nixpkgs/pkgs/tools/misc/idutils/default.nix

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{ fetchurl, stdenv, emacs }:
stdenv.mkDerivation rec {
name = "idutils-4.5";
src = fetchurl {
url = "mirror://gnu/idutils/${name}.tar.gz";
sha256 = "0j92k2dwg381kx2z556v9162l16mfra3xqbfcjrkdd2fw5jsgn2q";
};
buildInputs = stdenv.lib.optional stdenv.isLinux emacs;
doCheck = true;
patches = [ ./nix-mapping.patch ];
meta = {
description = "GNU Idutils, a text searching utility";
longDescription = ''
An "ID database" is a binary file containing a list of file
names, a list of tokens, and a sparse matrix indicating which
tokens appear in which files.
With this database and some tools to query it, many
text-searching tasks become simpler and faster. For example,
you can list all files that reference a particular `\#include'
file throughout a huge source hierarchy, search for all the
memos containing references to a project, or automatically
invoke an editor on all files containing references to some
function or variable. Anyone with a large software project to
maintain, or a large set of text files to organize, can benefit
from the ID utilities.
Although the name `ID' is short for `identifier', the ID
utilities handle more than just identifiers; they also treat
other kinds of tokens, most notably numeric constants, and the
contents of certain character strings.
'';
homepage = http://www.gnu.org/software/idutils/;
license = "GPLv3+";
maintainers = [ stdenv.lib.maintainers.ludo ];
platforms = stdenv.lib.platforms.all;
};
}