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20.3 Listing directory entries ¶

Function: mbfl_file_enable_listing ¶

Declare the commands required to retrieve informations about files and directories. Declaring the intention to use a program

The programs are: ls, readlink.

Function: mbfl_file_listing PATHNAME OPT … ¶

Execute the program ls with PATHNAME as argument. If other arguments are present: they are inserted as options in the command line of ls.

Function: mbfl_file_long_listing PATHNAME OPT … ¶

Execute the program ls with PATHNAME as argument and the flag -l. If other arguments are present: they are inserted as options in the command line of ls.

Function: mbfl_file_normalise_link PATHNAME ¶

Execute the program readlink to normalise the pathname of a symbolic link (remember that a symbolic link references a file, never a directory). Echo to stdout the normalised pathname.

The command line of readlink is:

readlink  --canonicalize --no-newline "$PATHNAME"

Function: mbfl_file_read_link PATHNAME OPT … ¶

Function: mbfl_file_readlink PATHNAME OPT … ¶

Execute the program readlink to acquire the original pathname referenced by PATHNAME, then print it. If other arguments are present: they are inserted as options in the command line of readlink.

Function: mbfl_exec_ls ARG … ¶

Execute the program ls with the given optional command line arguments.

Function: mbfl_exec_readlink ARG … ¶

Execute the program readlink with the given optional command line arguments.