forked from beyondgrep/ack1
-
Notifications
You must be signed in to change notification settings - Fork 0
/
ack-help.txt
62 lines (52 loc) · 2.71 KB
/
ack-help.txt
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
Usage: ack [OPTION]... PATTERN [FILES]
Search for PATTERN in each source file in the tree from cwd on down.
If [FILES] is specified, then only those files/directories are checked.
ack may also search STDIN, but only if no FILES are specified, or if
one of FILES is "-".
Default switches may be specified in ACK_OPTIONS environment variable.
Example: ack -i select
Searching:
-i, --ignore-case Ignore case distinctions
-v, --invert-match Invert match: select non-matching lines
-w, --word-regexp Force PATTERN to match only whole words
-Q, --literal Quote all metacharacters; expr is literal
Search output:
-l, --files-with-matches
Only print filenames containing matches
-L, --files-without-match
Only print filenames with no match
-o Show only the part of a line matching PATTERN
(turns off text highlighting)
--passthru Print all lines, whether matching or not
--output=expr Output the evaluation of expr for each line
(turns off text highlighting)
-m, --max-count=NUM Stop searching in a file after NUM matches
-H, --with-filename Print the filename for each match
-h, --no-filename Suppress the prefixing filename on output
-c, --count Show number of lines matching per file
--group Group matches by file name.
(default: on when used interactively)
--nogroup One result per line, including filename, like grep
(default: on when the output is redirected)
--[no]color Highlight the matching text (default: on unless
output is redirected, or on Windows)
File finding:
-f Only print the files found, without searching.
The PATTERN must not be specified.
-g=REGEX Same as -f, but only print files matching REGEX.
--sort-files Sort the found files lexically.
File inclusion/exclusion:
-n No descending into subdirectories
-a, --all All files, regardless of extension (but still skips
blib, CVS, _darcs, .git, .pc, RCS, SCCS and .svn dirs)
--perl Include only Perl files.
--type=perl Include only Perl files.
--noperl Exclude Perl files.
--type=noperl Exclude Perl files.
See "ack --help type" for supported filetypes.
--[no]follow Follow symlinks. Default is off.
Miscellaneous:
--help This help
--man Man page
--version Display version & copyright
--thpppt Bill the Cat