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BASH PATCH REPORT
=================
Bash-Release: 5.1
Patch-ID: bash51-003
Bug-Reported-by: oguzismailuysal@gmail.com
Bug-Reference-ID: <CAH7i3LpG91BnNcDtaTUm2Ph7a+PnJkuh6nAc87cVL7_38tOaMQ@mail.gmail.com>
Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2020-12/msg00050.html
Bug-Description:
Bash does not put a command substitution process that is started to perform an
expansion in a child process into the right process group where it can receive
keyboard-generated signals.
--- 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 2
+#define PATCHLEVEL 3
#endif /* _PATCHLEVEL_H_ */
--- a/subst.c
+++ b/subst.c
@@ -6356,8 +6356,10 @@ command_substitute (string, quoted, flag
#if defined (JOB_CONTROL)
old_pipeline_pgrp = pipeline_pgrp;
- /* Don't reset the pipeline pgrp if we're already a subshell in a pipeline. */
- if ((subshell_environment & SUBSHELL_PIPE) == 0)
+ /* Don't reset the pipeline pgrp if we're already a subshell in a pipeline or
+ we've already forked to run a disk command (and are expanding redirections,
+ for example). */
+ if ((subshell_environment & (SUBSHELL_FORK|SUBSHELL_PIPE)) == 0)
pipeline_pgrp = shell_pgrp;
cleanup_the_pipeline ();
#endif /* JOB_CONTROL */
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