1 files changed, 59 insertions, 0 deletions
diff --git a/network/netcat-openbsd/patches/0004-poll-hup.patch b/network/netcat-openbsd/patches/0004-poll-hup.patch
new file mode 100644
index 0000000000..14923cbfa2
--- /dev/null
+++ b/network/netcat-openbsd/patches/0004-poll-hup.patch
@@ -0,0 +1,59 @@
+From: Aron Xu <aron@debian.org>
+Date: Mon, 13 Feb 2012 15:08:33 +0800
+Subject: poll hup
+
+---
+ netcat.c |   24 +++++++++++++++++-------
+ 1 file changed, 17 insertions(+), 7 deletions(-)
+
+diff --git a/netcat.c b/netcat.c
+index d912544..fdaca44 100644
+--- a/netcat.c
++++ b/netcat.c
+@@ -884,9 +884,7 @@ readwrite(int nfd)
+ 			if ((n = read(nfd, buf, plen)) < 0)
+ 				return;
+ 			else if (n == 0) {
+-				shutdown(nfd, SHUT_RD);
+-				pfd[0].fd = -1;
+-				pfd[0].events = 0;
++				goto shutdown_rd;
+ 			} else {
+ 				if (tflag)
+ 					atelnet(nfd, buf, n);
+@@ -894,18 +892,30 @@ readwrite(int nfd)
+ 					return;
+ 			}
+ 		}
++		else if (pfd[0].revents & POLLHUP) {
++		shutdown_rd:
++			shutdown(nfd, SHUT_RD);
++			pfd[0].fd = -1;
++			pfd[0].events = 0;
++		}
+ 
+-		if (!dflag && pfd[1].revents & POLLIN) {
++		if (!dflag) {
++		    if(pfd[1].revents & POLLIN) {
+ 			if ((n = read(wfd, buf, plen)) < 0)
+ 				return;
+ 			else if (n == 0) {
+-				shutdown(nfd, SHUT_WR);
+-				pfd[1].fd = -1;
+-				pfd[1].events = 0;
++				goto shutdown_wr;
+ 			} else {
+ 				if (atomicio(vwrite, nfd, buf, n) != n)
+ 					return;
+ 			}
++			}
++			else if (pfd[1].revents & POLLHUP) {
++			shutdown_wr:
++				shutdown(nfd, SHUT_WR);
++				pfd[1].fd = -1;
++				pfd[1].events = 0;
++			}
+ 		}
+ 	}
+ }
+--