29 lines
477 B
C
29 lines
477 B
C
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#include "tests.h"
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#include <sys/syscall.h>
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#ifdef __NR_flock
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# include <errno.h>
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# include <sys/file.h>
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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 unsigned long fd = (long int) 0xdeadbeefffffffff;
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int rc = syscall(__NR_flock, fd, LOCK_SH);
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printf("flock(%d, LOCK_SH) = %d %s (%m)\n",
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(int) fd, rc,
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errno == ENOSYS ? "ENOSYS" : "EBADF");
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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_flock")
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#endif
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