1 /* Language-specific hook definitions for C front end.
2 Copyright (C) 1991, 1995, 1997, 1998 Free Software Foundation, Inc.
4 This file is part of GNU CC.
6 GNU CC is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU CC is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU CC; see the file COPYING. If not, write to
18 the Free Software Foundation, 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
36 extern cpp_reader parse_in;
37 extern cpp_options parse_options;
40 /* Each of the functions defined here
41 is an alternative to a function in objc-actions.c. */
44 lang_decode_option (argc, argv)
48 return c_decode_option (argc, argv);
55 cpp_reader_init (&parse_in);
56 parse_in.opts = &parse_options;
57 cpp_options_init (&parse_options);
64 /* the beginning of the file is a new line; check for # */
65 /* With luck, we discover the real source file's name from that
66 and put it in input_filename. */
68 ungetc (check_newline (), finput);
74 save_lang_status = &push_c_function_context;
75 restore_lang_status = &pop_c_function_context;
76 mark_lang_status = &mark_c_function_context;
93 print_lang_statistics ()
97 /* used by print-tree.c */
100 lang_print_xnode (file, node, indent)
101 FILE *file ATTRIBUTE_UNUSED;
102 tree node ATTRIBUTE_UNUSED;
103 int indent ATTRIBUTE_UNUSED;
107 /* Used by c-lex.c, but only for objc. */
110 lookup_interface (arg)
111 tree arg ATTRIBUTE_UNUSED;
118 tree arg ATTRIBUTE_UNUSED;
124 maybe_objc_check_decl (decl)
125 tree decl ATTRIBUTE_UNUSED;
130 maybe_objc_comptypes (lhs, rhs, reflexive)
131 tree lhs ATTRIBUTE_UNUSED;
132 tree rhs ATTRIBUTE_UNUSED;
133 int reflexive ATTRIBUTE_UNUSED;
139 maybe_objc_method_name (decl)
140 tree decl ATTRIBUTE_UNUSED;
146 maybe_building_objc_message_expr ()
152 recognize_objc_keyword ()
158 build_objc_string (len, str)
159 int len ATTRIBUTE_UNUSED;
160 const char *str ATTRIBUTE_UNUSED;
166 /* Called at end of parsing, but before end-of-file processing. */
171 #ifndef ASM_OUTPUT_CONSTRUCTOR
172 extern tree static_ctors;
174 #ifndef ASM_OUTPUT_DESTRUCTOR
175 extern tree static_dtors;
177 extern tree build_function_call PROTO((tree, tree));
178 #if !defined(ASM_OUTPUT_CONSTRUCTOR) || !defined(ASM_OUTPUT_DESTRUCTOR)
179 tree void_list_node_1 = build_tree_list (NULL_TREE, void_type_node);
181 #ifndef ASM_OUTPUT_CONSTRUCTOR
184 tree fnname = get_file_function_name ('I');
185 start_function (void_list_node_1,
186 build_parse_node (CALL_EXPR, fnname,
187 tree_cons (NULL_TREE, NULL_TREE,
190 NULL_TREE, NULL_TREE, 0);
191 fnname = DECL_ASSEMBLER_NAME (current_function_decl);
194 for (; static_ctors; static_ctors = TREE_CHAIN (static_ctors))
195 expand_expr_stmt (build_function_call (TREE_VALUE (static_ctors),
200 assemble_constructor (IDENTIFIER_POINTER (fnname));
203 #ifndef ASM_OUTPUT_DESTRUCTOR
206 tree fnname = get_file_function_name ('D');
207 start_function (void_list_node_1,
208 build_parse_node (CALL_EXPR, fnname,
209 tree_cons (NULL_TREE, NULL_TREE,
212 NULL_TREE, NULL_TREE, 0);
213 fnname = DECL_ASSEMBLER_NAME (current_function_decl);
216 for (; static_dtors; static_dtors = TREE_CHAIN (static_dtors))
217 expand_expr_stmt (build_function_call (TREE_VALUE (static_dtors),
222 assemble_destructor (IDENTIFIER_POINTER (fnname));