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* debug.c (scm_procedure_source): Handle all objects for which

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procedure? is #t.  (Thanks to Bill Schottstaedt.)
This commit is contained in:
Mikael Djurfeldt 2003-02-05 19:04:40 +00:00
parent f9ac1c2df8
commit b3d7f6dfea
2 changed files with 27 additions and 3 deletions
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25
libguile/debug.c
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@ -1,5 +1,5 @@
/* Debugging extensions for Guile
* Copyright (C) 1995,1996,1997,1998,1999,2000,2001, 2002 Free Software Foundation
* Copyright (C) 1995,1996,1997,1998,1999,2000,2001, 2002, 2003 Free Software Foundation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -64,6 +64,7 @@
#include "libguile/ports.h"
#include "libguile/root.h"
#include "libguile/fluids.h"
#include "libguile/objects.h"
#include "libguile/validate.h"
#include "libguile/debug.h"
@ -374,6 +375,7 @@ SCM_DEFINE (scm_procedure_source, "procedure-source", 1, 0, 0,
#define FUNC_NAME s_scm_procedure_source
{
SCM_VALIDATE_NIM (1, proc);
again:
switch (SCM_TYP7 (proc)) {
case scm_tcs_closures:
{
@ -387,17 +389,34 @@ SCM_DEFINE (scm_procedure_source, "procedure-source", 1, 0, 0,
SCM_EOL,
SCM_ENV (proc))));
}
case scm_tcs_struct:
if (!SCM_I_OPERATORP (proc))
break;
goto procprop;
case scm_tc7_smob:
if (!SCM_SMOB_DESCRIPTOR (proc).apply)
break;
case scm_tcs_subrs:
#ifdef CCLO
case scm_tc7_cclo:
#endif
procprop:
/* It would indeed be a nice thing if we supplied source even for
built in procedures! */
return scm_procedure_property (proc, scm_sym_source);
case scm_tc7_pws:
{
SCM src = scm_procedure_property (proc, scm_sym_source);
if (!SCM_FALSEP (src))
return src;
proc = SCM_PROCEDURE (proc);
goto again;
}
default:
SCM_WRONG_TYPE_ARG (1, proc);
/* not reached */
;
}
SCM_WRONG_TYPE_ARG (1, proc);
return SCM_BOOL_F; /* not reached */
}
#undef FUNC_NAME