bash/bash40-016
2009-04-08 10:41:09 +00:00

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BASH PATCH REPORT
=================
Bash-Release: 4.0
Patch-ID: bash40-016
Bug-Reported-by: Brian J. Murrell" <brian@interlinx.bc.ca>
Bug-Reference-ID: <1237564627.7666.12.camel@pc.interlinx.bc.ca>
Bug-Reference-URL:http://lists.gnu.org/archive/html/bug-bash/2009-03/msg00160.html
Bug-Description:
There are several problems with the handling of $LINENO in an ERR trap.
Patch:
*** ../bash-4.0-patched/trap.c 2009-01-16 17:07:53.000000000 -0500
--- trap.c 2009-03-20 21:37:00.000000000 -0400
***************
*** 756,760 ****
flags = SEVAL_NONINT|SEVAL_NOHIST;
! if (sig != DEBUG_TRAP && sig != RETURN_TRAP)
flags |= SEVAL_RESETLINE;
if (function_code == 0)
--- 756,760 ----
flags = SEVAL_NONINT|SEVAL_NOHIST;
! if (sig != DEBUG_TRAP && sig != RETURN_TRAP && sig != ERROR_TRAP)
flags |= SEVAL_RESETLINE;
if (function_code == 0)
*** ../bash-4.0-patched/execute_cmd.c 2009-02-13 16:41:41.000000000 -0500
--- execute_cmd.c 2009-03-21 14:16:11.000000000 -0400
***************
*** 569,572 ****
--- 569,573 ----
/* Fork a subshell, turn off the subshell bit, turn off job
control and call execute_command () on the command again. */
+ line_number_for_err_trap = line_number;
paren_pid = make_child (savestring (make_command_string (command)),
asynchronous);
***************
*** 611,615 ****
--- 612,619 ----
{
last_command_exit_value = exec_result;
+ save_line_number = line_number;
+ line_number = line_number_for_err_trap;
run_error_trap ();
+ line_number = save_line_number;
}
***************
*** 767,771 ****
--- 771,777 ----
{
last_command_exit_value = exec_result;
+ line_number = line_number_for_err_trap;
run_error_trap ();
+ line_number = save_line_number;
}
***************
*** 2106,2109 ****
--- 2112,2116 ----
COMMAND *tc, *second;
int ignore_return, exec_result, was_error_trap, invert;
+ volatile int save_line_number;
ignore_return = (command->flags & CMD_IGNORE_RETURN) != 0;
***************
*** 2175,2178 ****
--- 2182,2186 ----
ignore_return = (command->flags & CMD_IGNORE_RETURN) != 0;
+ line_number_for_err_trap = line_number;
exec_result = execute_pipeline (command, asynchronous, pipe_in, pipe_out, fds_to_close);
***************
*** 2180,2184 ****
--- 2188,2195 ----
{
last_command_exit_value = exec_result;
+ save_line_number = line_number;
+ line_number = line_number_for_err_trap;
run_error_trap ();
+ line_number = save_line_number;
}
*** ../bash-4.0/patchlevel.h 2009-01-04 14:32:40.000000000 -0500
--- patchlevel.h 2009-02-22 16:11:31.000000000 -0500
***************
*** 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_ */