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Cleanup alternate is_connected method.

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It works for sure on win32,linux and solaris.
I do not have access to other platforms so can not
verify it works on them.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@451896 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Mladen Turk
2006-10-02 07:06:24 +00:00
parent 1689a2c3f4
commit 93146d3b40
1 changed files with 8 additions and 10 deletions
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18
modules/proxy/proxy_util.c
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@@ -2074,7 +2074,10 @@ ap_proxy_determine_connection(apr_pool_t *p, request_rec *r,
return OK;
}
#if defined(WIN32) || defined(LINUX)
#if defined(WIN32) || defined(LINUX) || defined(SOLARIS2)
/* Tested platforms on which the alternative is_connected
* method works.
*/
#define USE_ALTERNATE_IS_CONNECTED 1
#else
#define USE_ALTERNATE_IS_CONNECTED 0
@@ -2101,9 +2104,9 @@ static int is_socket_connected(apr_socket_t *socket)
do {
rc = select((int)sock + 1, &fd, NULL, NULL, &tv);
#if defined(WIN32) || (defined(NETWARE) && defined(__NOVELL_LIBC__))
#ifdef _MSC_VER
errno = WSAGetLastError() - WSABASEERR;
#endif
#endif
} while (rc == -1 && errno == EINTR);
if (rc == 0) {
@@ -2111,22 +2114,17 @@ static int is_socket_connected(apr_socket_t *socket)
return 1;
}
else if (rc == 1) {
#if defined(WIN32) || (defined(NETWARE) && defined(__NOVELL_LIBC__))
#ifdef _MSC_VER
u_long nr;
if (ioctlsocket(sock, FIONREAD, &nr) == 0) {
if (WSAGetLastError() == 0)
errno = 0;
else
errno = WSAGetLastError() - WSABASEERR;
return nr == 0 ? 0 : 1;
}
errno = WSAGetLastError() - WSABASEERR;
#else
int nr;
if (ioctl(sock, FIONREAD, (void*)&nr) == 0) {
return nr == 0 ? 0 : 1;
}
#endif
#endif
}
return 0;
}