source: web/old/remctl-2.14/portable/macros.h @ f6f3e91

web
Last change on this file since f6f3e91 was f6f3e91, checked in by Jessica B. Hamrick <jhamrick@…>, 15 years ago

Preserve directory hierarchy (not sure what happened to it)

  • Property mode set to 100644
File size: 946 bytes
Line 
1/*
2 * Portability macros used in include files.
3 *
4 * Written by Russ Allbery <rra@stanford.edu>
5 * This work is hereby placed in the public domain by its author.
6 */
7
8#ifndef PORTABLE_MACROS_H
9#define PORTABLE_MACROS_H 1
10
11/*
12 * __attribute__ is available in gcc 2.5 and later, but only with gcc 2.7
13 * could you use the __format__ form of the attributes, which is what we use
14 * (to avoid confusion with other macros).
15 */
16#ifndef __attribute__
17# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
18#  define __attribute__(spec)   /* empty */
19# endif
20#endif
21
22/*
23 * BEGIN_DECLS is used at the beginning of declarations so that C++
24 * compilers don't mangle their names.  END_DECLS is used at the end.
25 */
26#undef BEGIN_DECLS
27#undef END_DECLS
28#ifdef __cplusplus
29# define BEGIN_DECLS    extern "C" {
30# define END_DECLS      }
31#else
32# define BEGIN_DECLS    /* empty */
33# define END_DECLS      /* empty */
34#endif
35
36#endif /* !PORTABLE_MACROS_H */
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