[project @ 1998-12-02 13:17:09 by simonm]

[ghc-hetmet.git] / ghc / compiler / parser / hschooks.c

diff --git a/ghc/compiler/parser/hschooks.c b/ghc/compiler/parser/hschooks.c
index 7fb06bb..a2cc2e4 100644 (file)
--- a/ghc/compiler/parser/hschooks.c
+++ b/ghc/compiler/parser/hschooks.c
@@ -3,30 +3,51 @@ These routines customise the error messages
 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
+#if __GLASGOW_HASKELL__ >= 400
+#include "Rts.h"
+#else
+#include "rtsdefs.h"
+#endif
+
+#if __GLASGOW_HASKELL__ >= 303
 
 void
-ErrorHdrHook (FILE *where)
+ErrorHdrHook (long fd)
 {
-    fprintf(where, "\n"); /* no "Fail: " */
+    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@dcs.gla.ac.uk.\n\nFail:";
+    write(fd,msg,sizeof(msg)-1);
+}
 
 void
-OutOfHeapHook (W_ request_size, W_ heap_size)  /* both in bytes */
+PreTraceHook (long fd)
 {
-    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);
+    const char msg[]="\n";
+    write(fd,msg,sizeof(msg)-1);
 }
 
 void
-StackOverflowHook (I_ stack_size)    /* in bytes */
+PostTraceHook (long fd)
 {
-    fprintf(stderr, "GHC stack-space overflow: current size %ld bytes.\nUse the `-K<size>' option to increase it.\n", stack_size);
+#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
@@ -46,3 +67,39 @@ 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,
+       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);
+}
+
+#else /* GHC < 4.00 */
+
+void
+OutOfHeapHook (W_ request_size, W_ 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,
+       heap_size);
+}
+
+void
+StackOverflowHook (I_ 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);
+}
+
+#endif