Windows Vista and later have a WSAPoll() function equivalent to the
standard poll(). Use this instead of emulating it with select()
when possible.
---
This is completely untested. Help with that would be appreciated.
---
configure | 2 ++
libavformat/os_support.h | 5 +++++
2 files changed, 7 insertions(+)
diff --git a/configure b/configure
index 0a40bf6..5dfa906 100755
--- a/configure
+++ b/configure
@@ -1161,6 +1161,7 @@ HAVE_LIST="
vfp_args
VirtualAlloc
winsock2_h
+ WSAPoll
xform_asm
xmm_clobbers
yasm
@@ -2852,6 +2853,7 @@ if enabled network; then
network_extralibs="-lws2" || \
{ check_func_headers winsock2.h closesocket -lws2_32 && \
network_extralibs="-lws2_32"; }
+ check_func_headers winsock2.h WSAPoll $network_extralibs
check_type ws2tcpip.h socklen_t
check_type ws2tcpip.h "struct addrinfo"
check_type ws2tcpip.h "struct ipv6_mreq"
diff --git a/libavformat/os_support.h b/libavformat/os_support.h
index 3db20a9..234150c 100644
--- a/libavformat/os_support.h
+++ b/libavformat/os_support.h
@@ -73,6 +73,10 @@ typedef int socklen_t;
#endif
#if !HAVE_POLL_H
+#if HAVE_WSAPOLL
+#include <winsock2.h>
+#define poll WSAPoll
+#else
typedef unsigned long nfds_t;
struct pollfd {
@@ -97,6 +101,7 @@ struct pollfd {
int poll(struct pollfd *fds, nfds_t numfds, int timeout);
+#endif /* HAVE_WSAPOLL */
#endif /* HAVE_POLL_H */
#endif /* CONFIG_NETWORK */
--
1.7.10.2
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