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#include "cache.h"
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int cmd_main(int argc, const char **argv)
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{
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struct cache_header hdr;
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int version;
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memset(&hdr,0,sizeof(hdr));
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if (read(0, &hdr, sizeof(hdr)) != sizeof(hdr))
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return 0;
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version = ntohl(hdr.hdr_version);
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printf("%d\n", version);
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return 0;
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}
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