| 1 | /* ANSI and traditional C compatibility macros. |
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| 2 | Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. |
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| 3 | |
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| 4 | This file is part of GNU CC. |
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| 5 | |
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| 6 | GNU CC is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | GNU CC is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU General Public License |
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| 17 | along with GNU CC; see the file COPYING. If not, write to |
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| 18 | the Free Software Foundation, 59 Temple Place - Suite 330, |
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| 19 | Boston, MA 02111-1307, USA. */ |
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| 20 | |
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| 21 | /* This file mimics some of the support provided by include/ansidecl.h |
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| 22 | in binutils and gdb releases. |
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| 23 | ??? Over time the two should be merged into one. */ |
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| 24 | |
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| 25 | #ifndef ANSIDECL_H |
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| 26 | #define ANSIDECL_H |
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| 27 | |
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| 28 | /* Add prototype support. */ |
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| 29 | #ifndef PROTO |
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| 30 | #if defined (USE_PROTOTYPES) ? USE_PROTOTYPES : defined (__STDC__) |
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| 31 | #define PROTO(ARGS) ARGS |
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| 32 | #else |
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| 33 | #define PROTO(ARGS) () |
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| 34 | #endif |
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| 35 | #endif |
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| 36 | |
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| 37 | #ifndef VPROTO |
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| 38 | #ifdef __STDC__ |
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| 39 | #define PVPROTO(ARGS) ARGS |
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| 40 | #define VPROTO(ARGS) ARGS |
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| 41 | #define VA_START(va_list,var) va_start(va_list,var) |
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| 42 | #else |
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| 43 | #define PVPROTO(ARGS) () |
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| 44 | #define VPROTO(ARGS) (va_alist) va_dcl |
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| 45 | #define VA_START(va_list,var) va_start(va_list) |
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| 46 | #endif |
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| 47 | #endif |
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| 48 | |
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| 49 | /* Define a generic NULL if one hasn't already been defined. */ |
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| 50 | |
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| 51 | #ifndef NULL |
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| 52 | #define NULL 0 |
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| 53 | #endif |
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| 54 | |
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| 55 | #ifndef GENERIC_PTR |
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| 56 | #if defined (USE_PROTOTYPES) ? USE_PROTOTYPES : defined (__STDC__) |
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| 57 | #define GENERIC_PTR void * |
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| 58 | #else |
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| 59 | #define GENERIC_PTR char * |
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| 60 | #endif |
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| 61 | #endif |
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| 62 | |
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| 63 | #ifndef NULL_PTR |
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| 64 | #define NULL_PTR ((GENERIC_PTR) 0) |
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| 65 | #endif |
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| 66 | |
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| 67 | #ifdef __STDC__ |
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| 68 | |
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| 69 | #define PTR void * |
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| 70 | |
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| 71 | #else |
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| 72 | |
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| 73 | #define PTR char * |
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| 74 | #ifndef const |
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| 75 | #define const |
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| 76 | #endif |
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| 77 | |
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| 78 | #endif /* ! __STDC__ */ |
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| 79 | |
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| 80 | /* We don't have autoconf for libgcc2.c since it's a target, so don't |
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| 81 | define these functions, which aren't used there anyway. */ |
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| 82 | |
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| 83 | #ifndef IN_LIBGCC2 |
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| 84 | |
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| 85 | #ifndef HAVE_BCOPY |
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| 86 | #define bcopy(src,dst,len) memcpy ((dst),(src),(len)) |
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| 87 | #endif |
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| 88 | |
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| 89 | #ifndef HAVE_BZERO |
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| 90 | #define bzero(dst,len) memset ((dst),0,(len)) |
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| 91 | #endif |
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| 92 | |
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| 93 | #ifndef HAVE_BCMP |
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| 94 | #define bcmp(left,right,len) memcmp ((left),(right),(len)) |
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| 95 | #endif |
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| 96 | |
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| 97 | #ifndef HAVE_RINDEX |
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| 98 | #define rindex strrchr |
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| 99 | #endif |
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| 100 | |
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| 101 | #ifndef HAVE_INDEX |
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| 102 | #define index strchr |
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| 103 | #endif |
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| 104 | |
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| 105 | #endif /* IN_LIBGCC2 */ |
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| 106 | |
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| 107 | #endif /* ANSIDECL_H */ |
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