1*c9945492SAndroid Build Coastguard Worker #include <unistd.h> 2*c9945492SAndroid Build Coastguard Worker #include <errno.h> 3*c9945492SAndroid Build Coastguard Worker #include <fcntl.h> 4*c9945492SAndroid Build Coastguard Worker #include "syscall.h" 5*c9945492SAndroid Build Coastguard Worker fchdir(int fd)6*c9945492SAndroid Build Coastguard Workerint fchdir(int fd) 7*c9945492SAndroid Build Coastguard Worker { 8*c9945492SAndroid Build Coastguard Worker int ret = __syscall(SYS_fchdir, fd); 9*c9945492SAndroid Build Coastguard Worker if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0) 10*c9945492SAndroid Build Coastguard Worker return __syscall_ret(ret); 11*c9945492SAndroid Build Coastguard Worker 12*c9945492SAndroid Build Coastguard Worker char buf[15+3*sizeof(int)]; 13*c9945492SAndroid Build Coastguard Worker __procfdname(buf, fd); 14*c9945492SAndroid Build Coastguard Worker return syscall(SYS_chdir, buf); 15*c9945492SAndroid Build Coastguard Worker } 16