/usr/lib/mlton/include/bytecode-main.h is in mlton-basis 20100608-5.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | /* Copyright (C) 2004-2007 Henry Cejtin, Matthew Fluet, Suresh
* Jagannathan, and Stephen Weeks.
*
* MLton is released under a BSD-style license.
* See the file MLton-LICENSE for details.
*/
#ifndef _BYTECODE_MAIN_H_
#define _BYTECODE_MAIN_H_
#include "common-main.h"
#include "interpret.h"
#ifndef DEBUG_CODEGEN
#define DEBUG_CODEGEN FALSE
#endif
PRIVATE extern struct Bytecode MLton_bytecode;
static GC_frameIndex returnAddressToFrameIndex (GC_returnAddress ra) {
return *((GC_frameIndex*)(MLton_bytecode.code + ra - sizeof(GC_frameIndex)));
}
#define MLtonCallFromC \
static void MLton_callFromC () { \
uintptr_t nextFun; \
GC_state s; \
\
if (DEBUG_CODEGEN) \
fprintf (stderr, "MLton_callFromC() starting\n"); \
s = &gcState; \
GC_setSavedThread (s, GC_getCurrentThread (s)); \
s->atomicState += 3; \
if (s->signalsInfo.signalIsPending) \
s->limit = s->limitPlusSlop - GC_HEAP_LIMIT_SLOP; \
/* Switch to the C Handler thread. */ \
GC_switchToThread (s, GC_getCallFromCHandlerThread (s), 0); \
nextFun = *(uintptr_t*)(s->stackTop - GC_RETURNADDRESS_SIZE); \
MLton_Bytecode_interpret (&MLton_bytecode, nextFun); \
s->atomicState += 1; \
GC_switchToThread (s, GC_getSavedThread (s), 0); \
s->atomicState -= 1; \
if (0 == s->atomicState \
&& s->signalsInfo.signalIsPending) \
s->limit = 0; \
if (DEBUG_CODEGEN) \
fprintf (stderr, "MLton_callFromC done\n"); \
} \
#define MLtonMain(al, mg, mfs, mmc, pk, ps, ml) \
MLtonCallFromC \
PUBLIC int MLton_main (int argc, char* argv[]) { \
uintptr_t nextFun; \
Initialize (al, mg, mfs, mmc, pk, ps); \
if (gcState.amOriginal) { \
real_Init(); \
nextFun = ml; \
} else { \
/* Return to the saved world */ \
nextFun = *(uintptr_t*)(gcState.stackTop - GC_RETURNADDRESS_SIZE); \
} \
MLton_Bytecode_interpret (&MLton_bytecode, nextFun); \
return 1; \
}
#define MLtonLibrary(al, mg, mfs, mmc, pk, ps, ml) \
MLtonCallFromC \
PUBLIC void LIB_OPEN(LIBNAME) (int argc, char* argv[]) { \
uintptr_t nextFun; \
Initialize (al, mg, mfs, mmc, pk, ps); \
if (gcState.amOriginal) { \
real_Init(); \
nextFun = ml; \
} else { \
/* Return to the saved world */ \
nextFun = *(uintptr_t*)(gcState.stackTop - GC_RETURNADDRESS_SIZE); \
} \
MLton_Bytecode_interpret (&MLton_bytecode, nextFun); \
} \
PUBLIC void LIB_CLOSE(LIBNAME) () { \
uintptr_t nextFun; \
nextFun = *(uintptr_t*)(gcState.stackTop - GC_RETURNADDRESS_SIZE); \
MLton_Bytecode_interpret (&MLton_bytecode, nextFun); \
GC_done(&gcState); \
}
#endif /* #ifndef _BYTECODE_MAIN_H */
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