17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #ifndef JAVA_MD_SOLINUX_H
  27 #define JAVA_MD_SOLINUX_H
  28 
  29 #ifdef HAVE_GETHRTIME
  30 /*
  31  * Support for doing cheap, accurate interval timing.
  32  */
  33 #include <sys/time.h>
  34 #define CounterGet()              (gethrtime()/1000)
  35 #define Counter2Micros(counts)    (counts)
  36 #else  /* ! HAVE_GETHRTIME */
  37 #define CounterGet()              (0)
  38 #define Counter2Micros(counts)    (1)














  39 #endif /* HAVE_GETHRTIME */
  40 
  41 /* pointer to environment */
  42 extern char **environ;
  43 
  44 /*
  45  *      A collection of useful strings. One should think of these as #define
  46  *      entries, but actual strings can be more efficient (with many compilers).
  47  */
  48 #ifdef __solaris__
  49 static const char *user_dir     = "/jdk";
  50 #else /* !__solaris__, i.e. Linux, AIX,.. */
  51 static const char *user_dir     = "/java";
  52 #endif
  53 
  54 #include <dlfcn.h>
  55 #ifdef __solaris__
  56 #include <thread.h>
  57 #else
  58 #include <pthread.h>

  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 #ifndef JAVA_MD_SOLINUX_H
  27 #define JAVA_MD_SOLINUX_H
  28 
  29 #ifdef HAVE_GETHRTIME
  30 /*
  31  * Support for doing cheap, accurate interval timing.
  32  */
  33 #include <sys/time.h>
  34 #define CounterGet()              (gethrtime()/1000)
  35 #define Counter2Micros(counts)    (counts)
  36 #else  /* ! HAVE_GETHRTIME */
  37 /*
  38  *  * Add gethrtime() implementation for launch time debug on Linux.
  39  *   */
  40 #include <sys/time.h>
  41 inline uint64_t gethrtime() {
  42   uint64_t result = 0;
  43   struct timeval tv;
  44   if (gettimeofday(&tv, NULL) != -1) {
  45     result = 1000000LL * (uint64_t)tv.tv_sec;
  46     result += (uint64_t)tv.tv_usec;
  47   }
  48   return result;
  49 }
  50 
  51 #define CounterGet()              (gethrtime())
  52 #define Counter2Micros(counts)    (counts)
  53 #endif /* HAVE_GETHRTIME */
  54 
  55 /* pointer to environment */
  56 extern char **environ;
  57 
  58 /*
  59  *      A collection of useful strings. One should think of these as #define
  60  *      entries, but actual strings can be more efficient (with many compilers).
  61  */
  62 #ifdef __solaris__
  63 static const char *user_dir     = "/jdk";
  64 #else /* !__solaris__, i.e. Linux, AIX,.. */
  65 static const char *user_dir     = "/java";
  66 #endif
  67 
  68 #include <dlfcn.h>
  69 #ifdef __solaris__
  70 #include <thread.h>
  71 #else
  72 #include <pthread.h>