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4262abfb98
gdb/ 2013-09-24 Jan Kratochvil <jan.kratochvil@redhat.com> Code cleanup: Add objfile_name accessor function. * ada-lang.c (is_known_support_routine): Use objfile_name. * auto-load.c (source_gdb_script_for_objfile) (auto_load_objfile_script): Likewise. * coffread.c (coff_symtab_read, read_one_sym): Likewise. * dbxread.c (dbx_symfile_read): Likewise. * dwarf2-frame.c (dwarf2_build_frame_info): Likewise. * dwarf2loc.c (locexpr_describe_location_piece): Likewise. * dwarf2read.c (dwarf2_get_dwz_file, dwarf2_read_index) (dw2_symtab_iter_next, dw2_expand_symtabs_matching) (lookup_dwp_signatured_type, lookup_dwo_unit) (dwarf2_build_psymtabs_hard, scan_partial_symbols, process_queue) (fixup_go_packaging, process_imported_unit_die, dwarf2_physname) (read_import_statement, create_dwo_cu, open_and_init_dwp_file) (lookup_dwo_cutu, read_call_site_scope, dwarf2_ranges_read) (dwarf2_record_block_ranges, read_common_block, read_typedef) (read_subrange_type, load_partial_dies, read_partial_die) (read_addr_index_1, read_str_index, dwarf_decode_lines_1) (die_containing_type, build_error_marker_type, lookup_die_type) (follow_die_ref_or_sig, follow_die_ref, dwarf2_fetch_die_loc_sect_off) (dwarf2_fetch_constant_bytes, follow_die_sig, get_signatured_type) (get_DW_AT_signature_type, write_psymtabs_to_index) (save_gdb_index_command): Likewise. * elfread.c (find_separate_debug_file_by_buildid, elf_symfile_read): Likewise. * expprint.c (dump_subexp_body_standard): Likewise. * gdbtypes.c (type_name_no_tag_or_error): Likewise. * jit.c (jit_object_close_impl): Use the objfile field name renamed to original_name. * linux-thread-db.c (try_thread_db_load_from_pdir_1): New variable obj_name, use objfile_name for it, use the variable. (try_thread_db_load_from_pdir, has_libpthread, thread_db_new_objfile): Use objfile_name. * machoread.c (macho_symtab_read, macho_check_dsym) (macho_symfile_relocate): Likewise. * maint.c (maintenance_translate_address): Likewise. * minidebug.c (find_separate_debug_file_in_section): Likewise. * minsyms.c (install_minimal_symbols): Likewise. * objfiles.c (allocate_objfile): Use the objfile field name renamed to original_name. (filter_overlapping_sections): Use objfile_name. (objfile_name): New function. * objfiles.h (struct objfile): Rename field name to original_name. (objfile_name): New prototype. * printcmd.c (sym_info, address_info): Use objfile_name. * probe.c (parse_probes, collect_probes, compare_probes) (info_probes_for_ops): Likewise. * progspace.c (clone_program_space): Likewise. * psymtab.c (require_partial_symbols, dump_psymtab, allocate_psymtab) (maintenance_info_psymtabs): Likewise. * python/py-auto-load.c (gdbpy_load_auto_script_for_objfile) (source_section_scripts): Likewise. * python/py-objfile.c (objfpy_get_filename): Likewise. * python/py-progspace.c (pspy_get_filename): Likewise. * solib-aix.c (solib_aix_get_toc_value): Likewise. * solib-som.c (match_main, som_solib_section_offsets): Likewise. * solib.c (solib_read_symbols): Likewise. * stabsread.c (scan_file_globals): Likewise. * stap-probe.c (handle_stap_probe): Likewise. * symfile.c (symbol_file_clear, separate_debug_file_exists) (find_separate_debug_file_by_debuglink): Likewise. (reread_symbols): Likewise. Use the objfile field name renamed to original_name. (allocate_symtab): Use objfile_name. * symmisc.c (print_symbol_bcache_statistics, print_objfile_statistics) (dump_objfile, dump_msymbols, dump_symtab_1) (maintenance_print_msymbols, maintenance_print_objfiles) (maintenance_info_symtabs, maintenance_check_symtabs): Likewise. * target.c (target_translate_tls_address, target_info): Likewise. * xcoffread.c (xcoff_initial_scan): Make variable name const. Use objfile_name.
380 lines
8.8 KiB
C
380 lines
8.8 KiB
C
/* Python interface to objfiles.
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Copyright (C) 2008-2013 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "python-internal.h"
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#include "charset.h"
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#include "objfiles.h"
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#include "language.h"
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typedef struct
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{
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PyObject_HEAD
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/* The corresponding objfile. */
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struct objfile *objfile;
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/* The pretty-printer list of functions. */
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PyObject *printers;
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/* The frame filter list of functions. */
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PyObject *frame_filters;
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/* The type-printer list. */
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PyObject *type_printers;
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} objfile_object;
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static PyTypeObject objfile_object_type
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CPYCHECKER_TYPE_OBJECT_FOR_TYPEDEF ("objfile_object");
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static const struct objfile_data *objfpy_objfile_data_key;
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/* An Objfile method which returns the objfile's file name, or None. */
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static PyObject *
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objfpy_get_filename (PyObject *self, void *closure)
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{
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objfile_object *obj = (objfile_object *) self;
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if (obj->objfile)
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return PyString_Decode (objfile_name (obj->objfile),
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strlen (objfile_name (obj->objfile)),
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host_charset (), NULL);
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Py_RETURN_NONE;
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}
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static void
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objfpy_dealloc (PyObject *o)
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{
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objfile_object *self = (objfile_object *) o;
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Py_XDECREF (self->printers);
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Py_XDECREF (self->frame_filters);
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Py_XDECREF (self->type_printers);
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Py_TYPE (self)->tp_free (self);
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}
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static PyObject *
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objfpy_new (PyTypeObject *type, PyObject *args, PyObject *keywords)
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{
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objfile_object *self = (objfile_object *) type->tp_alloc (type, 0);
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if (self)
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{
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self->objfile = NULL;
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self->printers = PyList_New (0);
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if (!self->printers)
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{
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Py_DECREF (self);
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return NULL;
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}
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self->frame_filters = PyDict_New ();
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if (!self->frame_filters)
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{
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Py_DECREF (self);
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return NULL;
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}
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self->type_printers = PyList_New (0);
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if (!self->type_printers)
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{
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Py_DECREF (self);
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return NULL;
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}
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}
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return (PyObject *) self;
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}
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PyObject *
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objfpy_get_printers (PyObject *o, void *ignore)
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{
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objfile_object *self = (objfile_object *) o;
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Py_INCREF (self->printers);
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return self->printers;
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}
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static int
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objfpy_set_printers (PyObject *o, PyObject *value, void *ignore)
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{
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PyObject *tmp;
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objfile_object *self = (objfile_object *) o;
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if (! value)
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{
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PyErr_SetString (PyExc_TypeError,
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_("Cannot delete the pretty_printers attribute."));
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return -1;
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}
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if (! PyList_Check (value))
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{
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PyErr_SetString (PyExc_TypeError,
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_("The pretty_printers attribute must be a list."));
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return -1;
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}
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/* Take care in case the LHS and RHS are related somehow. */
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tmp = self->printers;
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Py_INCREF (value);
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self->printers = value;
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Py_XDECREF (tmp);
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return 0;
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}
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/* Return the Python dictionary attribute containing frame filters for
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this object file. */
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PyObject *
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objfpy_get_frame_filters (PyObject *o, void *ignore)
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{
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objfile_object *self = (objfile_object *) o;
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Py_INCREF (self->frame_filters);
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return self->frame_filters;
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}
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/* Set this object file's frame filters dictionary to FILTERS. */
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static int
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objfpy_set_frame_filters (PyObject *o, PyObject *filters, void *ignore)
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{
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PyObject *tmp;
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objfile_object *self = (objfile_object *) o;
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if (! filters)
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{
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PyErr_SetString (PyExc_TypeError,
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_("Cannot delete the frame filters attribute."));
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return -1;
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}
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if (! PyDict_Check (filters))
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{
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PyErr_SetString (PyExc_TypeError,
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_("The frame_filters attribute must be a dictionary."));
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return -1;
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}
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/* Take care in case the LHS and RHS are related somehow. */
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tmp = self->frame_filters;
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Py_INCREF (filters);
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self->frame_filters = filters;
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Py_XDECREF (tmp);
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return 0;
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}
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/* Get the 'type_printers' attribute. */
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static PyObject *
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objfpy_get_type_printers (PyObject *o, void *ignore)
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{
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objfile_object *self = (objfile_object *) o;
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Py_INCREF (self->type_printers);
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return self->type_printers;
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}
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/* Set the 'type_printers' attribute. */
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static int
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objfpy_set_type_printers (PyObject *o, PyObject *value, void *ignore)
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{
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PyObject *tmp;
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objfile_object *self = (objfile_object *) o;
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if (! value)
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{
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PyErr_SetString (PyExc_TypeError,
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_("Cannot delete the type_printers attribute."));
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return -1;
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}
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if (! PyList_Check (value))
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{
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PyErr_SetString (PyExc_TypeError,
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_("The type_printers attribute must be a list."));
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return -1;
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}
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/* Take care in case the LHS and RHS are related somehow. */
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tmp = self->type_printers;
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Py_INCREF (value);
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self->type_printers = value;
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Py_XDECREF (tmp);
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return 0;
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}
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/* Implementation of gdb.Objfile.is_valid (self) -> Boolean.
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Returns True if this object file still exists in GDB. */
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static PyObject *
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objfpy_is_valid (PyObject *self, PyObject *args)
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{
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objfile_object *obj = (objfile_object *) self;
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if (! obj->objfile)
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Py_RETURN_FALSE;
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Py_RETURN_TRUE;
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}
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/* Clear the OBJFILE pointer in an Objfile object and remove the
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reference. */
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static void
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py_free_objfile (struct objfile *objfile, void *datum)
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{
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struct cleanup *cleanup;
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objfile_object *object = datum;
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cleanup = ensure_python_env (get_objfile_arch (objfile), current_language);
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object->objfile = NULL;
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Py_DECREF ((PyObject *) object);
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do_cleanups (cleanup);
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}
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/* Return a borrowed reference to the Python object of type Objfile
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representing OBJFILE. If the object has already been created,
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return it. Otherwise, create it. Return NULL and set the Python
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error on failure. */
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PyObject *
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objfile_to_objfile_object (struct objfile *objfile)
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{
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objfile_object *object;
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object = objfile_data (objfile, objfpy_objfile_data_key);
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if (!object)
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{
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object = PyObject_New (objfile_object, &objfile_object_type);
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if (object)
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{
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object->objfile = objfile;
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object->printers = PyList_New (0);
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if (!object->printers)
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{
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Py_DECREF (object);
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return NULL;
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}
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object->frame_filters = PyDict_New ();
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if (!object->frame_filters)
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{
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Py_DECREF (object);
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return NULL;
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}
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object->type_printers = PyList_New (0);
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if (!object->type_printers)
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{
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Py_DECREF (object);
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return NULL;
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}
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set_objfile_data (objfile, objfpy_objfile_data_key, object);
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}
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}
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return (PyObject *) object;
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}
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int
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gdbpy_initialize_objfile (void)
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{
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objfpy_objfile_data_key
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= register_objfile_data_with_cleanup (NULL, py_free_objfile);
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if (PyType_Ready (&objfile_object_type) < 0)
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return -1;
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return gdb_pymodule_addobject (gdb_module, "Objfile",
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(PyObject *) &objfile_object_type);
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}
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static PyMethodDef objfile_object_methods[] =
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{
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{ "is_valid", objfpy_is_valid, METH_NOARGS,
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"is_valid () -> Boolean.\n\
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Return true if this object file is valid, false if not." },
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{ NULL }
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};
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static PyGetSetDef objfile_getset[] =
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{
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{ "filename", objfpy_get_filename, NULL,
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"The objfile's filename, or None.", NULL },
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{ "pretty_printers", objfpy_get_printers, objfpy_set_printers,
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"Pretty printers.", NULL },
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{ "frame_filters", objfpy_get_frame_filters,
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objfpy_set_frame_filters, "Frame Filters.", NULL },
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{ "type_printers", objfpy_get_type_printers, objfpy_set_type_printers,
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"Type printers.", NULL },
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{ NULL }
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};
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static PyTypeObject objfile_object_type =
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{
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PyVarObject_HEAD_INIT (NULL, 0)
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"gdb.Objfile", /*tp_name*/
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sizeof (objfile_object), /*tp_basicsize*/
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0, /*tp_itemsize*/
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objfpy_dealloc, /*tp_dealloc*/
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0, /*tp_print*/
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0, /*tp_getattr*/
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0, /*tp_setattr*/
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0, /*tp_compare*/
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0, /*tp_repr*/
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0, /*tp_as_number*/
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0, /*tp_as_sequence*/
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0, /*tp_as_mapping*/
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0, /*tp_hash */
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0, /*tp_call*/
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0, /*tp_str*/
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0, /*tp_getattro*/
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0, /*tp_setattro*/
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0, /*tp_as_buffer*/
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Py_TPFLAGS_DEFAULT, /*tp_flags*/
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"GDB objfile object", /* tp_doc */
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0, /* tp_traverse */
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0, /* tp_clear */
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0, /* tp_richcompare */
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0, /* tp_weaklistoffset */
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0, /* tp_iter */
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0, /* tp_iternext */
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objfile_object_methods, /* tp_methods */
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0, /* tp_members */
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objfile_getset, /* tp_getset */
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0, /* tp_base */
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0, /* tp_dict */
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0, /* tp_descr_get */
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0, /* tp_descr_set */
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0, /* tp_dictoffset */
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0, /* tp_init */
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0, /* tp_alloc */
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objfpy_new, /* tp_new */
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};
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