Attachment 162069 Details for Bug 253873 – proposed patch

[patch] proposed patch

tty-jobcontrol.patch (text/plain), 1.48 KB, created by Aristeu Rozanski on 2007-08-22 15:16:37 UTC

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Creator: Aristeu Rozanski

Created: 2007-08-22 15:16:37 UTC

Size: 1.48 KB

patch

obsolete

>Index: tree/drivers/char/n_tty.c
>===================================================================
>--- tree.orig/drivers/char/n_tty.c
>+++ tree/drivers/char/n_tty.c
>@@ -1192,6 +1192,7 @@ static int job_control(struct tty_struct
> 			    is_orphaned_pgrp(process_group(current)))
> 				return -EIO;
> 			kill_pg(process_group(current), SIGTTIN, 1);
>+			set_thread_flag(TIF_SIGPENDING);
> 			return -ERESTARTSYS;
> 		}
> 	}
>Index: tree/drivers/char/tty_io.c
>===================================================================
>--- tree.orig/drivers/char/tty_io.c
>+++ tree/drivers/char/tty_io.c
>@@ -1129,7 +1129,8 @@ int tty_check_change(struct tty_struct *
> 		return 0;
> 	if (is_orphaned_pgrp(process_group(current)))
> 		return -EIO;
>-	(void) kill_pg(process_group(current), SIGTTOU, 1);
>+	kill_pg(process_group(current), SIGTTOU, 1);
>+	set_thread_flag(TIF_SIGPENDING);
> 	return -ERESTARTSYS;
> }
> 
>Index: tree/include/linux/errno.h
>===================================================================
>--- tree.orig/include/linux/errno.h
>+++ tree/include/linux/errno.h
>@@ -5,7 +5,12 @@
> 
> #ifdef __KERNEL__
> 
>-/* Should never be seen by user programs */
>+/*
>+ * These should never be seen by user programs.  To return one of ERESTART*
>+ * codes, signal_pending() MUST be set.  Note that ptrace can observe these
>+ * at syscall exit tracing, but they will never be left for the debugged user
>+ * process to see.
>+ */
> #define ERESTARTSYS	512
> #define ERESTARTNOINTR	513
> #define ERESTARTNOHAND	514	/* restart if no handler.. */

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Attachments on bug 253873: 162068 | 162069