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20 lines
532 B
20 lines
532 B
#include <unistd.h>
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#include "syscall.h"
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off_t __lseek(int fd, off_t offset, int whence)
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{
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register long long r4 __asm__("$4") = fd;
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register long long r5 __asm__("$5") = offset;
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register long long r6 __asm__("$6") = whence;
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register long long r7 __asm__("$7");
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register long long r2 __asm__("$2") = SYS_lseek;
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__asm__ __volatile__ (
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"syscall"
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: "+&r"(r2), "=r"(r7)
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: "r"(r4), "r"(r5), "r"(r6)
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: SYSCALL_CLOBBERLIST);
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return r7 ? __syscall_ret(-r2) : r2;
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}
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weak_alias(__lseek, lseek);
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weak_alias(__lseek, lseek64);
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