| /* 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]; |
| } |