From 9f0500621b6a4908986394eb0fac151ef097f520 Mon Sep 17 00:00:00 2001
From: Doug Evans <xdje42@gmail.com>
Date: Sat, 31 Jan 2015 12:01:13 -0800
Subject: Add support for inlining scripts into .debug_gdb_scripts.

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.
---
 gdb/extension.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'gdb/extension.c')

diff --git a/gdb/extension.c b/gdb/extension.c
index 853ef67..77b62e0 100644
--- a/gdb/extension.c
+++ b/gdb/extension.c
@@ -61,6 +61,7 @@ static const struct extension_language_script_ops
 {
   source_gdb_script,
   source_gdb_objfile_script,
+  NULL, /* objfile_script_executor */
   auto_load_gdb_scripts_enabled
 };
 
@@ -286,6 +287,21 @@ ext_lang_objfile_script_sourcer (const struct extension_language_defn *extlang)
   return extlang->script_ops->objfile_script_sourcer;
 }
 
+/* Return the objfile script "executor" function for EXTLANG.
+   This is the function that executes a script for a particular objfile.
+   If support for this language isn't compiled in, NULL is returned.
+   The extension language is not required to implement this function.  */
+
+objfile_script_executor_func *
+ext_lang_objfile_script_executor
+  (const struct extension_language_defn *extlang)
+{
+  if (extlang->script_ops == NULL)
+    return NULL;
+
+  return extlang->script_ops->objfile_script_executor;
+}
+
 /* Return non-zero if auto-loading of EXTLANG scripts is enabled.
    Zero is returned if support for this language isn't compiled in.  */
 
-- 
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