| Index Entry | Section |
|
| F | | |
| factor | 25.1 factor: Print prime factors |
| failure exit status | 16.1 false: Do nothing, unsuccessfully |
| false | 16.1 false: Do nothing, unsuccessfully |
| fascism | 22.5 su: Run a command with substitute user and group id |
| ffn | 19.2.3 Output settings |
| field separator character | 7.1 sort: Sort text files |
| fields, padding numeric | 21.1.4 Padding |
| FIFOs, creating | 12.4 mkfifo: Make FIFOs (named pipes) |
| file attributes, changing | 13. Changing file attributes |
| file characteristic tests | 16.3.3 File characteristic tests |
| file contents, dumping unambiguously | 3.4 od: Write files in octal or other formats |
| file information, preserving | 11.1 cp: Copy files and directories |
| file information, preserving | 11.1 cp: Copy files and directories |
| file name manipulation | 18. File name manipulation |
| file name pattern expansion, disabled | 22.5 su: Run a command with substitute user and group id |
| file names, checking validity and portability | 18.3 pathchk: Check file name portability |
| file names, stripping directory and suffix | 18.1 basename: Strip directory and suffix from a file name |
| file offset radix | 3.4 od: Write files in octal or other formats |
| file ownership, changing | 13.1 chown: Change file owner and group |
| file permissions, numeric | 26.3 Numeric Modes |
| file sizes | 14.2 du: Estimate file space usage |
| file space usage | 14.2 du: Estimate file space usage |
| file status | 14.3 stat: Report file or filesystem status |
| file timestamps, changing | 13.4 touch: Change file timestamps |
| file type and executables, marking | 10.1.5 General output formatting |
| file type tests | 16.3.1 File type tests |
| file type, marking | 10.1.5 General output formatting |
| file types | 12. Special file types |
| file types, special | 12. Special file types |
| file utilities | |
| files beginning with `-', removing | 11.5 rm: Remove files or directories |
| files, copying | 11.1 cp: Copy files and directories |
| filesystem disk usage | 14.1 df: Report filesystem disk space usage |
| filesystem sizes | 14.1 df: Report filesystem disk space usage |
| filesystem space, retrieving current data more slowly | 14.1 df: Report filesystem disk space usage |
| filesystem space, retrieving old data more quickly | 14.1 df: Report filesystem disk space usage |
| filesystem status | 14.3 stat: Report file or filesystem status |
| filesystem types, limiting output to certain | 14.1 df: Report filesystem disk space usage |
| filesystem types, limiting output to certain | 14.1 df: Report filesystem disk space usage |
| filesystem types, printing | 14.1 df: Report filesystem disk space usage |
| filesystems | 14.3 stat: Report file or filesystem status |
| filesystems and hard links | 12.2 ln: Make links between files |
| filesystems, omitting copying to different | 11.1 cp: Copy files and directories |
| fingerprint, 128-bit | 6.4 md5sum: Print or check message-digests |
| first in date strings | 27.1 General date syntax |
| first part of files, outputting | 5.1 head: Output the first part of files |
| flow control, hardware | 19.2.1 Control settings |
| flow control, software | 19.2.2 Input settings |
| flushing, disabling | 19.2.4 Local settings |
| fmt | 4.1 fmt: Reformat paragraph text |
| fold | 4.3 fold: Wrap input lines to fit in specified width |
| folding long input lines | 4.3 fold: Wrap input lines to fit in specified width |
| footers, numbering | 3.3 nl: Number lines and write files |
| force deletion | 11.6 shred: Remove files more securely |
| formatting file contents | 4. Formatting file contents |
| formatting of numbers in seq | 25.2 seq: Print numeric sequences |
| formatting times | 4.2 pr: Paginate or columnate files for printing |
| formatting times | 21.1 date: Print or set system date and time |
| fortnight in date strings | 27.6 Relative items in date strings |
| fsck | 11.5 rm: Remove files or directories |
|
| G | | |
| general date syntax | 27.1 General date syntax |
| general numeric sort | 7.1 sort: Sort text files |
| getdate | 27. Date input formats |
| gibibyte, definition of | 2.2 Block size |
| gigabyte, definition of | 2.2 Block size |
| giving away permissions | 26.2.6 The Umask and Protection |
| globbing, disabled | 22.5 su: Run a command with substitute user and group id |
| GMT | 21.1.6 Options for date |
| grand total of disk space | 14.2 du: Estimate file space usage |
| graph | 9.1.1 Specifying sets of characters |
| Greenwich Mean Time | 21.1.6 Options for date |
| group owner, default | 26.1 Structure of File Permissions |
| group ownership of installed files, setting | 11.3 install: Copy files and set attributes |
| group ownership, changing | 13.1 chown: Change file owner and group |
| group ownership, changing | 13.2 chgrp: Change group ownership |
| group wheel, not supported | 22.5 su: Run a command with substitute user and group id |
| group, permissions for | 26.2.1 Setting Permissions |
| groups | 20.4 groups: Print group names a user is in |
| growing files | 5.2 tail: Output the last part of files |
|
| H | | |
| hangups, immunity to | 22.4 nohup: Run a command immune to hangups |
| hard link check | 16.3.3 File characteristic tests |
| hard link, defined | 12.2 ln: Make links between files |
| hard links to directories | 12.2 ln: Make links between files |
| hard links, counting in du | 14.2 du: Estimate file space usage |
| hard links, creating | 12.1 link: Make a hard link via the link syscall |
| hard links, creating | 12.2 ln: Make links between files |
| hard links, preserving | 11.1 cp: Copy files and directories |
| hardware class | 21.2 uname: Print system information |
| hardware flow control | 19.2.1 Control settings |
| hardware platform | 21.2 uname: Print system information |
| hardware type | 21.2 uname: Print system information |
| hat notation for control characters | 19.2.4 Local settings |
| head | 5.1 head: Output the first part of files |
| headers, numbering | 3.3 nl: Number lines and write files |
| help, online | 2. Common options |
| hex dump of files | 3.4 od: Write files in octal or other formats |
| High Sierra filesystem | 14.1 df: Report filesystem disk space usage |
| holes, copying files with | 11.1 cp: Copy files and directories |
| HOME | 22.5 su: Run a command with substitute user and group id |
| horizontal, listing files | 10.1.5 General output formatting |
| host processor type | 21.2 uname: Print system information |
| hostid | 21.4 hostid: Print numeric host identifier. |
| hostname | 21.3 hostname: Print or set system name |
| hour in date strings | 27.6 Relative items in date strings |
| hsfs filesystem type | 14.1 df: Report filesystem disk space usage |
| human-readable output | 2.2 Block size |
| human-readable output | 10.1.2 What information is listed |
| human-readable output | 14.1 df: Report filesystem disk space usage |
| human-readable output | 14.2 du: Estimate file space usage |
| hup[cl] | 19.2.1 Control settings |
| hurd, author, printing | 10.1.2 What information is listed |
|