Other file functions

Filesystem functions. More...

Functions
int	check_create_dir (const char *dir)
	Creates directory if doesn't exist. More...
int	file_exists (const char *fn)
	Check whether file exists. More...
int	file_size (const char *fn)
	Returns file size. More...
void	make_date_filename (char *fn, const char *dir, const char *ext)
	Creates filename using current date/time. More...

Detailed Description

Filesystem functions.

Function Documentation

check_create_dir()

int check_create_dir

(

const char *

dir

)

Creates directory if doesn't exist.

Parameters

dir	Directory pathname

Returns

Returns 0 on success

file_exists()

int file_exists

(

const char *

fn

)

Check whether file exists.

Parameters

fn	File pathname

Returns

(0/1) 1 = File exists

file_size()

int file_size

(

const char *

fn

)

Returns file size.

Parameters

fn	File pathname

Returns

File size or -1 if file doesn't exist

make_date_filename()

void make_date_filename	(	char *	fn,
		const char *	dir,
		const char *	ext
	)

Creates filename using current date/time.

Parameters

[out]	fn	String buffer for created filename
	dir	File directory
	ext	File extension

Created string has following format:

/<dir>/YYYYMMDD-hhmmsscc<ext>

i.e. <ext> has to contain dot if required

Example usage

  char fname[40];
  make_date_filename(fname, PRINT_DIR, ".prn");