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urlmon: Use TLS_OUT_OF_INDEXES as invalid TLS value.

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This commit is contained in:
Jacek Caban 2009-05-24 23:16:21 +02:00 committed by Alexandre Julliard
parent bb4168ab73
commit 08d8a5ea25
1 changed files with 8 additions and 5 deletions
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13
dlls/urlmon/urlmon_main.c
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@ -36,7 +36,7 @@ LONG URLMON_refCount = 0;
HINSTANCE URLMON_hInstance = 0;
static HMODULE hCabinet = NULL;
static DWORD urlmon_tls;
static DWORD urlmon_tls = TLS_OUT_OF_INDEXES;
static void init_session(BOOL);
@ -56,9 +56,12 @@ tls_data_t *get_tls_data(void)
{
tls_data_t *data;
if(!urlmon_tls) {
if(urlmon_tls == TLS_OUT_OF_INDEXES) {
DWORD tls = TlsAlloc();
tls = InterlockedCompareExchange((LONG*)&urlmon_tls, tls, 0);
if(tls == TLS_OUT_OF_INDEXES)
return NULL;
tls = InterlockedCompareExchange((LONG*)&urlmon_tls, tls, TLS_OUT_OF_INDEXES);
if(tls != urlmon_tls)
TlsFree(tls);
}
@ -83,7 +86,7 @@ static void free_tls_list(void)
{
tls_data_t *data;
if(!urlmon_tls)
if(urlmon_tls == TLS_OUT_OF_INDEXES)
return;
while(!list_empty(&tls_list)) {
@ -99,7 +102,7 @@ static void detach_thread(void)
{
tls_data_t *data;
if(!urlmon_tls)
if(urlmon_tls == TLS_OUT_OF_INDEXES)
return;
data = TlsGetValue(urlmon_tls);