCKS
-#ifdef DEBUG_THREADS
- {
- time_t seconds = time(NULL);
- time_t wait_time, reported_wait = 0;
- do {
-#ifdef HAVE_MTX_PROFILE
- ast_mark(mtx_prof, 1);
-#endif
- res = pthread_mutex_trylock(&t->mutex);
-#ifdef HAVE_MTX_PROFILE
- ast_mark(mtx_prof, 0);
-#endif
- if (res == EBUSY) {
- wait_time = time(NULL) - seconds;
- if (wait_time > reported_wait && (wait_time % 5) == 0) {
- __ast_mutex_logger("%s line %d (%s): Deadlock? waited %d sec for mutex '%s'?\n",
- filename, lineno, func, (int) wait_time, mutex_name);
- ast_reentrancy_lock(t);
- __ast_mutex_logger("%s line %d (%s): '%s' was locked here.\n",
- t->file[ROFFSET], t->lineno[ROFFSET],
- t->func[ROFFSET], mutex_name);
- ast_reentrancy_unlock(t);
- reported_wait = wait_time;
- }
- usleep(200);
- }
- } while (res == EBUSY);
- }
-#endif /* DEBUG_THREADS */
-#else /* !DETECT_DEADLOCKS */
-#ifdef HAVE_MTX_PROFILE
- ast_mark(mtx_prof, 1);
- res = pthread_mutex_trylock(&t->mutex);
- ast_mark(mtx_prof, 0);
- if (res)
-#endif
- res = pthread_mutex_lock(&t->mutex);
-#endif /* !DETECT_DEADLOCKS */
-
-#ifdef DEBUG_THREADS
- if (!res) {
- ast_reentrancy_lock(t);
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = filename;
- t->lineno[t->reentrancy] = lineno;
- t->func[t->reentrancy] = func;
- t->thread[t->reentrancy] = pthread_self();
- t->reentrancy++;
- } else {
- __ast_mutex_logger("%s line %d (%s): '%s' really deep reentrancy!\n",
- filename, lineno, func, mutex_name);
- }
- ast_reentrancy_unlock(t);
- if (t->track)
- ast_mark_lock_acquired(&t->mutex);
- } else {
- if (t->track)
- ast_remove_lock_info(&t->mutex);
- __ast_mutex_logger("%s line %d (%s): Error obtaining mutex: %s\n",
- filename, lineno, func, strerror(res));
- DO_THREAD_CRASH;
- }
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-int __ast_pthread_mutex_trylock(const char *filename, int lineno, const char *func,
- const char* mutex_name, ast_mutex_t *t)
-{
- int res;
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c") & t->track;
-
-#if defined(AST_MUTEX_INIT_W_CONSTRUCTORS)
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- /* Don't warn abount uninitialized mutex.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_pthread_mutex_init(t->track, filename, lineno, func, mutex_name, t);
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized and unable to initialize.\n",
- filename, lineno, func, mutex_name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- if (t->track)
- ast_store_lock_info(AST_MUTEX, filename, lineno, func, mutex_name, &t->mutex);
-#endif /* DEBUG_THREADS */
-
- res = pthread_mutex_trylock(&t->mutex);
-
-#ifdef DEBUG_THREADS
- if (!res) {
- ast_reentrancy_lock(t);
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = filename;
- t->lineno[t->reentrancy] = lineno;
- t->func[t->reentrancy] = func;
- t->thread[t->reentrancy] = pthread_self();
- t->reentrancy++;
- } else {
- __ast_mutex_logger("%s line %d (%s): '%s' really deep reentrancy!\n",
- filename, lineno, func, mutex_name);
- }
- ast_reentrancy_unlock(t);
- if (t->track)
- ast_mark_lock_acquired(&t->mutex);
- } else if (t->track) {
- ast_mark_lock_failed(&t->mutex);
- }
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-int __ast_pthread_mutex_unlock(const char *filename, int lineno, const char *func,
- const char *mutex_name, ast_mutex_t *t)
-{
- int res;
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c") & t->track;
-
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized.\n",
- filename, lineno, func, mutex_name);
- res = __ast_pthread_mutex_init(t->track, filename, lineno, func, mutex_name, t);
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized and unable to initialize.\n",
- filename, lineno, func, mutex_name);
- }
- return res;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_reentrancy_lock(t);
- if (t->reentrancy && (t->thread[ROFFSET] != pthread_self())) {
- __ast_mutex_logger("%s line %d (%s): attempted unlock mutex '%s' without owning it!\n",
- filename, lineno, func, mutex_name);
- __ast_mutex_logger("%s line %d (%s): '%s' was locked here.\n",
- t->file[ROFFSET], t->lineno[ROFFSET], t->func[ROFFSET], mutex_name);
- DO_THREAD_CRASH;
- }
-
- if (--t->reentrancy < 0) {
- __ast_mutex_logger("%s line %d (%s): mutex '%s' freed more times than we've locked!\n",
- filename, lineno, func, mutex_name);
- t->reentrancy = 0;
- }
-
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = NULL;
- t->lineno[t->reentrancy] = 0;
- t->func[t->reentrancy] = NULL;
- t->thread[t->reentrancy] = 0;
- }
- ast_reentrancy_unlock(t);
-
- if (t->track)
- ast_remove_lock_info(&t->mutex);
-#endif /* DEBUG_THREADS */
-
- res = pthread_mutex_unlock(&t->mutex);
-
-#ifdef DEBUG_THREADS
- if (res) {
- __ast_mutex_logger("%s line %d (%s): Error releasing mutex: %s\n",
- filename, lineno, func, strerror(res));
- DO_THREAD_CRASH;
- }
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-int __ast_cond_init(const char *filename, int lineno, const char *func,
- const char *cond_name, ast_cond_t *cond, pthread_condattr_t *cond_attr)
-{
- return pthread_cond_init(cond, cond_attr);
-}
-
-int __ast_cond_signal(const char *filename, int lineno, const char *func,
- const char *cond_name, ast_cond_t *cond)
-{
- return pthread_cond_signal(cond);
-}
-
-int __ast_cond_broadcast(const char *filename, int lineno, const char *func,
- const char *cond_name, ast_cond_t *cond)
-{
- return pthread_cond_broadcast(cond);
-}
-
-int __ast_cond_destroy(const char *filename, int lineno, const char *func,
- const char *cond_name, ast_cond_t *cond)
-{
- return pthread_cond_destroy(cond);
-}
-
-int __ast_cond_wait(const char *filename, int lineno, const char *func,
- const char *cond_name, const char *mutex_name,
- ast_cond_t *cond, ast_mutex_t *t)
-{
- int res;
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c") & t->track;
-
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized.\n",
- filename, lineno, func, mutex_name);
- res = __ast_pthread_mutex_init(t->track, filename, lineno, func, mutex_name, t);
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized and unable to initialize.\n",
- filename, lineno, func, mutex_name);
- }
- return res;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_reentrancy_lock(t);
- if (t->reentrancy && (t->thread[ROFFSET] != pthread_self())) {
- __ast_mutex_logger("%s line %d (%s): attempted unlock mutex '%s' without owning it!\n",
- filename, lineno, func, mutex_name);
- __ast_mutex_logger("%s line %d (%s): '%s' was locked here.\n",
- t->file[ROFFSET], t->lineno[ROFFSET], t->func[ROFFSET], mutex_name);
- DO_THREAD_CRASH;
- }
-
- if (--t->reentrancy < 0) {
- __ast_mutex_logger("%s line %d (%s): mutex '%s' freed more times than we've locked!\n",
- filename, lineno, func, mutex_name);
- t->reentrancy = 0;
- }
-
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = NULL;
- t->lineno[t->reentrancy] = 0;
- t->func[t->reentrancy] = NULL;
- t->thread[t->reentrancy] = 0;
- }
- ast_reentrancy_unlock(t);
-
- if (t->track)
- ast_remove_lock_info(&t->mutex);
-#endif /* DEBUG_THREADS */
-
- res = pthread_cond_wait(cond, &t->mutex);
-
-#ifdef DEBUG_THREADS
- if (res) {
- __ast_mutex_logger("%s line %d (%s): Error waiting on condition mutex '%s'\n",
- filename, lineno, func, strerror(res));
- DO_THREAD_CRASH;
- } else {
- ast_reentrancy_lock(t);
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = filename;
- t->lineno[t->reentrancy] = lineno;
- t->func[t->reentrancy] = func;
- t->thread[t->reentrancy] = pthread_self();
- t->reentrancy++;
- } else {
- __ast_mutex_logger("%s line %d (%s): '%s' really deep reentrancy!\n",
- filename, lineno, func, mutex_name);
- }
- ast_reentrancy_unlock(t);
-
- if (t->track)
- ast_store_lock_info(AST_MUTEX, filename, lineno, func, mutex_name, &t->mutex);
- }
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-int __ast_cond_timedwait(const char *filename, int lineno, const char *func,
- const char *cond_name, const char *mutex_name, ast_cond_t *cond,
- ast_mutex_t *t, const struct timespec *abstime)
-{
- int res;
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c") & t->track;
-
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized.\n",
- filename, lineno, func, mutex_name);
- res = __ast_pthread_mutex_init(t->track, filename, lineno, func, mutex_name, t);
- if ((t->mutex) == ((pthread_mutex_t) PTHREAD_MUTEX_INITIALIZER)) {
- __ast_mutex_logger("%s line %d (%s): Error: mutex '%s' is uninitialized and unable to initialize.\n",
- filename, lineno, func, mutex_name);
- }
- return res;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_reentrancy_lock(t);
- if (t->reentrancy && (t->thread[ROFFSET] != pthread_self())) {
- __ast_mutex_logger("%s line %d (%s): attempted unlock mutex '%s' without owning it!\n",
- filename, lineno, func, mutex_name);
- __ast_mutex_logger("%s line %d (%s): '%s' was locked here.\n",
- t->file[ROFFSET], t->lineno[ROFFSET], t->func[ROFFSET], mutex_name);
- DO_THREAD_CRASH;
- }
-
- if (--t->reentrancy < 0) {
- __ast_mutex_logger("%s line %d (%s): mutex '%s' freed more times than we've locked!\n",
- filename, lineno, func, mutex_name);
- t->reentrancy = 0;
- }
-
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = NULL;
- t->lineno[t->reentrancy] = 0;
- t->func[t->reentrancy] = NULL;
- t->thread[t->reentrancy] = 0;
- }
- ast_reentrancy_unlock(t);
-
- if (t->track)
- ast_remove_lock_info(&t->mutex);
-#endif /* DEBUG_THREADS */
-
- res = pthread_cond_timedwait(cond, &t->mutex, abstime);
-
-#ifdef DEBUG_THREADS
- if (res && (res != ETIMEDOUT)) {
- __ast_mutex_logger("%s line %d (%s): Error waiting on condition mutex '%s'\n",
- filename, lineno, func, strerror(res));
- DO_THREAD_CRASH;
- } else {
- ast_reentrancy_lock(t);
- if (t->reentrancy < AST_MAX_REENTRANCY) {
- t->file[t->reentrancy] = filename;
- t->lineno[t->reentrancy] = lineno;
- t->func[t->reentrancy] = func;
- t->thread[t->reentrancy] = pthread_self();
- t->reentrancy++;
- } else {
- __ast_mutex_logger("%s line %d (%s): '%s' really deep reentrancy!\n",
- filename, lineno, func, mutex_name);
- }
- ast_reentrancy_unlock(t);
-
- if (t->track)
- ast_store_lock_info(AST_MUTEX, filename, lineno, func, mutex_name, &t->mutex);
- }
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-
-
-int __ast_rwlock_init(const char *filename, int lineno, const char *func, const char *rwlock_name, ast_rwlock_t *prwlock)
-{
- int res;
- pthread_rwlockattr_t attr;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(filename, "logger.c");
-
- if (*prwlock != ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Warning: rwlock '%s' is already initialized.\n",
- filename, lineno, func, rwlock_name);
- return 0;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-#endif /* DEBUG_THREADS */
- pthread_rwlockattr_init(&attr);
-
-#ifdef HAVE_PTHREAD_RWLOCK_PREFER_WRITER_NP
- pthread_rwlockattr_setkind_np(&attr, PTHREAD_RWLOCK_PREFER_WRITER_NP);
-#endif
-
- res = pthread_rwlock_init(prwlock, &attr);
- pthread_rwlockattr_destroy(&attr);
- return res;
-}
-
-int __ast_rwlock_destroy(const char *filename, int lineno, const char *func, const char *rwlock_name, ast_rwlock_t *prwlock)
-{
- int res;
-#ifdef DEBUG_THREADS
- int canlog = strcmp(filename, "logger.c");
-
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- if (*prwlock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Warning: rwlock '%s' is uninitialized.\n",
- filename, lineno, func, rwlock_name);
- return 0;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-#endif /* DEBUG_THREADS */
-
- res = pthread_rwlock_destroy(prwlock);
-
-#ifdef DEBUG_THREADS
- if (res) {
- __ast_mutex_logger("%s line %d (%s): Error destroying rwlock %s: %s\n",
- filename, lineno, func, rwlock_name, strerror(res));
- }
-#endif /* DEBUG_THREADS */
-
- return res;
-}
-
-int __ast_rwlock_rdlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- /* Don't warn abount uninitialized lock.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_store_lock_info(AST_RDLOCK, file, line, func, name, lock);
-#endif /* DEBUG_THREADS */
-
- res = pthread_rwlock_rdlock(lock);
-
-#ifdef DEBUG_THREADS
- if (!res)
- ast_mark_lock_acquired(lock);
- else
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-int __ast_rwlock_wrlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- /* Don't warn abount uninitialized lock.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_store_lock_info(AST_WRLOCK, file, line, func, name, lock);
-#endif /* DEBUG_THREADS */
-
- res = pthread_rwlock_wrlock(lock);
-
-#ifdef DEBUG_THREADS
- if (!res)
- ast_mark_lock_acquired(lock);
- else
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
-
- return res;
-}
-
-int __ast_rwlock_tryrdlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- /* Don't warn abount uninitialized lock.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_store_lock_info(AST_RDLOCK, file, line, func, name, lock);
-#endif /* DEBUG_THREADS */
-
- res = pthread_rwlock_tryrdlock(lock);
-
-#ifdef DEBUG_THREADS
- if (!res)
- ast_mark_lock_acquired(lock);
- else
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
-
- return res;
-}
-
-int __ast_rwlock_trywrlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- /* Don't warn abount uninitialized lock.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_store_lock_info(AST_WRLOCK, file, line, func, name, lock);
-#endif /* DEBUG_THREADS */
-
- res = pthread_rwlock_trywrlock(lock);
-
-#ifdef DEBUG_THREADS
- if (!res)
- ast_mark_lock_acquired(lock);
- else
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
-
- return res;
-}
-
-int __ast_rwlock_unlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Warning: rwlock '%s' is uninitialized.\n",
- file, line, func, name);
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- }
- return res;
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-#endif /* DEBUG_THREADS */
-
- res = pthread_rwlock_unlock(lock);
-
-#ifdef DEBUG_THREADS
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
- return res;
-}
-
-int __ast_rwlock_timedrdlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock, const struct timespec *abs_timeout)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- /* Don't warn abount uninitialized lock.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_store_lock_info(AST_RDLOCK, file, line, func, name, lock);
-#endif /* DEBUG_THREADS */
-
-#ifdef HAVE_PTHREAD_RWLOCK_TIMEDWRLOCK
- res = pthread_rwlock_timedrdlock(lock, abs_timeout);
-#else
- do {
- struct timeval _start = ast_tvnow(), _diff;
- for (;;) {
- if (!(res = pthread_rwlock_tryrdlock(lock))) {
- break;
- }
- _diff = ast_tvsub(ast_tvnow(), _start);
- if (_diff.tv_sec > abs_timeout->tv_sec || (_diff.tv_sec == abs_timeout->tv_sec && _diff.tv_usec * 1000 > abs_timeout->tv_nsec)) {
- break;
- }
- usleep(1);
- }
- } while (0);
-#endif
-
-#ifdef DEBUG_THREADS
- if (!res)
- ast_mark_lock_acquired(lock);
- else
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
-
- return res;
-}
-
-int __ast_rwlock_timedwrlock(const char *file, int line, const char *func, const char *name, ast_rwlock_t *lock, const struct timespec *abs_timeout)
-{
- int res;
-#ifdef DEBUG_THREADS
-#ifdef AST_MUTEX_INIT_W_CONSTRUCTORS
- int canlog = strcmp(file, "logger.c");
-
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- /* Don't warn abount uninitialized lock.
- * Simple try to initialize it.
- * May be not needed in linux system.
- */
- res = __ast_rwlock_init(file, line, func, name, lock);
- if (*lock == ((ast_rwlock_t) AST_RWLOCK_INIT_VALUE)) {
- __ast_mutex_logger("%s line %d (%s): Error: rwlock '%s' is uninitialized and unable to initialize.\n",
- file, line, func, name);
- return res;
- }
- }
-#endif /* AST_MUTEX_INIT_W_CONSTRUCTORS */
-
- ast_store_lock_info(AST_WRLOCK, file, line, func, name, lock);
-#endif /* DEBUG_THREADS */
-
-#ifdef HAVE_PTHREAD_RWLOCK_TIMEDWRLOCK
- res = pthread_rwlock_timedwrlock(lock, abs_timeout);
-#else
- do {
- struct timeval _start = ast_tvnow(), _diff;
- for (;;) {
- if (!(res = pthread_rwlock_trywrlock(lock))) {
- break;
- }
- _diff = ast_tvsub(ast_tvnow(), _start);
- if (_diff.tv_sec > abs_timeout->tv_sec || (_diff.tv_sec == abs_timeout->tv_sec && _diff.tv_usec * 1000 > abs_timeout->tv_nsec)) {
- break;
- }
- usleep(1);
- }
- } while (0);
-#endif
-
-#ifdef DEBUG_THREADS
- if (!res)
- ast_mark_lock_acquired(lock);
- else
- ast_remove_lock_info(lock);
-#endif /* DEBUG_THREADS */
-
- return res;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-01 01:34:26 +0000