headers: require GCC 2.7 or newer in order to allow attribute GCC'isms usage

Usage in other code paths already protected and requiring even newer versions.
This commit is contained in:
Yang Tse
2012-04-14 15:12:30 +02:00
parent 8b63b48627
commit 48d13b44c6
2 changed files with 16 additions and 9 deletions

View File

@@ -605,13 +605,17 @@ int netware_init(void);
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#endif
/* Provide a mechanism to silence picky compilers, such as gcc 4.6+.
Parameters should of course normally not be unused, but for example when we
have multiple implementations of the same interface it may happen. */
#ifndef __GNUC__
#define UNUSED_PARAM /*NOTHING*/
/*
* Provide a mechanism to silence picky compilers, such as gcc 4.6+.
* Parameters should of course normally not be unused, but for example when
* we have multiple implementations of the same interface it may happen.
*/
#if defined(__GNUC__) && ((__GNUC__ >= 3) || \
((__GNUC__ == 2) && defined(__GNUC_MINOR__) && (__GNUC_MINOR__ >= 7)))
# define UNUSED_PARAM __attribute__((__unused__))
#else
#define UNUSED_PARAM __attribute__((__unused__))
# define UNUSED_PARAM /*NOTHING*/
#endif
/*