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lid − Query ID database and report results


lid [OPTION]... PATTERN...


Query ID database and report results. By default, output consists of multiple lines, each line containing the matched identifier followed by the list of file names in which it occurs.
, −−file=FILE

file name of ID database

−i, −−ignore−case

match PATTERN case insensitively

−l, −−literal

match PATTERN as a literal string

−r, −−regexp

match PATTERN as a regular expression

−w, −−word

match PATTERN as a delimited word

−s, −−substring

match PATTERN as a substring

Note: If PATTERN contains extended regular expression metacharacters, it is interpreted as a regular expression substring. Otherwise, PATTERN is interpreted as a literal word.

−k, −−key=STYLE

STYLE is one of ‘token’, ‘pattern’ or ‘none’

−R, −−result=STYLE

STYLE is one of ‘filenames’, ‘grep’, ‘edit’ or ‘none’

−S, −−separator=STYLE STYLE is one of ‘braces’, ‘space’ or ‘newline’

only applies to file names when ‘−−result=filenames’

The above STYLE options control how query results are presented. Defaults are −−key=token −−result=filenames −−separator=space

−F, −−frequency=FREQ

find tokens that occur FREQ times, where FREQ is a range expressed as ‘N..M’. If N is omitted, it defaults to 1, if M is omitted it defaults to MAX_USHRT

−a, −−ambiguous=LEN

find tokens whose names are ambiguous for LEN chars

−x, −−hex

only find numbers expressed as hexadecimal

−d, −−decimal

only find numbers expressed as decimal

−o, −−octal

only find numbers expressed as octal

By default, searches match numbers of any radix.


display this help and exit


output version information and exit


Report bugs to bug−idutils AT gnu DOT org


The full documentation for the id-utils package is maintained as a Texinfo manual. If the info and id-utils packages are properly installed, the command

info ’ID database’

should give you access to the complete manual.