homebrew-core/Formula/grep.rb

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class Grep < Formula
desc "GNU grep, egrep and fgrep"
homepage "https://www.gnu.org/software/grep/"
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url "https://ftp.gnu.org/gnu/grep/grep-3.0.tar.xz"
mirror "https://ftpmirror.gnu.org/grep/grep-3.0.tar.xz"
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sha256 "e2c81db5056e3e8c5995f0bb5d0d0e1cad1f6f45c3b2fc77b6e81435aed48ab5"
bottle do
cellar :any
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sha256 "d55c4d626559f62538f07f9a7fd5c29ab951e65f3f2f83159cbc141d8f1c9649" => :sierra
sha256 "b2af64e183559b020fe2f744979af82ad073611f47998e2073aac855d92aaf1a" => :el_capitan
sha256 "d6e3213787d5da9acd33277ab8b2de5c1268082c39be0c7668ab601f55b47037" => :yosemite
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end
option "with-default-names", "Do not prepend 'g' to the binary"
deprecated_option "default-names" => "with-default-names"
depends_on "pkg-config" => :build
depends_on "pcre"
def install
args = %W[
--disable-dependency-tracking
--disable-nls
--prefix=#{prefix}
--infodir=#{info}
--mandir=#{man}
--with-packager=Homebrew
]
args << "--program-prefix=g" if build.without? "default-names"
system "./configure", *args
system "make"
system "make", "install"
end
def caveats
if build.without? "default-names" then <<-EOS.undent
The command has been installed with the prefix "g".
If you do not want the prefix, install using the "with-default-names"
option.
EOS
end
end
test do
text_file = testpath/"file.txt"
text_file.write "This line should be matched"
cmd = build.with?("default-names") ? "grep" : "ggrep"
grepped = shell_output("#{bin}/#{cmd} match #{text_file}")
assert_match "should be matched", grepped
end
end