diff options
Diffstat (limited to 'mach')
| -rw-r--r-- | mach/Makefile | 2 | ||||
| -rw-r--r-- | mach/mutex-solid.c | 27 |
2 files changed, 8 insertions, 21 deletions
diff --git a/mach/Makefile b/mach/Makefile index 3a7a8fe..509785c 100644 --- a/mach/Makefile +++ b/mach/Makefile @@ -28,7 +28,7 @@ headers = mach_init.h mach.h mach_error.h mach-shortcuts.h mach/mach_traps.h \ $(interface-headers) mach/mach.h mach/mig_support.h mach/error.h \ $(lock-headers) machine-sp.h distribute = thread_state.h -lock = spin-solid spin-lock mutex-solid +lock = spin-solid spin-lock mutex-init mutex-solid lock-headers = lock-intern.h machine-lock.h spin-lock.h routines = $(mach-syscalls) $(mach-shortcuts) \ mach_init mig_strncpy msg \ diff --git a/mach/mutex-solid.c b/mach/mutex-solid.c index aeaa269..db203d9 100644 --- a/mach/mutex-solid.c +++ b/mach/mutex-solid.c @@ -1,4 +1,5 @@ -/* Copyright (C) 1994 Free Software Foundation, Inc. +/* Stub versions of mutex_lock_solid/mutex_unlock_solid for no -lthreads. +Copyright (C) 1995 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -19,32 +20,18 @@ Cambridge, MA 02139, USA. */ #include <lock-intern.h> #include <cthreads.h> -/* If cthreads is linked in, it will define these variables with values - that point to its mutex functions. */ -void (*_cthread_mutex_lock_routine) (struct mutex *); -void (*_cthread_mutex_unlock_routine) (struct mutex *); +/* If cthreads is linked in, it will define these functions itself to do + real cthreads mutex locks. This file will only be linked in when + cthreads is not used, and `mutexes' are in fact just spin locks (and + some unused storage). */ void __mutex_lock_solid (void *lock) { - if (_cthread_mutex_lock_routine) - (*_cthread_mutex_lock_routine) (lock); - else - __spin_lock_solid (lock); + __spin_lock_solid (lock); } void __mutex_unlock_solid (void *lock) { - if (_cthread_mutex_unlock_routine) - (*_cthread_mutex_unlock_routine) (lock); -} - -void -__mutex_init (void *lock) -{ - /* This happens to be name space-safe because it is a macro. - It invokes only spin_lock_init, which is a macro for __spin_lock_init; - and cthread_queue_init, which is a macro for some simple code. */ - mutex_init ((struct mutex *) lock); } |