From 5bab5f4cca3ff7179b406ce80ab6db4dc0a2b73f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Josef=20S=C3=B6ntgen?= <josef.soentgen@genode-labs.com>
Date: Mon, 18 Feb 2019 15:56:07 +0100
Subject: [PATCH] libc: extent vbox specific pthread_create API

Make it possible to adopt normal Genode::Threads for use within in a
pthread environment.

Issue #3164.
---
 repos/libports/lib/symbols/libc              |  1 +
 repos/libports/src/lib/libc/thread_create.cc | 12 ++++++++++++
 repos/libports/src/lib/libc/thread_create.h  |  2 ++
 3 files changed, 15 insertions(+)

diff --git a/repos/libports/lib/symbols/libc b/repos/libports/lib/symbols/libc
index b75d1d695..2df5d8ac2 100644
--- a/repos/libports/lib/symbols/libc
+++ b/repos/libports/lib/symbols/libc
@@ -948,6 +948,7 @@ _ZN16Pthread_registry6insertEP7pthread T
 _ZN16Pthread_registry6removeEP7pthread T
 _ZN16Pthread_registry8containsEP7pthread T
 _ZN4Libc14pthread_createEPP7pthreadPFPvS3_ES3_mPKcPN6Genode11Cpu_sessionENS8_8Affinity8LocationE T
+_ZN4Libc14pthread_createEPP7pthreadRN6Genode6ThreadE T
 
 #
 # Libc plugin interface
diff --git a/repos/libports/src/lib/libc/thread_create.cc b/repos/libports/src/lib/libc/thread_create.cc
index 305f9896f..f0f891670 100644
--- a/repos/libports/src/lib/libc/thread_create.cc
+++ b/repos/libports/src/lib/libc/thread_create.cc
@@ -37,6 +37,18 @@ int Libc::pthread_create(pthread_t *thread,
 }
 
 
+int Libc::pthread_create(pthread_t *thread, Genode::Thread &t)
+{
+		pthread_t thread_obj = new pthread(t);
+
+		if (!thread_obj)
+			return EAGAIN;
+
+		*thread = thread_obj;
+		return 0;
+}
+
+
 extern "C"
 {
 	int pthread_create(pthread_t *thread, const pthread_attr_t *attr,
diff --git a/repos/libports/src/lib/libc/thread_create.h b/repos/libports/src/lib/libc/thread_create.h
index 94027687c..3f7493d78 100644
--- a/repos/libports/src/lib/libc/thread_create.h
+++ b/repos/libports/src/lib/libc/thread_create.h
@@ -21,4 +21,6 @@ namespace Libc {
 	                   void *(*start_routine) (void *), void *arg,
 	                   size_t stack_size, char const * name,
 	                   Genode::Cpu_session * cpu, Genode::Affinity::Location location);
+
+	int pthread_create(pthread_t *, Genode::Thread &);
 }