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Add support for inlining scripts into .debug_gdb_scripts.

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include/gdb/ChangeLog:

	* section-scripts.h: Remove "future extension" comment.
	(SECTION_SCRIPT_ID_PYTHON_TEXT): New macro.
	(SECTION_SCRIPT_ID_SCHEME_TEXT): New macro.

gdb/ChangeLog:

	* NEWS: Mention inlined scripts in .debug_gdb_scripts section.
	* auto-load.c: #include ctype.h.
	(struct auto_load_pspace_info): Replace member loaded_scripts with
	new members loaded_script_files, loaded_script_texts.
	(auto_load_pspace_data_cleanup): Update.
	(init_loaded_scripts_info): Update.
	(get_auto_load_pspace_data_for_loading): Update.
	(maybe_add_script_file): Renamed from maybe_add_script.  All callers
	updated.
	(maybe_add_script_text): New function.
	(clear_section_scripts): Update.
	(source_script_file, execute_script_contents): New functions.
	(source_section_scripts): Add support for
	SECTION_SCRIPT_ID_PYTHON_TEXT, SECTION_SCRIPT_ID_GUILE_TEXT.
	(print_scripts): New function.
	(auto_load_info_scripts): Also print inlined scripts.
	(maybe_print_unsupported_script_warning): Renamed from
	unsupported_script_warning_print.  All callers updated.
	(maybe_print_script_not_found_warning): Renamed from
	script_not_found_warning_print.  All callers updated.
	* extension-priv.h (struct extension_language_script_ops): New member
	objfile_script_executor.
	* extension.c (ext_lang_objfile_script_executor): New function.
	* extension.h (objfile_script_executor_func): New typedef.
	(ext_lang_objfile_script_executor): Declare.
	* guile/guile-internal.h (gdbscm_execute_objfile_script): Declare.
	* guile/guile.c (guile_extension_script_ops): Update.
	* guile/scm-objfile.c (gdbscm_execute_objfile_script): New function.
	* python/python.c (python_extension_script_ops): Update.
	(gdbpy_execute_objfile_script): New function.

gdb/doc/ChangeLog:

	* gdb.texinfo (dotdebug_gdb_scripts section): Update docs to
	distinguish script files vs inlined scripts.
	* python.texi (Python Auto-loading): Ditto.

gdb/testsuite/ChangeLog:

	* gdb.guile/scm-section-script.c: Add duplicate inlined section script
	entries.  Duplicate file section script entries.
	* gdb.guile/scm-section-script.exp: Add tests for duplicate entries,
	inlined entries.  Add test for safe-path rejection.
	* gdb.python/py-section-script.c: Add duplicate inlined section script
	entries.  Duplicate file section script entries.
	* gdb.python/py-section-script.exp: Add tests for duplicate entries,
	inlined entries.  Add test for safe-path rejection.
This commit is contained in:
Doug Evans 2015-01-31 12:01:13 -08:00
parent 312809f883
commit 9f0500621b
20 changed files with 744 additions and 194 deletions
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51
gdb/testsuite/gdb.python/py-section-script.c
View file

@ -15,18 +15,55 @@
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Put the path to the pretty-printer script in .debug_gdb_scripts so
gdb will automagically loaded it. */
#include "symcat.h"
#include "gdb/section-scripts.h"
#define DEFINE_GDB_SCRIPT(script_name) \
/* Put the path to the pretty-printer script in .debug_gdb_scripts so
gdb will automagically loaded it.
Normally "MS" would appear here, as in
.pushsection ".debug_gdb_scripts", "MS",@progbits,1
but we remove it to test files appearing twice in the section. */
#define DEFINE_GDB_SCRIPT_FILE(script_name) \
asm("\
.pushsection \".debug_gdb_scripts\", \"MS\",@progbits,1\n\
.byte 1\n\
.pushsection \".debug_gdb_scripts\", \"S\",@progbits\n\
.byte " XSTRING (SECTION_SCRIPT_ID_PYTHON_FILE) "\n\
.asciz \"" script_name "\"\n\
.popsection \n\
.popsection\n\
");
DEFINE_GDB_SCRIPT (SCRIPT_FILE)
#ifndef SCRIPT_FILE
#error "SCRIPT_FILE not defined"
#endif
/* Specify it twice to verify the file is only loaded once. */
DEFINE_GDB_SCRIPT_FILE (SCRIPT_FILE)
DEFINE_GDB_SCRIPT_FILE (SCRIPT_FILE)
/* Inlined scripts are harder to create in the same way as
DEFINE_GDB_SCRIPT_FILE. Keep things simple and just define it here.
Normally "MS" would appear here, as in
.pushsection ".debug_gdb_scripts", "MS",@progbits,1
but we remove it to test scripts appearing twice in the section. */
#define DEFINE_GDB_SCRIPT_TEXT \
asm( \
".pushsection \".debug_gdb_scripts\", \"S\",@progbits\n" \
".byte " XSTRING (SECTION_SCRIPT_ID_PYTHON_TEXT) "\n" \
".ascii \"gdb.inlined-script\\n\"\n" \
".ascii \"class test_cmd (gdb.Command):\\n\"\n" \
".ascii \" def __init__ (self):\\n\"\n" \
".ascii \" super (test_cmd, self).__init__ (\\\"test-cmd\\\", gdb.COMMAND_OBSCURE)\\n\"\n" \
".ascii \" def invoke (self, arg, from_tty):\\n\"\n" \
".ascii \" print (\\\"test-cmd output, arg = %s\\\" % arg)\\n\"\n" \
".ascii \"test_cmd ()\\n\"\n" \
".byte 0\n" \
".popsection\n" \
);
/* Specify it twice to verify the script is only executed once. */
DEFINE_GDB_SCRIPT_TEXT
DEFINE_GDB_SCRIPT_TEXT
struct ss
{