homebrew-core/Formula/gflags.rb
2018-09-27 17:24:40 +02:00

62 lines
2.1 KiB
Ruby

class Gflags < Formula
desc "Library for processing command-line flags"
homepage "https://gflags.github.io/gflags/"
url "https://github.com/gflags/gflags/archive/v2.2.1.tar.gz"
sha256 "ae27cdbcd6a2f935baa78e4f21f675649271634c092b1be01469440495609d0e"
bottle do
cellar :any
sha256 "a00d8dd8f4674384e722f0f07b0eaeaac201c0fcea789e6fe3232686993dc747" => :mojave
sha256 "db36aa60a2c383dddad4774a0e0129c5cf2183f6ae813afffa9b0311ed81d8a3" => :high_sierra
sha256 "519562ecebe66cf89803786d0b0ba9ac02cfa2376c822c8726fa274c1e380d0a" => :sierra
sha256 "9e9c1a067b324ccd372ac00cd0ac00545415cb4407ea90b15c181cbfb67a4260" => :el_capitan
sha256 "5e6fcff184b2d6caf333a74cb24222da11bc1721eb6ab12a31bda7802cf8dfd9" => :yosemite
end
option "with-static", "Build gflags as a static (instead of shared) library."
depends_on "cmake" => :build
def install
args = std_cmake_args
if build.with? "static"
args << "-DBUILD_SHARED_LIBS=OFF"
else
args << "-DBUILD_SHARED_LIBS=ON"
end
mkdir "buildroot" do
system "cmake", "..", *args
system "make", "install"
end
end
test do
(testpath/"test.cpp").write <<~EOS
#include <iostream>
#include "gflags/gflags.h"
DEFINE_bool(verbose, false, "Display program name before message");
DEFINE_string(message, "Hello world!", "Message to print");
static bool IsNonEmptyMessage(const char *flagname, const std::string &value)
{
return value[0] != '\0';
}
DEFINE_validator(message, &IsNonEmptyMessage);
int main(int argc, char *argv[])
{
gflags::SetUsageMessage("some usage message");
gflags::SetVersionString("1.0.0");
gflags::ParseCommandLineFlags(&argc, &argv, true);
if (FLAGS_verbose) std::cout << gflags::ProgramInvocationShortName() << ": ";
std::cout << FLAGS_message;
gflags::ShutDownCommandLineFlags();
return 0;
}
EOS
system ENV.cxx, "-L#{lib}", "-lgflags", "test.cpp", "-o", "test"
assert_match "Hello world!", shell_output("./test")
assert_match "Foo bar!", shell_output("./test --message='Foo bar!'")
end
end