Test whether SO_{RCV,SND}TIMEO work (they are defined but unimplemented

on Solaris, so simply checking for their presence is not enough)


git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@2227 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_acceptor.c

@@ -90,17 +90,22 @@ sock_test(int fd)
 	if (memcmp(&lin, &linger, l))
 		need_linger = 1;
 
+#ifdef SO_SNDTIMEO_WORKS
 	l = sizeof tv;
 	AZ(getsockopt(fd, SOL_SOCKET, SO_SNDTIMEO, &tv, &l));
 	assert(l == sizeof tv);
 	if (memcmp(&tv, &tv_sndtimeo, l))
 		need_sndtimeo = 1;
+#endif
 
+#ifdef SO_RCVTIMEO_WORKS
 	l = sizeof tv;
 	AZ(getsockopt(fd, SOL_SOCKET, SO_RCVTIMEO, &tv, &l));
 	assert(l == sizeof tv);
 	if (memcmp(&tv, &tv_rcvtimeo, l))
 		need_rcvtimeo = 1;
+#endif
+
 	need_test = 0;
 }
 
@@ -122,12 +127,16 @@ VCA_Prep(struct sess *sp)
 	if (need_linger)
 		AZ(setsockopt(sp->fd, SOL_SOCKET, SO_LINGER,
 		    &linger, sizeof linger));
+#ifdef SO_SNDTIMEO_WORKS
 	if (need_sndtimeo)
 		AZ(setsockopt(sp->fd, SOL_SOCKET, SO_SNDTIMEO,
 		    &tv_sndtimeo, sizeof tv_sndtimeo));
+#endif
+#ifdef SO_RCVTIMEO_WORKS
 	if (need_rcvtimeo)
 		AZ(setsockopt(sp->fd, SOL_SOCKET, SO_RCVTIMEO,
 		    &tv_rcvtimeo, sizeof tv_rcvtimeo));
+#endif
 }
 
 /*--------------------------------------------------------------------*/
@@ -160,6 +169,7 @@ vca_acct(void *arg)
 
 	need_test = 1;
 	while (1) {
+#ifdef SO_SNDTIMEO_WORKS
 		if (params->send_timeout != tv_sndtimeo.tv_sec) {
 			need_test = 1;
 			tv_sndtimeo.tv_sec = params->send_timeout;
@@ -168,6 +178,8 @@ vca_acct(void *arg)
 				    SO_SNDTIMEO,
 				    &tv_sndtimeo, sizeof tv_sndtimeo));
 		}
+#endif
+#ifdef SO_RCVTIMEO_WORKS
 		if (params->sess_timeout != tv_rcvtimeo.tv_sec) {
 			need_test = 1;
 			tv_rcvtimeo.tv_sec = params->sess_timeout;
@@ -176,6 +188,7 @@ vca_acct(void *arg)
 				    SO_RCVTIMEO,
 				    &tv_rcvtimeo, sizeof tv_rcvtimeo));
 		}
+#endif
 		i = poll(pfd, heritage.nsocks, 1000);
 		now = TIM_real();
 		for (u = 0; u < heritage.nsocks; u++) {

configure.ac

@@ -115,6 +115,45 @@ AC_CHECK_FUNCS([kqueue])
 AC_CHECK_FUNCS([epoll_ctl])
 AC_CHECK_FUNCS([poll])
 
+# Solaris defines SO_{RCV,SND}TIMEO, but does not implement them
+AC_CACHE_CHECK([whether SO_RCVTIMEO works],
+  [ac_cv_so_rcvtimeo_works],
+  [AC_RUN_IFELSE(
+    [AC_LANG_PROGRAM([[
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/time.h>
+    ]],[[
+int sd = socket(AF_INET, SOCK_STREAM, 0);
+struct timeval tv = { 1, 0 };
+return !!setsockopt(sd, SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof tv);
+    ]])],
+    [ac_cv_so_rcvtimeo_works=yes],
+    [ac_cv_so_rcvtime_works=no])
+  ])
+if test "$ac_cv_so_rcvtimeo_works" = yes; then
+   AC_DEFINE([SO_RCVTIMEO_WORKS], [1], [Define if SO_RCVTIMEO works])
+fi
+
+AC_CACHE_CHECK([whether SO_SNDTIMEO works],
+  [ac_cv_so_sndtimeo_works],
+  [AC_RUN_IFELSE(
+    [AC_LANG_PROGRAM([[
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/time.h>
+    ]],[[
+int sd = socket(AF_INET, SOCK_STREAM, 0);
+struct timeval tv = { 1, 0 };
+return !!setsockopt(sd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
+    ]])],
+    [ac_cv_so_sndtimeo_works=yes],
+    [ac_cv_so_sndtime_works=no])
+  ])
+if test "$ac_cv_so_sndtimeo_works" = yes; then
+   AC_DEFINE([SO_SNDTIMEO_WORKS], [1], [Define if SO_SNDTIMEO works])
+fi
+
 # Run-time directory
 VARNISH_STATE_DIR='${localstatedir}/varnish'
 AC_SUBST(VARNISH_STATE_DIR)