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mdbx: don't check __GLIBC_PREREQ/_BSD_SOURCE/_XOPEN_SOURCE for use fsync (musl).

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This commit is contained in:
Leo Yuriev 2019-03-04 13:34:38 +03:00
parent 46b551e386
commit cca2c91058
1 changed files with 1 additions and 4 deletions
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5
src/osal.c
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@ -673,8 +673,7 @@ int mdbx_filesync(mdbx_filehandle_t fd, bool filesize_changed) {
#if defined(_WIN32) || defined(_WIN64)
(void)filesize_changed;
return FlushFileBuffers(fd) ? MDBX_SUCCESS : GetLastError();
#elif __GLIBC_PREREQ(2, 16) || _BSD_SOURCE || _XOPEN_SOURCE || \
(__GLIBC_PREREQ(2, 8) && _POSIX_C_SOURCE >= 200112L)
#else
for (;;) {
/* LY: It is no reason to use fdatasync() here, even in case
* no such bug in a kernel. Because "no-bug" mean that a kernel
@ -699,8 +698,6 @@ int mdbx_filesync(mdbx_filehandle_t fd, bool filesize_changed) {
if (rc != EINTR)
return rc;
}
#else
#error FIXME
#endif
}