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/*
These routines customise the error messages
for various bits of the RTS. They are linked
in instead of the defaults.
*/
#if __GLASGOW_HASKELL__ >= 400
#include "Rts.h"
#else
#include "rtsdefs.h"
#endif
#if __GLASGOW_HASKELL__ >= 303
void
ErrorHdrHook (long fd)
{
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,
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
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