Merge branch 'rightlib' into mergelibs-241019-1758

1 files changed, 60 insertions, 0 deletions

diff --git a/contrib/libs/c-ares/src/lib/util/ares_threads.h b/contrib/libs/c-ares/src/lib/util/ares_threads.h
new file mode 100644
index 0000000000..95c543e6e9
--- /dev/null
+++ b/contrib/libs/c-ares/src/lib/util/ares_threads.h
@@ -0,0 +1,60 @@
+/* MIT License
+ *
+ * Copyright (c) 2023 Brad House
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * SPDX-License-Identifier: MIT
+ */
+#ifndef __ARES__THREADS_H
+#define __ARES__THREADS_H
+
+struct ares_thread_mutex;
+typedef struct ares_thread_mutex ares_thread_mutex_t;
+
+ares_thread_mutex_t             *ares_thread_mutex_create(void);
+void ares_thread_mutex_destroy(ares_thread_mutex_t *mut);
+void ares_thread_mutex_lock(ares_thread_mutex_t *mut);
+void ares_thread_mutex_unlock(ares_thread_mutex_t *mut);
+
+
+struct ares_thread_cond;
+typedef struct ares_thread_cond ares_thread_cond_t;
+
+ares_thread_cond_t             *ares_thread_cond_create(void);
+void          ares_thread_cond_destroy(ares_thread_cond_t *cond);
+void          ares_thread_cond_signal(ares_thread_cond_t *cond);
+void          ares_thread_cond_broadcast(ares_thread_cond_t *cond);
+ares_status_t ares_thread_cond_wait(ares_thread_cond_t  *cond,
+                                    ares_thread_mutex_t *mut);
+ares_status_t ares_thread_cond_timedwait(ares_thread_cond_t  *cond,
+                                         ares_thread_mutex_t *mut,
+                                         unsigned long        timeout_ms);
+
+
+struct ares_thread;
+typedef struct ares_thread ares_thread_t;
+
+typedef void *(*ares_thread_func_t)(void *arg);
+ares_status_t ares_thread_create(ares_thread_t    **thread,
+                                 ares_thread_func_t func, void *arg);
+ares_status_t ares_thread_join(ares_thread_t *thread, void **rv);
+
+#endif