homebrew-core/Formula/boost.rb
2018-11-08 23:08:26 +01:00

120 lines
3.5 KiB
Ruby

class Boost < Formula
desc "Collection of portable C++ source libraries"
homepage "https://www.boost.org/"
url "https://dl.bintray.com/boostorg/release/1.68.0/source/boost_1_68_0.tar.bz2"
sha256 "7f6130bc3cf65f56a618888ce9d5ea704fa10b462be126ad053e80e553d6d8b7"
head "https://github.com/boostorg/boost.git"
bottle do
cellar :any
sha256 "d447d437cd81b059b61fef235e8f2099434a587fff3af319b8f32971096da6ad" => :mojave
sha256 "07dbc64ae90c2d1a5d496621b47bcf4e8a660392a02d64fa5fe780dba5e47f88" => :high_sierra
sha256 "40f3b92d543b9ffe437f1724c26ab55f9873e59fdc7afd46d82c83239a03fa9b" => :sierra
end
option "with-icu4c", "Build regexp engine with icu support"
option "without-single", "Disable building single-threading variant"
option "without-static", "Disable building static library variant"
deprecated_option "with-icu" => "with-icu4c"
depends_on "icu4c" => :optional
needs :cxx14
def install
# Force boost to compile with the desired compiler
open("user-config.jam", "a") do |file|
file.write "using darwin : : #{ENV.cxx} ;\n"
end
# libdir should be set by --prefix but isn't
bootstrap_args = ["--prefix=#{prefix}", "--libdir=#{lib}"]
if build.with? "icu4c"
icu4c_prefix = Formula["icu4c"].opt_prefix
bootstrap_args << "--with-icu=#{icu4c_prefix}"
else
bootstrap_args << "--without-icu"
end
# Handle libraries that will not be built.
without_libraries = ["python", "mpi"]
# Boost.Log cannot be built using Apple GCC at the moment. Disabled
# on such systems.
without_libraries << "log" if ENV.compiler == :gcc
bootstrap_args << "--without-libraries=#{without_libraries.join(",")}"
# layout should be synchronized with boost-python and boost-mpi
args = ["--prefix=#{prefix}",
"--libdir=#{lib}",
"-d2",
"-j#{ENV.make_jobs}",
"--layout=tagged",
"--user-config=user-config.jam",
"-sNO_LZMA=1",
"install"]
if build.with? "single"
args << "threading=multi,single"
else
args << "threading=multi"
end
if build.with? "static"
args << "link=shared,static"
else
args << "link=shared"
end
# Boost is using "clang++ -x c" to select C compiler which breaks C++14
# handling using ENV.cxx14. Using "cxxflags" and "linkflags" still works.
args << "cxxflags=-std=c++14"
if ENV.compiler == :clang
args << "cxxflags=-stdlib=libc++" << "linkflags=-stdlib=libc++"
end
system "./bootstrap.sh", *bootstrap_args
system "./b2", "headers"
system "./b2", *args
end
def caveats
s = ""
# ENV.compiler doesn't exist in caveats. Check library availability
# instead.
if Dir["#{lib}/libboost_log*"].empty?
s += <<~EOS
Building of Boost.Log is disabled because it requires newer GCC or Clang.
EOS
end
s
end
test do
(testpath/"test.cpp").write <<~EOS
#include <boost/algorithm/string.hpp>
#include <string>
#include <vector>
#include <assert.h>
using namespace boost::algorithm;
using namespace std;
int main()
{
string str("a,b");
vector<string> strVec;
split(strVec, str, is_any_of(","));
assert(strVec.size()==2);
assert(strVec[0]=="a");
assert(strVec[1]=="b");
return 0;
}
EOS
system ENV.cxx, "test.cpp", "-std=c++1y", "-L#{lib}", "-lboost_system", "-o", "test"
system "./test"
end
end