for various bits of the RTS. They are linked
in instead of the defaults.
*/
-#include <stdio.h>
-#define W_ unsigned long int
-#define I_ long int
+/* For GHC 4.08, we are relying on the fact that RtsFlags has
+ * compatible layout with the current version, because we're
+ * #including the current version of RtsFlags.h below. 4.08 didn't
+ * ship with its own RtsFlags.h, unfortunately. For later GHC
+ * versions, we #include the correct RtsFlags.h.
+ */
+#if __GLASGOW_HASKELL__ < 502
+#include "../includes/Rts.h"
+#include "../includes/RtsFlags.h"
+#else
+#include "Rts.h"
+#include "RtsFlags.h"
+#endif
+
+#include "HsFFI.h"
+
+#include <string.h>
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
void
-ErrorHdrHook (FILE *where)
+defaultsHook (void)
{
- fprintf(where, "\n"); /* no "Fail: " */
+ RtsFlags.GcFlags.heapSizeSuggestion = 6*1024*1024 / BLOCK_SIZE;
+ RtsFlags.GcFlags.maxStkSize = 8*1024*1024 / sizeof(W_);
+#if __GLASGOW_HASKELL__ >= 411
+ /* GHC < 4.11 didn't have these */
+ RtsFlags.GcFlags.giveStats = COLLECT_GC_STATS;
+ RtsFlags.GcFlags.statsFile = stderr;
+#endif
}
-
void
-OutOfHeapHook (W_ request_size, W_ heap_size) /* both in bytes */
+enableTimingStats( void ) /* called from the driver */
{
- fprintf(stderr, "GHC's heap exhausted;\nwhile trying to allocate %lu bytes in a %lu-byte heap;\nuse the `-H<size>' option to increase the total heap size.\n",
- request_size,
- heap_size);
+#if __GLASGOW_HASKELL__ >= 411
+ RtsFlags.GcFlags.giveStats = ONELINE_GC_STATS;
+#endif
+ /* ignored when bootstrapping with an older GHC */
}
void
-StackOverflowHook (I_ stack_size) /* in bytes */
+setHeapSize( HsInt size )
{
- fprintf(stderr, "GHC stack-space overflow: current size %ld bytes.\nUse the `-K<size>' option to increase it.\n", stack_size);
+ RtsFlags.GcFlags.heapSizeSuggestion = size / BLOCK_SIZE;
+ if (RtsFlags.GcFlags.maxHeapSize != 0 &&
+ RtsFlags.GcFlags.heapSizeSuggestion > RtsFlags.GcFlags.maxHeapSize) {
+ RtsFlags.GcFlags.maxHeapSize = RtsFlags.GcFlags.heapSizeSuggestion;
+ }
}
void
-PatErrorHdrHook (FILE *where)
+OutOfHeapHook (unsigned long request_size/* always zero these days */,
+ unsigned long heap_size)
+ /* both in bytes */
{
- fprintf(where, "\n*** Pattern-matching error within GHC!\n\nThis is a compiler bug; please report it to glasgow-haskell-bugs@dcs.glasgow.ac.uk.\n\nFail: ");
+ fprintf(stderr, "GHC's heap exhausted: current limit is %lu bytes;\nUse the `-M<size>' option to increase the total heap size.\n",
+ heap_size);
}
void
-PreTraceHook (FILE *where)
+StackOverflowHook (unsigned long stack_size) /* in bytes */
{
- fprintf(where, "\n"); /* not "Trace On" */
+ fprintf(stderr, "GHC stack-space overflow: current limit is %ld bytes.\nUse the `-K<size>' option to increase it.\n", stack_size);
}
-void
-PostTraceHook (FILE *where)
+HsInt
+ghc_strlen( HsAddr a )
+{
+ return (strlen((char *)a));
+}
+
+HsInt
+ghc_memcmp( HsAddr a1, HsAddr a2, HsInt len )
+{
+ return (memcmp((char *)a1, a2, len));
+}
+
+HsInt
+ghc_memcmp_off( HsAddr a1, HsInt i, HsAddr a2, HsInt len )
{
- fprintf(where, "\n"); /* not "Trace Off" */
+ return (memcmp((char *)a1 + i, a2, len));
}