5 /* Auxiliary PDCLib code <_PDCLIB_aux.h>
7 This file is part of the Public Domain C Library (PDCLib).
8 Permission is granted to use, modify, and / or redistribute at will.
11 /* -------------------------------------------------------------------------- */
12 /* Standard Version */
13 /* -------------------------------------------------------------------------- */
15 /* Many a compiler gets this wrong, so you might have to hardcode it instead. */
18 #error Compiler does not define _ _STDC_ _ to 1 (not standard-compliant)!
21 #ifndef __STDC_VERSION__
22 #define _PDCLIB_C_VERSION C90
23 #elif __STDC_VERSION__ == 199409L
24 #define _PDCLIB_C_VERSION C95
25 #elif __STDC_VERSION__ == 199901L
26 #define _PDCLIB_C_VERSION C99
28 #error Unsupported _ _STDC_VERSION_ _ (__STDC_VERSION__) (supported: ISO/IEC 9899:1990, 9899/AMD1:1995, and 9899:1999).
31 #ifndef __STDC_HOSTED__
32 #error Compiler does not define _ _STDC_HOSTED_ _ (not standard-compliant)!
33 #elif __STDC_HOSTED__ == 0
34 #define _PDCLIB_HOSTED 0
35 #elif __STDC_HOSTED__ == 1
36 #define _PDCLIB_HOSTED 1
38 #error Compiler does not define _ _STDC_HOSTED_ _ to 0 or 1 (not standard-compliant)!
41 #if _PDCLIB_C_VERSION != C99
42 #error As of the current release, PDCLib only supports ISO/IEC 9899:1999 (C99).
45 #if _PDCLIB_HOSTED != 0
46 #error As of the current release, PDCLib is not a conforming hosted implementation.
49 /* -------------------------------------------------------------------------- */
51 /* _PDCLIB_cc( x, y ) concatenates two preprocessor tokens without extending */
52 /* _PDCLIB_concat( x, y ) concatenates two preprocessor tokens with extending */
53 /* -------------------------------------------------------------------------- */
55 #define _PDCLIB_cc( x, y ) x ## y
56 #define _PDCLIB_concat( x, y ) _PDCLIB_cc( x, y )