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Section Five, Files

Library file Function Sections Content help file
bmtFiles bmtFilesFunc 501-510 File related bmtFiles.md

Section Five, File sub sections

  • 501 Check if directory exists and empty
  • 502 Make and enter a formatted directory
  • 503 Directory exists
  • 504 File exists
  • 505 Device exists
  • 506 File empty
  • 507 File size
  • 508 File size in bytes
  • 509 mime type exists?
  • 510 File name extraction

501 Make formated directory

The keyword is makedir, First option is path , second is the text appended to end.

bmtFilesFunc makedir "/tmp/" "-TEST"

Output folders are created with following time/date stamp syntax HHMM-DDMONYY-X where X is text from third option. Makes the directory and cds into it Returns 0 for success, 52 if in cannot access or create the directory

502 Does directory exist and is it empty

The keyword is isdirempty , the first option is path returns 0 for empty , 2 for not empty , 3 if it does not exist.

bmtFilesFunc isdirempty "$HOME/Desktop/TEST/file/"

503 directory exists

returns 0 for success, 2 for failure

bmtFilesFunc directoryexists /tmp/foo

504 file exists

returns 0 for success, 2 for failure

bmtFilesFunc fileexists /tmp/foo

505 device exists

returns 0 for success, 2 for failure

bmtFilesFunc deviceexists /dev/sda

506 Empty File

Check if file empty returns 0 if not empty , 2 if empty

bmtFilesFunc isfileempty "/foo/foo.txt"
echo $?

507 File size

Prints file size and returns 0 if file does not exist returns 2

bmtFilesFunc getfilesize "/foo/foo.txt"

508 File Size in bytes

Prints file size and returns 0 if file does not exist returns 2

bmtFilesFunc getfilesizebytes "/foo/foo.txt"

509 Display mime type of input file

Returns 4 If file/directory does not exist. , 3 If file or mimetype command not found in system. 2 if missing arguments, 0 for success.

bmtFilesFunc getmimetype "$TESTOBJECTS/full.txt" >> /tmp/mytempfile123.txt
echo $?

510 File name extraction

Returns 0 for success, 2 for missing arguments , 3 for wrong 2nd argument value, 4 for missing file extension

  1. Param1 Filepath
  2. Param2 1-4 1 for filename, 2 for basename, 3 for extension ,4 for folder path
bmtFilesFunc filename "/foo/foo123/tv.png" 4
echo  " :: Folder name $?"