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/* SPDX-License-Identifier: GPL-3.0-or-later */
#include <unistd.h>
#include <errno.h>
#include "util.h"
ssize_t write_retry(int fd, const void *data, size_t size)
{
ssize_t ret, total = 0;
while (size > 0) {
ret = write(fd, data, size);
if (ret == 0)
break;
if (ret < 0) {
if (errno == EINTR)
continue;
return -1;
}
data = (const char *)data + ret;
size -= ret;
total += ret;
}
return total;
}
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