Ulrich Drepper | b08d5a8 | 2005-07-26 05:00:05 +0000 | [diff] [blame] | 1 | /* Handle error. |
| 2 | Copyright (C) 2000, 2002 Red Hat, Inc. |
| 3 | Written by Ulrich Drepper <drepper@redhat.com>, 2000. |
| 4 | |
| 5 | This program is Open Source software; you can redistribute it and/or |
| 6 | modify it under the terms of the Open Software License version 1.0 as |
| 7 | published by the Open Source Initiative. |
| 8 | |
| 9 | You should have received a copy of the Open Software License along |
| 10 | with this program; if not, you may obtain a copy of the Open Software |
| 11 | License version 1.0 from http://www.opensource.org/licenses/osl.php or |
| 12 | by writing the Open Source Initiative c/o Lawrence Rosen, Esq., |
| 13 | 3001 King Ranch Road, Ukiah, CA 95482. */ |
| 14 | |
| 15 | #ifdef HAVE_CONFIG_H |
| 16 | # include <config.h> |
| 17 | #endif |
| 18 | |
| 19 | #include <assert.h> |
| 20 | #include <stdlib.h> |
| 21 | |
| 22 | #include <libdwarfP.h> |
| 23 | #include <system.h> |
| 24 | |
| 25 | |
| 26 | void |
| 27 | internal_function |
| 28 | __libdwarf_error (Dwarf_Debug dbg, Dwarf_Error *error, int errval) |
| 29 | { |
| 30 | /* Allocate memory for the error structure given to the user. */ |
| 31 | Dwarf_Error errmem = (Dwarf_Error) malloc (sizeof (*error)); |
| 32 | /* We cannot report an error if we cannot allocate memory. */ |
| 33 | if (errmem == NULL) |
| 34 | return; |
| 35 | |
| 36 | errmem->de_error = errval; |
| 37 | |
| 38 | /* DBG must never be NULL. */ |
| 39 | assert (dbg != NULL); |
| 40 | |
| 41 | if (error != NULL) |
| 42 | /* If the user provides an ERROR parameter we have to use it. */ |
| 43 | *error = errmem; |
| 44 | else if (likely (dbg->dbg_errhand != NULL)) |
| 45 | /* Use the handler the user provided if possible. */ |
| 46 | dbg->dbg_errhand (error, dbg->dbg_errarg); |
| 47 | else |
| 48 | { |
| 49 | assert (! "error and dbg->dbg_errhand == NULL"); |
| 50 | abort (); |
| 51 | } |
| 52 | } |