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More debugging for Win32 ioctlsocket: complain if it's not a Winsock

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socket, because there is no ioctl for non-sockets on Windows
This commit is contained in:
Sean McNamara 2009-03-27 12:24:28 -04:00 committed by Max Kellermann
parent 37531f6f1e
commit f5ff243a8b
1 changed files with 12 additions and 3 deletions
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15
src/utils.c
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@ -105,9 +105,18 @@ char *parsePath(char *path)
int set_nonblocking(int fd)
{
#ifdef WIN32
u_long val = 0;
return ioctlsocket(fd, FIONBIO, &val) == 0 ? 0 : -1;
u_long val = 1;
int retval;
int lasterr = 0;
retval = ioctlsocket(fd, FIONBIO, &val);
if(retval == SOCKET_ERROR)
g_error("Error: ioctlsocket could not set FIONBIO;"
" Error %d on socket %d", lasterr = WSAGetLastError(), fd);
if(lasterr == 10038)
g_debug("Code-up error! Attempt to set non-blocking I/O on "
"something that is not a Winsock2 socket. This can't "
"be done on Windows!\n");
return retval;
#else
int ret, flags;