| #include <unistd.h> | |
| #include <errno.h> | |
| #include <fcntl.h> | |
| #include "syscall.h" | |
| void __procfdname(char *, unsigned); | |
| int fchown(int fd, uid_t uid, gid_t gid) | |
| { | |
| int ret = __syscall(SYS_fchown, fd, uid, gid); | |
| if (ret != -EBADF || __syscall(SYS_fcntl, fd, F_GETFD) < 0) | |
| return __syscall_ret(ret); | |
| char buf[15+3*sizeof(int)]; | |
| __procfdname(buf, fd); | |
| #ifdef SYS_chown | |
| return syscall(SYS_chown, buf, uid, gid); | |
| #else | |
| return syscall(SYS_fchownat, AT_FDCWD, buf, uid, gid, 0); | |
| #endif | |
| } |