c-lang.c revision 102780 
1/* Language-specific hook definitions for C front end.
2   Copyright (C) 1991, 1995, 1997, 1998,
3   1999, 2000, 2001 Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 2, or (at your option) any later
10version.
11
12GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING.  If not, write to the Free
19Software Foundation, 59 Temple Place - Suite 330, Boston, MA
2002111-1307, USA.  */
21
22
23#include "config.h"
24#include "system.h"
25#include "tree.h"
26#include "c-tree.h"
27#include "langhooks.h"
28#include "langhooks-def.h"
29
30static const char *c_init PARAMS ((const char *));
31static void c_init_options PARAMS ((void));
32
33/* ### When changing hooks, consider if ObjC needs changing too!! ### */
34
35#undef LANG_HOOKS_NAME
36#define LANG_HOOKS_NAME "GNU C"
37#undef LANG_HOOKS_INIT
38#define LANG_HOOKS_INIT c_init
39#undef LANG_HOOKS_FINISH
40#define LANG_HOOKS_FINISH c_common_finish
41#undef LANG_HOOKS_INIT_OPTIONS
42#define LANG_HOOKS_INIT_OPTIONS c_init_options
43#undef LANG_HOOKS_DECODE_OPTION
44#define LANG_HOOKS_DECODE_OPTION c_decode_option
45#undef LANG_HOOKS_POST_OPTIONS
46#define LANG_HOOKS_POST_OPTIONS c_common_post_options
47#undef LANG_HOOKS_GET_ALIAS_SET
48#define LANG_HOOKS_GET_ALIAS_SET c_common_get_alias_set
49#undef LANG_HOOKS_SAFE_FROM_P
50#define LANG_HOOKS_SAFE_FROM_P c_safe_from_p
51#undef LANG_HOOKS_STATICP
52#define LANG_HOOKS_STATICP c_staticp
53#undef LANG_HOOKS_PRINT_IDENTIFIER
54#define LANG_HOOKS_PRINT_IDENTIFIER c_print_identifier
55#undef LANG_HOOKS_SET_YYDEBUG
56#define LANG_HOOKS_SET_YYDEBUG c_set_yydebug
57
58#undef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN
59#define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \
60  c_cannot_inline_tree_fn
61#undef LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS
62#define LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS \
63  c_disregard_inline_limits
64#undef LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P
65#define LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P \
66  anon_aggr_type_p
67#undef LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING
68#define LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING \
69  c_convert_parm_for_inlining
70
71/* ### When changing hooks, consider if ObjC needs changing too!! ### */
72
73/* Each front end provides its own.  */
74const struct lang_hooks lang_hooks = LANG_HOOKS_INITIALIZER;
75
76static void
77c_init_options ()
78{
79  c_common_init_options (clk_c);
80}
81
82static const char *
83c_init (filename)
84     const char *filename;
85{
86  return c_objc_common_init (filename);
87}
88
89/* Used by c-lex.c, but only for objc.  */
90
91tree
92lookup_interface (arg)
93     tree arg ATTRIBUTE_UNUSED;
94{
95  return 0;
96}
97
98tree
99is_class_name (arg)
100    tree arg ATTRIBUTE_UNUSED;
101{
102  return 0;
103}
104
105void
106maybe_objc_check_decl (decl)
107     tree decl ATTRIBUTE_UNUSED;
108{
109}
110
111int
112maybe_objc_comptypes (lhs, rhs, reflexive)
113     tree lhs ATTRIBUTE_UNUSED;
114     tree rhs ATTRIBUTE_UNUSED;
115     int reflexive ATTRIBUTE_UNUSED;
116{
117  return -1;
118}
119
120tree
121maybe_building_objc_message_expr ()
122{
123  return 0;
124}
125
126int
127recognize_objc_keyword ()
128{
129  return 0;
130}
131
132/* Used by c-typeck.c (build_external_ref), but only for objc.  */
133
134tree
135lookup_objc_ivar (id)
136     tree id ATTRIBUTE_UNUSED;
137{
138  return 0;
139}
140
141void
142finish_file ()
143{
144  c_objc_common_finish_file ();
145}
146