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39 lines
927 B
C
39 lines
927 B
C
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <fcntl.h>
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#include <errno.h>
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#include "syscall.h"
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#include <syscall.h>
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int futimens(int fd, const struct timespec times[2])
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{
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int r = __syscall(SYS_utimensat, fd, 0, times, 0);
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#ifdef SYS_futimesat
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if (r != -ENOSYS) return __syscall_ret(r);
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struct timeval *tv = 0, tmp[2];
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if (times) {
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int i;
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tv = tmp;
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for (i=0; i<2; i++) {
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if (times[i].tv_nsec >= 1000000000ULL) {
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if (times[i].tv_nsec == UTIME_NOW &&
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times[1-i].tv_nsec == UTIME_NOW) {
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tv = 0;
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break;
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}
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if (times[i].tv_nsec == UTIME_OMIT)
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return __syscall_ret(-ENOSYS);
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return __syscall_ret(-EINVAL);
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}
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tmp[i].tv_sec = times[i].tv_sec;
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tmp[i].tv_usec = times[i].tv_nsec / 1000;
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}
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}
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r = __syscall(SYS_futimesat, fd, 0, tv);
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if (r != -ENOSYS || fd != AT_FDCWD) return __syscall_ret(r);
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r = __syscall(SYS_utimes, 0, tv);
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#endif
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return __syscall_ret(r);
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}
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