freebsd-skq/contrib/elftoolchain/libdwarf/libdwarf_error.c

59 lines
2.2 KiB
C

/*-
* Copyright (c) 2010 Joseph Koshy
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "_libdwarf.h"
ELFTC_VCSID("$Id: libdwarf_error.c 2070 2011-10-27 03:05:32Z jkoshy $");
void
_dwarf_set_error(Dwarf_Debug dbg, Dwarf_Error *error, int errorcode,
int elferrorcode, const char *functionname, int linenumber)
{
Dwarf_Error de;
de.err_error = errorcode;
de.err_elferror = elferrorcode;
de.err_func = functionname;
de.err_line = linenumber;
de.err_msg[0] = '\0';
/*
* If the user supplied a destination for the error, copy the
* error descriptor over and return. Otherwise, if the debug
* context is known and has an error handler, invoke that.
* Otherwise, if a 'default' error handler was registered,
* invoke it.
*/
if (error)
*error = de;
else if (dbg && dbg->dbg_errhand)
dbg->dbg_errhand(de, dbg->dbg_errarg);
else if (_libdwarf.errhand)
_libdwarf.errhand(de, _libdwarf.errarg);
/* No handler found, do nothing. */
}