bionic-fixup/AndroidFixup.h

/*
 * Copyright 2013, The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef ANDROID_FIXUP_H
#define ANDROID_FIXUP_H

/* These two don't seem like things we want in bionic, but elfutils uses every crazy thing. */
#define strdupa(s) strcpy(alloca(strlen(s) + 1), s)
#define strndupa(s, n) strncpy(alloca(strnlen(s, n) + 1), s, n)

static inline void *rawmemchr(const void *s, int c)
{
    const unsigned char *ptr = s;
    while (1) {
        if (*ptr == c) return (void *) ptr;
        ptr++;
    }
}

/* workaround for canonicalize_file_name */
#define canonicalize_file_name(path) realpath(path, NULL)

#endif /* ANDROID_FIXUP_H */