Attachment 1215 Details for Bug 52 – Updated Patch for 4.5p1 from Darren Tucker (corrected minor typo)

[patch] Updated Patch for 4.5p1 from Darren Tucker (corrected minor typo)

OpenSSH45p1_hang-on-exit-patch.diff (text/plain), 3.14 KB, created by Jochen Kirn on 2006-11-27 21:37:32 AEDT

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Creator: Jochen Kirn

Created: 2006-11-27 21:37:32 AEDT

Size: 3.14 KB

patch

obsolete

>Index: channels.c
>===================================================================
>RCS file: /usr/local/src/security/openssh/cvs/openssh/channels.c,v
>retrieving revision 1.248
>diff -u -p -r1.248 channels.c
>--- channels.c	30 Aug 2006 01:07:40 -0000	1.248
>+++ channels.c	27 Nov 2006 03:39:26 -0000
>@@ -1449,10 +1449,10 @@ channel_handle_rfd(Channel *c, fd_set *r
> 	int len;
> 
> 	if (c->rfd != -1 &&
>-	    FD_ISSET(c->rfd, readset)) {
>+	    (c->detach_close || FD_ISSET(c->rfd, readset))) {
> 		errno = 0;
> 		len = read(c->rfd, buf, sizeof(buf));
>-		if (len < 0 && (errno == EINTR || errno == EAGAIN))
>+		if (len < 0 && errno == EINTR)
> 			return 1;
> #ifndef PTY_ZEROREAD
> 		if (len <= 0) {
>@@ -1604,11 +1604,11 @@ channel_handle_efd(Channel *c, fd_set *r
> 				c->local_consumed += len;
> 			}
> 		} else if (c->extended_usage == CHAN_EXTENDED_READ &&
>-		    FD_ISSET(c->efd, readset)) {
>+		    (c->detach_close || FD_ISSET(c->efd, readset))) {
> 			len = read(c->efd, buf, sizeof(buf));
> 			debug2("channel %d: read %d from efd %d",
> 			    c->self, len, c->efd);
>-			if (len < 0 && (errno == EINTR || errno == EAGAIN))
>+			if (len < 0 && errno == EINTR)
> 				return 1;
> 			if (len <= 0) {
> 				debug2("channel %d: closing read-efd %d",
>Index: serverloop.c
>===================================================================
>RCS file: /usr/local/src/security/openssh/cvs/openssh/serverloop.c,v
>retrieving revision 1.150
>diff -u -p -r1.150 serverloop.c
>--- serverloop.c	23 Oct 2006 17:02:41 -0000	1.150
>+++ serverloop.c	27 Nov 2006 03:37:16 -0000
>@@ -280,6 +280,7 @@ wait_until_can_do_something(fd_set **rea
> 	struct timeval tv, *tvp;
> 	int ret;
> 	int client_alive_scheduled = 0;
>+	int program_alive_scheduled = 0;
> 
> 	/*
> 	 * if using client_alive, set the max timeout accordingly,
>@@ -317,6 +318,7 @@ wait_until_can_do_something(fd_set **rea
> 		 * the client, try to get some more data from the program.
> 		 */
> 		if (packet_not_very_much_data_to_write()) {
>+			program_alive_scheduled = child_terminated;
> 			if (!fdout_eof)
> 				FD_SET(fdout, *readsetp);
> 			if (!fderr_eof)
>@@ -362,8 +364,16 @@ wait_until_can_do_something(fd_set **rea
> 		memset(*writesetp, 0, *nallocp);
> 		if (errno != EINTR)
> 			error("select: %.100s", strerror(errno));
>-	} else if (ret == 0 && client_alive_scheduled)
>-		client_alive_check();
>+	} else {
>+		if (ret == 0 && client_alive_scheduled)
>+			client_alive_check();
>+		if (program_alive_scheduled && fdin_is_tty) {
>+			if (!fdout_eof)
>+				FD_SET(fdout, *readsetp);
>+			if (!fderr_eof)
>+				FD_SET(fderr, *readsetp);
>+		}
>+	}
> 
> 	notify_done(*readsetp);
> }
>@@ -407,7 +417,7 @@ process_input(fd_set *readset)
> 	if (!fdout_eof && FD_ISSET(fdout, readset)) {
> 		errno = 0;
> 		len = read(fdout, buf, sizeof(buf));
>-		if (len < 0 && (errno == EINTR || errno == EAGAIN)) {
>+		if (len < 0 && errno == EINTR) {
> 			/* do nothing */
> #ifndef PTY_ZEROREAD
> 		} else if (len <= 0) {
>@@ -425,7 +435,7 @@ process_input(fd_set *readset)
> 	if (!fderr_eof && FD_ISSET(fderr, readset)) {
> 		errno = 0;
> 		len = read(fderr, buf, sizeof(buf));
>-		if (len < 0 && (errno == EINTR || errno == EAGAIN)) {
>+		if (len < 0 && errno == EINTR) {
> 			/* do nothing */
> #ifndef PTY_ZEROREAD
> 		} else if (len <= 0) {

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