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_dbus_win_startup_winsock: be thread-safe

Browse source 
Bug: https://bugs.freedesktop.org/show_bug.cgi?id=68610
Reviewed-by: Ralf Habacker <ralf.habacker@freenet.de>
This commit is contained in:
Simon McVittie 2013-08-29 12:51:14 +01:00
parent 53966707ae
commit b7a91bfd46
1 changed files with 28 additions and 7 deletions
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35
dbus/dbus-sysdeps-win.c
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@ -672,21 +672,26 @@ _dbus_connect_named_pipe (const char *path,
#endif
void
/**
* @returns #FALSE if no memory
*/
dbus_bool_t
_dbus_win_startup_winsock (void)
{
/* Straight from MSDN, deuglified */
/* Protected by _DBUS_LOCK_sysdeps */
static dbus_bool_t beenhere = FALSE;
WORD wVersionRequested;
WSADATA wsaData;
int err;
if (!_DBUS_LOCK (sysdeps))
return FALSE;
if (beenhere)
return;
goto out;
wVersionRequested = MAKEWORD (2, 0);
@ -710,6 +715,10 @@ _dbus_win_startup_winsock (void)
}
beenhere = TRUE;
out:
_DBUS_UNLOCK (sysdeps);
return TRUE;
}
@ -1054,7 +1063,11 @@ _dbus_full_duplex_pipe (int *fd1,
int len;
u_long arg;
_dbus_win_startup_winsock ();
if (!_dbus_win_startup_winsock ())
{
_DBUS_SET_OOM (error);
return FALSE;
}
temp = socket (AF_INET, SOCK_STREAM, 0);
if (temp == INVALID_SOCKET)
@ -1498,7 +1511,11 @@ _dbus_connect_tcp_socket_with_nonce (const char *host,
_DBUS_ASSERT_ERROR_IS_CLEAR (error);
_dbus_win_startup_winsock ();
if (!_dbus_win_startup_winsock ())
{
_DBUS_SET_OOM (error);
return -1;
}
_DBUS_ZERO (hints);
@ -1643,7 +1660,11 @@ _dbus_listen_tcp_socket (const char *host,
*fds_p = NULL;
_DBUS_ASSERT_ERROR_IS_CLEAR (error);
_dbus_win_startup_winsock ();
if (!_dbus_win_startup_winsock ())
{
_DBUS_SET_OOM (error);
return -1;
}
_DBUS_ZERO (hints);