contrib/openpam/include/security/openpam_attr.h

   1 /*
   2  * $Id: openpam_attr.h 656 2013-03-06 22:58:45Z des $
   3  */
   4
   5 #ifndef SECURITY_OPENPAM_ATTR_H_INCLUDED
   6 #define SECURITY_OPENPAM_ATTR_H_INCLUDED
   7
   8 /* GCC attributes */
   9 #if defined(__GNUC__) && defined(__GNUC_MINOR__) && !defined(__STRICT_ANSI__)
  10 # define OPENPAM_GNUC_PREREQ(maj, min) \
  11         ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
  12 #else
  13 # define OPENPAM_GNUC_PREREQ(maj, min) 0
  14 #endif
  15
  16 #if OPENPAM_GNUC_PREREQ(2,5)
  17 # define OPENPAM_FORMAT(params) __attribute__((__format__ params))
  18 #else
  19 # define OPENPAM_FORMAT(params)
  20 #endif
  21
  22 #if OPENPAM_GNUC_PREREQ(3,3)
  23 # define OPENPAM_NONNULL(params) __attribute__((__nonnull__ params))
  24 #else
  25 # define OPENPAM_NONNULL(params)
  26 #endif
  27
  28 #if OPENPAM_GNUC_PREREQ(2,7)
  29 # define OPENPAM_UNUSED(var) var __attribute__((__unused__))
  30 #else
  31 # define OPENPAM_UNUSED(var) var
  32 #endif
  33
  34 #endif /* !SECURITY_OPENPAM_ATTR_H_INCLUDED */