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BASH PATCH REPORT
=================
Bash-Release: 4.3
Patch-ID: bash43-023
Bug-Reported-by: Tim Friske <me@timfriske.com>
Bug-Reference-ID: <CAM1RzOcOR9zzC2i+aeES6LtbHNHoOV+0pZEYPrqxv_QAii-RXA@mail.gmail.com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2014-06/msg00056.html
Bug-Description:
Bash does not correctly parse process substitution constructs that contain
unbalanced parentheses as part of the contained command.
Patch (apply with `patch -p0'):
*** ../bash-4.3-patched/subst.h 2014-01-11 21:02:27.000000000 -0500
--- subst.h 2014-07-20 17:25:01.000000000 -0400
***************
*** 83,87 ****
Start extracting at (SINDEX) as if we had just seen "<(".
Make (SINDEX) get the position just after the matching ")". */
! extern char *extract_process_subst __P((char *, char *, int *));
#endif /* PROCESS_SUBSTITUTION */
--- 83,87 ----
Start extracting at (SINDEX) as if we had just seen "<(".
Make (SINDEX) get the position just after the matching ")". */
! extern char *extract_process_subst __P((char *, char *, int *, int));
#endif /* PROCESS_SUBSTITUTION */
*** ../bash-4.3-patched/subst.c 2014-05-15 08:26:45.000000000 -0400
--- subst.c 2014-07-20 17:26:44.000000000 -0400
***************
*** 1193,1202 ****
Make (SINDEX) get the position of the matching ")". */ /*))*/
char *
! extract_process_subst (string, starter, sindex)
char *string;
char *starter;
int *sindex;
{
return (extract_delimited_string (string, sindex, starter, "(", ")", SX_COMMAND));
}
#endif /* PROCESS_SUBSTITUTION */
--- 1193,1208 ----
Make (SINDEX) get the position of the matching ")". */ /*))*/
char *
! extract_process_subst (string, starter, sindex, xflags)
char *string;
char *starter;
int *sindex;
+ int xflags;
{
+ #if 0
return (extract_delimited_string (string, sindex, starter, "(", ")", SX_COMMAND));
+ #else
+ xflags |= (no_longjmp_on_fatal_error ? SX_NOLONGJMP : 0);
+ return (xparse_dolparen (string, string+*sindex, sindex, xflags));
+ #endif
}
#endif /* PROCESS_SUBSTITUTION */
***************
*** 1786,1790 ****
if (string[si] == '\0')
CQ_RETURN(si);
! temp = extract_process_subst (string, (c == '<') ? "<(" : ">(", &si);
free (temp); /* no SX_ALLOC here */
i = si;
--- 1792,1796 ----
if (string[si] == '\0')
CQ_RETURN(si);
! temp = extract_process_subst (string, (c == '<') ? "<(" : ">(", &si, 0);
free (temp); /* no SX_ALLOC here */
i = si;
***************
*** 8250,8254 ****
t_index = sindex + 1; /* skip past both '<' and LPAREN */
! temp1 = extract_process_subst (string, (c == '<') ? "<(" : ">(", &t_index); /*))*/
sindex = t_index;
--- 8256,8260 ----
t_index = sindex + 1; /* skip past both '<' and LPAREN */
! temp1 = extract_process_subst (string, (c == '<') ? "<(" : ">(", &t_index, 0); /*))*/
sindex = t_index;
*** ../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 22
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 23
#endif /* _PATCHLEVEL_H_ */
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