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/* Iterate through DWARF compilation units across all modules.
Copyright (C) 2005 Red Hat, Inc.
This program is Open Source software; you can redistribute it and/or
modify it under the terms of the Open Software License version 1.0 as
published by the Open Source Initiative.
You should have received a copy of the Open Software License along
with this program; if not, you may obtain a copy of the Open Software
License version 1.0 from http://www.opensource.org/licenses/osl.php or
by writing the Open Source Initiative c/o Lawrence Rosen, Esq.,
3001 King Ranch Road, Ukiah, CA 95482. */
#include "libdwflP.h"
Dwarf_Die *
dwfl_nextcu (Dwfl *dwfl, Dwarf_Die *lastcu, Dwarf_Addr *bias)
{
if (dwfl == NULL)
return NULL;
struct dwfl_cu *cu = (struct dwfl_cu *) lastcu;
Dwfl_Module *mod;
if (cu == NULL)
{
mod = dwfl->modulelist;
goto nextmod;
}
else
mod = cu->mod;
Dwfl_Error error;
do
{
error = __libdwfl_nextcu (mod, cu, &cu);
if (error != DWFL_E_NOERROR)
break;
if (cu != NULL)
{
*bias = mod->debug.bias;
return &cu->die;
}
do
{
mod = mod->next;
nextmod:
if (mod == NULL)
return NULL;
if (mod->dwerr == DWFL_E_NOERROR
&& (mod->dw != NULL
|| INTUSE(dwfl_module_getdwarf) (mod, bias) != NULL))
break;
}
while (mod->dwerr == DWFL_E_NO_DWARF);
error = mod->dwerr;
}
while (error == DWFL_E_NOERROR);
__libdwfl_seterrno (error);
return NULL;
}
INTDEF (dwfl_nextcu)
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