diff options
Diffstat (limited to 'include/ansidecl.h')
| -rw-r--r-- | include/ansidecl.h | 232 |
1 files changed, 0 insertions, 232 deletions
diff --git a/include/ansidecl.h b/include/ansidecl.h deleted file mode 100644 index e7852c684..000000000 --- a/include/ansidecl.h +++ /dev/null @@ -1,232 +0,0 @@ -/* ANSI and traditional C compatability macros - Copyright 1991, 1992, 1996, 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - -This program 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 of the License, or -(at your option) any later version. - -This program 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 this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* ANSI and traditional C compatibility macros - - ANSI C is assumed if __STDC__ is #defined. - - Macro ANSI C definition Traditional C definition - ----- ---- - ---------- ----------- - ---------- - PTR `void *' `char *' - LONG_DOUBLE `long double' `double' - VOLATILE `volatile' `' - SIGNED `signed' `' - PTRCONST `void *const' `char *' - ANSI_PROTOTYPES 1 not defined - - CONST is also defined, but is obsolete. Just use const. - - obsolete -- DEFUN (name, arglist, args) - - Defines function NAME. - - ARGLIST lists the arguments, separated by commas and enclosed in - parentheses. ARGLIST becomes the argument list in traditional C. - - ARGS list the arguments with their types. It becomes a prototype in - ANSI C, and the type declarations in traditional C. Arguments should - be separated with `AND'. For functions with a variable number of - arguments, the last thing listed should be `DOTS'. - - obsolete -- DEFUN_VOID (name) - - Defines a function NAME, which takes no arguments. - - obsolete -- EXFUN (name, (prototype)) -- obsolete. - - Replaced by PARAMS. Do not use; will disappear someday soon. - Was used in external function declarations. - In ANSI C it is `NAME PROTOTYPE' (so PROTOTYPE should be enclosed in - parentheses). In traditional C it is `NAME()'. - For a function that takes no arguments, PROTOTYPE should be `(void)'. - - obsolete -- PROTO (type, name, (prototype) -- obsolete. - - This one has also been replaced by PARAMS. Do not use. - - PARAMS ((args)) - - We could use the EXFUN macro to handle prototype declarations, but - the name is misleading and the result is ugly. So we just define a - simple macro to handle the parameter lists, as in: - - static int foo PARAMS ((int, char)); - - This produces: `static int foo();' or `static int foo (int, char);' - - EXFUN would have done it like this: - - static int EXFUN (foo, (int, char)); - - but the function is not external...and it's hard to visually parse - the function name out of the mess. EXFUN should be considered - obsolete; new code should be written to use PARAMS. - - DOTS is also obsolete. - - Examples: - - extern int printf PARAMS ((const char *format, ...)); -*/ - -#ifndef _ANSIDECL_H - -#define _ANSIDECL_H 1 - - -/* Every source file includes this file, - so they will all get the switch for lint. */ -/* LINTLIBRARY */ - - -#if defined (__STDC__) || defined (_AIX) || (defined (__mips) && defined (_SYSTYPE_SVR4)) || defined(_WIN32) -/* All known AIX compilers implement these things (but don't always - define __STDC__). The RISC/OS MIPS compiler defines these things - in SVR4 mode, but does not define __STDC__. */ - -#define PTR void * -#define PTRCONST void *CONST -#define LONG_DOUBLE long double - -#ifndef IN_GCC -#define AND , -#define NOARGS void -#define VOLATILE volatile -#define SIGNED signed -#endif /* ! IN_GCC */ - -#define PARAMS(paramlist) paramlist -#define ANSI_PROTOTYPES 1 - -#define VPARAMS(ARGS) ARGS -#define VA_START(va_list,var) va_start(va_list,var) - -/* These are obsolete. Do not use. */ -#ifndef IN_GCC -#define CONST const -#define DOTS , ... -#define PROTO(type, name, arglist) type name arglist -#define EXFUN(name, proto) name proto -#define DEFUN(name, arglist, args) name(args) -#define DEFUN_VOID(name) name(void) -#endif /* ! IN_GCC */ - -#else /* Not ANSI C. */ - -#define PTR char * -#define PTRCONST PTR -#define LONG_DOUBLE double - -#ifndef IN_GCC -#define AND ; -#define NOARGS -#define VOLATILE -#define SIGNED -#endif /* !IN_GCC */ - -#ifndef const /* some systems define it in header files for non-ansi mode */ -#define const -#endif - -#define PARAMS(paramlist) () - -#define VPARAMS(ARGS) (va_alist) va_dcl -#define VA_START(va_list,var) va_start(va_list) - -/* These are obsolete. Do not use. */ -#ifndef IN_GCC -#define CONST -#define DOTS -#define PROTO(type, name, arglist) type name () -#define EXFUN(name, proto) name() -#define DEFUN(name, arglist, args) name arglist args; -#define DEFUN_VOID(name) name() -#endif /* ! IN_GCC */ - -#endif /* ANSI C. */ - - -/* Using MACRO(x,y) in cpp #if conditionals does not work with some - older preprocessors. Thus we can't define something like this: - -#define HAVE_GCC_VERSION(MAJOR, MINOR) \ - (__GNUC__ > (MAJOR) || (__GNUC__ == (MAJOR) && __GNUC_MINOR__ >= (MINOR))) - -and then test "#if HAVE_GCC_VERSION(2,7)". - -So instead we use the macro below and test it against specific values. */ - -/* This macro simplifies testing whether we are using gcc, and if it - is of a particular minimum version. (Both major & minor numbers are - significant.) This macro will evaluate to 0 if we are not using - gcc at all. */ -#ifndef GCC_VERSION -#define GCC_VERSION (__GNUC__ * 1000 + __GNUC_MINOR__) -#endif /* GCC_VERSION */ - -/* Define macros for some gcc attributes. This permits us to use the - macros freely, and know that they will come into play for the - version of gcc in which they are supported. */ - -#if (GCC_VERSION < 2007) -# define __attribute__(x) -#endif - -/* Attribute __malloc__ on functions was valid as of gcc 2.96. */ -#ifndef ATTRIBUTE_MALLOC -# if (GCC_VERSION >= 2096) -# define ATTRIBUTE_MALLOC __attribute__ ((__malloc__)) -# else -# define ATTRIBUTE_MALLOC -# endif /* GNUC >= 2.96 */ -#endif /* ATTRIBUTE_MALLOC */ - -/* Attributes on labels were valid as of gcc 2.93. */ -#ifndef ATTRIBUTE_UNUSED_LABEL -# if (GCC_VERSION >= 2093) -# define ATTRIBUTE_UNUSED_LABEL ATTRIBUTE_UNUSED -# else -# define ATTRIBUTE_UNUSED_LABEL -# endif /* GNUC >= 2.93 */ -#endif /* ATTRIBUTE_UNUSED_LABEL */ - -#ifndef ATTRIBUTE_UNUSED -#define ATTRIBUTE_UNUSED __attribute__ ((__unused__)) -#endif /* ATTRIBUTE_UNUSED */ - -#ifndef ATTRIBUTE_NORETURN -#define ATTRIBUTE_NORETURN __attribute__ ((__noreturn__)) -#endif /* ATTRIBUTE_NORETURN */ - -#ifndef ATTRIBUTE_PRINTF -#define ATTRIBUTE_PRINTF(m, n) __attribute__ ((__format__ (__printf__, m, n))) -#define ATTRIBUTE_PRINTF_1 ATTRIBUTE_PRINTF(1, 2) -#define ATTRIBUTE_PRINTF_2 ATTRIBUTE_PRINTF(2, 3) -#define ATTRIBUTE_PRINTF_3 ATTRIBUTE_PRINTF(3, 4) -#define ATTRIBUTE_PRINTF_4 ATTRIBUTE_PRINTF(4, 5) -#define ATTRIBUTE_PRINTF_5 ATTRIBUTE_PRINTF(5, 6) -#endif /* ATTRIBUTE_PRINTF */ - -/* We use __extension__ in some places to suppress -pedantic warnings - about GCC extensions. This feature didn't work properly before - gcc 2.8. */ -#if GCC_VERSION < 2008 -#define __extension__ -#endif - -#endif /* ansidecl.h */ |