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{ stdenv, fetchurl, pcre, libiconv }:
let version = "2.21"; in
stdenv.mkDerivation {
name = "gnugrep-${version}";
src = fetchurl {
url = "mirror://gnu/grep/grep-${version}.tar.xz";
sha256 = "1pp5n15qwxrw1pibwjhhgsibyv5cafhamf8lwzjygs6y00fa2i2j";
};
buildInputs = [ pcre libiconv ];
doCheck = !stdenv.isDarwin;
# On Mac OS X, force use of mkdir -p, since Grep's fallback
# (./install-sh) is broken.
preConfigure = ''
export MKDIR_P="mkdir -p"
'';
# Fix reference to sh in bootstrap-tools, and invoke grep via
# absolute path rather than looking at argv[0].
postInstall =
''
rm $out/bin/egrep $out/bin/fgrep
echo "#! /bin/sh" > $out/bin/egrep
echo "exec $out/bin/grep -E \"\$@\"" >> $out/bin/egrep
echo "#! /bin/sh" > $out/bin/fgrep
echo "exec $out/bin/grep -F \"\$@\"" >> $out/bin/fgrep
chmod +x $out/bin/egrep $out/bin/fgrep
'';
meta = {
homepage = http://www.gnu.org/software/grep/;
description = "GNU implementation of the Unix grep command";
longDescription = ''
The grep command searches one or more input files for lines
containing a match to a specified pattern. By default, grep
prints the matching lines.
'';
license = stdenv.lib.licenses.gpl3Plus;
maintainers = [ stdenv.lib.maintainers.eelco ];
platforms = stdenv.lib.platforms.all;
};
passthru = {inherit pcre;};
}
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