BASH PATCH REPORT ================= Bash-Release: 4.3 Patch-ID: bash43-020 Bug-Reported-by: Jared Yanovich Bug-Reference-ID: <20140417073654.GB26875@nightderanger.psc.edu> Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-04/msg00065.html Bug-Description: When PS2 contains a command substitution, here-documents entered in an interactive shell can sometimes cause a segmentation fault. Patch (apply with `patch -p0'): *** ../bash-4.3-patched/shell.h 2012-12-25 21:11:01.000000000 -0500 --- shell.h 2014-06-03 09:24:28.000000000 -0400 *************** *** 169,173 **** int expand_aliases; int echo_input_at_read; ! } sh_parser_state_t; --- 169,174 ---- int expand_aliases; int echo_input_at_read; ! int need_here_doc; ! } sh_parser_state_t; *** ../bash-4.3-patched/parse.y 2014-05-14 09:16:40.000000000 -0400 --- parse.y 2014-04-30 09:27:59.000000000 -0400 *************** *** 2643,2647 **** r = 0; ! while (need_here_doc) { parser_state |= PST_HEREDOC; --- 2643,2647 ---- r = 0; ! while (need_here_doc > 0) { parser_state |= PST_HEREDOC; *************** *** 6076,6079 **** --- 6076,6080 ---- ps->expand_aliases = expand_aliases; ps->echo_input_at_read = echo_input_at_read; + ps->need_here_doc = need_here_doc; ps->token = token; *************** *** 6124,6127 **** --- 6125,6129 ---- expand_aliases = ps->expand_aliases; echo_input_at_read = ps->echo_input_at_read; + need_here_doc = ps->need_here_doc; FREE (token); *** ../bash-4.3-patched/y.tab.c 2014-04-07 11:56:12.000000000 -0400 --- y.tab.c 2014-07-30 09:55:57.000000000 -0400 *************** *** 4955,4959 **** r = 0; ! while (need_here_doc) { parser_state |= PST_HEREDOC; --- 5151,5155 ---- r = 0; ! while (need_here_doc > 0) { parser_state |= PST_HEREDOC; *************** *** 8388,8391 **** --- 8584,8588 ---- ps->expand_aliases = expand_aliases; ps->echo_input_at_read = echo_input_at_read; + ps->need_here_doc = need_here_doc; ps->token = token; *************** *** 8436,8439 **** --- 8633,8637 ---- expand_aliases = ps->expand_aliases; echo_input_at_read = ps->echo_input_at_read; + need_here_doc = ps->need_here_doc; FREE (token); *** ../bash-4.3/patchlevel.h 2012-12-29 10:47:57.000000000 -0500 --- patchlevel.h 2014-03-20 20:01:28.000000000 -0400 *************** *** 26,30 **** looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 19 #endif /* _PATCHLEVEL_H_ */ --- 26,30 ---- looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 20 #endif /* _PATCHLEVEL_H_ */