Add Guile as an extension language.
* NEWS: Mention Guile scripting.
* Makefile.in (SUBDIR_GUILE_OBS): New variable.
(SUBDIR_GUILE_SRCS, SUBDIR_GUILE_DEPS): New variables
(SUBDIR_GUILE_LDFLAGS, SUBDIR_GUILE_CFLAGS): New variables.
(INTERNAL_CPPFLAGS): Add GUILE_CPPFLAGS.
(CLIBS): Add GUILE_LIBS.
(install-guile): New rule.
(guile.o): New rule.
(scm-arch.o, scm-auto-load.o, scm-block.o): New rules.
(scm-breakpoint.o, scm-disasm.o, scm-exception.o): New rules.
(scm-frame.o, scm-iterator.o, scm-lazy-string.o): New rules.
(scm-math.o, scm-objfile.o, scm-ports.o): New rules.
(scm-pretty-print.o, scm-safe-call.o, scm-gsmob.o): New rules.
(scm-string.o, scm-symbol.o, scm-symtab.o): New rules.
(scm-type.o, scm-utils.o, scm-value.o): New rules.
* configure.ac: New option --with-guile.
* configure: Regenerate.
* config.in: Regenerate.
* auto-load.c: Remove #include "python/python.h". Add #include
"gdb/section-scripts.h".
(source_section_scripts): Handle Guile scripts.
(_initialize_auto_load): Add name of Guile objfile script to
scripts-directory help text.
* breakpoint.c (condition_command): Tweak comment to include Scheme.
* breakpoint.h (gdbscm_breakpoint_object): Add forward decl.
(struct breakpoint): New member scm_bp_object.
* defs.h (enum command_control_type): New value guile_control.
* cli/cli-cmds.c: Remove #include "python/python.h". Add #include
"extension.h".
(show_user): Update comment.
(_initialize_cli_cmds): Update help text for "show user". Update help
text for max-user-call-depth.
* cli/cli-script.c: Remove #include "python/python.h". Add #include
"extension.h".
(multi_line_command_p): Add guile_control.
(print_command_lines): Handle guile_control.
(execute_control_command, recurse_read_control_structure): Ditto.
(process_next_line): Recognize "guile" commands.
* disasm.c (gdb_disassemble_info): Make non-static.
* disasm.h: #include "dis-asm.h".
(struct gdbarch): Add forward decl.
(gdb_disassemble_info): Declare.
* extension.c: #include "guile/guile.h".
(extension_languages): Add guile.
(get_ext_lang_defn): Handle EXT_LANG_GDB.
* extension.h (enum extension_language): New value EXT_LANG_GUILE.
* gdbtypes.c (get_unsigned_type_max): New function.
(get_signed_type_minmax): New function.
* gdbtypes.h (get_unsigned_type_max): Declare.
(get_signed_type_minmax): Declare.
* guile/README: New file.
* guile/guile-internal.h: New file.
* guile/guile.c: New file.
* guile/guile.h: New file.
* guile/scm-arch.c: New file.
* guile/scm-auto-load.c: New file.
* guile/scm-block.c: New file.
* guile/scm-breakpoint.c: New file.
* guile/scm-disasm.c: New file.
* guile/scm-exception.c: New file.
* guile/scm-frame.c: New file.
* guile/scm-gsmob.c: New file.
* guile/scm-iterator.c: New file.
* guile/scm-lazy-string.c: New file.
* guile/scm-math.c: New file.
* guile/scm-objfile.c: New file.
* guile/scm-ports.c: New file.
* guile/scm-pretty-print.c: New file.
* guile/scm-safe-call.c: New file.
* guile/scm-string.c: New file.
* guile/scm-symbol.c: New file.
* guile/scm-symtab.c: New file.
* guile/scm-type.c: New file.
* guile/scm-utils.c: New file.
* guile/scm-value.c: New file.
* guile/lib/gdb.scm: New file.
* guile/lib/gdb/boot.scm: New file.
* guile/lib/gdb/experimental.scm: New file.
* guile/lib/gdb/init.scm: New file.
* guile/lib/gdb/iterator.scm: New file.
* guile/lib/gdb/printing.scm: New file.
* guile/lib/gdb/types.scm: New file.
* data-directory/Makefile.in (GUILE_SRCDIR): New variable.
(VPATH): Add $(GUILE_SRCDIR).
(GUILE_DIR): New variable.
(GUILE_INSTALL_DIR, GUILE_FILES): New variables.
(all): Add stamp-guile dependency.
(stamp-guile): New rule.
(clean-guile, install-guile, uninstall-guile): New rules.
(install-only): Add install-guile dependency.
(uninstall): Add uninstall-guile dependency.
(clean): Add clean-guile dependency.
doc/
* Makefile.in (GDB_DOC_FILES): Add guile.texi.
* gdb.texinfo (Auto-loading): Add set/show auto-load guile-scripts.
(Extending GDB): New menu entries Guile, Multiple Extension Languages.
(Guile docs): Include guile.texi.
(objfile-gdbdotext file): Add objfile-gdb.scm.
(dotdebug_gdb_scripts section): Mention Guile scripts.
(Multiple Extension Languages): New node.
* guile.texi: New file.
testsuite/
* configure.ac (AC_OUTPUT): Add gdb.guile.
* configure: Regenerate.
* lib/gdb-guile.exp: New file.
* lib/gdb.exp (get_target_charset): New function.
* gdb.base/help.exp: Update expected output from "apropos apropos".
* gdb.guile/Makefile.in: New file.
* gdb.guile/guile.exp: New file.
* gdb.guile/scm-arch.c: New file.
* gdb.guile/scm-arch.exp: New file.
* gdb.guile/scm-block.c: New file.
* gdb.guile/scm-block.exp: New file.
* gdb.guile/scm-breakpoint.c: New file.
* gdb.guile/scm-breakpoint.exp: New file.
* gdb.guile/scm-disasm.c: New file.
* gdb.guile/scm-disasm.exp: New file.
* gdb.guile/scm-equal.c: New file.
* gdb.guile/scm-equal.exp: New file.
* gdb.guile/scm-error.exp: New file.
* gdb.guile/scm-error.scm: New file.
* gdb.guile/scm-frame-args.c: New file.
* gdb.guile/scm-frame-args.exp: New file.
* gdb.guile/scm-frame-args.scm: New file.
* gdb.guile/scm-frame-inline.c: New file.
* gdb.guile/scm-frame-inline.exp: New file.
* gdb.guile/scm-frame.c: New file.
* gdb.guile/scm-frame.exp: New file.
* gdb.guile/scm-generics.exp: New file.
* gdb.guile/scm-gsmob.exp: New file.
* gdb.guile/scm-iterator.c: New file.
* gdb.guile/scm-iterator.exp: New file.
* gdb.guile/scm-math.c: New file.
* gdb.guile/scm-math.exp: New file.
* gdb.guile/scm-objfile-script-gdb.in: New file.
* gdb.guile/scm-objfile-script.c: New file.
* gdb.guile/scm-objfile-script.exp: New file.
* gdb.guile/scm-objfile.c: New file.
* gdb.guile/scm-objfile.exp: New file.
* gdb.guile/scm-ports.exp: New file.
* gdb.guile/scm-pretty-print.c: New file.
* gdb.guile/scm-pretty-print.exp: New file.
* gdb.guile/scm-pretty-print.scm: New file.
* gdb.guile/scm-section-script.c: New file.
* gdb.guile/scm-section-script.exp: New file.
* gdb.guile/scm-section-script.scm: New file.
* gdb.guile/scm-symbol.c: New file.
* gdb.guile/scm-symbol.exp: New file.
* gdb.guile/scm-symtab-2.c: New file.
* gdb.guile/scm-symtab.c: New file.
* gdb.guile/scm-symtab.exp: New file.
* gdb.guile/scm-type.c: New file.
* gdb.guile/scm-type.exp: New file.
* gdb.guile/scm-value-cc.cc: New file.
* gdb.guile/scm-value-cc.exp: New file.
* gdb.guile/scm-value.c: New file.
* gdb.guile/scm-value.exp: New file.
* gdb.guile/source2.scm: New file.
* gdb.guile/types-module.cc: New file.
* gdb.guile/types-module.exp: New file.
2014-02-10 11:40:01 +08:00
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/* GDB/Scheme support for safe calls into the Guile interpreter.
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2015-01-01 17:32:14 +08:00
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Copyright (C) 2014-2015 Free Software Foundation, Inc.
|
Add Guile as an extension language.
* NEWS: Mention Guile scripting.
* Makefile.in (SUBDIR_GUILE_OBS): New variable.
(SUBDIR_GUILE_SRCS, SUBDIR_GUILE_DEPS): New variables
(SUBDIR_GUILE_LDFLAGS, SUBDIR_GUILE_CFLAGS): New variables.
(INTERNAL_CPPFLAGS): Add GUILE_CPPFLAGS.
(CLIBS): Add GUILE_LIBS.
(install-guile): New rule.
(guile.o): New rule.
(scm-arch.o, scm-auto-load.o, scm-block.o): New rules.
(scm-breakpoint.o, scm-disasm.o, scm-exception.o): New rules.
(scm-frame.o, scm-iterator.o, scm-lazy-string.o): New rules.
(scm-math.o, scm-objfile.o, scm-ports.o): New rules.
(scm-pretty-print.o, scm-safe-call.o, scm-gsmob.o): New rules.
(scm-string.o, scm-symbol.o, scm-symtab.o): New rules.
(scm-type.o, scm-utils.o, scm-value.o): New rules.
* configure.ac: New option --with-guile.
* configure: Regenerate.
* config.in: Regenerate.
* auto-load.c: Remove #include "python/python.h". Add #include
"gdb/section-scripts.h".
(source_section_scripts): Handle Guile scripts.
(_initialize_auto_load): Add name of Guile objfile script to
scripts-directory help text.
* breakpoint.c (condition_command): Tweak comment to include Scheme.
* breakpoint.h (gdbscm_breakpoint_object): Add forward decl.
(struct breakpoint): New member scm_bp_object.
* defs.h (enum command_control_type): New value guile_control.
* cli/cli-cmds.c: Remove #include "python/python.h". Add #include
"extension.h".
(show_user): Update comment.
(_initialize_cli_cmds): Update help text for "show user". Update help
text for max-user-call-depth.
* cli/cli-script.c: Remove #include "python/python.h". Add #include
"extension.h".
(multi_line_command_p): Add guile_control.
(print_command_lines): Handle guile_control.
(execute_control_command, recurse_read_control_structure): Ditto.
(process_next_line): Recognize "guile" commands.
* disasm.c (gdb_disassemble_info): Make non-static.
* disasm.h: #include "dis-asm.h".
(struct gdbarch): Add forward decl.
(gdb_disassemble_info): Declare.
* extension.c: #include "guile/guile.h".
(extension_languages): Add guile.
(get_ext_lang_defn): Handle EXT_LANG_GDB.
* extension.h (enum extension_language): New value EXT_LANG_GUILE.
* gdbtypes.c (get_unsigned_type_max): New function.
(get_signed_type_minmax): New function.
* gdbtypes.h (get_unsigned_type_max): Declare.
(get_signed_type_minmax): Declare.
* guile/README: New file.
* guile/guile-internal.h: New file.
* guile/guile.c: New file.
* guile/guile.h: New file.
* guile/scm-arch.c: New file.
* guile/scm-auto-load.c: New file.
* guile/scm-block.c: New file.
* guile/scm-breakpoint.c: New file.
* guile/scm-disasm.c: New file.
* guile/scm-exception.c: New file.
* guile/scm-frame.c: New file.
* guile/scm-gsmob.c: New file.
* guile/scm-iterator.c: New file.
* guile/scm-lazy-string.c: New file.
* guile/scm-math.c: New file.
* guile/scm-objfile.c: New file.
* guile/scm-ports.c: New file.
* guile/scm-pretty-print.c: New file.
* guile/scm-safe-call.c: New file.
* guile/scm-string.c: New file.
* guile/scm-symbol.c: New file.
* guile/scm-symtab.c: New file.
* guile/scm-type.c: New file.
* guile/scm-utils.c: New file.
* guile/scm-value.c: New file.
* guile/lib/gdb.scm: New file.
* guile/lib/gdb/boot.scm: New file.
* guile/lib/gdb/experimental.scm: New file.
* guile/lib/gdb/init.scm: New file.
* guile/lib/gdb/iterator.scm: New file.
* guile/lib/gdb/printing.scm: New file.
* guile/lib/gdb/types.scm: New file.
* data-directory/Makefile.in (GUILE_SRCDIR): New variable.
(VPATH): Add $(GUILE_SRCDIR).
(GUILE_DIR): New variable.
(GUILE_INSTALL_DIR, GUILE_FILES): New variables.
(all): Add stamp-guile dependency.
(stamp-guile): New rule.
(clean-guile, install-guile, uninstall-guile): New rules.
(install-only): Add install-guile dependency.
(uninstall): Add uninstall-guile dependency.
(clean): Add clean-guile dependency.
doc/
* Makefile.in (GDB_DOC_FILES): Add guile.texi.
* gdb.texinfo (Auto-loading): Add set/show auto-load guile-scripts.
(Extending GDB): New menu entries Guile, Multiple Extension Languages.
(Guile docs): Include guile.texi.
(objfile-gdbdotext file): Add objfile-gdb.scm.
(dotdebug_gdb_scripts section): Mention Guile scripts.
(Multiple Extension Languages): New node.
* guile.texi: New file.
testsuite/
* configure.ac (AC_OUTPUT): Add gdb.guile.
* configure: Regenerate.
* lib/gdb-guile.exp: New file.
* lib/gdb.exp (get_target_charset): New function.
* gdb.base/help.exp: Update expected output from "apropos apropos".
* gdb.guile/Makefile.in: New file.
* gdb.guile/guile.exp: New file.
* gdb.guile/scm-arch.c: New file.
* gdb.guile/scm-arch.exp: New file.
* gdb.guile/scm-block.c: New file.
* gdb.guile/scm-block.exp: New file.
* gdb.guile/scm-breakpoint.c: New file.
* gdb.guile/scm-breakpoint.exp: New file.
* gdb.guile/scm-disasm.c: New file.
* gdb.guile/scm-disasm.exp: New file.
* gdb.guile/scm-equal.c: New file.
* gdb.guile/scm-equal.exp: New file.
* gdb.guile/scm-error.exp: New file.
* gdb.guile/scm-error.scm: New file.
* gdb.guile/scm-frame-args.c: New file.
* gdb.guile/scm-frame-args.exp: New file.
* gdb.guile/scm-frame-args.scm: New file.
* gdb.guile/scm-frame-inline.c: New file.
* gdb.guile/scm-frame-inline.exp: New file.
* gdb.guile/scm-frame.c: New file.
* gdb.guile/scm-frame.exp: New file.
* gdb.guile/scm-generics.exp: New file.
* gdb.guile/scm-gsmob.exp: New file.
* gdb.guile/scm-iterator.c: New file.
* gdb.guile/scm-iterator.exp: New file.
* gdb.guile/scm-math.c: New file.
* gdb.guile/scm-math.exp: New file.
* gdb.guile/scm-objfile-script-gdb.in: New file.
* gdb.guile/scm-objfile-script.c: New file.
* gdb.guile/scm-objfile-script.exp: New file.
* gdb.guile/scm-objfile.c: New file.
* gdb.guile/scm-objfile.exp: New file.
* gdb.guile/scm-ports.exp: New file.
* gdb.guile/scm-pretty-print.c: New file.
* gdb.guile/scm-pretty-print.exp: New file.
* gdb.guile/scm-pretty-print.scm: New file.
* gdb.guile/scm-section-script.c: New file.
* gdb.guile/scm-section-script.exp: New file.
* gdb.guile/scm-section-script.scm: New file.
* gdb.guile/scm-symbol.c: New file.
* gdb.guile/scm-symbol.exp: New file.
* gdb.guile/scm-symtab-2.c: New file.
* gdb.guile/scm-symtab.c: New file.
* gdb.guile/scm-symtab.exp: New file.
* gdb.guile/scm-type.c: New file.
* gdb.guile/scm-type.exp: New file.
* gdb.guile/scm-value-cc.cc: New file.
* gdb.guile/scm-value-cc.exp: New file.
* gdb.guile/scm-value.c: New file.
* gdb.guile/scm-value.exp: New file.
* gdb.guile/source2.scm: New file.
* gdb.guile/types-module.cc: New file.
* gdb.guile/types-module.exp: New file.
2014-02-10 11:40:01 +08:00
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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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/* See README file in this directory for implementation notes, coding
|
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conventions, et.al. */
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#include "defs.h"
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#include "filenames.h"
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#include "guile-internal.h"
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/* Struct to marshall args to scscm_safe_call_body. */
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struct c_data
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{
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void *(*func) (void *);
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void *data;
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/* An error message or NULL for success. */
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void *result;
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};
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/* Struct to marshall args through gdbscm_with_catch. */
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struct with_catch_data
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{
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scm_t_catch_body func;
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void *data;
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scm_t_catch_handler unwind_handler;
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scm_t_catch_handler pre_unwind_handler;
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/* If EXCP_MATCHER is non-NULL, it is an excp_matcher_func function.
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If the exception is recognized by it, the exception is recorded as is,
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without wrapping it in gdb:with-stack. */
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excp_matcher_func *excp_matcher;
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SCM stack;
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SCM catch_result;
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};
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/* The "body" argument to scm_i_with_continuation_barrier.
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Invoke the user-supplied function. */
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static SCM
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scscm_safe_call_body (void *d)
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{
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struct c_data *data = (struct c_data *) d;
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data->result = data->func (data->data);
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return SCM_UNSPECIFIED;
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}
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/* A "pre-unwind handler" to scm_c_catch that prints the exception
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according to "set guile print-stack". */
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static SCM
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scscm_printing_pre_unwind_handler (void *data, SCM key, SCM args)
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{
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SCM stack = scm_make_stack (SCM_BOOL_T, scm_list_1 (scm_from_int (2)));
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gdbscm_print_exception_with_stack (SCM_BOOL_F, stack, key, args);
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return SCM_UNSPECIFIED;
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}
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/* A no-op unwind handler. */
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static SCM
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scscm_nop_unwind_handler (void *data, SCM key, SCM args)
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{
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return SCM_UNSPECIFIED;
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}
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/* The "pre-unwind handler" to scm_c_catch that records the exception
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for possible later printing. We do this in the pre-unwind handler because
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we want the stack to include point where the exception occurred.
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If DATA is non-NULL, it is an excp_matcher_func function.
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If the exception is recognized by it, the exception is recorded as is,
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without wrapping it in gdb:with-stack. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_recording_pre_unwind_handler (void *datap, SCM key, SCM args)
|
|
|
|
|
{
|
|
|
|
|
struct with_catch_data *data = datap;
|
|
|
|
|
excp_matcher_func *matcher = data->excp_matcher;
|
|
|
|
|
|
|
|
|
|
if (matcher != NULL && matcher (key))
|
|
|
|
|
return SCM_UNSPECIFIED;
|
|
|
|
|
|
|
|
|
|
/* There's no need to record the whole stack if we're not going to print it.
|
|
|
|
|
However, convention is to still print the stack frame in which the
|
|
|
|
|
exception occurred, even if we're not going to print a full backtrace.
|
|
|
|
|
For now, keep it simple. */
|
|
|
|
|
|
|
|
|
|
data->stack = scm_make_stack (SCM_BOOL_T, scm_list_1 (scm_from_int (2)));
|
|
|
|
|
|
|
|
|
|
/* IWBN if we could return the <gdb:exception> here and skip the unwind
|
|
|
|
|
handler, but it doesn't work that way. If we want to return a
|
|
|
|
|
<gdb:exception> object from the catch it needs to come from the unwind
|
|
|
|
|
handler. So what we do is save the stack for later use by the unwind
|
|
|
|
|
handler. */
|
|
|
|
|
|
|
|
|
|
return SCM_UNSPECIFIED;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Part two of the recording unwind handler.
|
|
|
|
|
Here we take the stack saved from the pre-unwind handler and create
|
|
|
|
|
the <gdb:exception> object. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_recording_unwind_handler (void *datap, SCM key, SCM args)
|
|
|
|
|
{
|
|
|
|
|
struct with_catch_data *data = datap;
|
|
|
|
|
|
|
|
|
|
/* We need to record the stack in the exception since we're about to
|
|
|
|
|
throw and lose the location that got the exception. We do this by
|
|
|
|
|
wrapping the exception + stack in a new exception. */
|
|
|
|
|
|
|
|
|
|
if (gdbscm_is_true (data->stack))
|
|
|
|
|
return gdbscm_make_exception_with_stack (key, args, data->stack);
|
|
|
|
|
|
|
|
|
|
return gdbscm_make_exception (key, args);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Ugh. :-(
|
|
|
|
|
Guile doesn't export scm_i_with_continuation_barrier which is exactly
|
|
|
|
|
what we need. To cope, have our own wrapper around scm_c_catch and
|
|
|
|
|
pass this as the "body" argument to scm_c_with_continuation_barrier.
|
|
|
|
|
Darn darn darn. */
|
|
|
|
|
|
|
|
|
|
static void *
|
|
|
|
|
gdbscm_with_catch (void *data)
|
|
|
|
|
{
|
|
|
|
|
struct with_catch_data *d = data;
|
|
|
|
|
|
|
|
|
|
d->catch_result
|
|
|
|
|
= scm_c_catch (SCM_BOOL_T,
|
|
|
|
|
d->func, d->data,
|
|
|
|
|
d->unwind_handler, d,
|
|
|
|
|
d->pre_unwind_handler, d);
|
|
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* A wrapper around scm_with_guile that prints backtraces and exceptions
|
|
|
|
|
according to "set guile print-stack".
|
|
|
|
|
The result if NULL if no exception occurred, otherwise it is a statically
|
|
|
|
|
allocated error message (caller must *not* free). */
|
|
|
|
|
|
|
|
|
|
void *
|
|
|
|
|
gdbscm_with_guile (void *(*func) (void *), void *data)
|
|
|
|
|
{
|
|
|
|
|
struct c_data c_data;
|
|
|
|
|
struct with_catch_data catch_data;
|
|
|
|
|
|
|
|
|
|
c_data.func = func;
|
|
|
|
|
c_data.data = data;
|
|
|
|
|
/* Set this now in case an exception is thrown. */
|
|
|
|
|
c_data.result = _("Error while executing Scheme code.");
|
|
|
|
|
|
|
|
|
|
catch_data.func = scscm_safe_call_body;
|
|
|
|
|
catch_data.data = &c_data;
|
|
|
|
|
catch_data.unwind_handler = scscm_nop_unwind_handler;
|
|
|
|
|
catch_data.pre_unwind_handler = scscm_printing_pre_unwind_handler;
|
|
|
|
|
catch_data.excp_matcher = NULL;
|
|
|
|
|
catch_data.stack = SCM_BOOL_F;
|
|
|
|
|
catch_data.catch_result = SCM_UNSPECIFIED;
|
|
|
|
|
|
|
|
|
|
scm_with_guile (gdbscm_with_catch, &catch_data);
|
|
|
|
|
|
|
|
|
|
return c_data.result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Another wrapper of scm_with_guile for use by the safe call/apply routines
|
|
|
|
|
in this file, as well as for general purpose calling other functions safely.
|
|
|
|
|
For these we want to record the exception, but leave the possible printing
|
|
|
|
|
of it to later. */
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_call_guile (SCM (*func) (void *), void *data,
|
|
|
|
|
excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
struct with_catch_data catch_data;
|
|
|
|
|
|
|
|
|
|
catch_data.func = func;
|
|
|
|
|
catch_data.data = data;
|
|
|
|
|
catch_data.unwind_handler = scscm_recording_unwind_handler;
|
|
|
|
|
catch_data.pre_unwind_handler = scscm_recording_pre_unwind_handler;
|
|
|
|
|
catch_data.excp_matcher = ok_excps;
|
|
|
|
|
catch_data.stack = SCM_BOOL_F;
|
|
|
|
|
catch_data.catch_result = SCM_UNSPECIFIED;
|
|
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
|
scm_c_with_continuation_barrier (gdbscm_with_catch, &catch_data);
|
|
|
|
|
#else
|
|
|
|
|
scm_with_guile (gdbscm_with_catch, &catch_data);
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
return catch_data.catch_result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Utilities to safely call Scheme code, catching all exceptions, and
|
|
|
|
|
preventing continuation capture.
|
|
|
|
|
The result is the result of calling the function, or if an exception occurs
|
|
|
|
|
then the result is a <gdb:exception> smob, which can be tested for with
|
|
|
|
|
gdbscm_is_exception. */
|
|
|
|
|
|
|
|
|
|
/* Helper for gdbscm_safe_call_0. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_call_0_body (void *argsp)
|
|
|
|
|
{
|
|
|
|
|
SCM *args = argsp;
|
|
|
|
|
|
|
|
|
|
return scm_call_0 (args[0]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_safe_call_0 (SCM proc, excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
SCM args[] = { proc };
|
|
|
|
|
|
|
|
|
|
return gdbscm_call_guile (scscm_call_0_body, args, ok_excps);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Helper for gdbscm_safe_call_1. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_call_1_body (void *argsp)
|
|
|
|
|
{
|
|
|
|
|
SCM *args = argsp;
|
|
|
|
|
|
|
|
|
|
return scm_call_1 (args[0], args[1]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_safe_call_1 (SCM proc, SCM arg0, excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
SCM args[] = { proc, arg0 };
|
|
|
|
|
|
|
|
|
|
return gdbscm_call_guile (scscm_call_1_body, args, ok_excps);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Helper for gdbscm_safe_call_2. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_call_2_body (void *argsp)
|
|
|
|
|
{
|
|
|
|
|
SCM *args = argsp;
|
|
|
|
|
|
|
|
|
|
return scm_call_2 (args[0], args[1], args[2]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_safe_call_2 (SCM proc, SCM arg0, SCM arg1, excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
SCM args[] = { proc, arg0, arg1 };
|
|
|
|
|
|
|
|
|
|
return gdbscm_call_guile (scscm_call_2_body, args, ok_excps);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Helper for gdbscm_safe_call_3. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_call_3_body (void *argsp)
|
|
|
|
|
{
|
|
|
|
|
SCM *args = argsp;
|
|
|
|
|
|
|
|
|
|
return scm_call_3 (args[0], args[1], args[2], args[3]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_safe_call_3 (SCM proc, SCM arg1, SCM arg2, SCM arg3,
|
|
|
|
|
excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
SCM args[] = { proc, arg1, arg2, arg3 };
|
|
|
|
|
|
|
|
|
|
return gdbscm_call_guile (scscm_call_3_body, args, ok_excps);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Helper for gdbscm_safe_call_4. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_call_4_body (void *argsp)
|
|
|
|
|
{
|
|
|
|
|
SCM *args = argsp;
|
|
|
|
|
|
|
|
|
|
return scm_call_4 (args[0], args[1], args[2], args[3], args[4]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_safe_call_4 (SCM proc, SCM arg1, SCM arg2, SCM arg3, SCM arg4,
|
|
|
|
|
excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
SCM args[] = { proc, arg1, arg2, arg3, arg4 };
|
|
|
|
|
|
|
|
|
|
return gdbscm_call_guile (scscm_call_4_body, args, ok_excps);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Helper for gdbscm_safe_apply_1. */
|
|
|
|
|
|
|
|
|
|
static SCM
|
|
|
|
|
scscm_apply_1_body (void *argsp)
|
|
|
|
|
{
|
|
|
|
|
SCM *args = argsp;
|
|
|
|
|
|
|
|
|
|
return scm_apply_1 (args[0], args[1], args[2]);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_safe_apply_1 (SCM proc, SCM arg0, SCM rest, excp_matcher_func *ok_excps)
|
|
|
|
|
{
|
|
|
|
|
SCM args[] = { proc, arg0, rest };
|
|
|
|
|
|
|
|
|
|
return gdbscm_call_guile (scscm_apply_1_body, args, ok_excps);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Utilities to call Scheme code, not catching exceptions, and
|
|
|
|
|
not preventing continuation capture.
|
|
|
|
|
The result is the result of calling the function.
|
|
|
|
|
If an exception occurs then Guile is left to handle the exception,
|
|
|
|
|
unwinding the stack as appropriate.
|
|
|
|
|
|
|
|
|
|
USE THESE WITH CARE.
|
|
|
|
|
Typically these are called from functions that implement Scheme procedures,
|
|
|
|
|
and we don't want to catch the exception; otherwise it will get printed
|
|
|
|
|
twice: once when first caught and once if it ends up being rethrown and the
|
|
|
|
|
rethrow reaches the top repl, which will confuse the user.
|
|
|
|
|
|
|
|
|
|
While these calls just pass the call off to the corresponding Guile
|
|
|
|
|
procedure, all such calls are routed through these ones to:
|
|
|
|
|
a) provide a place to put hooks or whatnot in if we need to,
|
|
|
|
|
b) add "unsafe" to the name to alert the reader. */
|
|
|
|
|
|
|
|
|
|
SCM
|
|
|
|
|
gdbscm_unsafe_call_1 (SCM proc, SCM arg0)
|
|
|
|
|
{
|
|
|
|
|
return scm_call_1 (proc, arg0);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Utilities for safely evaluating a Scheme expression string. */
|
|
|
|
|
|
|
|
|
|
struct eval_scheme_string_data
|
|
|
|
|
{
|
|
|
|
|
const char *string;
|
|
|
|
|
int display_result;
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
/* Wrapper to eval a C string in the Guile interpreter.
|
2014-04-27 04:13:13 +08:00
|
|
|
|
This is passed to gdbscm_with_guile. */
|
Add Guile as an extension language.
* NEWS: Mention Guile scripting.
* Makefile.in (SUBDIR_GUILE_OBS): New variable.
(SUBDIR_GUILE_SRCS, SUBDIR_GUILE_DEPS): New variables
(SUBDIR_GUILE_LDFLAGS, SUBDIR_GUILE_CFLAGS): New variables.
(INTERNAL_CPPFLAGS): Add GUILE_CPPFLAGS.
(CLIBS): Add GUILE_LIBS.
(install-guile): New rule.
(guile.o): New rule.
(scm-arch.o, scm-auto-load.o, scm-block.o): New rules.
(scm-breakpoint.o, scm-disasm.o, scm-exception.o): New rules.
(scm-frame.o, scm-iterator.o, scm-lazy-string.o): New rules.
(scm-math.o, scm-objfile.o, scm-ports.o): New rules.
(scm-pretty-print.o, scm-safe-call.o, scm-gsmob.o): New rules.
(scm-string.o, scm-symbol.o, scm-symtab.o): New rules.
(scm-type.o, scm-utils.o, scm-value.o): New rules.
* configure.ac: New option --with-guile.
* configure: Regenerate.
* config.in: Regenerate.
* auto-load.c: Remove #include "python/python.h". Add #include
"gdb/section-scripts.h".
(source_section_scripts): Handle Guile scripts.
(_initialize_auto_load): Add name of Guile objfile script to
scripts-directory help text.
* breakpoint.c (condition_command): Tweak comment to include Scheme.
* breakpoint.h (gdbscm_breakpoint_object): Add forward decl.
(struct breakpoint): New member scm_bp_object.
* defs.h (enum command_control_type): New value guile_control.
* cli/cli-cmds.c: Remove #include "python/python.h". Add #include
"extension.h".
(show_user): Update comment.
(_initialize_cli_cmds): Update help text for "show user". Update help
text for max-user-call-depth.
* cli/cli-script.c: Remove #include "python/python.h". Add #include
"extension.h".
(multi_line_command_p): Add guile_control.
(print_command_lines): Handle guile_control.
(execute_control_command, recurse_read_control_structure): Ditto.
(process_next_line): Recognize "guile" commands.
* disasm.c (gdb_disassemble_info): Make non-static.
* disasm.h: #include "dis-asm.h".
(struct gdbarch): Add forward decl.
(gdb_disassemble_info): Declare.
* extension.c: #include "guile/guile.h".
(extension_languages): Add guile.
(get_ext_lang_defn): Handle EXT_LANG_GDB.
* extension.h (enum extension_language): New value EXT_LANG_GUILE.
* gdbtypes.c (get_unsigned_type_max): New function.
(get_signed_type_minmax): New function.
* gdbtypes.h (get_unsigned_type_max): Declare.
(get_signed_type_minmax): Declare.
* guile/README: New file.
* guile/guile-internal.h: New file.
* guile/guile.c: New file.
* guile/guile.h: New file.
* guile/scm-arch.c: New file.
* guile/scm-auto-load.c: New file.
* guile/scm-block.c: New file.
* guile/scm-breakpoint.c: New file.
* guile/scm-disasm.c: New file.
* guile/scm-exception.c: New file.
* guile/scm-frame.c: New file.
* guile/scm-gsmob.c: New file.
* guile/scm-iterator.c: New file.
* guile/scm-lazy-string.c: New file.
* guile/scm-math.c: New file.
* guile/scm-objfile.c: New file.
* guile/scm-ports.c: New file.
* guile/scm-pretty-print.c: New file.
* guile/scm-safe-call.c: New file.
* guile/scm-string.c: New file.
* guile/scm-symbol.c: New file.
* guile/scm-symtab.c: New file.
* guile/scm-type.c: New file.
* guile/scm-utils.c: New file.
* guile/scm-value.c: New file.
* guile/lib/gdb.scm: New file.
* guile/lib/gdb/boot.scm: New file.
* guile/lib/gdb/experimental.scm: New file.
* guile/lib/gdb/init.scm: New file.
* guile/lib/gdb/iterator.scm: New file.
* guile/lib/gdb/printing.scm: New file.
* guile/lib/gdb/types.scm: New file.
* data-directory/Makefile.in (GUILE_SRCDIR): New variable.
(VPATH): Add $(GUILE_SRCDIR).
(GUILE_DIR): New variable.
(GUILE_INSTALL_DIR, GUILE_FILES): New variables.
(all): Add stamp-guile dependency.
(stamp-guile): New rule.
(clean-guile, install-guile, uninstall-guile): New rules.
(install-only): Add install-guile dependency.
(uninstall): Add uninstall-guile dependency.
(clean): Add clean-guile dependency.
doc/
* Makefile.in (GDB_DOC_FILES): Add guile.texi.
* gdb.texinfo (Auto-loading): Add set/show auto-load guile-scripts.
(Extending GDB): New menu entries Guile, Multiple Extension Languages.
(Guile docs): Include guile.texi.
(objfile-gdbdotext file): Add objfile-gdb.scm.
(dotdebug_gdb_scripts section): Mention Guile scripts.
(Multiple Extension Languages): New node.
* guile.texi: New file.
testsuite/
* configure.ac (AC_OUTPUT): Add gdb.guile.
* configure: Regenerate.
* lib/gdb-guile.exp: New file.
* lib/gdb.exp (get_target_charset): New function.
* gdb.base/help.exp: Update expected output from "apropos apropos".
* gdb.guile/Makefile.in: New file.
* gdb.guile/guile.exp: New file.
* gdb.guile/scm-arch.c: New file.
* gdb.guile/scm-arch.exp: New file.
* gdb.guile/scm-block.c: New file.
* gdb.guile/scm-block.exp: New file.
* gdb.guile/scm-breakpoint.c: New file.
* gdb.guile/scm-breakpoint.exp: New file.
* gdb.guile/scm-disasm.c: New file.
* gdb.guile/scm-disasm.exp: New file.
* gdb.guile/scm-equal.c: New file.
* gdb.guile/scm-equal.exp: New file.
* gdb.guile/scm-error.exp: New file.
* gdb.guile/scm-error.scm: New file.
* gdb.guile/scm-frame-args.c: New file.
* gdb.guile/scm-frame-args.exp: New file.
* gdb.guile/scm-frame-args.scm: New file.
* gdb.guile/scm-frame-inline.c: New file.
* gdb.guile/scm-frame-inline.exp: New file.
* gdb.guile/scm-frame.c: New file.
* gdb.guile/scm-frame.exp: New file.
* gdb.guile/scm-generics.exp: New file.
* gdb.guile/scm-gsmob.exp: New file.
* gdb.guile/scm-iterator.c: New file.
* gdb.guile/scm-iterator.exp: New file.
* gdb.guile/scm-math.c: New file.
* gdb.guile/scm-math.exp: New file.
* gdb.guile/scm-objfile-script-gdb.in: New file.
* gdb.guile/scm-objfile-script.c: New file.
* gdb.guile/scm-objfile-script.exp: New file.
* gdb.guile/scm-objfile.c: New file.
* gdb.guile/scm-objfile.exp: New file.
* gdb.guile/scm-ports.exp: New file.
* gdb.guile/scm-pretty-print.c: New file.
* gdb.guile/scm-pretty-print.exp: New file.
* gdb.guile/scm-pretty-print.scm: New file.
* gdb.guile/scm-section-script.c: New file.
* gdb.guile/scm-section-script.exp: New file.
* gdb.guile/scm-section-script.scm: New file.
* gdb.guile/scm-symbol.c: New file.
* gdb.guile/scm-symbol.exp: New file.
* gdb.guile/scm-symtab-2.c: New file.
* gdb.guile/scm-symtab.c: New file.
* gdb.guile/scm-symtab.exp: New file.
* gdb.guile/scm-type.c: New file.
* gdb.guile/scm-type.exp: New file.
* gdb.guile/scm-value-cc.cc: New file.
* gdb.guile/scm-value-cc.exp: New file.
* gdb.guile/scm-value.c: New file.
* gdb.guile/scm-value.exp: New file.
* gdb.guile/source2.scm: New file.
* gdb.guile/types-module.cc: New file.
* gdb.guile/types-module.exp: New file.
2014-02-10 11:40:01 +08:00
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static void *
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scscm_eval_scheme_string (void *datap)
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{
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struct eval_scheme_string_data *data = datap;
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SCM result = scm_c_eval_string (data->string);
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if (data->display_result && !scm_is_eq (result, SCM_UNSPECIFIED))
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{
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SCM port = scm_current_output_port ();
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scm_write (result, port);
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scm_newline (port);
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}
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/* If we get here the eval succeeded. */
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return NULL;
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}
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/* Evaluate EXPR in the Guile interpreter, catching all exceptions
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and preventing continuation capture.
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The result is NULL if no exception occurred. Otherwise, the exception is
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printed according to "set guile print-stack" and the result is an error
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message allocated with malloc, caller must free. */
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char *
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gdbscm_safe_eval_string (const char *string, int display_result)
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{
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struct eval_scheme_string_data data = { string, display_result };
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void *result;
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result = gdbscm_with_guile (scscm_eval_scheme_string, (void *) &data);
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if (result != NULL)
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return xstrdup (result);
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return NULL;
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}
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/* Utilities for safely loading Scheme scripts. */
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/* Helper function for gdbscm_safe_source_scheme_script. */
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static void *
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scscm_source_scheme_script (void *data)
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{
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const char *filename = data;
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/* The Guile docs don't specify what the result is.
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Maybe it's SCM_UNSPECIFIED, but the docs should specify that. :-) */
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scm_c_primitive_load_path (filename);
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/* If we get here the load succeeded. */
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return NULL;
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}
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/* Try to load a script, catching all exceptions,
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and preventing continuation capture.
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The result is NULL if the load succeeded. Otherwise, the exception is
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printed according to "set guile print-stack" and the result is an error
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message allocated with malloc, caller must free. */
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char *
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gdbscm_safe_source_script (const char *filename)
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{
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/* scm_c_primitive_load_path only looks in %load-path for files with
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relative paths. An alternative could be to temporarily add "." to
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%load-path, but we don't want %load-path to be searched. At least not
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by default. This function is invoked by the "source" GDB command which
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already has its own path search support. */
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char *abs_filename = NULL;
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void *result;
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if (!IS_ABSOLUTE_PATH (filename))
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{
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abs_filename = gdb_realpath (filename);
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filename = abs_filename;
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}
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result = gdbscm_with_guile (scscm_source_scheme_script,
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(void *) filename);
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xfree (abs_filename);
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if (result != NULL)
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return xstrdup (result);
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return NULL;
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}
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/* Utility for entering an interactive Guile repl. */
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void
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gdbscm_enter_repl (void)
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{
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/* It's unfortunate to have to resort to something like this, but
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scm_shell doesn't return. :-( I found this code on guile-user@. */
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gdbscm_safe_call_1 (scm_c_public_ref ("system repl repl", "start-repl"),
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scm_from_latin1_symbol ("scheme"), NULL);
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}
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