Co robi M4 użycie. Konsola Macro processor for C and other files uruchomić.

Czy przydatne?

Polecenie m4

Wykonanie, użycie: Macro processor for C and other files

Opcje wykonania m4 w konsoli

-e, --interactive

Operate interactively, unbuffered, ignoring interrupts.

-dflags, --debug=flags

Specify flag-level debugging.


Print help message, then exit.

-ln, --arglength=n

Specify the length of debugging output.

-o file, --error-output=file

Place output in file. Despite the name, print error messages on standard error.

-P, --prefix-built-ins

Prepend m4_ to all built-in macro names.

-s, --synclines

Insert #line directives for the C preprocessor.

-tname, --trace=name

Insert name into symbol table as undefined. Trace macro from the point it is defined.


Print version, then exit.


Set the size of the pushback and argument collection buffers to n (default is 4096).

-Dname[=value] , --define=name[=value]

Define name as value or, if value is not specified, define name as null.

-E, --fatal-warnings

Consider all warnings to be fatal, and exit after the first of them.

-Ffile, --freeze-state=file

Record m4's frozen state in file for later reloading.

-G, --traditional

Behave like traditional m4, ignoring GNU extensions.

-Hn, --hashsize=n

Set symbol-table hash array to n (default is 509).

-Idirectory, --include=directory

Search directory for include files.

-Ln, --nesting-limit=n

Change artificial nesting limit to n.

-Q, --quiet, --silent

Suppress warning messages.

-Rfile, --reload-state=file

Load state from file before starting execution.

-Uname, --undefine=name

Undefine name.

Przykłady m4 działanie w Słownik polecenie M

Przykład M4 użycie :
Jak użyć Command-line MP3 player. See mpg321 co znaczy.
Przykład M4 użycie :
Jak użyć file (a file that can send or receive data). Special files can be character files (read one character at a time), block files (read several characters at a time), or FIFO pipes (see mkfifo ). To krzyżówka.
Przykład M4 użycie :
Jak użyć administration command. Mount a file structure. The file structure on device is mounted on directory . If no device is specified, mount looks for an entry in /etc/fstab to find out what device is co to jest.
Przykład M4 użycie :
Jak użyć administration command. Set up RAID array devices as defined in the /etc/raidtab configuration file. mkraid can be used to initialize a new array or upgrade older RAID device arrays for the new słownik.
Przykład M4 użycie :
Jak użyć Change to the specified directory on an MS-DOS disk. With no directory specified, display the current device and directory. See cd and mtools for more information czym jest.