1 #include <unistd.h> 2 #include "syscall.h" 3 #ifdef OHOS_FDTRACK_HOOK_ENABLE 4 #include "musl_fdtrack_hook.h" 5 #endif 6 dup(int fd)7 int dup(int fd) 8 { 9 #ifdef OHOS_FDTRACK_HOOK_ENABLE 10 return FDTRACK_START_HOOK(syscall(SYS_dup, fd)); 11 #endif 12 return syscall(SYS_dup, fd); 13 } 14