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Only use pread64 on Linux

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Kovid Goyal 2025-04-08 20:11:21 +05:30
parent a00d61d921
commit 591bbcbb63
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1 changed files with 5 additions and 1 deletions
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6
src/calibre/utils/speedup.c
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@ -748,9 +748,13 @@ pread_all(PyObject *self, PyObject *args) {
break;
}
#else
#ifdef __linux__
ssize_t nr = pread64(fd, buf + pos, n - pos, offset);
#else
ssize_t nr = pread(fd, buf + pos, n - pos, offset);
#endif
if (nr < 0) {
if (errno == EINTR || errno == EAGAIN || errno == EBUSY) continue;
if (errno == EINTR || errno == EAGAIN) continue;
saved_errno = errno;
break;
} else if (nr == 0) break;