Return to mknod.2 CVS log

Up to [Power 6/32 Unix Tahoe 4.2BSD] / cci / usr / src / man / man2

Annotation of cci/usr/src/man/man2/mknod.2, revision 1.1.1.1

1.1       root        1: .TH MKNOD 2 "2 July 1983"
                      2: .UC 4
                      3: .SH NAME
                      4: mknod \- make a special file
                      5: .SH SYNOPSIS
                      6: .nf
                      7: .ft B
                      8: mknod(path, mode, dev)
                      9: char *path;
                     10: int mode, dev;
                     11: .fi
                     12: .ft R
                     13: .SH DESCRIPTION
                     14: .I Mknod
                     15: creates a new file
                     16: whose name is
                     17: .I path.
                     18: The mode of the new file
                     19: (including special file bits)
                     20: is initialized from
                     21: .IR mode .
                     22: (The protection part of the mode
                     23: is modified by the process's mode mask; see
                     24: .IR umask (2)).
                     25: The first block pointer of the i-node
                     26: is initialized from
                     27: .I dev 
                     28: and is used to specify which device the special file
                     29: refers to.
                     30: .PP
                     31: If mode indicates a block or character special file,
                     32: .I dev
                     33: is a configuration dependent specification of a character or block
                     34: I/O device.  If
                     35: .I mode
                     36: does not indicate a block special or character special device,
                     37: .I dev
                     38: is ignored.
                     39: .PP
                     40: .I Mknod
                     41: may be invoked only by the super-user.
                     42: .SH "RETURN VALUE
                     43: Upon successful completion a value of 0 is returned.
                     44: Otherwise, a value of \-1 is returned and \fIerrno\fP
                     45: is set to indicate the error.
                     46: .SH ERRORS
                     47: .I Mknod
                     48: will fail and the file mode will be unchanged if:
                     49: .TP 15
                     50: [EPERM]
                     51: The process's effective user ID is not super-user.
                     52: .TP 15
                     53: [EPERM]
                     54: The pathname contains a character with the high-order bit set.
                     55: .TP 15
                     56: [ENOTDIR]
                     57: A component of the path prefix is not a directory.
                     58: .TP 15
                     59: [ENOENT]
                     60: A component of the path prefix does not exist.
                     61: .TP 15
                     62: [EROFS]
                     63: The named file resides on a read-only file system.
                     64: .TP 15
                     65: [EEXIST]
                     66: The named file exists.
                     67: .TP 15
                     68: [EFAULT]
                     69: .I Path
                     70: points outside the process's allocated address space.
                     71: .TP 15
                     72: [ELOOP]
                     73: Too many symbolic links were encountered in translating the pathname.
                     74: .SH "SEE ALSO"
                     75: chmod(2), stat(2), umask(2)

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.