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