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bash: bump to version 4.2 pl20

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Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
This commit is contained in:
Gustavo Zacarias 2012-01-24 13:29:06 -03:00 committed by Peter Korsgaard
parent ce7a7896c5
commit 5bedeb2fb3
10 changed files with 651 additions and 0 deletions
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46
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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-011
Bug-Reported-by: "David Parks" <davidparks21@yahoo.com>
Bug-Reference-ID: <014101cc82c6$46ac1540$d4043fc0$@com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-10/msg00031.html
Bug-Description:
Overwriting a value in an associative array causes the memory allocated to
store the key on the second and subsequent assignments to leak.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/assoc.c 2009-08-05 20:19:40.000000000 -0400
--- ./assoc.c 2011-10-04 20:23:07.000000000 -0400
***************
*** 78,81 ****
--- 78,86 ----
if (b == 0)
return -1;
+ /* If we are overwriting an existing element's value, we're not going to
+ use the key. Nothing in the array assignment code path frees the key
+ string, so we can free it here to avoid a memory leak. */
+ if (b->key != key)
+ free (key);
FREE (b->data);
b->data = value ? savestring (value) : (char *)0;
*** ../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 10
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 11
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-012
Bug-Reported-by: Rui Santos <rsantos@grupopie.com>
Bug-Reference-ID: <4E04C6D0.2020507@grupopie.com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-06/msg00079.html
Bug-Description:
When calling the parser to recursively parse a command substitution within
an arithmetic expansion, the shell overwrote the saved shell input line and
associated state, resulting in a garbled command.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/parse.y 2011-02-26 19:19:05.000000000 -0500
--- ./parse.y 2011-06-24 20:08:22.000000000 -0400
***************
*** 3843,3846 ****
--- 3849,3853 ----
{
sh_parser_state_t ps;
+ sh_input_line_state_t ls;
int orig_ind, nc, sflags;
char *ret, *s, *ep, *ostring;
***************
*** 3850,3857 ****
--- 3857,3866 ----
ostring = string;
+ /*itrace("xparse_dolparen: size = %d shell_input_line = `%s'", shell_input_line_size, shell_input_line);*/
sflags = SEVAL_NONINT|SEVAL_NOHIST|SEVAL_NOFREE;
if (flags & SX_NOLONGJMP)
sflags |= SEVAL_NOLONGJMP;
save_parser_state (&ps);
+ save_input_line_state (&ls);
/*(*/
***************
*** 3862,3865 ****
--- 3871,3876 ----
restore_parser_state (&ps);
reset_parser ();
+ /* reset_parser clears shell_input_line and associated variables */
+ restore_input_line_state (&ls);
if (interactive)
token_to_read = 0;
***************
*** 5909,5912 ****
--- 5920,5929 ----
ps->echo_input_at_read = echo_input_at_read;
+ ps->token = token;
+ ps->token_buffer_size = token_buffer_size;
+ /* Force reallocation on next call to read_token_word */
+ token = 0;
+ token_buffer_size = 0;
+
return (ps);
}
***************
*** 5950,5953 ****
--- 5967,6006 ----
expand_aliases = ps->expand_aliases;
echo_input_at_read = ps->echo_input_at_read;
+
+ FREE (token);
+ token = ps->token;
+ token_buffer_size = ps->token_buffer_size;
+ }
+
+ sh_input_line_state_t *
+ save_input_line_state (ls)
+ sh_input_line_state_t *ls;
+ {
+ if (ls == 0)
+ ls = (sh_input_line_state_t *)xmalloc (sizeof (sh_input_line_state_t));
+ if (ls == 0)
+ return ((sh_input_line_state_t *)NULL);
+
+ ls->input_line = shell_input_line;
+ ls->input_line_size = shell_input_line_size;
+ ls->input_line_len = shell_input_line_len;
+ ls->input_line_index = shell_input_line_index;
+
+ /* force reallocation */
+ shell_input_line = 0;
+ shell_input_line_size = shell_input_line_len = shell_input_line_index = 0;
+ }
+
+ void
+ restore_input_line_state (ls)
+ sh_input_line_state_t *ls;
+ {
+ FREE (shell_input_line);
+ shell_input_line = ls->input_line;
+ shell_input_line_size = ls->input_line_size;
+ shell_input_line_len = ls->input_line_len;
+ shell_input_line_index = ls->input_line_index;
+
+ set_line_mbstate ();
}
*** ../bash-4.2-patched/shell.h 2011-01-06 22:16:55.000000000 -0500
--- ./shell.h 2011-06-24 19:12:25.000000000 -0400
***************
*** 137,140 ****
--- 139,145 ----
int *token_state;
+ char *token;
+ int token_buffer_size;
+
/* input line state -- line number saved elsewhere */
int input_line_terminator;
***************
*** 167,171 ****
--- 172,186 ----
} sh_parser_state_t;
+ typedef struct _sh_input_line_state_t {
+ char *input_line;
+ int input_line_index;
+ int input_line_size;
+ int input_line_len;
+ } sh_input_line_state_t;
+
/* Let's try declaring these here. */
extern sh_parser_state_t *save_parser_state __P((sh_parser_state_t *));
extern void restore_parser_state __P((sh_parser_state_t *));
+
+ extern sh_input_line_state_t *save_input_line_state __P((sh_input_line_state_t *));
+ extern void restore_input_line_state __P((sh_input_line_state_t *));
*** ../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 11
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 12
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-013
Bug-Reported-by: Marten Wikstrom <marten.wikstrom@keystream.se>
Bug-Reference-ID: <BANLkTikKECAh94ZEX68iQvxYuPeEM_xoSQ@mail.gmail.com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-05/msg00049.html
Bug-Description:
An off-by-one error caused the shell to skip over CTLNUL characters,
which are used internally to mark quoted null strings. The effect
was to have stray 0x7f characters left after expanding words like
""""""""aa.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/subst.c 2011-03-06 14:11:11.000000000 -0500
--- ./subst.c 2011-05-11 11:23:33.000000000 -0400
***************
*** 3707,3711 ****
}
else if (string[i] == CTLNUL)
! i++;
prev_i = i;
--- 3710,3717 ----
}
else if (string[i] == CTLNUL)
! {
! i++;
! continue;
! }
prev_i = i;
*** ../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 12
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 13
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-014
Bug-Reported-by: Shawn Bohrer <sbohrer@rgmadvisors.com>
Bug-Reference-ID: <20110504152320.6E8F28130527@dev1.rgmadvisors.com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-05/msg00018.html
Bug-Description:
The regular expression matching operator did not correctly match
expressions with an embedded ^A.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/pathexp.c 2010-08-13 23:21:57.000000000 -0400
--- ./pathexp.c 2011-05-05 16:40:58.000000000 -0400
***************
*** 197,201 ****
if ((qflags & QGLOB_FILENAME) && pathname[i+1] == '/')
continue;
! if ((qflags & QGLOB_REGEXP) && ere_char (pathname[i+1]) == 0)
continue;
temp[j++] = '\\';
--- 197,201 ----
if ((qflags & QGLOB_FILENAME) && pathname[i+1] == '/')
continue;
! if (pathname[i+1] != CTLESC && (qflags & QGLOB_REGEXP) && ere_char (pathname[i+1]) == 0)
continue;
temp[j++] = '\\';
*** ../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 13
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 14
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-015
Bug-Reported-by: <dnade.ext@orange-ftgroup.com>
Bug-Reference-ID: <728_1312188080_4E3666B0_728_118711_1_3B5D3E0F95CC5C478D6500CDCE8B691F7AAAA4AA3D@PUEXCB2B.nanterre.francetelecom.fr>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-08/msg00000.html
Bug-Description:
When in a context where arithmetic evaluation is not taking place, the
evaluator should not check for division by 0.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/expr.c 2010-12-21 11:12:13.000000000 -0500
--- ./expr.c 2011-08-02 20:58:28.000000000 -0400
***************
*** 477,480 ****
--- 481,492 ----
if (special)
{
+ if ((op == DIV || op == MOD) && value == 0)
+ {
+ if (noeval == 0)
+ evalerror (_("division by 0"));
+ else
+ value = 1;
+ }
+
switch (op)
{
***************
*** 483,493 ****
break;
case DIV:
- if (value == 0)
- evalerror (_("division by 0"));
lvalue /= value;
break;
case MOD:
- if (value == 0)
- evalerror (_("division by 0"));
lvalue %= value;
break;
--- 495,501 ----
***************
*** 805,809 ****
if (((op == DIV) || (op == MOD)) && (val2 == 0))
! evalerror (_("division by 0"));
if (op == MUL)
--- 813,822 ----
if (((op == DIV) || (op == MOD)) && (val2 == 0))
! {
! if (noeval == 0)
! evalerror (_("division by 0"));
! else
! val2 = 1;
! }
if (op == MUL)
*** ../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 14
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 15
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-016
Bug-Reported-by: Martin von Gagern <Martin.vGagern@gmx.net>
Bug-Reference-ID: <4E43AD9E.8060501@gmx.net>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-08/msg00141.html
Bug-Description:
Bash should not check for mail while executing the `eval' builtin.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/parse.y Fri Feb 25 12:07:41 2011
--- ./parse.y Thu Aug 11 19:02:26 2011
***************
*** 2500,2504 ****
is the mail alarm reset; nothing takes place in check_mail ()
except the checking of mail. Please don't change this. */
! if (prompt_is_ps1 && time_to_check_mail ())
{
check_mail ();
--- 2498,2502 ----
is the mail alarm reset; nothing takes place in check_mail ()
except the checking of mail. Please don't change this. */
! if (prompt_is_ps1 && parse_and_execute_level == 0 && time_to_check_mail ())
{
check_mail ();
*** ../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 15
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 16
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-017
Bug-Reported-by: Curtis Doty <Curtis@GreenKey.net>
Bug-Reference-ID: <20110621035324.A4F70849F59@mx1.iParadigms.net>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-06/msg00053.html
Bug-Description:
Using `read -a foo' where foo was an already-declared associative array
caused the shell to die with a segmentation fault.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/builtins/read.def 2011-01-04 11:43:36.000000000 -0500
--- ./builtins/read.def 2011-06-21 10:31:02.000000000 -0400
***************
*** 643,646 ****
--- 642,651 ----
return EXECUTION_FAILURE; /* readonly or noassign */
}
+ if (assoc_p (var))
+ {
+ builtin_error (_("%s: cannot convert associative to indexed array"), arrayname);
+ xfree (input_string);
+ return EXECUTION_FAILURE; /* existing associative array */
+ }
array_flush (array_cell (var));
*** ../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 16
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 17
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-018
Bug-Reported-by: Thomas Cort <tcort@minix3.org>
Bug-Reference-ID: <BANLkTik-ebGGw3k_1YtB=RyfV1bsqdxC_g@mail.gmail.com>
Bug-Reference-URL: http://lists.gnu.org/archive/html/bug-bash/2011-06/msg00110.html
Bug-Description:
Bash fails to compile unless JOB_CONTROL is defined.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/execute_cmd.c 2011-02-09 17:32:25.000000000 -0500
--- ./execute_cmd.c 2011-11-06 15:12:48.000000000 -0500
***************
*** 2197,2200 ****
--- 2315,2319 ----
cmd->flags |= CMD_IGNORE_RETURN;
+ #if defined (JOB_CONTROL)
lastpipe_flag = 0;
begin_unwind_frame ("lastpipe-exec");
***************
*** 2216,2228 ****
add_unwind_protect (lastpipe_cleanup, lastpipe_jid);
}
! cmd->flags |= CMD_LASTPIPE;
}
if (prev >= 0)
add_unwind_protect (close, prev);
exec_result = execute_command_internal (cmd, asynchronous, prev, pipe_out, fds_to_close);
if (lstdin > 0)
restore_stdin (lstdin);
if (prev >= 0)
--- 2335,2351 ----
add_unwind_protect (lastpipe_cleanup, lastpipe_jid);
}
! if (cmd)
! cmd->flags |= CMD_LASTPIPE;
}
if (prev >= 0)
add_unwind_protect (close, prev);
+ #endif
exec_result = execute_command_internal (cmd, asynchronous, prev, pipe_out, fds_to_close);
+ #if defined (JOB_CONTROL)
if (lstdin > 0)
restore_stdin (lstdin);
+ #endif
if (prev >= 0)
*** ../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 17
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 18
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-019
Bug-Reported-by: Diego Augusto Molina <diegoaugustomolina@gmail.com>
Bug-Reference-ID: <CAGOxLdHcSQu3ck9Qy3pRjj_NBU5tAPSAvNm-95-nLQ9Szwb6aA@mail.gmail.com>
Bug-Reference-URL: lists.gnu.org/archive/html/bug-bash/2011-09/msg00047.html
Bug-Description:
Using `declare' with attributes and an invalid array variable name or
assignment reference resulted in a segmentation fault instead of a
declaration error.
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/builtins/declare.def 2010-05-30 18:25:21.000000000 -0400
--- ./builtins/declare.def 2011-09-15 15:20:20.000000000 -0400
***************
*** 514,517 ****
--- 514,522 ----
var = assign_array_element (name, value, 0); /* XXX - not aflags */
*subscript_start = '\0';
+ if (var == 0) /* some kind of assignment error */
+ {
+ assign_error++;
+ NEXT_VARIABLE ();
+ }
}
else if (simple_array_assign)
*** ../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 18
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 19
#endif /* _PATCHLEVEL_H_ */

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BASH PATCH REPORT
=================
Bash-Release: 4.2
Patch-ID: bash42-020
Bug-Reported-by: Vincent Sheffer <vince.sheffer@apisphere.com>
Bug-Reference-ID: <F13C1C4F-C44C-4071-BFED-4BB6D13CF92F@apisphere.com>
Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-readline/2011-08/msg00000.html
Bug-Description:
The shared object helper script needs to be updated for Mac OS X 10.7
(Lion, darwin11).
Patch (apply with `patch -p0'):
*** ../bash-4.2-patched/support/shobj-conf 2009-10-28 09:20:21.000000000 -0400
--- ./support/shobj-conf 2011-08-27 13:25:23.000000000 -0400
***************
*** 158,162 ****
# Darwin/MacOS X
! darwin[89]*|darwin10*)
SHOBJ_STATUS=supported
SHLIB_STATUS=supported
--- 172,176 ----
# Darwin/MacOS X
! darwin[89]*|darwin1[012]*)
SHOBJ_STATUS=supported
SHLIB_STATUS=supported
***************
*** 187,191 ****
case "${host_os}" in
! darwin[789]*|darwin10*) SHOBJ_LDFLAGS=''
SHLIB_XLDFLAGS='-dynamiclib -arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
;;
--- 201,205 ----
case "${host_os}" in
! darwin[789]*|darwin1[012]*) SHOBJ_LDFLAGS=''
SHLIB_XLDFLAGS='-dynamiclib -arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
;;
*** ../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 19
#endif /* _PATCHLEVEL_H_ */
--- 26,30 ----
looks for to find the patch level (for the sccs version string). */
! #define PATCHLEVEL 20
#endif /* _PATCHLEVEL_H_ */