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- BASH PATCH REPORT
- =================
- Bash-Release: 4.3
- Patch-ID: bash43-002
- Bug-Reported-by: Moe Tunes <moetunes42@gmail.com>
- Bug-Reference-ID: <53103F49.3070100@gmail.com>
- Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-02/msg00086.html
- Bug-Description:
- A change to save state while running the DEBUG trap caused pipelines to hang
- on systems which need process group synchronization while building pipelines.
- Patch (apply with `patch -p0'):
- --- a/trap.c
- +++ b/trap.c
- @@ -920,7 +920,8 @@ _run_trap_internal (sig, tag)
- subst_assign_varlist = 0;
-
- #if defined (JOB_CONTROL)
- - save_pipeline (1); /* XXX only provides one save level */
- + if (sig != DEBUG_TRAP) /* run_debug_trap does this */
- + save_pipeline (1); /* XXX only provides one save level */
- #endif
-
- /* If we're in a function, make sure return longjmps come here, too. */
- @@ -940,7 +941,8 @@ _run_trap_internal (sig, tag)
- trap_exit_value = last_command_exit_value;
-
- #if defined (JOB_CONTROL)
- - restore_pipeline (1);
- + if (sig != DEBUG_TRAP) /* run_debug_trap does this */
- + restore_pipeline (1);
- #endif
-
- subst_assign_varlist = save_subst_varlist;
- --- a/patchlevel.h
- +++ b/patchlevel.h
- @@ -25,6 +25,6 @@
- regexp `^#define[ ]*PATCHLEVEL', since that's what support/mkversion.sh
- looks for to find the patch level (for the sccs version string). */
-
- -#define PATCHLEVEL 1
- +#define PATCHLEVEL 2
-
- #endif /* _PATCHLEVEL_H_ */
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