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28 lines
477 B
28 lines
477 B
4 months ago
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#include "tests.h"
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#include <asm/unistd.h>
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#ifdef __NR_dup2
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# include <stdio.h>
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# include <unistd.h>
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int
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main(void)
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{
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const long int fd_old = (long int) 0xdeadbeefffffffffULL;
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const long int fd_new = (long int) 0xdeadbeeffffffffeULL;
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long rc = syscall(__NR_dup2, fd_old, fd_new);
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printf("dup2(%d, %d) = %ld %s (%m)\n",
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(int) fd_old, (int) fd_new, rc, errno2name());
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_dup2")
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#endif
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