homebrew-core/Formula/gflags.rb
2018-11-12 23:00:44 +01:00

60 lines
2 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/v2.2.2.tar.gz"
sha256 "34af2f15cf7367513b352bdcd2493ab14ce43692d2dcd9dfc499492966c64dcf"
bottle do
cellar :any
sha256 "82fe53e7e195d7a2c72243c357c8f3120eb8fa79b06e9a1c0928849b7cf60260" => :mojave
sha256 "51a508dc83e6213a1726509c0fc1761e5b7a79b220f4c86f8ace660799caaec8" => :high_sierra
sha256 "44b0ad9e8d8ce61431d959b1c6197e121f8369acc777a8010aabce2adb8eb4db" => :sierra
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