diff options
Diffstat (limited to 'patches/source/bash/bash-4.3-patches/bash43-025')
| -rw-r--r-- | patches/source/bash/bash-4.3-patches/bash43-025 | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/patches/source/bash/bash-4.3-patches/bash43-025 b/patches/source/bash/bash-4.3-patches/bash43-025 new file mode 100644 index 00000000..721aca03 --- /dev/null +++ b/patches/source/bash/bash-4.3-patches/bash43-025 @@ -0,0 +1,123 @@ + BASH PATCH REPORT + ================= + +Bash-Release: 4.3 +Patch-ID: bash43-025 + +Bug-Reported-by: Stephane Chazelas <stephane.chazelas@gmail.com> +Bug-Reference-ID: +Bug-Reference-URL: + +Bug-Description: + +Under certain circumstances, bash will execute user code while processing the +environment for exported function definitions. + +Patch (apply with `patch -p0'): + +*** ../bash-4.3-patched/builtins/common.h 2013-07-08 16:54:47.000000000 -0400 +--- builtins/common.h 2014-09-12 14:25:47.000000000 -0400 +*************** +*** 34,37 **** +--- 49,54 ---- + #define SEVAL_PARSEONLY 0x020 + #define SEVAL_NOLONGJMP 0x040 ++ #define SEVAL_FUNCDEF 0x080 /* only allow function definitions */ ++ #define SEVAL_ONECMD 0x100 /* only allow a single command */ + + /* Flags for describe_command, shared between type.def and command.def */ +*** ../bash-4.3-patched/builtins/evalstring.c 2014-02-11 09:42:10.000000000 -0500 +--- builtins/evalstring.c 2014-09-14 14:15:13.000000000 -0400 +*************** +*** 309,312 **** +--- 313,324 ---- + struct fd_bitmap *bitmap; + ++ if ((flags & SEVAL_FUNCDEF) && command->type != cm_function_def) ++ { ++ internal_warning ("%s: ignoring function definition attempt", from_file); ++ should_jump_to_top_level = 0; ++ last_result = last_command_exit_value = EX_BADUSAGE; ++ break; ++ } ++ + bitmap = new_fd_bitmap (FD_BITMAP_SIZE); + begin_unwind_frame ("pe_dispose"); +*************** +*** 369,372 **** +--- 381,387 ---- + dispose_fd_bitmap (bitmap); + discard_unwind_frame ("pe_dispose"); ++ ++ if (flags & SEVAL_ONECMD) ++ break; + } + } +*** ../bash-4.3-patched/variables.c 2014-05-15 08:26:50.000000000 -0400 +--- variables.c 2014-09-14 14:23:35.000000000 -0400 +*************** +*** 359,369 **** + strcpy (temp_string + char_index + 1, string); + +! if (posixly_correct == 0 || legal_identifier (name)) +! parse_and_execute (temp_string, name, SEVAL_NONINT|SEVAL_NOHIST); +! +! /* Ancient backwards compatibility. Old versions of bash exported +! functions like name()=() {...} */ +! if (name[char_index - 1] == ')' && name[char_index - 2] == '(') +! name[char_index - 2] = '\0'; + + if (temp_var = find_function (name)) +--- 364,372 ---- + strcpy (temp_string + char_index + 1, string); + +! /* Don't import function names that are invalid identifiers from the +! environment, though we still allow them to be defined as shell +! variables. */ +! if (legal_identifier (name)) +! parse_and_execute (temp_string, name, SEVAL_NONINT|SEVAL_NOHIST|SEVAL_FUNCDEF|SEVAL_ONECMD); + + if (temp_var = find_function (name)) +*************** +*** 382,389 **** + report_error (_("error importing function definition for `%s'"), name); + } +- +- /* ( */ +- if (name[char_index - 1] == ')' && name[char_index - 2] == '\0') +- name[char_index - 2] = '('; /* ) */ + } + #if defined (ARRAY_VARS) +--- 385,388 ---- +*** ../bash-4.3-patched/subst.c 2014-08-11 11:16:35.000000000 -0400 +--- subst.c 2014-09-12 15:31:04.000000000 -0400 +*************** +*** 8048,8052 **** + goto return0; + } +! else if (var = find_variable_last_nameref (temp1)) + { + temp = nameref_cell (var); +--- 8118,8124 ---- + goto return0; + } +! else if (var && (invisible_p (var) || var_isset (var) == 0)) +! temp = (char *)NULL; +! else if ((var = find_variable_last_nameref (temp1)) && var_isset (var) && invisible_p (var) == 0) + { + temp = nameref_cell (var); +*** ../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 24 + + #endif /* _PATCHLEVEL_H_ */ +--- 26,30 ---- + looks for to find the patch level (for the sccs version string). */ + +! #define PATCHLEVEL 25 + + #endif /* _PATCHLEVEL_H_ */ |