* c-common.c: Include c-lex.h.

	(c_common_lang_init): Change prototype.  Call init_c_lex and
	init_pragma from here.
	* c-common.h (c_common_lang_init): Change prototype.
	* c-decl.c (init_decl_processing): Rename.  Call c_parse_init.
	* c-lang.c (c_init): Change prototype.  Update.
	(c_init_options): Update.
	* c-lex.c (cpp_filename): Remove.
	(init_c_lex): Update.  Read the main file, and get the original
	file name.
	(yyparse): Finish the command line options.
	* c-parse.in (c_parse_init): Call init_reswords here.
	(init_parse): Remove.
	* c-tree.h (c_init_decl_processing): New.
	* cpphash.c (_cpp_init_hashtable): After initializing the hash
	table, populate it.
	* cppinit.c (read_original_filename, cpp_finish_options): New.
	(cpp_create_reader): New prototype. Defer hash table initialization.
	(cpp_start_read): Rename cpp_read_main_file.  Initialize the
	hash table.  Get the original filename.
	* cpplib.h (cpp_create_reader): Update.
	(cpp_start_read): Remove.
	(cpp_read_main_file, cpp_finish_options): New.
	* cppmain.c (main, do_preprocessing): Update.
	* langhooks.h (struct langhooks): Update init prototype.
	* toplev.c (general_init, parse_options_and_default_flags,
	process_options, lang_indpendent_init, lang_dependent_init,
	init_asm_output): New; perform the bulk of initialization.
	(compile_file): Move most of initialization to above functions.
	(debug_hooks): Initialize statically.
	(set_Wunused): Relocate.
	(toplev_main): Move most of initialization to other init functions.
	Have a clear logic flow.
	* tree.h (init_parse, init_decl_processing): Remove.
ada:
	* misc.c (gnat_init): Change prototype.  Include the
	functionality of the old init_parse and init_decl_processing.
	(gnat_init_decl_processing): New prototype.
	(init_parse): Remove.
	* utils.c (init_decl_processing): Rename gnat_init_decl_processing.
cp:	* cp-tree.h (init_reswords, cxx_init_decl_processing): New.
	(cxx_init): Update prototype.
	* decl.c (init_decl_processing): Rename.  Move null node init
	to its creation time.
	* lex.c (cxx_init_options): Update.
	(cxx_init): Combine with old init_parse; also call
	cxx_init_decl_processing.
f:	* com.c (ffecom_init_decl_processing): Renamed from
	init_decl_processing.
	(init_parse): Move contents to ffe_init.
	(ffe_init): Update prototype.
java:	* decl.c (init_decl_processing): Rename java_init_decl_processing.
	* java-tree.h: New prototype.
	* lang.c (java_init): Update prototype.  Combine with old init_parse.
objc:	* objc-act.c (objc_init): Update prototype, combine with old
	init_parse.
	(objc_init_options): Update.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@47046 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 5 insertions, 3 deletions

diff --git a/gcc/langhooks.h b/gcc/langhooks.h
index 466b7ae479f..9823dc8797a 100644
--- a/gcc/langhooks.h
+++ b/gcc/langhooks.h
@@ -59,8 +59,10 @@ struct lang_hooks
      identifier nodes long enough for the language-specific slots.  */
   size_t identifier_size;
 
-  /* Called first, to initialize the front end.  */
-  void (*init) PARAMS ((void));
+  /* Called after options parsing, to initialize the front end.  The
+     main input filename is passed, which may be NULL; the front end
+     should return the original filename (e.g. foo.i -> foo.c).  */
+  const char * (*init) PARAMS ((const char *));
 
   /* Called last, as a finalizer.  */
   void (*finish) PARAMS ((void));
@@ -81,7 +83,7 @@ struct lang_hooks
      done for this option.  */
   int (*decode_option) PARAMS ((int, char **));
 
-  /* Called when all command line options have been processed.  */
+  /* Called when all command line options have been parsed.  */
   void (*post_options) PARAMS ((void));
 
   /* Called to obtain the alias set to be used for an expression or type.