linux-imx

/*

 * Copyright (C) 2015 Josh Poimboeuf <jpoimboe@redhat.com>

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, see <http://www.gnu.org/licenses/>.

 */

​

#ifndef _WARN_H

#define _WARN_H

​

#include <stdlib.h>

#include <string.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <fcntl.h>

#include "elf.h"

​

extern const char *objname;

​

static inline char *offstr(struct section *sec, unsigned long offset)

{

    struct symbol *func;

    char *name, *str;

    unsigned long name_off;

​

    func = find_containing_func(sec, offset);

    if (func) {

        name = func->name;

        name_off = offset - func->offset;

    } else {

        name = sec->name;

        name_off = offset;

    }

​

    str = malloc(strlen(name) + 20);

​

    if (func)

        sprintf(str, "%s()+0x%lx", name, name_off);

    else

        sprintf(str, "%s+0x%lx", name, name_off);

​

    return str;

}

​

#define WARN(format, ...)               \

    fprintf(stderr,                 \

        "%s: warning: objtool: " format "\n",   \

        objname, ##__VA_ARGS__)

​

#define WARN_FUNC(format, sec, offset, ...)     \

({                          \

    char *_str = offstr(sec, offset);       \

    WARN("%s: " format, _str, ##__VA_ARGS__);   \