jD91mZM2
15 lines
327 B
C
15 lines
327 B
C
#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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int main() {
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//Lose our fd and pull it again
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creat("fcntl.out", 0777);
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int newfd = open("fcntl.out", 0);
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int newfd2 = fcntl(newfd, F_DUPFD, 0);
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printf("fd %d duped into fd %d\n", newfd, newfd2);
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close(newfd);
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close(newfd2);
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return 0;
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}
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