diff options
Diffstat (limited to 'winsup/cygwin/exceptions.cc')
| -rw-r--r-- | winsup/cygwin/exceptions.cc | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/winsup/cygwin/exceptions.cc b/winsup/cygwin/exceptions.cc index bc6f6e6ed..cb2db165f 100644 --- a/winsup/cygwin/exceptions.cc +++ b/winsup/cygwin/exceptions.cc @@ -40,6 +40,8 @@ _threadinfo NO_COPY dummy_thread; _threadinfo NO_COPY *_last_thread = &dummy_thread; extern _threadinfo *_main_tls; +CRITICAL_SECTION NO_COPY _threadinfo::protect_linked_list; + extern DWORD sigtid; extern HANDLE hExeced; @@ -157,18 +159,28 @@ _threadinfo::call (void (*func) (void *, void *), void *arg) void _threadinfo::call2 (void (*func) (void *, void *), void *arg, void *buf) { - init (buf); + init_thread (buf); func (arg, buf); } void -_threadinfo::init (void *) +_threadinfo::init () +{ + InitializeCriticalSection (&protect_linked_list); +} + +void +_threadinfo::init_thread (void *) { memset (this, 0, sizeof (*this)); stackptr = stack; + + EnterCriticalSection (&protect_linked_list); prev = _last_thread; _last_thread->next = this; _last_thread = this; + LeaveCriticalSection (&protect_linked_list); + set_state (false); errno_addr = &errno; } @@ -177,6 +189,7 @@ void _threadinfo::remove () { _threadinfo *t; + EnterCriticalSection (&protect_linked_list); for (t = _last_thread; t && t != this; t = t->prev) continue; if (!t) @@ -186,6 +199,7 @@ _threadinfo::remove () t->next->prev = t->prev; if (t == _last_thread) _last_thread = t->prev; + LeaveCriticalSection (&protect_linked_list); } void |