1 /*
2  * Copyright 2013, The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ANDROID_FIXUP_H
18 #define ANDROID_FIXUP_H
19 
20 /* These two don't seem like things we want in bionic, but elfutils uses every crazy thing. */
21 #define strdupa(s) strcpy(alloca(strlen(s) + 1), s)
22 #define strndupa(s, n) strncpy(alloca(strnlen(s, n) + 1), s, n)
23 
rawmemchr(const void * s,int c)24 static inline void *rawmemchr(const void *s, int c)
25 {
26     const unsigned char *ptr = s;
27     while (1) {
28         if (*ptr == c) return (void *) ptr;
29         ptr++;
30     }
31 }
32 
33 /* workaround for canonicalize_file_name */
34 #define canonicalize_file_name(path) realpath(path, NULL)
35 
36 #endif /* ANDROID_FIXUP_H */
37