156 lines
5.4 KiB
C
156 lines
5.4 KiB
C
/* Header for GDB line completion.
|
|
Copyright (C) 2000-2013 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#if !defined (LINESPEC_H)
|
|
#define LINESPEC_H 1
|
|
|
|
struct symtab;
|
|
|
|
#include "vec.h"
|
|
|
|
/* Flags to pass to decode_line_1 and decode_line_full. */
|
|
|
|
enum decode_line_flags
|
|
{
|
|
/* Set this flag if you want the resulting SALs to describe the
|
|
first line of indicated functions. */
|
|
DECODE_LINE_FUNFIRSTLINE = 1,
|
|
|
|
/* Set this flag if you want "list mode". In this mode, a
|
|
FILE:LINE linespec will always return a result, and such
|
|
linespecs will not be expanded to all matches. */
|
|
DECODE_LINE_LIST_MODE = 2
|
|
};
|
|
|
|
/* decode_line_full returns a vector of these. */
|
|
|
|
struct linespec_sals
|
|
{
|
|
/* This is the linespec corresponding to the sals contained in this
|
|
object. It can be passed as the FILTER argument to future calls
|
|
to decode_line_full. This is freed by
|
|
destroy_linespec_result. */
|
|
char *canonical;
|
|
|
|
/* Sals. The 'sals' field is destroyed by
|
|
destroy_linespec_result. */
|
|
struct symtabs_and_lines sals;
|
|
};
|
|
|
|
typedef struct linespec_sals linespec_sals;
|
|
DEF_VEC_O (linespec_sals);
|
|
|
|
/* An instance of this may be filled in by decode_line_1. The caller
|
|
must call init_linespec_result to initialize it and
|
|
destroy_linespec_result to destroy it. The caller must make copies
|
|
of any data that it needs to keep. */
|
|
|
|
struct linespec_result
|
|
{
|
|
/* If non-zero, the linespec should be displayed to the user. This
|
|
is used by "unusual" linespecs where the ordinary `info break'
|
|
display mechanism would do the wrong thing. */
|
|
int special_display;
|
|
|
|
/* If non-zero, the linespec result should be considered to be a
|
|
"pre-expanded" multi-location linespec. A pre-expanded linespec
|
|
holds all matching locations in a single linespec_sals
|
|
object. */
|
|
int pre_expanded;
|
|
|
|
/* If PRE_EXPANDED is non-zero, this is set to the linespec entered
|
|
by the user. This will be freed by destroy_linespec_result. */
|
|
char *addr_string;
|
|
|
|
/* The sals. The vector will be freed by
|
|
destroy_linespec_result. */
|
|
VEC (linespec_sals) *sals;
|
|
};
|
|
|
|
/* Initialize a linespec_result. */
|
|
|
|
extern void init_linespec_result (struct linespec_result *);
|
|
|
|
/* Destroy a linespec_result. */
|
|
|
|
extern void destroy_linespec_result (struct linespec_result *);
|
|
|
|
/* Return a cleanup that destroys a linespec_result. */
|
|
|
|
extern struct cleanup *
|
|
make_cleanup_destroy_linespec_result (struct linespec_result *);
|
|
|
|
/* Decode a linespec using the provided default symtab and line. */
|
|
|
|
extern struct symtabs_and_lines
|
|
decode_line_1 (char **argptr, int flags,
|
|
struct symtab *default_symtab, int default_line);
|
|
|
|
/* Parse *ARGPTR as a linespec and return results. This is the "full"
|
|
interface to this module, which handles multiple results
|
|
properly.
|
|
|
|
For FLAGS, see decode_line_flags. DECODE_LINE_LIST_MODE is not
|
|
valid for this function.
|
|
|
|
DEFAULT_SYMTAB and DEFAULT_LINE describe the default location.
|
|
DEFAULT_SYMTAB can be NULL, in which case the current symtab and
|
|
line are used.
|
|
|
|
CANONICAL is where the results are stored. It must not be NULL.
|
|
|
|
SELECT_MODE must be one of the multiple_symbols_* constants, or
|
|
NULL. It determines how multiple results will be handled. If
|
|
NULL, the appropriate CLI value will be used.
|
|
|
|
FILTER can either be NULL or a string holding a canonical name.
|
|
This is only valid when SELECT_MODE is multiple_symbols_all.
|
|
|
|
Multiple results are handled differently depending on the
|
|
arguments:
|
|
|
|
. With multiple_symbols_cancel, an exception is thrown.
|
|
|
|
. With multiple_symbols_ask, a menu is presented to the user. The
|
|
user may select none, in which case an exception is thrown; or all,
|
|
which is handled like multiple_symbols_all, below. Otherwise,
|
|
CANONICAL->SALS will have one entry for each name the user chose.
|
|
|
|
. With multiple_symbols_all, CANONICAL->SALS will have a single
|
|
entry describing all the matching locations. If FILTER is
|
|
non-NULL, then only locations whose canonical name is equal (in the
|
|
strcmp sense) to FILTER will be returned; all others will be
|
|
filtered out. */
|
|
|
|
extern void decode_line_full (char **argptr, int flags,
|
|
struct symtab *default_symtab, int default_line,
|
|
struct linespec_result *canonical,
|
|
const char *select_mode,
|
|
const char *filter);
|
|
|
|
/* Given a string, return the line specified by it, using the current
|
|
source symtab and line as defaults.
|
|
This is for commands like "list" and "breakpoint". */
|
|
|
|
extern struct symtabs_and_lines decode_line_with_current_source (char *, int);
|
|
|
|
/* Given a string, return the line specified by it, using the last displayed
|
|
codepoint's values as defaults, or nothing if they aren't valid. */
|
|
|
|
extern struct symtabs_and_lines decode_line_with_last_displayed (char *, int);
|
|
|
|
#endif /* defined (LINESPEC_H) */
|