| BASH PATCH REPORT |
| ================= |
| |
| Bash-Release: 4.2 |
| Patch-ID: bash42-004 |
| |
| Bug-Reported-by: Mike Frysinger <vapier@gentoo.org> |
| Bug-Reference-ID: <201102182106.17834.vapier@gentoo.org> |
| Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-02/msg00222.html |
| |
| Bug-Description: |
| |
| When used in contexts where word splitting and quote removal were not |
| performed, such as pattern removal or pattern substitution, empty strings |
| (either literal or resulting from quoted variables that were unset or |
| null) were not matched correctly, resulting in failure. |
| |
| Patch (apply with `patch -p0'): |
| |
| *** ../bash-4.2-patched/subst.c 2011-01-02 16:12:51.000000000 -0500 |
| --- ./subst.c 2011-02-18 22:30:13.000000000 -0500 |
| *************** |
| *** 3373,3379 **** |
| if (string == 0 || *string == '\0') |
| return (WORD_LIST *)NULL; |
| |
| ! td.flags = 0; |
| td.word = string; |
| tresult = call_expand_word_internal (&td, quoted, 1, dollar_at_p, has_dollar_at); |
| return (tresult); |
| --- 3373,3379 ---- |
| if (string == 0 || *string == '\0') |
| return (WORD_LIST *)NULL; |
| |
| ! td.flags = W_NOSPLIT2; /* no splitting, remove "" and '' */ |
| td.word = string; |
| tresult = call_expand_word_internal (&td, quoted, 1, dollar_at_p, has_dollar_at); |
| return (tresult); |
| *** ../bash-4.2-patched/patchlevel.h Sat Jun 12 20:14:48 2010 |
| --- ./patchlevel.h Thu Feb 24 21:41:34 2011 |
| *************** |
| *** 26,30 **** |
| looks for to find the patch level (for the sccs version string). */ |
| |
| ! #define PATCHLEVEL 3 |
| |
| #endif /* _PATCHLEVEL_H_ */ |
| --- 26,30 ---- |
| looks for to find the patch level (for the sccs version string). */ |
| |
| ! #define PATCHLEVEL 4 |
| |
| #endif /* _PATCHLEVEL_H_ */ |
