X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fcompiler%2Fparser%2Fhschooks.c;h=17c11faeb80c9e84156fb9fda243d33d9f6437a1;hb=845db8182942e006a9164e41e9839adb39f24268;hp=6d94290d5d0bca34bb9f8a6bc2f891d8208c1c7c;hpb=b1bbd55b3398136c4944cdca9df05cb12eda03ba;p=ghc-hetmet.git

diff --git a/ghc/compiler/parser/hschooks.c b/ghc/compiler/parser/hschooks.c
index 6d94290..17c11fa 100644
--- a/ghc/compiler/parser/hschooks.c
+++ b/ghc/compiler/parser/hschooks.c
@@ -4,24 +4,35 @@ for various bits of the RTS.  They are linked
 in instead of the defaults.
 */
 
-#if __GLASGOW_HASKELL__ >= 400
-#include "Rts.h"
+#include <string.h>
+
+/* For GHC 4.08, we are relying on the fact that RtsFlags has
+ * compatibile 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 "rtsdefs.h"
+#include "Rts.h"
+#include "RtsFlags.h"
 #endif
 
-#if __GLASGOW_HASKELL__ >= 408
-#include "../rts/RtsFlags.h"
 #include "HsFFI.h"
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
 #endif
 
 void
 defaultsHook (void)
 {
-#if __GLASGOW_HASKELL__ >= 408
     RtsFlags.GcFlags.heapSizeSuggestion = 6*1024*1024 / BLOCK_SIZE;
-#endif
+    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
@@ -39,105 +50,42 @@ enableTimingStats( void )	/* called from the driver */
 void
 setHeapSize( HsInt size )
 {
-#if __GLASGOW_HASKELL__ >= 408
     RtsFlags.GcFlags.heapSizeSuggestion = size / BLOCK_SIZE;
-    if (RtsFlags.GcFlags.heapSizeSuggestion > 
-	RtsFlags.GcFlags.maxHeapSize) {
+    if (RtsFlags.GcFlags.maxHeapSize != 0 &&
+	RtsFlags.GcFlags.heapSizeSuggestion > RtsFlags.GcFlags.maxHeapSize) {
 	RtsFlags.GcFlags.maxHeapSize = RtsFlags.GcFlags.heapSizeSuggestion;
     }
-#endif
 }
 
-#if __GLASGOW_HASKELL__ >= 303
-
 void
-ErrorHdrHook (long fd)
+OutOfHeapHook (unsigned long request_size/* always zero these days */,
+	       unsigned long heap_size)
+    /* both in bytes */
 {
-    char msg[]="\n";
-    write(fd,msg,1);
-}
-
-void
-PatErrorHdrHook (long fd)
-{
-    const char msg[]="\n*** Pattern-matching error within GHC!\n\nThis is a compiler bug; please report it to glasgow-haskell-bugs@haskell.org.\n\nFail:";
-    write(fd,msg,sizeof(msg)-1);
-}
-
-void
-PreTraceHook (long fd)
-{
-    const char msg[]="\n";
-    write(fd,msg,sizeof(msg)-1);
-}
-
-void
-PostTraceHook (long fd)
-{
-#if 0
-    const char msg[]="\n";
-    write(fd,msg,sizeof(msg)-1);
-#endif
-}
-
-#else /* pre-3.03 GHC with old IO system */
-
-void
-ErrorHdrHook (FILE *where)
-{
-    fprintf(where, "\n"); /* no "Fail: " */
-}
-
-void
-PatErrorHdrHook (FILE *where)
-{
-    fprintf(where, "\n*** Pattern-matching error within GHC!\n\nThis is a compiler bug; please report it to glasgow-haskell-bugs@haskell.org.\n\nFail: ");
-}
-
-void
-PreTraceHook (FILE *where)
-{
-    fprintf(where, "\n"); /* not "Trace On" */
-}
-
-void
-PostTraceHook (FILE *where)
-{
-    fprintf(where, "\n"); /* not "Trace Off" */
-}
-
-#endif
-
-#if __GLASGOW_HASKELL__ >= 400
-void
-OutOfHeapHook (unsigned long request_size, unsigned long heap_size)
-  /* both in bytes */
-{
-    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,
+    fprintf(stderr, "GHC's heap exhausted: current limit is %lu bytes;\nUse the `-H<size>' option to increase the total heap size.\n",
 	heap_size);
 }
 
 void
 StackOverflowHook (unsigned long stack_size)    /* in bytes */
 {
-    fprintf(stderr, "GHC stack-space overflow: current size %ld bytes.\nUse the `-K<size>' option to increase it.\n", stack_size);
+    fprintf(stderr, "GHC stack-space overflow: current limit is %ld bytes.\nUse the `-K<size>' option to increase it.\n", stack_size);
 }
 
-#else /* GHC < 4.00 */
-
-void
-OutOfHeapHook (W_ request_size, W_ heap_size)  /* both in bytes */
+HsInt
+ghc_strlen( HsAddr a )
 {
-    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);
+    return (strlen((char *)a));
 }
 
-void
-StackOverflowHook (I_ stack_size)    /* in bytes */
+HsInt
+ghc_memcmp( HsAddr a1, HsAddr a2, HsInt len )
 {
-    fprintf(stderr, "GHC stack-space overflow: current size %ld bytes.\nUse the `-K<size>' option to increase it.\n", stack_size);
+    return (memcmp((char *)a1, a2, len));
 }
 
-#endif
+HsInt
+ghc_memcmp_off( HsAddr a1, HsInt i, HsAddr a2, HsInt len )
+{
+    return (memcmp((char *)a1 + i, a2, len));
+}