* ---------------------------------------------------------------------------*/
#include "PosixSource.h"
-
#include "Rts.h"
#include "RtsAPI.h"
-#include "RtsFlags.h"
+
#include "RtsUtils.h"
#include "Ticky.h"
+#include "Schedule.h"
#ifdef HAVE_TIME_H
#include <time.h>
#endif
+/* HACK: On Mac OS X 10.4 (at least), time.h doesn't declare ctime_r with
+ * _POSIX_C_SOURCE. If this is the case, we declare it ourselves.
+ */
+#if HAVE_CTIME_R && !HAVE_DECL_CTIME_R
+extern char *ctime_r(const time_t *, char *);
+#endif
+
#ifdef HAVE_FCNTL_H
#include <fcntl.h>
#endif
free(prev);
if (a == NULL) return;
IF_DEBUG(sanity,
- debugBelch("Warning: %p still allocated at shutdown\n",
- a->addr);)
+ debugBelch("Warning: %ld bytes at %p still allocated at shutdown\n",
+ (long)a->len, a->addr);)
prev = a;
}
}
void
heapOverflow(void)
{
- /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
- OutOfHeapHook(0/*unknown request size*/,
- RtsFlags.GcFlags.maxHeapSize * BLOCK_SIZE);
-
-#if defined(TICKY_TICKY)
- if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
-#endif
-
- stg_exit(EXIT_HEAPOVERFLOW);
-}
-
-/* -----------------------------------------------------------------------------
- Out-of-line strlen.
+ if (!heap_overflow)
+ {
+ /* don't fflush(stdout); WORKAROUND bug in Linux glibc */
+ OutOfHeapHook(0/*unknown request size*/,
+ RtsFlags.GcFlags.maxHeapSize * BLOCK_SIZE);
- Used in addr2Integer because the C compiler on x86 chokes on
- strlen, trying to inline it with not enough registers available.
- -------------------------------------------------------------------------- */
-
-nat stg_strlen(char *s)
-{
- char *p = s;
-
- while (*p) p++;
- return p-s;
+ heap_overflow = rtsTrue;
+ }
}
-
/* -----------------------------------------------------------------------------
genSym stuff, used by GHC itself for its splitting unique supply.
}
/* -----------------------------------------------------------------------------
- * Reset a file handle to blocking mode. We do this for the standard
- * file descriptors before exiting, because the shell doesn't always
- * clean up for us.
- * -------------------------------------------------------------------------- */
-
-#if !defined(mingw32_HOST_OS)
-void
-resetNonBlockingFd(int fd)
-{
- long fd_flags;
-
- /* clear the non-blocking flag on this file descriptor */
- fd_flags = fcntl(fd, F_GETFL);
- if (fd_flags & O_NONBLOCK) {
- fcntl(fd, F_SETFL, fd_flags & ~O_NONBLOCK);
- }
-}
-
-void
-setNonBlockingFd(int fd)
-{
- long fd_flags;
-
- /* clear the non-blocking flag on this file descriptor */
- fd_flags = fcntl(fd, F_GETFL);
- if (!(fd_flags & O_NONBLOCK)) {
- fcntl(fd, F_SETFL, fd_flags | O_NONBLOCK);
- }
-}
-#else
-/* Stub defns -- async / non-blocking IO is not done
- * via O_NONBLOCK and select() under Win32.
- */
-void resetNonBlockingFd(int fd STG_UNUSED) {}
-void setNonBlockingFd(int fd STG_UNUSED) {}
-#endif
-
-#ifdef PAR
-static ullong startTime = 0;
-
-/* used in a parallel setup */
-ullong
-msTime(void)
-{
-# if defined(HAVE_GETCLOCK) && !defined(alpha_HOST_ARCH) && !defined(hppa1_1_HOST_ARCH)
- struct timespec tv;
-
- if (getclock(TIMEOFDAY, &tv) != 0) {
- fflush(stdout);
- fprintf(stderr, "Clock failed\n");
- stg_exit(EXIT_FAILURE);
- }
- return tv.tv_sec * LL(1000) + tv.tv_nsec / LL(1000000) - startTime;
-# elif HAVE_GETTIMEOFDAY && !defined(alpha_HOST_ARCH)
- struct timeval tv;
-
- if (gettimeofday(&tv, NULL) != 0) {
- fflush(stdout);
- fprintf(stderr, "Clock failed\n");
- stg_exit(EXIT_FAILURE);
- }
- return tv.tv_sec * LL(1000) + tv.tv_usec / LL(1000) - startTime;
-# else
- time_t t;
- if ((t = time(NULL)) == (time_t) -1) {
- fflush(stdout);
- fprintf(stderr, "Clock failed\n");
- stg_exit(EXIT_FAILURE);
- }
- return t * LL(1000) - startTime;
-# endif
-}
-#endif /* PAR */
-
-/* -----------------------------------------------------------------------------
Print large numbers, with punctuation.
-------------------------------------------------------------------------- */
* genericRaise(), rather than raise(3).
*/
int genericRaise(int sig) {
-#if defined(THREADED_RTS) && (defined(openbsd_HOST_OS) || defined(freebsd_HOST_OS))
+#if defined(THREADED_RTS) && (defined(openbsd_HOST_OS) || defined(freebsd_HOST_OS) || defined(dragonfly_HOST_OS))
return pthread_kill(pthread_self(), sig);
#else
return raise(sig);
printf(" ,(\"%s\", \"%s\")\n", key, val);
}
+/* This little bit of magic allows us to say TOSTRING(SYM) and get
+ * "5" if SYM is 5 */
+#define TOSTRING2(x) #x
+#define TOSTRING(x) TOSTRING2(x)
+
void printRtsInfo(void) {
/* The first entry is just a hack to make it easy to get the
* commas right */
- printf(" [(\"GHC RTS\", \"Yes\")\n");
+ printf(" [(\"GHC RTS\", \"YES\")\n");
mkRtsInfoPair("GHC version", ProjectVersion);
mkRtsInfoPair("RTS way", RtsWay);
mkRtsInfoPair("Host platform", HostPlatform);
+ mkRtsInfoPair("Host architecture", HostArch);
+ mkRtsInfoPair("Host OS", HostOS);
+ mkRtsInfoPair("Host vendor", HostVendor);
mkRtsInfoPair("Build platform", BuildPlatform);
+ mkRtsInfoPair("Build architecture", BuildArch);
+ mkRtsInfoPair("Build OS", BuildOS);
+ mkRtsInfoPair("Build vendor", BuildVendor);
mkRtsInfoPair("Target platform", TargetPlatform);
+ mkRtsInfoPair("Target architecture", TargetArch);
+ mkRtsInfoPair("Target OS", TargetOS);
+ mkRtsInfoPair("Target vendor", TargetVendor);
+ mkRtsInfoPair("Word size", TOSTRING(WORD_SIZE_IN_BITS));
mkRtsInfoPair("Compiler unregisterised", GhcUnregisterised);
mkRtsInfoPair("Tables next to code", GhcEnableTablesNextToCode);
printf(" ]\n");
}
+// Provides a way for Haskell programs to tell whether they're being
+// profiled or not. GHCi uses it (see #2197).
+int rts_isProfiled(void)
+{
+#ifdef PROFILING
+ return 1;
+#else
+ return 0;
+#endif
+}