main/busybox: use patch from upstream for POLLHUP

(cherry picked from commit 6ccb0d096dd025dbb7a341c70d7dd8b651d2b142)

3 files changed, 96 insertions, 145 deletions

diff --git a/main/busybox/0001-Revert-add-remove-safe_-it-seems-we-had-a-few-incorr.patch b/main/busybox/0001-Revert-add-remove-safe_-it-seems-we-had-a-few-incorr.patch
deleted file mode 100644
index 0ebeac56b..000000000
--- a/main/busybox/0001-Revert-add-remove-safe_-it-seems-we-had-a-few-incorr.patch
+++ /dev/null
@@ -1,142 +0,0 @@
-From 3aa62731bcc7589a7e77be8b86b954551f06f3af Mon Sep 17 00:00:00 2001
-From: Natanael Copa <ncopa@alpinelinux.org>
-Date: Tue, 2 Mar 2010 12:56:23 +0000
-Subject: [PATCH] Revert "*: add/remove safe_, it seems we had a few incorrect uses"
-
-This reverts commit cb23d93c6845df3f2733a32caa4194e60ef871a7.
----
- miscutils/microcom.c       |    7 +++----
- networking/httpd.c         |    6 +++---
- networking/telnet.c        |    8 ++++----
- networking/udhcp/arpping.c |    2 +-
- util-linux/script.c        |    4 ++--
- 5 files changed, 13 insertions(+), 14 deletions(-)
-
-diff --git a/miscutils/microcom.c b/miscutils/microcom.c
-index 9a7a41d..fe6661f 100644
---- a/miscutils/microcom.c
-+++ b/miscutils/microcom.c
-@@ -117,9 +117,8 @@ int microcom_main(int argc UNUSED_PARAM, char **argv)
- 
- 	bb_got_signal = 0;
- 	nfd = 2;
--	// Not safe_poll: we want to exit on signal
--	while (!bb_got_signal && poll(pfd, nfd, timeout) > 0) {
--		if (nfd > 1 && (pfd[1].revents & POLLIN)) {
-+	while (!bb_got_signal && safe_poll(pfd, nfd, timeout) > 0) {
-+		if (nfd > 1 && pfd[1].revents) {
- 			char c;
- 			// read from stdin -> write to device
- 			if (safe_read(STDIN_FILENO, &c, 1) < 1) {
-@@ -143,7 +142,7 @@ int microcom_main(int argc UNUSED_PARAM, char **argv)
- 				safe_poll(pfd, 1, delay);
- skip_write: ;
- 		}
--		if (pfd[0].revents & POLLIN) {
-+		if (pfd[0].revents) {
- #define iobuf bb_common_bufsiz1
- 			ssize_t len;
- 			// read from device -> write to stdout
-diff --git a/networking/httpd.c b/networking/httpd.c
-index 5bbc7ee..8834c1c 100644
---- a/networking/httpd.c
-+++ b/networking/httpd.c
-@@ -1167,7 +1167,7 @@ static NOINLINE void cgi_io_loop_and_exit(int fromCgi_rd, int toCgi_wr, int post
- 			break;
- 		}
- 
--		if (pfd[TO_CGI].revents & POLLOUT) {
-+		if (pfd[TO_CGI].revents) {
- 			/* hdr_cnt > 0 here due to the way pfd[TO_CGI].events set */
- 			/* Have data from peer and can write to CGI */
- 			count = safe_write(toCgi_wr, hdr_ptr, hdr_cnt);
-@@ -1184,7 +1184,7 @@ static NOINLINE void cgi_io_loop_and_exit(int fromCgi_rd, int toCgi_wr, int post
- 			}
- 		}
- 
--		if (pfd[0].revents & POLLIN) {
-+		if (pfd[0].revents) {
- 			/* post_len > 0 && hdr_cnt == 0 here */
- 			/* We expect data, prev data portion is eaten by CGI
- 			 * and there *is* data to read from the peer
-@@ -1202,7 +1202,7 @@ static NOINLINE void cgi_io_loop_and_exit(int fromCgi_rd, int toCgi_wr, int post
- 			}
- 		}
- 
--		if (pfd[FROM_CGI].revents & POLLIN) {
-+		if (pfd[FROM_CGI].revents) {
- 			/* There is something to read from CGI */
- 			char *rbuf = iobuf;
- 
-diff --git a/networking/telnet.c b/networking/telnet.c
-index 344bb0d..5bbad78 100644
---- a/networking/telnet.c
-+++ b/networking/telnet.c
-@@ -618,12 +618,12 @@ int telnet_main(int argc UNUSED_PARAM, char **argv)
- 		default:
- 
- #ifdef USE_POLL
--			if (ufds[0].revents & POLLIN)
-+			if (ufds[0].revents) /* well, should check POLLIN, but ... */
- #else
- 			if (FD_ISSET(STDIN_FILENO, &rfds))
- #endif
- 			{
--				len = safe_read(STDIN_FILENO, G.buf, DATABUFSIZE);
-+				len = read(STDIN_FILENO, G.buf, DATABUFSIZE);
- 				if (len <= 0)
- 					doexit(EXIT_SUCCESS);
- 				TRACE(0, ("Read con: %d\n", len));
-@@ -631,12 +631,12 @@ int telnet_main(int argc UNUSED_PARAM, char **argv)
- 			}
- 
- #ifdef USE_POLL
--			if (ufds[1].revents & POLLIN)
-+			if (ufds[1].revents) /* well, should check POLLIN, but ... */
- #else
- 			if (FD_ISSET(netfd, &rfds))
- #endif
- 			{
--				len = safe_read(netfd, G.buf, DATABUFSIZE);
-+				len = read(netfd, G.buf, DATABUFSIZE);
- 				if (len <= 0) {
- 					write_str(1, "Connection closed by foreign host\r\n");
- 					doexit(EXIT_FAILURE);
-diff --git a/networking/udhcp/arpping.c b/networking/udhcp/arpping.c
-index cf18153..c9b421e 100644
---- a/networking/udhcp/arpping.c
-+++ b/networking/udhcp/arpping.c
-@@ -96,7 +96,7 @@ int FAST_FUNC arpping(uint32_t test_nip,
- 		if (r < 0)
- 			break;
- 		if (r) {
--			r = safe_read(s, &arp, sizeof(arp));
-+			r = read(s, &arp, sizeof(arp));
- 			if (r < 0)
- 				break;
- 
-diff --git a/util-linux/script.c b/util-linux/script.c
-index 37213ee..d9a62fb 100644
---- a/util-linux/script.c
-+++ b/util-linux/script.c
-@@ -119,7 +119,7 @@ int script_main(int argc UNUSED_PARAM, char **argv)
- 				 * for example, try "script -c true" */
- 				break;
- 			}
--			if (pfd[0].revents & POLLIN) {
-+			if (pfd[0].revents) {
- 				errno = 0;
- 				count = safe_read(pty, buf, sizeof(buf));
- 				if (count <= 0 && errno != EAGAIN) {
-@@ -143,7 +143,7 @@ int script_main(int argc UNUSED_PARAM, char **argv)
- 					}
- 				}
- 			}
--			if (pfd[1].revents & POLLIN) {
-+			if (pfd[1].revents) {
- 				count = safe_read(STDIN_FILENO, buf, sizeof(buf));
- 				if (count <= 0) {
- 					/* err/eof from stdin: don't read stdin anymore */
--- 
-1.6.6.1
-
diff --git a/main/busybox/APKBUILD b/main/busybox/APKBUILD
index 2f43d3e8d..82d7e8b9e 100644
--- a/main/busybox/APKBUILD
+++ b/main/busybox/APKBUILD
@@ -1,7 +1,7 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=busybox
 pkgver=1.16.0
-pkgrel=3
+pkgrel=4
 pkgdesc="Size optimized toolbox of many common UNIX utilities"
 url=http://busybox.net
 license="GPL-2"
@@ -10,6 +10,7 @@ install="$pkgname.post-install $pkgname.post-upgrade"
 triggers="busybox.trigger:/bin /usr/bin /sbin /usr/sbin /lib/modules/*"
 source="http://busybox.net/downloads/$pkgname-$pkgver.tar.bz2
 	$pkgname-1.11.1-bb.patch
+	busybox-1.16.0-POLLHUP.patch
 	busybox-1.16.0-ash.patch
 	busybox-1.16.0-compat.patch
 	busybox-1.16.0-defconfig.patch
@@ -19,7 +20,6 @@ source="http://busybox.net/downloads/$pkgname-$pkgver.tar.bz2
 	busybox-1.16.0-tftp.patch
 	busybox-1.16.0-usage.patch
 	busybox-1.16.0-wget.patch
-	0001-Revert-add-remove-safe_-it-seems-we-had-a-few-incorr.patch
 	busyboxconfig"
 
 _builddir="$srcdir"/$pkgname-$pkgver
@@ -62,6 +62,7 @@ package() {
 
 md5sums="2130884e71a1648bfb63c3250c1d288c  busybox-1.16.0.tar.bz2
 4c0f3b486eaa0674961b7ddcd0c60a9b  busybox-1.11.1-bb.patch
+6d2d837cace2e681392fa1d1d430ed78  busybox-1.16.0-POLLHUP.patch
 b788742e46a848c02913c9bd070025b7  busybox-1.16.0-ash.patch
 940aff0065f875b165dac59cc7006c6a  busybox-1.16.0-compat.patch
 118e94315a262a23af66c0d3ad83235e  busybox-1.16.0-defconfig.patch
@@ -71,5 +72,4 @@ f4758daa8023f000228e9509cceb02d1  busybox-1.16.0-md5_sha_compat.patch
 e24dc9e56b5de4fff706cfbe5c75d9b2  busybox-1.16.0-tftp.patch
 289c8ee19cc43fe175bbd7933c6b5cdf  busybox-1.16.0-usage.patch
 928ca5a26599cd1dbb80e08132140832  busybox-1.16.0-wget.patch
-092adeebfc30b1fad282546d8fdcaa77  0001-Revert-add-remove-safe_-it-seems-we-had-a-few-incorr.patch
 9743e7ecd48f37b0d420f64bef7fb2a8  busyboxconfig"
diff --git a/main/busybox/busybox-1.16.0-POLLHUP.patch b/main/busybox/busybox-1.16.0-POLLHUP.patch
new file mode 100644
index 000000000..5ace56815
--- /dev/null
+++ b/main/busybox/busybox-1.16.0-POLLHUP.patch
@@ -0,0 +1,93 @@
+diff -urpN busybox-1.16.0/miscutils/microcom.c busybox-1.16.0-POLLHUP/miscutils/microcom.c
+--- busybox-1.16.0/miscutils/microcom.c	2010-01-25 01:59:38.000000000 +0100
++++ busybox-1.16.0-POLLHUP/miscutils/microcom.c	2010-03-02 23:53:28.000000000 +0100
+@@ -119,7 +119,7 @@ int microcom_main(int argc UNUSED_PARAM,
+ 	nfd = 2;
+ 	// Not safe_poll: we want to exit on signal
+ 	while (!bb_got_signal && poll(pfd, nfd, timeout) > 0) {
+-		if (nfd > 1 && (pfd[1].revents & POLLIN)) {
++		if (nfd > 1 && pfd[1].revents) {
+ 			char c;
+ 			// read from stdin -> write to device
+ 			if (safe_read(STDIN_FILENO, &c, 1) < 1) {
+@@ -143,7 +143,7 @@ int microcom_main(int argc UNUSED_PARAM,
+ 				safe_poll(pfd, 1, delay);
+ skip_write: ;
+ 		}
+-		if (pfd[0].revents & POLLIN) {
++		if (pfd[0].revents) {
+ #define iobuf bb_common_bufsiz1
+ 			ssize_t len;
+ 			// read from device -> write to stdout
+diff -urpN busybox-1.16.0/networking/httpd.c busybox-1.16.0-POLLHUP/networking/httpd.c
+--- busybox-1.16.0/networking/httpd.c	2010-01-25 01:59:38.000000000 +0100
++++ busybox-1.16.0-POLLHUP/networking/httpd.c	2010-03-02 23:53:28.000000000 +0100
+@@ -1167,7 +1167,7 @@ static NOINLINE void cgi_io_loop_and_exi
+ 			break;
+ 		}
+ 
+-		if (pfd[TO_CGI].revents & POLLOUT) {
++		if (pfd[TO_CGI].revents) {
+ 			/* hdr_cnt > 0 here due to the way pfd[TO_CGI].events set */
+ 			/* Have data from peer and can write to CGI */
+ 			count = safe_write(toCgi_wr, hdr_ptr, hdr_cnt);
+@@ -1184,7 +1184,7 @@ static NOINLINE void cgi_io_loop_and_exi
+ 			}
+ 		}
+ 
+-		if (pfd[0].revents & POLLIN) {
++		if (pfd[0].revents) {
+ 			/* post_len > 0 && hdr_cnt == 0 here */
+ 			/* We expect data, prev data portion is eaten by CGI
+ 			 * and there *is* data to read from the peer
+@@ -1202,7 +1202,7 @@ static NOINLINE void cgi_io_loop_and_exi
+ 			}
+ 		}
+ 
+-		if (pfd[FROM_CGI].revents & POLLIN) {
++		if (pfd[FROM_CGI].revents) {
+ 			/* There is something to read from CGI */
+ 			char *rbuf = iobuf;
+ 
+diff -urpN busybox-1.16.0/networking/telnet.c busybox-1.16.0-POLLHUP/networking/telnet.c
+--- busybox-1.16.0/networking/telnet.c	2010-01-25 01:59:38.000000000 +0100
++++ busybox-1.16.0-POLLHUP/networking/telnet.c	2010-03-02 23:53:28.000000000 +0100
+@@ -618,7 +618,7 @@ int telnet_main(int argc UNUSED_PARAM, c
+ 		default:
+ 
+ #ifdef USE_POLL
+-			if (ufds[0].revents & POLLIN)
++			if (ufds[0].revents)
+ #else
+ 			if (FD_ISSET(STDIN_FILENO, &rfds))
+ #endif
+@@ -631,7 +631,7 @@ int telnet_main(int argc UNUSED_PARAM, c
+ 			}
+ 
+ #ifdef USE_POLL
+-			if (ufds[1].revents & POLLIN)
++			if (ufds[1].revents)
+ #else
+ 			if (FD_ISSET(netfd, &rfds))
+ #endif
+diff -urpN busybox-1.16.0/util-linux/script.c busybox-1.16.0-POLLHUP/util-linux/script.c
+--- busybox-1.16.0/util-linux/script.c	2010-01-25 01:59:39.000000000 +0100
++++ busybox-1.16.0-POLLHUP/util-linux/script.c	2010-03-02 23:53:28.000000000 +0100
+@@ -119,7 +119,7 @@ int script_main(int argc UNUSED_PARAM, c
+ 				 * for example, try "script -c true" */
+ 				break;
+ 			}
+-			if (pfd[0].revents & POLLIN) {
++			if (pfd[0].revents) {
+ 				errno = 0;
+ 				count = safe_read(pty, buf, sizeof(buf));
+ 				if (count <= 0 && errno != EAGAIN) {
+@@ -143,7 +143,7 @@ int script_main(int argc UNUSED_PARAM, c
+ 					}
+ 				}
+ 			}
+-			if (pfd[1].revents & POLLIN) {
++			if (pfd[1].revents) {
+ 				count = safe_read(STDIN_FILENO, buf, sizeof(buf));
+ 				if (count <= 0) {
+ 					/* err/eof from stdin: don't read stdin anymore */