homebrew-core/Formula/gcc@4.7.rb
2017-04-22 22:24:06 -07:00

213 lines
7.3 KiB
Ruby

class GccAT47 < Formula
desc "GNU compiler collection"
def arch
if Hardware::CPU.type == :intel
if MacOS.prefer_64_bit?
"x86_64"
else
"i686"
end
elsif Hardware::CPU.type == :ppc
if MacOS.prefer_64_bit?
"powerpc64"
else
"powerpc"
end
end
end
def osmajor
`uname -r`.chomp
end
homepage "https://gcc.gnu.org/"
url "https://ftp.gnu.org/gnu/gcc/gcc-4.7.4/gcc-4.7.4.tar.bz2"
mirror "https://ftpmirror.gnu.org/gcc/gcc-4.7.4/gcc-4.7.4.tar.bz2"
sha256 "92e61c6dc3a0a449e62d72a38185fda550168a86702dea07125ebd3ec3996282"
revision 1
head "svn://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch"
bottle do
sha256 "126b6a0f98a16e0f8a18f27959c5f71c81bfce1a6a3b48d66a1832bff6d70be5" => :sierra
sha256 "573c838469a18befb8ed090109cc493a1466bc5131bd4af52e9f611c34ef3664" => :el_capitan
sha256 "6809b42a3eaa097a903b7ad58f0d1169c1c35b8b683b0aab16cbaa3daafb3059" => :yosemite
end
# Fixes build with Xcode 7.
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66523
patch do
url "https://gcc.gnu.org/bugzilla/attachment.cgi?id=35773"
sha256 "db4966ade190fff4ed39976be8d13e84839098711713eff1d08920d37a58f5ec"
end
option "with-fortran", "Build the gfortran compiler"
option "with-java", "Build the gcj compiler"
option "with-all-languages", "Enable all compilers and languages, except Ada"
option "with-nls", "Build with native language support (localization)"
option "with-profiled-build", "Make use of profile guided optimization when bootstrapping GCC"
# enabling multilib on a host that can't run 64-bit results in build failures
option "without-multilib", "Build without multilib support" if MacOS.prefer_64_bit?
deprecated_option "enable-fortran" => "with-fortran"
deprecated_option "enable-java" => "with-java"
deprecated_option "enable-all-languages" => "with-all-languages"
deprecated_option "enable-nls" => "with-nls"
deprecated_option "enable-profiled-build" => "with-profiled-build"
deprecated_option "disable-multilib" => "without-multilib"
depends_on "gmp@4"
depends_on "libmpc@0.8"
depends_on "mpfr@2"
depends_on "ppl@0.11"
depends_on "cloog@0.15"
depends_on "ecj" if build.with?("java") || build.with?("all-languages")
# The bottles are built on systems with the CLT installed, and do not work
# out of the box on Xcode-only systems due to an incorrect sysroot.
def pour_bottle?
MacOS::CLT.installed?
end
# GCC bootstraps itself, so it is OK to have an incompatible C++ stdlib
cxxstdlib_check :skip
# Fix 10.10 issues: https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=215251
patch :p0 do
url "https://raw.githubusercontent.com/Homebrew/formula-patches/7293b7d3/gcc47/patch-10.10.diff"
sha256 "61e5d0f18db59220cbd99717e9b644c1d0f3502b09ada746b60850cacda07328"
end
def install
# GCC will suffer build errors if forced to use a particular linker.
ENV.delete "LD"
if build.with? "all-languages"
# Everything but Ada, which requires a pre-existing GCC Ada compiler
# (gnat) to bootstrap. GCC 4.6.0 add go as a language option, but it is
# currently only compilable on Linux.
languages = %w[c c++ fortran java objc obj-c++]
else
# C, C++, ObjC compilers are always built
languages = %w[c c++ objc obj-c++]
languages << "fortran" if build.with? "fortran"
languages << "java" if build.with? "java"
end
version_suffix = version.to_s.slice(/\d\.\d/)
args = [
"--build=#{arch}-apple-darwin#{osmajor}",
"--prefix=#{prefix}",
"--enable-languages=#{languages.join(",")}",
# Make most executables versioned to avoid conflicts.
"--program-suffix=-#{version_suffix}",
"--with-gmp=#{Formula["gmp@4"].opt_prefix}",
"--with-mpfr=#{Formula["mpfr@2"].opt_prefix}",
"--with-mpc=#{Formula["libmpc@0.8"].opt_prefix}",
"--with-ppl=#{Formula["ppl@0.11"].opt_prefix}",
"--with-cloog=#{Formula["cloog@0.15"].opt_prefix}",
"--with-system-zlib",
# This ensures lib, libexec, include are sandboxed so that they
# don't wander around telling little children there is no Santa
# Claus.
"--enable-version-specific-runtime-libs",
"--enable-libstdcxx-time=yes",
"--enable-stage1-checking",
"--enable-checking=release",
"--enable-lto",
# A no-op unless --HEAD is built because in head warnings will
# raise errors. But still a good idea to include.
"--disable-werror",
"--with-pkgversion=Homebrew GCC #{pkg_version} #{build.used_options*" "}".strip,
"--with-bugurl=https://github.com/Homebrew/homebrew-core/issues",
# Even when suffixes are appended, the info pages conflict when
# install-info is run.
"MAKEINFO=missing",
]
# "Building GCC with plugin support requires a host that supports
# -fPIC, -shared, -ldl and -rdynamic."
args << "--enable-plugin" if MacOS.version > :tiger
args << "--disable-nls" if build.without? "nls"
if build.with?("java") || build.with?("all-languages")
args << "--with-ecj-jar=#{Formula["ecj"].opt_prefix}/share/java/ecj.jar"
end
if !MacOS.prefer_64_bit? || build.without?("multilib")
args << "--disable-multilib"
else
args << "--enable-multilib"
end
mkdir "build" do
unless MacOS::CLT.installed?
# For Xcode-only systems, we need to tell the sysroot path.
# "native-system-headers" will be appended
args << "--with-native-system-header-dir=/usr/include"
args << "--with-sysroot=#{MacOS.sdk_path}"
end
system "../configure", *args
if build.with? "profiled-build"
# Takes longer to build, may bug out. Provided for those who want to
# optimise all the way to 11.
system "make", "profiledbootstrap"
else
system "make", "bootstrap"
end
# At this point `make check` could be invoked to run the testsuite. The
# deja-gnu and autogen formulae must be installed in order to do this.
system "make", "install"
end
# Handle conflicts between GCC formulae.
# Remove libffi stuff, which is not needed after GCC is built.
Dir.glob(prefix/"**/libffi.*") { |file| File.delete file }
# Rename libiberty.a.
Dir.glob(prefix/"**/libiberty.*") { |file| add_suffix file, version_suffix }
# Rename man7.
Dir.glob(man7/"*.7") { |file| add_suffix file, version_suffix }
# Even when we disable building info pages some are still installed.
info.rmtree
# Rename java properties
if build.with?("java") || build.with?("all-languages")
config_files = [
"#{lib}/logging.properties",
"#{lib}/security/classpath.security",
"#{lib}/i386/logging.properties",
"#{lib}/i386/security/classpath.security",
]
config_files.each do |file|
add_suffix file, version_suffix if File.exist? file
end
end
end
def add_suffix(file, suffix)
dir = File.dirname(file)
ext = File.extname(file)
base = File.basename(file, ext)
File.rename file, "#{dir}/#{base}-#{suffix}#{ext}"
end
test do
(testpath/"hello-c.c").write <<-EOS.undent
#include <stdio.h>
int main()
{
puts("Hello, world!");
return 0;
}
EOS
system bin/"gcc-4.7", "-o", "hello-c", "hello-c.c"
assert_equal "Hello, world!\n", `./hello-c`
end
end