#include <unistd.h> | |
#include <errno.h> | |
#include <fcntl.h> | |
#include "syscall.h" | |
void __procfdname(char *, unsigned); | |
int fchdir(int fd) | |
{ | |
int ret = __syscall(SYS_fchdir, fd); | |
if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0) | |
return __syscall_ret(ret); | |
char buf[15+3*sizeof(int)]; | |
__procfdname(buf, fd); | |
return syscall(SYS_chdir, buf); | |
} |