// posix.cc -- Helper functions for POSIX-flavored OSs.
-/* Copyright (C) 2000, 2001 Free Software Foundation
+/* Copyright (C) 2000, 2001, 2002 Free Software Foundation
This file is part of libgcj.
#include "posix.h"
#include <errno.h>
+#include <signal.h>
#include <jvm.h>
#include <java/lang/Thread.h>
#endif
// gettimeofday implementation.
-void
-_Jv_gettimeofday (struct timeval *tv)
+jlong
+_Jv_platform_gettimeofday ()
{
#if defined (HAVE_GETTIMEOFDAY)
- gettimeofday (tv, NULL);
+ timeval tv;
+ gettimeofday (&tv, NULL);
+ return (tv.tv_sec * 1000LL) + (tv.tv_usec / 1000LL);
#elif defined (HAVE_TIME)
- tv->tv_sec = time (NULL);
- tv->tv_usec = 0;
+ return time (NULL) * 1000LL;
#elif defined (HAVE_FTIME)
struct timeb t;
ftime (&t);
- tv->tv_sec = t.time;
- tv->tv_usec = t.millitm * 1000;
+ return (t.time * 1000LL) + t.millitm;
#elif defined (ECOS)
// FIXME.
- tv->tv_sec = _clock () / 1000;
- tv->tv_usec = 0;
+ return _clock();
#else
// In the absence of any function, time remains forever fixed.
- tv->tv_sec = 23;
- tv->tv_usec = 0;
+ return 23000;
+#endif
+}
+
+// Platform-specific VM initialization.
+void
+_Jv_platform_initialize (void)
+{
+#if defined (HAVE_SIGACTION)
+ // We only want this on POSIX systems.
+ struct sigaction act;
+ act.sa_handler = SIG_IGN;
+ sigemptyset (&act.sa_mask);
+ act.sa_flags = 0;
+ sigaction (SIGPIPE, &act, NULL);
+#else
+ signal (SIGPIPE, SIG_IGN);
#endif
}
+static inline void
+internal_gettimeofday (struct timeval *result)
+{
+#if defined (HAVE_GETTIMEOFDAY)
+ gettimeofday (result, NULL);
+#else
+ jlong val = _Jv_platform_gettimeofday ();
+ result->tv_sec = val / 1000;
+ result->tv_usec = (val % 1000) * 1000;
+#endif /* HAVE_GETTIMEOFDAY */
+}
+
// A wrapper for select() which ignores EINTR.
int
_Jv_select (int n, fd_set *readfds, fd_set *writefds,
struct timeval end, delay;
if (timeout)
{
- _Jv_gettimeofday (&end);
+ internal_gettimeofday (&end);
end.tv_usec += timeout->tv_usec;
if (end.tv_usec >= 1000000)
{
struct timeval after;
if (timeout)
{
- _Jv_gettimeofday (&after);
+ internal_gettimeofday (&after);
// Now compute new timeout argument.
delay.tv_usec = end.tv_usec - after.tv_usec;
delay.tv_sec = end.tv_sec - after.tv_sec;