[project @ 2002-06-03 11:31:55 by simonmar]

[ghc-hetmet.git] / ghc / includes / RtsAPI.h

diff --git a/ghc/includes/RtsAPI.h b/ghc/includes/RtsAPI.h
index 348e57a..7672dc6 100644 (file)
--- a/ghc/includes/RtsAPI.h
+++ b/ghc/includes/RtsAPI.h
@@ -1,5 +1,5 @@
 /* ----------------------------------------------------------------------------
- * $Id: RtsAPI.h,v 1.17 2000/08/29 13:34:21 qrczak Exp $
+ * $Id: RtsAPI.h,v 1.26 2002/02/15 07:23:02 sof Exp $
  *
  * (c) The GHC Team, 1998-1999
  *
@@ -10,6 +10,12 @@
 #ifndef RTSAPI_H
 #define RTSAPI_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "HsFFI.h"
+
 /*
  * Running the scheduler
  */
@@ -17,31 +23,16 @@ typedef enum {
     NoStatus,    /* not finished yet */
     Success,    /* completed successfully */
     Killed,     /* uncaught exception */
-    Interrupted, /* stopped in response to a call to interruptStgRts */
-    Deadlock    /* no threads to run, but main thread hasn't finished */
+    Interrupted  /* stopped in response to a call to interruptStgRts */
 } SchedulerStatus;
 
 typedef StgClosure *HaskellObj;
 
-
-/* Make this compilable with Visual C++.  We can't just use StgInt64 here,
- * because this file should be compilable without reference to the rest
- * of the RTS machinery.  These are absolutely non-standard types, but
- * I don't know what alternatives are safe if we don't #include anything
- * here.
- */
-#if defined(__MSVC__)
-typedef __int64            HsInt64_;
-typedef unsigned __int64   HsWord64_;
-#else
-typedef long long          HsInt64_;
-typedef unsigned long long HsWord64_;
-#endif
-
 /* ----------------------------------------------------------------------------
    Starting up and shutting down the Haskell RTS.
    ------------------------------------------------------------------------- */
-extern void startupHaskell         ( int argc, char *argv[], void *init_root );
+extern void startupHaskell         ( int argc, char *argv[], 
+                                    void (*init_root)(void) );
 extern void shutdownHaskell        ( void );
 extern void shutdownHaskellAndExit ( int exitCode );
 extern void setProgArgv            ( int argc, char *argv[] );
@@ -50,39 +41,51 @@ extern void getProgArgv            ( int *argc, char **argv[] );
 /* ----------------------------------------------------------------------------
    Building Haskell objects from C datatypes.
    ------------------------------------------------------------------------- */
-HaskellObj   rts_mkChar       ( unsigned int c );
-HaskellObj   rts_mkInt        ( int i );
-HaskellObj   rts_mkInt8       ( int i );
-HaskellObj   rts_mkInt16      ( int i );
-HaskellObj   rts_mkInt32      ( int i );
-HaskellObj   rts_mkWord       ( unsigned int w );
-HaskellObj   rts_mkWord8      ( unsigned int w );
-HaskellObj   rts_mkWord16     ( unsigned int w );
-HaskellObj   rts_mkWord32     ( unsigned int w );
-HaskellObj   rts_mkInt64      ( HsInt64_ i );
-HaskellObj   rts_mkWord64     ( HsWord64_ w );
-HaskellObj   rts_mkFloat      ( float f );
-HaskellObj   rts_mkDouble     ( double f );
-HaskellObj   rts_mkStablePtr  ( StgStablePtr s );
-HaskellObj   rts_mkAddr       ( void *a );
-HaskellObj   rts_mkBool       ( int b );
-HaskellObj   rts_mkString     ( char *s );
+HaskellObj   rts_mkChar       ( HsChar   c );
+HaskellObj   rts_mkInt        ( HsInt    i );
+HaskellObj   rts_mkInt8       ( HsInt8   i );
+HaskellObj   rts_mkInt16      ( HsInt16  i );
+HaskellObj   rts_mkInt32      ( HsInt32  i );
+HaskellObj   rts_mkInt64      ( HsInt64  i );
+HaskellObj   rts_mkWord       ( HsWord   w );
+HaskellObj   rts_mkWord8      ( HsWord8  w );
+HaskellObj   rts_mkWord16     ( HsWord16 w );
+HaskellObj   rts_mkWord32     ( HsWord32 w );
+HaskellObj   rts_mkWord64     ( HsWord64 w );
+HaskellObj   rts_mkPtr        ( HsPtr    a );
+HaskellObj   rts_mkFloat      ( HsFloat  f );
+HaskellObj   rts_mkDouble     ( HsDouble f );
+HaskellObj   rts_mkStablePtr  ( HsStablePtr s );
+HaskellObj   rts_mkBool       ( HsBool   b );
+HaskellObj   rts_mkString     ( char    *s );
 
 HaskellObj   rts_apply        ( HaskellObj, HaskellObj );
 
+/* DEPRECATED (use rts_mkPtr): */
+HaskellObj   rts_mkAddr       ( HsAddr   a );
+
 /* ----------------------------------------------------------------------------
    Deconstructing Haskell objects
    ------------------------------------------------------------------------- */
-unsigned int rts_getChar      ( HaskellObj );
-int          rts_getInt       ( HaskellObj );
-int          rts_getInt32     ( HaskellObj );
-unsigned int rts_getWord      ( HaskellObj );
-unsigned int rts_getWord32    ( HaskellObj );
-float        rts_getFloat     ( HaskellObj );
-double       rts_getDouble    ( HaskellObj );
-StgStablePtr rts_getStablePtr ( HaskellObj );
-void *       rts_getAddr      ( HaskellObj );
-int          rts_getBool      ( HaskellObj );
+HsChar       rts_getChar      ( HaskellObj );
+HsInt        rts_getInt       ( HaskellObj );
+HsInt8       rts_getInt8      ( HaskellObj );
+HsInt16      rts_getInt16     ( HaskellObj );
+HsInt32      rts_getInt32     ( HaskellObj );
+HsInt64      rts_getInt64     ( HaskellObj );
+HsWord       rts_getWord      ( HaskellObj );
+HsWord8      rts_getWord8     ( HaskellObj );
+HsWord16     rts_getWord16    ( HaskellObj );
+HsWord32     rts_getWord32    ( HaskellObj );
+HsWord64     rts_getWord64    ( HaskellObj );
+HsPtr        rts_getPtr       ( HaskellObj );
+HsFloat      rts_getFloat     ( HaskellObj );
+HsDouble     rts_getDouble    ( HaskellObj );
+HsStablePtr  rts_getStablePtr ( HaskellObj );
+HsBool       rts_getBool      ( HaskellObj );
+
+/* DEPRECATED (use rts_getPtr): */
+HsAddr       rts_getAddr      ( HaskellObj );
 
 /* ----------------------------------------------------------------------------
    Evaluating Haskell expressions
@@ -98,15 +101,25 @@ rts_eval_ ( HaskellObj p, unsigned int stack_size, /*out*/HaskellObj *ret );
 SchedulerStatus 
 rts_evalIO ( HaskellObj p, /*out*/HaskellObj *ret );
 
+#if defined(COMPILING_RTS_MAIN)
+/* Used by the RTS' main() only */
 SchedulerStatus 
-rts_evalLazyIO ( HaskellObj p, unsigned int stack_size, /*out*/HaskellObj *ret );
+rts_mainEvalIO ( HaskellObj p, /*out*/HaskellObj *ret );
+#endif
 
-#if defined(PAR) || defined(SMP)
 SchedulerStatus
-rts_evalNothing(unsigned int stack_size);
-#endif
+rts_evalStableIO ( HsStablePtr s, /*out*/HsStablePtr *ret );
+
+SchedulerStatus 
+rts_evalLazyIO ( HaskellObj p, unsigned int stack_size, /*out*/HaskellObj *ret );
 
 void
 rts_checkSchedStatus ( char* site, SchedulerStatus rc);
 
+/* -------------------------------------------------------------------------- */
+
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* RTSAPI_H */