crudini man page

crudini --set [OPTION]...   config_file section   [param] [value]
crudini --get [OPTION]...   config_file [section] [param]
crudini --del [OPTION]...   config_file section   [param] [list value]
crudini --merge [OPTION]... config_file [section]

crudini - A utility for manipulating ini files

--existing[=WHAT]

For --set, --del and --merge, fail if item is missing, where WHAT is 'file', 'section', or 'param', or if not specified; all specified items.

--format=FMT

For --get, select the output FMT. Formats are sh,ini,lines

--inplace

Lock and write files in place. This is not atomic but has less restrictions than the default replacement method.

--list

For --set and --del, update a list (set) of values

--list-sep=STR

Delimit list values with "STR" instead of " ,"

--output=FILE

Write output to FILE instead. '-' means stdout

--verbose

Indicate on stderr if changes were made

--help

Write this help to stdout

--version

Write version to stdout

# Add/Update a var

crudini --set config_file section parameter value

# Update an existing var

crudini --set --existing config_file section parameter value

# Delete a var

crudini --del config_file section parameter

# Delete a section

crudini --del config_file section

# output a value

crudini --get config_file section parameter

# output a global value not in a section

crudini --get config_file '' parameter

# output a section

crudini --get config_file section

# output a section, parseable by shell

eval $(crudini --get --format=sh config_file section)

# update an ini file from shell variable(s)

echo name="$name" | crudini --merge config_file section

# merge an ini file from another ini

crudini --merge config_file < another.ini

# compare two ini files using standard UNIX text processing

diff <(crudini --get --format=lines file1.ini|sort) \

<(crudini --get --format=lines file2.ini|sort)