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* win32/win32.c (init_func): new function to get API's address which

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is often used and not supported on all Windows.

	* win32/win32.c (overlapped_socket_io): shouldn't use overlapped I/O if
	  CancelIo() is not supported.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18157 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
usa 2008-07-22 08:22:32 +00:00
parent 70b317b9da
commit ee560dc68f
2 changed files with 23 additions and 18 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
Tue Jul 22 17:20:25 2008 NAKAMURA Usaku <usa@ruby-lang.org>
* win32/win32.c (init_func): new function to get API's address which
is often used and not supported on all Windows.
* win32/win32.c (overlapped_socket_io): shouldn't use overlapped I/O if
CancelIo() is not supported.
Tue Jul 22 16:47:57 2008 Nobuyoshi Nakada <nobu@ruby-lang.org>
* include/ruby/intern.h, sprintf.c (rb_str_catf, rb_str_vcatf): new

33
win32/win32.c
View File

@ -408,6 +408,18 @@ init_env(void)
NTLoginName = strdup(env);
}
typedef BOOL (WINAPI *cancel_io_t)(HANDLE);
static cancel_io_t cancel_io = NULL;
static void
init_func(void)
{
if (!cancel_io)
cancel_io = (cancel_io_t)GetProcAddress(GetModuleHandle("kernel32"),
"CancelIo");
}
static void init_stdhandle(void);
#if _MSC_VER >= 1400
@ -485,6 +497,8 @@ rb_w32_sysinit(int *argc, char ***argv)
init_env();
init_func();
init_stdhandle();
InitializeCriticalSection(&select_mutex);
@ -2392,23 +2406,6 @@ rb_w32_listen(int s, int backlog)
return r;
}
typedef BOOL (WINAPI *cancel_io_t)(HANDLE);
static inline void
cancel_io(HANDLE f)
{
static cancel_io_t func = NULL;
if (!func) {
func = (cancel_io_t)GetProcAddress(GetModuleHandle("kernel32"),
"CancelIo");
if (!func)
func = (cancel_io_t)-1;
}
else if (func != (cancel_io_t)-1)
func(f);
/* Win9x and NT3.x doesn't have CancelIo().
We expect to cancel the I/O by close or ending the thread */
}
#undef recv
#undef recvfrom
#undef send
@ -2432,7 +2429,7 @@ overlapped_socket_io(BOOL input, int fd, char *buf, int len, int flags,
s = TO_SOCKET(fd);
st_lookup(socklist, (st_data_t)s, (st_data_t *)&mode);
if (mode & O_NONBLOCK) {
if (!cancel_io || (mode & O_NONBLOCK)) {
RUBY_CRITICAL({
if (input) {
if (addr && addrlen)