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/* Return one of the sources lines of a CU.
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"
Dwfl_Line *
dwfl_onesrcline (Dwarf_Die *cudie, size_t idx)
{
struct dwfl_cu *cu = (struct dwfl_cu *) cudie;
if (cudie == NULL)
return NULL;
if (cu->lines == NULL)
{
Dwfl_Error error = __libdwfl_cu_getsrclines (cu);
if (error != DWFL_E_NOERROR)
{
__libdwfl_seterrno (error);
return NULL;
}
}
if (idx >= cu->die.cu->lines->nlines)
{
__libdwfl_seterrno (DWFL_E (LIBDW, DWARF_E_INVALID_LINE_IDX));
return NULL;
}
return &cu->lines->idx[idx];
}
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