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authorChristopher Faylor <me@cgf.cx>2001-05-04 20:39:38 +0000
committerChristopher Faylor <me@cgf.cx>2001-05-04 20:39:38 +0000
commit17743fbc49ebb23300e0a36d8c5a27ed63e2bf41 (patch)
tree5ac0733972c757a0b3b75229f419add2a0a33902 /winsup/cygwin/sync.cc
parent8b3bcfbab9d0a96b133d6076971ea11bfd52e288 (diff)
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* exceptions.cc (ctrl_c_handler): Always send signal to process if it has no
tty.
Diffstat (limited to 'winsup/cygwin/sync.cc')
-rw-r--r--winsup/cygwin/sync.cc14
1 files changed, 7 insertions, 7 deletions
diff --git a/winsup/cygwin/sync.cc b/winsup/cygwin/sync.cc
index 5aa798e..85162f4 100644
--- a/winsup/cygwin/sync.cc
+++ b/winsup/cygwin/sync.cc
@@ -58,7 +58,7 @@ muto::~muto ()
be handled correctly.
Note: The goal here is to minimize, as much as possible, calls to the
- OS. Hence the use of InterlockedIncrement, etc., rather than (much) more
+ OS. Hence the use of ilockincr, etc., rather than (much) more
expensive OS mutexes. */
int
muto::acquire (DWORD ms)
@@ -69,7 +69,7 @@ muto::acquire (DWORD ms)
{
/* Increment the waiters part of the class. Need to do this first to
avoid potential races. */
- LONG was_waiting = InterlockedIncrement (&waiters);
+ LONG was_waiting = ilockincr (&waiters);
/* This is deceptively simple. Basically, it allows multiple attempts to
lock the same muto to succeed without attempting to manipulate sync.
@@ -82,7 +82,7 @@ muto::acquire (DWORD ms)
case, it is possible for a thread which is going to wait for bruteforce
to wake up immediately. It will then attempt to grab sync but will fail
and go back to waiting. */
- while (tid != this_tid && (was_waiting || InterlockedExchange (&sync, 1) != 0))
+ while (tid != this_tid && (was_waiting || ilockexch (&sync, 1) != 0))
{
switch (WaitForSingleObject (bruteforce, ms))
{
@@ -90,7 +90,7 @@ muto::acquire (DWORD ms)
goto gotit;
break;
default:
- InterlockedDecrement (&waiters);
+ ilockdecr (&waiters);
return 0; /* failed. */
}
}
@@ -117,11 +117,11 @@ muto::release ()
if (!--visits)
{
tid = 0; /* We were the last unlocker. */
- (void) InterlockedExchange (&sync, 0); /* Reset trigger. */
+ (void) ilockexch (&sync, 0); /* Reset trigger. */
/* This thread had incremented waiters but had never decremented it.
Decrement it now. If it is >= 0 then there are possibly other
threads waiting for the lock, so trigger bruteforce. */
- if (InterlockedDecrement (&waiters) >= 0)
+ if (ilockdecr (&waiters) >= 0)
(void) SetEvent (bruteforce); /* Wake up one of the waiting threads */
}
@@ -133,7 +133,7 @@ void
muto::reset ()
{
visits = sync = tid = 0;
- InterlockedExchange (&waiters, -1);
+ ilockexch (&waiters, -1);
if (bruteforce)
{
CloseHandle (bruteforce);