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/* Language-specific hook definitions for C front end.
Copyright (C) 1991, 1995, 1997 Free Software Foundation, Inc.
This file is part of GNU CC.
GNU CC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
GNU CC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "config.h"
#include "tree.h"
#include <stdio.h>
#include "input.h"
/* Each of the functions defined here
is an alternative to a function in objc-actions.c. */
int
lang_decode_option (p)
char *p;
{
return c_decode_option (p);
}
void
lang_init ()
{
#if !USE_CPPLIB
/* the beginning of the file is a new line; check for # */
/* With luck, we discover the real source file's name from that
and put it in input_filename. */
ungetc (check_newline (), finput);
#endif
}
void
lang_finish ()
{
}
char *
lang_identify ()
{
return "c";
}
void
print_lang_statistics ()
{
}
/* Used by c-lex.c, but only for objc. */
tree
lookup_interface (arg)
tree arg;
{
return 0;
}
tree
is_class_name (arg)
tree arg;
{
return 0;
}
void
maybe_objc_check_decl (decl)
tree decl;
{
}
int
maybe_objc_comptypes (lhs, rhs, reflexive)
tree lhs, rhs;
int reflexive;
{
return -1;
}
tree
maybe_objc_method_name (decl)
tree decl;
{
return 0;
}
tree
maybe_building_objc_message_expr ()
{
return 0;
}
int
recognize_objc_keyword ()
{
return 0;
}
tree
build_objc_string (len, str)
int len;
char *str;
{
abort ();
return NULL_TREE;
}
void
GNU_xref_begin ()
{
fatal ("GCC does not yet support XREF");
}
void
GNU_xref_end ()
{
fatal ("GCC does not yet support XREF");
}
/* Called at end of parsing, but before end-of-file processing. */
void
finish_file ()
{
extern tree static_ctors, static_dtors;
extern tree build_function_call PROTO((tree, tree));
tree void_list_node = build_tree_list (NULL_TREE, void_type_node);
#ifndef ASM_OUTPUT_CONSTRUCTOR
if (static_ctors)
{
tree fnname = get_file_function_name ('I');
start_function (void_list_node,
build_parse_node (CALL_EXPR, fnname, void_list_node,
NULL_TREE),
NULL_TREE, NULL_TREE, 0);
fnname = DECL_ASSEMBLER_NAME (current_function_decl);
store_parm_decls ();
for (; static_ctors; static_ctors = TREE_CHAIN (static_ctors))
expand_expr_stmt (build_function_call (TREE_VALUE (static_ctors),
NULL_TREE));
finish_function (0);
assemble_constructor (IDENTIFIER_POINTER (fnname));
}
#endif
#ifndef ASM_OUTPUT_DESTRUCTOR
if (static_dtors)
{
tree fnname = get_file_function_name ('D');
start_function (void_list_node,
build_parse_node (CALL_EXPR, fnname, void_list_node,
NULL_TREE),
NULL_TREE, NULL_TREE, 0);
fnname = DECL_ASSEMBLER_NAME (current_function_decl);
store_parm_decls ();
for (; static_dtors; static_dtors = TREE_CHAIN (static_dtors))
expand_expr_stmt (build_function_call (TREE_VALUE (static_dtors),
NULL_TREE));
finish_function (0);
assemble_destructor (IDENTIFIER_POINTER (fnname));
}
#endif
}
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