1/*
2 * Copyright 2012, 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#define loff_t off_t
21#define off64_t off_t
22
23#include <string.h>
24#include <stdarg.h>
25#include <stdlib.h>
26#include <stdio.h>
27#include <errno.h>
28#include <locale.h> //LC_MESSAGES
29
30#ifndef TEMP_FAILURE_RETRY
31#define TEMP_FAILURE_RETRY(exp) ({         \
32    typeof (exp) _rc;                      \
33    do {                                   \
34        _rc = (exp);                       \
35    } while (_rc == -1 && errno == EINTR); \
36    _rc; })
37#endif
38
39#if __MAC_OS_X_VERSION_MIN_REQUIRED < 1070
40static inline size_t strnlen (const char *__string, size_t __maxlen)
41{
42        int len = 0;
43        while (__maxlen-- && *__string++)
44                len++;
45        return len;
46}
47#endif
48
49static inline void *mempcpy (void * __dest, const void * __src, size_t __n)
50{
51        memcpy(__dest, __src, __n);
52        return ((char *)__dest) + __n;
53}
54
55#define __mempcpy mempcpy
56
57#define dgettext(domainname, msgid)  dcgettext (domainname, msgid, LC_MESSAGES)
58
59static inline void __attribute__((noreturn)) error(int status, int errnum, const char *fmt, ...)
60{
61        va_list lst;
62        va_start(lst, fmt);
63        vfprintf(stderr, fmt, lst);
64        fprintf(stderr, "error %d: %s\n", errnum, strerror(errno));
65        va_end(lst);
66        exit(status);
67}
68
69static inline char *dcgettext (char *__domainname, char *__msgid, int __category)
70{
71        error(EXIT_FAILURE, 0, "%s not implemented!", __FUNCTION__);
72        return NULL;
73}
74
75/* workaround for canonicalize_file_name */
76#define canonicalize_file_name(path) realpath(path, NULL)
77
78/* workaround for open64 */
79#define open64(path, flags)     open(path, flags)
80
81/* rawmemchr */
82static inline void *rawmemchr(const void *s, int c)
83{
84    const unsigned char *ptr = s;
85    while (1) {
86        if (*ptr == c) return (void *) ptr;
87        ptr++;
88    }
89}
90
91#define strndup(str, size) strdup(str)
92
93static void tdestroy(void *root, void (*free_node)(void *nodep))
94{
95}
96
97#endif /* ANDROID_FIXUP_H */
98