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Drop #ifdef USG checks for some truly ancient (pre-SVR4) SysV's

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Signed-off-by: Alan Coopersmith <alan.coopersmith@sun.com>
This commit is contained in:
Alan Coopersmith 2009-06-14 09:54:58 -07:00
parent 385c1343f7
commit e9df99b12e
2 changed files with 17 additions and 48 deletions
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63
Xos.h
View file

@ -39,14 +39,7 @@ in this Software without prior written authorization from The Open Group.
* Get major data types (esp. caddr_t)
*/
# ifdef USG
# ifndef __TYPES__
# include <sys/types.h> /* forgot to protect it... */
# define __TYPES__
# endif /* __TYPES__ */
# else /* USG */
# include <sys/types.h>
# endif /* USG */
# include <sys/types.h>
# if defined(__SCO__) || defined(__UNIXWARE__)
# include <stdint.h>
@ -100,56 +93,32 @@ in this Software without prior written authorization from The Open Group.
* Get struct timeval and struct tm
*/
# if defined(SYSV)
# ifndef USL
# include <sys/time.h>
# endif
# include <time.h>
# if defined(USG)
struct timeval {
long tv_sec;
long tv_usec;
};
# ifndef USL_SHARELIB
struct timezone {
int tz_minuteswest;
int tz_dsttime;
};
# endif /* USL_SHARELIB */
# endif /* USG */
# else /* not SYSV */
# if defined(_POSIX_SOURCE) && defined(SVR4)
# if defined(_POSIX_SOURCE) && defined(SVR4)
/* need to omit _POSIX_SOURCE in order to get what we want in SVR4 */
# undef _POSIX_SOURCE
# include <sys/time.h>
# define _POSIX_SOURCE
# elif defined(WIN32)
# include <time.h>
# if !defined(_WINSOCKAPI_) && !defined(_WILLWINSOCK_) && !defined(_TIMEVAL_DEFINED) && !defined(_STRUCT_TIMEVAL)
# undef _POSIX_SOURCE
# include <sys/time.h>
# define _POSIX_SOURCE
# elif defined(WIN32)
# include <time.h>
# if !defined(_WINSOCKAPI_) && !defined(_WILLWINSOCK_) && !defined(_TIMEVAL_DEFINED) && !defined(_STRUCT_TIMEVAL)
struct timeval {
long tv_sec; /* seconds */
long tv_usec; /* and microseconds */
};
# define _TIMEVAL_DEFINED
# endif
# include <sys/timeb.h>
# define gettimeofday(t) \
# define _TIMEVAL_DEFINED
# endif
# include <sys/timeb.h>
# define gettimeofday(t) \
{ \
struct _timeb _gtodtmp; \
_ftime (&_gtodtmp); \
(t)->tv_sec = _gtodtmp.time; \
(t)->tv_usec = _gtodtmp.millitm * 1000; \
}
# else
# include <sys/time.h>
# include <time.h>
# endif /* defined(_POSIX_SOURCE) && defined(SVR4) */
# endif /* SYSV */
# else
# include <sys/time.h>
# include <time.h>
# endif /* defined(_POSIX_SOURCE) && defined(SVR4) */
/* define X_GETTIMEOFDAY macro, a portable gettimeofday() */
# if defined(_XOPEN_XPG4) || defined(_XOPEN_UNIX) /* _XOPEN_UNIX is XPG4.2 */

2
Xos_r.h
View file

@ -535,7 +535,7 @@ typedef int _Xgetservbynameparams; /* dummy */
#if defined(X_INCLUDE_DIRENT_H) && !defined(_XOS_INCLUDED_DIRENT_H)
# include <sys/types.h>
# if !defined(X_NOT_POSIX) || defined(SYSV) || defined(USG)
# if !defined(X_NOT_POSIX) || defined(SYSV)
# include <dirent.h>
# else
# include <sys/dir.h>