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-rw-r--r--source/a/bash/bash-5.1-patches/bash51-012198
1 files changed, 0 insertions, 198 deletions
diff --git a/source/a/bash/bash-5.1-patches/bash51-012 b/source/a/bash/bash-5.1-patches/bash51-012
deleted file mode 100644
index 222491884..000000000
--- a/source/a/bash/bash-5.1-patches/bash51-012
+++ /dev/null
@@ -1,198 +0,0 @@
- BASH PATCH REPORT
- =================
-
-Bash-Release: 5.1
-Patch-ID: bash51-012
-
-Bug-Reported-by: Nikolay Borisov <nborisov@suse.com>
-Bug-Reference-ID: <1a715205-06ce-413b-c1c0-2f5639ce06c0@suse.com>
-Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2020-11/msg00091.html
-
-Bug-Description:
-
-There is a possible race condition that arises when a child process receives
-a signal trapped by the parent before it can reset the signal dispositions.
-The child process is not supposed to trap the signal in this circumstance.
-
-Patch (apply with `patch -p0'):
-
-*** ../bash-20201118/command.h 2020-08-14 15:04:39.000000000 -0400
---- command.h 2020-11-27 15:18:02.000000000 -0500
-***************
-*** 125,128 ****
---- 125,129 ----
- #define SUBSHELL_COPROC 0x40 /* subshell from a coproc pipeline */
- #define SUBSHELL_RESETTRAP 0x80 /* subshell needs to reset trap strings on first call to trap */
-+ #define SUBSHELL_IGNTRAP 0x100 /* subshell should reset trapped signals from trap_handler */
-
- /* A structure which represents a word. */
-
-*** ../bash-20201118/execute_cmd.c 2020-11-23 14:16:48.000000000 -0500
---- execute_cmd.c 2020-11-27 16:43:25.000000000 -0500
-***************
-*** 1548,1551 ****
---- 1548,1554 ----
- reset_signal_handlers ();
- subshell_environment |= SUBSHELL_RESETTRAP;
-+ /* Note that signal handlers have been reset, so we should no longer
-+ reset the handler and resend trapped signals to ourselves. */
-+ subshell_environment &= ~SUBSHELL_IGNTRAP;
-
- /* We are in a subshell, so forget that we are running a trap handler or
-***************
-*** 4321,4325 ****
- cmdflags |= CMD_NO_FORK;
-
-! subshell_environment = SUBSHELL_FORK; /* XXX */
- if (pipe_in != NO_PIPE || pipe_out != NO_PIPE)
- subshell_environment |= SUBSHELL_PIPE;
---- 4324,4329 ----
- cmdflags |= CMD_NO_FORK;
-
-! /* We redo some of what make_child() does with SUBSHELL_IGNTRAP */
-! subshell_environment = SUBSHELL_FORK|SUBSHELL_IGNTRAP; /* XXX */
- if (pipe_in != NO_PIPE || pipe_out != NO_PIPE)
- subshell_environment |= SUBSHELL_PIPE;
-***************
-*** 4575,4578 ****
---- 4580,4584 ----
- reset_signal_handlers ();
- subshell_environment |= SUBSHELL_RESETTRAP;
-+ subshell_environment &= ~SUBSHELL_IGNTRAP;
-
- if (async)
-***************
-*** 5515,5518 ****
---- 5521,5525 ----
- /* Cancel traps, in trap.c. */
- restore_original_signals ();
-+ subshell_environment &= ~SUBSHELL_IGNTRAP;
-
- #if defined (JOB_CONTROL)
-
-*** ../bash-20201118/jobs.c 2020-08-04 10:17:39.000000000 -0400
---- jobs.c 2020-11-27 16:39:56.000000000 -0500
-***************
-*** 2218,2221 ****
---- 2218,2223 ----
- pid_t mypid;
-
-+ subshell_environment |= SUBSHELL_IGNTRAP;
-+
- /* If this ends up being changed to modify or use `command' in the
- child process, go back and change callers who free `command' in
-diff -rC 2 ../bash-20201118/nojobs.c nojobs.c
-*** ../bash-20201118/nojobs.c 2020-07-08 10:11:25.000000000 -0400
---- nojobs.c 2020-11-27 16:38:36.000000000 -0500
-***************
-*** 576,579 ****
---- 576,581 ----
- #endif
-
-+ subshell_environment |= SUBSHELL_IGNTRAP;
-+
- default_tty_job_signals ();
- }
-
-*** ../bash-20201118/sig.c 2020-11-23 13:22:17.000000000 -0500
---- sig.c 2020-11-28 10:21:43.000000000 -0500
-***************
-*** 56,60 ****
- #endif
-
-! extern void initialize_siglist ();
-
- #if !defined (JOB_CONTROL)
---- 56,61 ----
- #endif
-
-! extern void initialize_siglist PARAMS((void));
-! extern void set_original_signal PARAMS((int, SigHandler *));
-
- #if !defined (JOB_CONTROL)
-***************
-*** 256,259 ****
---- 257,267 ----
- XHANDLER(i) = oact.sa_handler;
- XSAFLAGS(i) = oact.sa_flags;
-+
-+ #if 0
-+ set_original_signal (XSIG(i), XHANDLER(i)); /* optimization */
-+ #else
-+ set_original_signal (XSIG(i), act.sa_handler); /* optimization */
-+ #endif
-+
- /* Don't do anything with signals that are ignored at shell entry
- if the shell is not interactive. */
-
-*** ../bash-20201118/subst.c 2020-11-16 10:33:15.000000000 -0500
---- subst.c 2020-11-27 16:07:00.000000000 -0500
-***************
-*** 5952,5955 ****
---- 5952,5956 ----
- /* Cancel traps, in trap.c. */
- restore_original_signals (); /* XXX - what about special builtins? bash-4.2 */
-+ subshell_environment &= ~SUBSHELL_IGNTRAP;
- QUIT; /* catch any interrupts we got post-fork */
- setup_async_signals ();
-***************
-*** 6383,6386 ****
---- 6384,6388 ----
- QUIT; /* catch any interrupts we got post-fork */
- subshell_environment |= SUBSHELL_RESETTRAP;
-+ subshell_environment &= ~SUBSHELL_IGNTRAP;
- }
-
-
-diff -rC 2 ../bash-20201118/trap.c trap.c
-*** ../bash-20201118/trap.c 2020-11-28 12:04:07.000000000 -0500
---- trap.c 2020-11-28 10:22:10.000000000 -0500
-***************
-*** 482,485 ****
---- 482,511 ----
- }
-
-+ /* This means we're in a subshell, but have not yet reset the handler for
-+ trapped signals. We're not supposed to execute the trap in this situation;
-+ we should restore the original signal and resend the signal to ourselves
-+ to preserve the Posix "signal traps that are not being ignored shall be
-+ set to the default action" semantics. */
-+ if ((subshell_environment & SUBSHELL_IGNTRAP) && trap_list[sig] != (char *)IGNORE_SIG)
-+ {
-+ sigset_t mask;
-+
-+ /* Paranoia */
-+ if (original_signals[sig] == IMPOSSIBLE_TRAP_HANDLER)
-+ original_signals[sig] = SIG_DFL;
-+
-+ restore_signal (sig);
-+
-+ /* Make sure we let the signal we just caught through */
-+ sigemptyset (&mask);
-+ sigprocmask (SIG_SETMASK, (sigset_t *)NULL, &mask);
-+ sigdelset (&mask, sig);
-+ sigprocmask (SIG_SETMASK, &mask, (sigset_t *)NULL);
-+
-+ kill (getpid (), sig);
-+
-+ SIGRETURN (0);
-+ }
-+
- if ((sig >= NSIG) ||
- (trap_list[sig] == (char *)DEFAULT_SIG) ||
-
-*** ../bash-5.1/patchlevel.h 2020-06-22 14:51:03.000000000 -0400
---- patchlevel.h 2020-10-01 11:01:28.000000000 -0400
-***************
-*** 26,30 ****
- looks for to find the patch level (for the sccs version string). */
-
-! #define PATCHLEVEL 11
-
- #endif /* _PATCHLEVEL_H_ */
---- 26,30 ----
- looks for to find the patch level (for the sccs version string). */
-
-! #define PATCHLEVEL 12
-
- #endif /* _PATCHLEVEL_H_ */
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