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[smlnj] View of /sml/trunk/src/runtime/c-libs/smlnj-runtime/export-fun.c
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View of /sml/trunk/src/runtime/c-libs/smlnj-runtime/export-fun.c

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Revision 651 - (download) (as text) (annotate)
Thu Jun 1 18:34:03 2000 UTC (20 years, 1 month ago) by monnier
File size: 1100 byte(s)
bring revisions from the vendor branch to the trunk
/* export-fun.c
 * COPYRIGHT (c) 1994 by AT&T Bell Laboratories.

#include "ml-osdep.h"
#include <stdio.h>
#include <string.h>
#include "ml-base.h"
#include "ml-values.h"
#include "ml-state.h"
#include "heap-io.h"
#include "ml-c.h"
#include "cfun-proto-list.h"

/* _ml_RunT_export_fun : (string * ((string * string list) -> int)) -> unit
 * Export the given ML function.
ml_val_t _ml_RunT_export_fun (ml_state_t *msp, ml_val_t arg)
    char	fname[1024];
    ml_val_t	mlName = REC_SEL(arg, 0);
    ml_val_t	funct = REC_SEL(arg, 1);
    FILE	*file;
    int		sts;

    QualifyImageName (strcpy(fname, STR_MLtoC(mlName)));

    if ((file = fopen(fname, "wb")) == NULL)
	return RAISE_ERROR(msp, "unable to open file for writing");

    sts = ExportFnImage (msp, funct, file);
    fclose (file);

    if (sts == SUCCESS)
	Exit (0);
	Die ("export failed");
/* NOTE: while it would be nice to raise a SysErr exception here, the ML state
 * has been trashed as a side-effect of the export operation.
	return RAISE_ERROR(msp, "export failed");

} /* end of _ml_RunT_export_fun */

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