write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
-#include <sys/times.h>
#include <time.h>
#include <unistd.h>
+#include <sys/times.h>
/* Return the time used by the program so far (user time + system time). */
clock_t
clock (void)
{
struct tms buf;
- long clk_tck = sysconf (_SC_CLK_TCK);
+ long clk_tck = CLK_TCK;
/* We don't check for errors here. The only error the kernel
returns is EFAULT if the value cannot be written to the struct we
times (&buf);
return
- (clk_tck <= CLOCKS_PER_SEC)
- ? ((unsigned long) buf.tms_utime + buf.tms_stime) * (CLOCKS_PER_SEC
- / clk_tck)
- : ((unsigned long) buf.tms_utime + buf.tms_stime) / (clk_tck
- / CLOCKS_PER_SEC);
+ (clk_tck <= CLOCKS_PER_SEC) ?
+ ((unsigned long) buf.tms_utime + buf.tms_stime) * (CLOCKS_PER_SEC / clk_tck) :
+ ((unsigned long) buf.tms_utime + buf.tms_stime) / (clk_tck / CLOCKS_PER_SEC);
}
#endif
/* guess pagesize */
-#ifndef M_PAGESIZE
-#ifdef _SC_PAGESIZE
-#ifndef _SC_PAGE_SIZE
-#define _SC_PAGE_SIZE _SC_PAGESIZE
-#endif
-#endif
-#ifdef _SC_PAGE_SIZE
-#define M_PAGESIZE sysconf(_SC_PAGE_SIZE)
-#else /* !_SC_PAGESIZE */
-#if defined(BSD) || defined(DGUX) || defined(HAVE_GETPAGESIZE)
-extern size_t getpagesize();
-
#define M_PAGESIZE getpagesize()
-#else /* !HAVE_GETPAGESIZE */
-#include <sys/param.h>
-#ifdef EXEC_PAGESIZE
-#define M_PAGESIZE EXEC_PAGESIZE
-#else /* !EXEC_PAGESIZE */
-#ifdef NBPG
-#ifndef CLSIZE
-#define M_PAGESIZE NBPG
-#else /* !CLSIZE */
-#define M_PAGESIZE (NBPG*CLSIZE)
-#endif /* CLSIZE */
-#else
-#ifdef NBPC
-#define M_PAGESIZE NBPC
-#else /* !NBPC */
-#ifdef PAGESIZE
-#define M_PAGESIZE PAGESIZE
-#else /* !PAGESIZE */
-#define M_PAGESIZE 4096
-#endif /* PAGESIZE */
-#endif /* NBPC */
-#endif /* NBPG */
-#endif /* EXEC_PAGESIZE */
-#endif /* HAVE_GETPAGESIZE */
-#endif /* _SC_PAGE_SIZE */
-#endif /* defined(M_PAGESIZE) */
/* HUNK MANAGER */