mirror of https://github.com/axmolengine/axmol.git
89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef COCOS_LIB_UTILS_COMPAT_H
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#define COCOS_LIB_UTILS_COMPAT_H
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#include <unistd.h>
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#if defined(__APPLE__)
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/* Mac OS has always had a 64-bit off_t, so it doesn't have off64_t. */
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typedef off_t off64_t;
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static inline off64_t lseek64(int fd, off64_t offset, int whence) {
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return lseek(fd, offset, whence);
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}
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static inline ssize_t pread64(int fd, void* buf, size_t nbytes, off64_t offset) {
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return pread(fd, buf, nbytes, offset);
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}
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static inline ssize_t pwrite64(int fd, const void* buf, size_t nbytes, off64_t offset) {
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return pwrite(fd, buf, nbytes, offset);
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}
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#endif /* __APPLE__ */
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#if defined(_WIN32)
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#define O_CLOEXEC O_NOINHERIT
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#define O_NOFOLLOW 0
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#define DEFFILEMODE 0666
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#endif /* _WIN32 */
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#if defined(_WIN32)
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#define ZD "%ld"
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#define ZD_TYPE long
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#else
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#define ZD "%zd"
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#define ZD_TYPE ssize_t
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#endif
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/*
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* Needed for cases where something should be constexpr if possible, but not
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* being constexpr is fine if in pre-C++11 code (such as a const static float
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* member variable).
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*/
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#if __cplusplus >= 201103L
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#define CONSTEXPR constexpr
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#else
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#define CONSTEXPR
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#endif
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/*
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* TEMP_FAILURE_RETRY is defined by some, but not all, versions of
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* <unistd.h>. (Alas, it is not as standard as we'd hoped!) So, if it's
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* not already defined, then define it here.
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*/
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#ifndef TEMP_FAILURE_RETRY
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/* Used to retry syscalls that can return EINTR. */
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#define TEMP_FAILURE_RETRY(exp) ({ \
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typeof (exp) _rc; \
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do { \
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_rc = (exp); \
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} while (_rc == -1 && errno == EINTR); \
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_rc; })
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#endif
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#if defined(_WIN32)
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#define OS_PATH_SEPARATOR '\\'
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#else
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#define OS_PATH_SEPARATOR '/'
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#endif
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#endif /* COCOS_LIB_UTILS_COMPAT_H */
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