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13 lines
221 B
C
13 lines
221 B
C
#include <fcntl.h>
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#include <unistd.h>
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int main(void)
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{
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int fd1 = open("t:t1",O_TRUNC);
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int fd2 = open("t:t2",O_TRUNC);
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int fd3 = dup2(fd1,fd2);
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int fd4 = dup(fd1);
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close(fd2);
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fd2 = open("t:t2",O_RDONLY);
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}
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