1*2de3b87aSKai Wang /*- 2*2de3b87aSKai Wang * Copyright (c) 2010 Joseph Koshy 3*2de3b87aSKai Wang * All rights reserved. 4*2de3b87aSKai Wang * 5*2de3b87aSKai Wang * Redistribution and use in source and binary forms, with or without 6*2de3b87aSKai Wang * modification, are permitted provided that the following conditions 7*2de3b87aSKai Wang * are met: 8*2de3b87aSKai Wang * 1. Redistributions of source code must retain the above copyright 9*2de3b87aSKai Wang * notice, this list of conditions and the following disclaimer. 10*2de3b87aSKai Wang * 2. Redistributions in binary form must reproduce the above copyright 11*2de3b87aSKai Wang * notice, this list of conditions and the following disclaimer in the 12*2de3b87aSKai Wang * documentation and/or other materials provided with the distribution. 13*2de3b87aSKai Wang * 14*2de3b87aSKai Wang * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15*2de3b87aSKai Wang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16*2de3b87aSKai Wang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17*2de3b87aSKai Wang * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18*2de3b87aSKai Wang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19*2de3b87aSKai Wang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20*2de3b87aSKai Wang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21*2de3b87aSKai Wang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22*2de3b87aSKai Wang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23*2de3b87aSKai Wang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24*2de3b87aSKai Wang * SUCH DAMAGE. 25*2de3b87aSKai Wang */ 26*2de3b87aSKai Wang 27*2de3b87aSKai Wang #include "_libdwarf.h" 28*2de3b87aSKai Wang 29*2de3b87aSKai Wang ELFTC_VCSID("$Id: libdwarf_error.c 2070 2011-10-27 03:05:32Z jkoshy $"); 30*2de3b87aSKai Wang 31*2de3b87aSKai Wang void 32*2de3b87aSKai Wang _dwarf_set_error(Dwarf_Debug dbg, Dwarf_Error *error, int errorcode, 33*2de3b87aSKai Wang int elferrorcode, const char *functionname, int linenumber) 34*2de3b87aSKai Wang { 35*2de3b87aSKai Wang Dwarf_Error de; 36*2de3b87aSKai Wang 37*2de3b87aSKai Wang de.err_error = errorcode; 38*2de3b87aSKai Wang de.err_elferror = elferrorcode; 39*2de3b87aSKai Wang de.err_func = functionname; 40*2de3b87aSKai Wang de.err_line = linenumber; 41*2de3b87aSKai Wang de.err_msg[0] = '\0'; 42*2de3b87aSKai Wang 43*2de3b87aSKai Wang /* 44*2de3b87aSKai Wang * If the user supplied a destination for the error, copy the 45*2de3b87aSKai Wang * error descriptor over and return. Otherwise, if the debug 46*2de3b87aSKai Wang * context is known and has an error handler, invoke that. 47*2de3b87aSKai Wang * Otherwise, if a 'default' error handler was registered, 48*2de3b87aSKai Wang * invoke it. 49*2de3b87aSKai Wang */ 50*2de3b87aSKai Wang if (error) 51*2de3b87aSKai Wang *error = de; 52*2de3b87aSKai Wang else if (dbg && dbg->dbg_errhand) 53*2de3b87aSKai Wang dbg->dbg_errhand(de, dbg->dbg_errarg); 54*2de3b87aSKai Wang else if (_libdwarf.errhand) 55*2de3b87aSKai Wang _libdwarf.errhand(de, _libdwarf.errarg); 56*2de3b87aSKai Wang 57*2de3b87aSKai Wang /* No handler found, do nothing. */ 58*2de3b87aSKai Wang } 59