87 lines
2.0 KiB
C
87 lines
2.0 KiB
C
/* Iterate through DWARF compilation units across all modules.
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Copyright (C) 2005-2010 Red Hat, Inc.
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This file is part of elfutils.
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This file is free software; you can redistribute it and/or modify
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it under the terms of either
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at
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your option) any later version
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at
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your option) any later version
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or both in parallel, as here.
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elfutils is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see <http://www.gnu.org/licenses/>. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "libdwflP.h"
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Dwarf_Die *
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dwfl_nextcu (Dwfl *dwfl, Dwarf_Die *lastcu, Dwarf_Addr *bias)
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{
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if (dwfl == NULL)
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return NULL;
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struct dwfl_cu *cu = (struct dwfl_cu *) lastcu;
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Dwfl_Module *mod;
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if (cu == NULL)
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{
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mod = dwfl->modulelist;
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goto nextmod;
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}
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else
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mod = cu->mod;
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Dwfl_Error error;
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do
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{
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error = __libdwfl_nextcu (mod, cu, &cu);
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if (error != DWFL_E_NOERROR)
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break;
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if (cu != NULL)
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{
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*bias = dwfl_adjusted_dwarf_addr (mod, 0);
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return &cu->die;
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}
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do
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{
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mod = mod->next;
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nextmod:
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if (mod == NULL)
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return NULL;
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if (mod->dwerr == DWFL_E_NOERROR
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&& (mod->dw != NULL
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|| INTUSE(dwfl_module_getdwarf) (mod, bias) != NULL))
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break;
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}
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while (mod->dwerr == DWFL_E_NO_DWARF);
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error = mod->dwerr;
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}
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while (error == DWFL_E_NOERROR);
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__libdwfl_seterrno (error);
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return NULL;
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}
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INTDEF (dwfl_nextcu)
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