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Estimated hours taken: 0.1 Branches: main trace/mercury_trace_hold_vars.h: Include stdio.h after the Mercury header files in order to avoid complaints from gcc about function definitions preceding global register declarations.
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/*
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** vim: ts=4 sw=4 expandtab
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*/
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/*
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** Copyright (C) 2005-2006 The University of Melbourne.
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** This file may only be copied under the terms of the GNU Library General
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** Public License - see the file COPYING.LIB in the Mercury distribution.
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*/
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/*
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** This module looks after the debugger's information about the variables
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** that have been held the user. Held variables start out as variables
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** live at a trace event, and then the act of holding onto them extends their
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** lifetimes to the end of the debugger session.
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*/
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#ifndef MERCURY_TRACE_HOLD_VARS_H
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#define MERCURY_TRACE_HOLD_VARS_H
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#include "mercury_std.h" /* for MR_bool */
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#include "mercury_types.h" /* for MR_Word etc */
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#include <stdio.h> /* for FILE */
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/*
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** Add a new variable with the given name, type and value to the set
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** of held variables. Returns true if successful; returning false indicates
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** that a held variable with that name already exists.
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*/
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extern MR_bool MR_add_hold_var(const char *name,
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const MR_TypeInfo typeinfo, MR_Word value);
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/*
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** Search for a held variable with the given name. If successful, return true
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** and fill in *typeinfo and *name, otherwise return false.
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*/
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extern MR_bool MR_lookup_hold_var(const char *name,
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MR_TypeInfo *typeinfo, MR_Word *value);
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/*
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** Print a list of the extant held variables to the specified file.
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*/
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extern void MR_trace_list_held_vars(FILE *fp);
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#endif /* MERCURY_TRACE_HOLD_VARS_H */
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