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BASH PATCH REPORT
=================
Bash-Release: 5.2
Patch-ID: bash52-008
Bug-Reported-by: Glenn Jackman <glenn.jackman@gmail.com>
Bug-Reference-ID: <CAFC8ewQDx7hzNJzveuJ5o4FWo=ij7MzckiJVN_6NXjp504QZeg@mail.gmail.com>
Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2022-10/msg00095.html
Bug-Description:
Array subscript expansion can inappropriately quote brackets if the expression
contains < or >.
Patch (apply with `patch -p0'):
*** ../bash-20221015/subst.c 2022-10-18 10:47:33.000000000 -0500
--- subst.c 2022-10-20 11:41:07.000000000 -0500
***************
*** 3820,3823 ****
--- 3820,3827 ----
#endif
+ /* We don't perform process substitution in arithmetic expressions, so don't
+ bother checking for it. */
+ #define ARITH_EXP_CHAR(s) (s == '$' || s == '`' || s == CTLESC || s == '~')
+
/* If there are any characters in STRING that require full expansion,
then call FUNC to expand STRING; otherwise just perform quote
***************
*** 4029,4033 ****
while (string[i])
{
! if (EXP_CHAR (string[i]))
break;
else if (string[i] == '\'' || string[i] == '\\' || string[i] == '"')
--- 4033,4037 ----
while (string[i])
{
! if (ARITH_EXP_CHAR (string[i]))
break;
else if (string[i] == '\'' || string[i] == '\\' || string[i] == '"')
*** ../bash-5.2/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 7
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 8
#endif /* _PATCHLEVEL_H_ */
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