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FDECL and NDECL

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This commit is contained in:
nhmall
2021-01-31 14:15:08 -05:00
parent 5ec6a3f341
commit e53fcf0940
1 changed files with 2 additions and 25 deletions
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27
include/tradstdc.h
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@@ -180,30 +180,17 @@ typedef const char *vA;
* Used for robust ANSI parameter forward declarations:
* int VDECL(sprintf, (char *, const char *, ...));
*
* NDECL() is used for functions with zero arguments;
* FDECL() is used for functions with a fixed number of arguments;
* VDECL() is used for functions with a variable number of arguments.
* Separate macros are needed because ANSI will mix old-style declarations
* with prototypes, except in the case of varargs
*/
#define NDECL(f) f(void)
#define FDECL(f, p) f p
#if defined(MSDOS) || defined(USE_STDARG)
#define VDECL(f, p) f p
#else
#define VDECL(f, p) f()
#endif
/*
* Used for definitions of functions which take no arguments to force
* an explicit match with the NDECL prototype. Needed in some cases
* (MS Visual C 2005) for functions called through pointers.
*/
#define VOID_ARGS void
/* generic pointer, always a macro; genericptr_t is usually a typedef */
#define genericptr void *
@@ -238,12 +225,8 @@ typedef const char *vA;
#else /* NHSTDC */ /* a "traditional" C compiler */
#define NDECL(f) f()
#define FDECL(f, p) f()
#define VDECL(f, p) f()
#define VOID_ARGS /*empty*/
#if defined(AMIGA) || defined(HPUX) || defined(POSIX_TYPES) \
|| defined(__DECC) || defined(__BORLANDC__)
#define genericptr void *
@@ -335,7 +318,7 @@ typedef genericptr genericptr_t; /* (void *) or (char *) */
#endif
#endif
/* These are used for arguments within FDECL/VDECL prototype declarations.
/* These are used for arguments within VDECL prototype declarations.
*/
#ifdef UNWIDENED_PROTOTYPES
#define CHAR_P char
@@ -360,7 +343,7 @@ typedef genericptr genericptr_t; /* (void *) or (char *) */
#define ALIGNTYP_P int
#else
/* Neither widened nor unwidened prototypes. Argument list expansion
* by FDECL/VDECL always empty; all xxx_P vanish so defs aren't needed. */
* by VDECL always empty; all xxx_P vanish so defs aren't needed. */
#endif
#endif
@@ -393,14 +376,8 @@ typedef genericptr genericptr_t; /* (void *) or (char *) */
* include files have prototypes and the compiler also complains that
* prototyped and unprototyped declarations don't match.
*/
#undef NDECL
#undef FDECL
#undef VDECL
#define NDECL(f) f()
#define FDECL(f, p) f()
#define VDECL(f, p) f()
#undef VOID_ARGS
#define VOID_ARGS /*empty*/
#endif
#endif