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Diffstat (limited to 'package/bash/bash30-001')
| -rw-r--r-- | package/bash/bash30-001 | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/package/bash/bash30-001 b/package/bash/bash30-001 new file mode 100644 index 000000000..9e5ae682a --- /dev/null +++ b/package/bash/bash30-001 @@ -0,0 +1,164 @@ + BASH PATCH REPORT + ================= + +Bash-Release: 3.0 +Patch-ID: bash30-001 + +Bug-Reported-by: Karlheinz Nolte <kn@k-nolte.de> +Bug-Reference-ID: <20040801200058.GA3311@mars.home.k-nolte.de> +Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2004-08/msg00009.html + +Bug-Description: + + The following script triggers the segfault. + This was found by Costa Tsaousis the author of FireHOL. + He wrotes: + + "I think I have found the bug. The script bellow crashes at the + third echo (UNSET). It seems to be a problem of the "unset" BASH + function when erasing arrays. It leaves something behind so that if + the array just unset is referenced, it produces a segmentation fault. + According to the documentation the first and the third expansions + should be exactly the same." + +Patch: + +*** ../bash-3.0/arrayfunc.c Fri Dec 19 00:03:09 2003 +--- arrayfunc.c Sun Aug 1 20:43:00 2004 +*************** +*** 612,616 **** + + free (t); +! return var; + } + +--- 612,616 ---- + + free (t); +! return (var == 0 || invisible_p (var)) ? (SHELL_VAR *)0 : var; + } + + +*** ../bash-3.0/subst.c Sun Jul 4 13:56:13 2004 +--- subst.c Thu Aug 12 13:36:17 2004 +*************** +*** 4983,4987 **** + return -1; + } +! else if ((v = find_variable (varname)) && array_p (v)) + { + vtype = VT_ARRAYMEMBER; +--- 5003,5007 ---- + return -1; + } +! else if ((v = find_variable (varname)) && (invisible_p (v) == 0) && array_p (v)) + { + vtype = VT_ARRAYMEMBER; + +*** ../bash-3.0/variables.c Sun Jul 4 13:57:26 2004 +--- variables.c Wed Aug 4 15:28:04 2004 +*************** +*** 1420,1428 **** + + # if defined (DEBUGGER) +! v = init_dynamic_array_var ("BASH_ARGC", get_self, null_array_assign, (att_invisible|att_noassign)); +! v = init_dynamic_array_var ("BASH_ARGV", get_self, null_array_assign, (att_invisible|att_noassign)); + # endif /* DEBUGGER */ +! v = init_dynamic_array_var ("BASH_SOURCE", get_self, null_array_assign, (att_invisible|att_noassign)); +! v = init_dynamic_array_var ("BASH_LINENO", get_self, null_array_assign, (att_invisible|att_noassign)); + #endif + +--- 1420,1428 ---- + + # if defined (DEBUGGER) +! v = init_dynamic_array_var ("BASH_ARGC", get_self, null_array_assign, att_noassign); +! v = init_dynamic_array_var ("BASH_ARGV", get_self, null_array_assign, att_noassign); + # endif /* DEBUGGER */ +! v = init_dynamic_array_var ("BASH_SOURCE", get_self, null_array_assign, att_noassign); +! v = init_dynamic_array_var ("BASH_LINENO", get_self, null_array_assign, att_noassign); + #endif + +*************** +*** 1600,1604 **** + old_var = find_variable (name); + if (old_var && local_p (old_var) && old_var->context == variable_context) +! return (old_var); + + was_tmpvar = old_var && tempvar_p (old_var); +--- 1600,1607 ---- + old_var = find_variable (name); + if (old_var && local_p (old_var) && old_var->context == variable_context) +! { +! VUNSETATTR (old_var, att_invisible); +! return (old_var); +! } + + was_tmpvar = old_var && tempvar_p (old_var); +*** ../bash-3.0/pcomplete.c Thu Jan 8 10:36:17 2004 +--- pcomplete.c Tue Aug 3 23:15:41 2004 +*************** +*** 864,867 **** +--- 864,869 ---- + v = convert_var_to_array (v); + v = assign_array_var_from_word_list (v, lwords); ++ ++ VUNSETATTR (v, att_invisible); + return v; + } +*************** +*** 1022,1025 **** +--- 1024,1029 ---- + if (array_p (v) == 0) + v = convert_var_to_array (v); ++ ++ VUNSETATTR (v, att_invisible); + + a = array_cell (v); +*** ../bash-3.0/array.c Thu May 6 08:24:13 2004 +--- array.c Wed Aug 25 15:50:42 2004 +*************** +*** 452,456 **** + array_dispose_element(new); + free(element_value(ae)); +! ae->value = savestring(v); + return(0); + } else if (element_index(ae) > i) { +--- 454,458 ---- + array_dispose_element(new); + free(element_value(ae)); +! ae->value = v ? savestring(v) : (char *)NULL; + return(0); + } else if (element_index(ae) > i) { + +*** ../bash-3.0/patchlevel.h Wed Aug 22 08:05:39 2001 +--- patchlevel.h Thu Sep 2 15:04:32 2004 +*************** +*** 26,30 **** + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 0 + + #endif /* _PATCHLEVEL_H_ */ +--- 26,30 ---- + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 1 + + #endif /* _PATCHLEVEL_H_ */ +*** ../bash-3.0/tests/dbg-support.tests Tue Mar 25 15:33:03 2003 +--- tests/dbg-support.tests Tue Aug 3 23:09:29 2004 +*************** +*** 63,68 **** + trap 'print_return_trap $LINENO' RETURN + +! # Funcname is now an array. Vanilla Bash 2.05 doesn't have FUNCNAME array. +! echo "FUNCNAME" ${FUNCNAME[0]} + + # We should trace into the below. +--- 63,68 ---- + trap 'print_return_trap $LINENO' RETURN + +! # Funcname is now an array, but you still can't see it outside a function +! echo "FUNCNAME" ${FUNCNAME[0]:-main} + + # We should trace into the below. |