BASH PATCH REPORT ================= Bash-Release: 5.1 Patch-ID: bash51-003 Bug-Reported-by: oguzismailuysal@gmail.com Bug-Reference-ID: 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 */