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Pull up following revision(s) (requested by uwe in ticket #1584): 

lib/libc/thread-stub/thread-stub.c: revision 1.31

change libc sched_yield() stub to actually still call the syscall
instead of doing nothing when app is not linked with pthread; this matches
other systems

suggested by Mateusz Guzik in:
http://mail-index.netbsd.org/tech-kern/2020/07/19/msg026620.html
This commit is contained in:
martin 2023-02-04 16:19:20 +00:00
parent 05f89282f6
commit 15ad984ba1
1 changed files with 6 additions and 5 deletions
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11
lib/libc/thread-stub/thread-stub.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: thread-stub.c,v 1.29.2.1 2023/02/04 14:41:39 martin Exp $ */
/* $NetBSD: thread-stub.c,v 1.29.2.2 2023/02/04 16:19:20 martin Exp $ */
/*-
* Copyright (c) 2003, 2009 The NetBSD Foundation, Inc.
@ -31,7 +31,7 @@
#include <sys/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: thread-stub.c,v 1.29.2.1 2023/02/04 14:41:39 martin Exp $");
__RCSID("$NetBSD: thread-stub.c,v 1.29.2.2 2023/02/04 16:19:20 martin Exp $");
#endif /* LIBC_SCCS and not lint */
/*
@ -394,12 +394,13 @@ __libc_thr_self_stub(void)
return ((thr_t) -1);
}
/* This is the strong symbol generated for sched_yield(2) via WSYSCALL() */
int _sys_sched_yield(void);
int
__libc_thr_yield_stub(void)
{
/* Nothing to do. */
return (0);
return _sys_sched_yield();
}
int