Adding upstream version 1.65.7.

Signed-off-by: Daniel Baumann <daniel@debian.org>

pthread_all.go

@@ -0,0 +1,64 @@
+// Copyright 2021 The Libc Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !freebsd && !openbsd && !(linux && (amd64 || arm64 || loong64 || ppc64le || s390x || riscv64 || 386 || arm))
+
+package libc // import "modernc.org/libc"
+
+import (
+	"unsafe"
+
+	"modernc.org/libc/pthread"
+)
+
+type pthreadAttr struct {
+	detachState int32
+}
+
+// int pthread_attr_init(pthread_attr_t *attr);
+func Xpthread_attr_init(t *TLS, pAttr uintptr) int32 {
+	if __ccgo_strace {
+		trc("t=%v pAttr=%v, (%v:)", t, pAttr, origin(2))
+	}
+	*(*pthreadAttr)(unsafe.Pointer(pAttr)) = pthreadAttr{}
+	return 0
+}
+
+// The pthread_mutex_init() function shall initialize the mutex referenced by
+// mutex with attributes specified by attr. If attr is NULL, the default mutex
+// attributes are used; the effect shall be the same as passing the address of
+// a default mutex attributes object. Upon successful initialization, the state
+// of the mutex becomes initialized and unlocked.
+//
+// If successful, the pthread_mutex_destroy() and pthread_mutex_init()
+// functions shall return zero; otherwise, an error number shall be returned to
+// indicate the error.
+//
+// int pthread_mutex_init(pthread_mutex_t *restrict mutex, const pthread_mutexattr_t *restrict attr);
+func Xpthread_mutex_init(t *TLS, pMutex, pAttr uintptr) int32 {
+	if __ccgo_strace {
+		trc("t=%v pAttr=%v, (%v:)", t, pAttr, origin(2))
+	}
+	typ := pthread.PTHREAD_MUTEX_DEFAULT
+	if pAttr != 0 {
+		typ = int(X__ccgo_pthreadMutexattrGettype(t, pAttr))
+	}
+	mutexesMu.Lock()
+
+	defer mutexesMu.Unlock()
+
+	mutexes[pMutex] = newMutex(typ)
+	return 0
+}
+
+func Xpthread_atfork(tls *TLS, prepare, parent, child uintptr) int32 {
+	// fork(2) not supported.
+	return 0
+}
+
+// int pthread_sigmask(int how, const sigset_t *restrict set, sigset_t *restrict old)
+func Xpthread_sigmask(tls *TLS, now int32, set, old uintptr) int32 {
+	// ignored
+	return 0
+}