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1 | /* ANSI and traditional C compatability macros. |
2 | Copyright (C) 1996 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GNU CC. | |
5 | ||
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) | |
9 | any later version. | |
10 | ||
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. | |
15 | ||
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. */ | |
20 | ||
21 | /* This file mimics some of the support provided by include/ansidecl.h | |
22 | in binutils and gdb releases. | |
23 | ??? Over time the two should be merged into one. */ | |
24 | ||
25 | #ifndef ANSIDECL_H | |
26 | #define ANSIDECL_H | |
27 | ||
28 | /* Add prototype support. */ | |
29 | #ifndef PROTO | |
30 | #if defined (USE_PROTOTYPES) ? USE_PROTOTYPES : defined (__STDC__) | |
31 | #define PROTO(ARGS) ARGS | |
32 | #else | |
33 | #define PROTO(ARGS) () | |
34 | #endif | |
35 | #endif | |
36 | ||
37 | #ifndef VPROTO | |
38 | #ifdef __STDC__ | |
39 | #define PVPROTO(ARGS) ARGS | |
40 | #define VPROTO(ARGS) ARGS | |
41 | #define VA_START(va_list,var) va_start(va_list,var) | |
42 | #else | |
43 | #define PVPROTO(ARGS) () | |
44 | #define VPROTO(ARGS) (va_alist) va_dcl | |
45 | #define VA_START(va_list,var) va_start(va_list) | |
46 | #endif | |
47 | #endif | |
48 | ||
49 | #ifndef STDIO_PROTO | |
50 | #ifdef BUFSIZ | |
51 | #define STDIO_PROTO(ARGS) PROTO(ARGS) | |
52 | #else | |
53 | #define STDIO_PROTO(ARGS) () | |
54 | #endif | |
55 | #endif | |
56 | ||
57 | /* Define a generic NULL if one hasn't already been defined. */ | |
58 | ||
59 | #ifndef NULL | |
60 | #define NULL 0 | |
61 | #endif | |
62 | ||
63 | #ifndef GENERIC_PTR | |
64 | #if defined (USE_PROTOTYPES) ? USE_PROTOTYPES : defined (__STDC__) | |
65 | #define GENERIC_PTR void * | |
66 | #else | |
67 | #define GENERIC_PTR char * | |
68 | #endif | |
69 | #endif | |
70 | ||
71 | #ifndef NULL_PTR | |
72 | #define NULL_PTR ((GENERIC_PTR)0) | |
73 | #endif | |
74 | ||
75 | #ifdef __STDC__ | |
76 | ||
77 | #define PTR void * | |
78 | ||
79 | #else | |
80 | ||
81 | #define PTR char * | |
82 | #ifndef const | |
83 | #define const | |
84 | #endif | |
85 | ||
86 | #endif /* ! __STDC__ */ | |
87 | ||
88 | #endif /* ANSIDECL_H */ |