homebrew-core/Formula/infer.rb
2018-09-13 19:48:32 +02:00

126 lines
3.6 KiB
Ruby

class Infer < Formula
desc "Static analyzer for Java, C, C++, and Objective-C"
homepage "https://fbinfer.com/"
# pull from git tag to get submodules
url "https://github.com/facebook/infer.git",
:tag => "v0.15.0",
:revision => "8bda23fadcc51c6ed38a4c3a75be25a266e8f7b4"
bottle do
cellar :any
sha256 "0b056e3162e0e5c791173f790e5e06dda2f80781531098ca8c6eb3d89dc96768" => :high_sierra
sha256 "91c68a2e6487e2218567a2e92c10b76bbfea5c69497b1bd9b027426ed23ec615" => :sierra
sha256 "8bb9d822db58e8b34e286dbc167c391e497ae5e37d96766ca355dd9bc7e6ec50" => :el_capitan
end
depends_on "autoconf" => :build
depends_on "automake" => :build
depends_on "cmake" => :build
depends_on :java => ["1.7+", :build]
depends_on "libtool" => :build
depends_on "ocaml" => :build
depends_on "opam" => :build
depends_on "pkg-config" => :build
def install
# needed to build clang
ENV.permit_arch_flags
# Apple's libstdc++ is too old to build LLVM
ENV.libcxx if ENV.compiler == :clang
opamroot = buildpath/"opamroot"
opamroot.mkpath
ENV["OPAMROOT"] = opamroot
ENV["OPAMYES"] = "1"
# do not attempt to use the clang in facebook-clang-plugins/ as it hasn't been built yet
ENV["INFER_CONFIGURE_OPTS"] = "--prefix=#{prefix} --without-fcp-clang"
llvm_args = %w[
-DLLVM_INCLUDE_DOCS=OFF
-DLLVM_INSTALL_UTILS=OFF
-DLLVM_TARGETS_TO_BUILD=all
-DLIBOMP_ARCH=x86_64
-DLLVM_BUILD_EXTERNAL_COMPILER_RT=ON
-DLLVM_BUILD_LLVM_DYLIB=ON
]
system "opam", "init", "--no-setup"
ocaml_version = File.read("build-infer.sh").match(/OCAML_VERSION_DEFAULT=\"([^\"]+)\"/)[1]
ocaml_version_number = ocaml_version.split("+", 2)[0]
inreplace "#{opamroot}/compilers/#{ocaml_version_number}/#{ocaml_version}/#{ocaml_version}.comp",
'["./configure"', '["./configure" "-no-graph"'
# so that `infer --version` reports a release version number
inreplace "infer/src/base/Version.ml.in", "let is_release = is_yes \"@IS_RELEASE_TREE@\"", "let is_release = true"
inreplace "facebook-clang-plugins/clang/setup.sh", "CMAKE_ARGS=(", "CMAKE_ARGS=(\n " + llvm_args.join("\n ")
system "./build-infer.sh", "all", "--yes"
system "opam", "config", "exec", "--switch=infer-#{ocaml_version}", "--", "make", "install"
end
test do
(testpath/"FailingTest.c").write <<~EOS
#include <stdio.h>
int main() {
int *s = NULL;
*s = 42;
return 0;
}
EOS
(testpath/"PassingTest.c").write <<~EOS
#include <stdio.h>
int main() {
int *s = NULL;
if (s != NULL) {
*s = 42;
}
return 0;
}
EOS
shell_output("#{bin}/infer --fail-on-issue -- clang -c FailingTest.c", 2)
shell_output("#{bin}/infer --fail-on-issue -- clang -c PassingTest.c")
(testpath/"FailingTest.java").write <<~EOS
class FailingTest {
String mayReturnNull(int i) {
if (i > 0) {
return "Hello, Infer!";
}
return null;
}
int mayCauseNPE() {
String s = mayReturnNull(0);
return s.length();
}
}
EOS
(testpath/"PassingTest.java").write <<~EOS
class PassingTest {
String mayReturnNull(int i) {
if (i > 0) {
return "Hello, Infer!";
}
return null;
}
int mayCauseNPE() {
String s = mayReturnNull(0);
return s == null ? 0 : s.length();
}
}
EOS
shell_output("#{bin}/infer --fail-on-issue -- javac FailingTest.java", 2)
shell_output("#{bin}/infer --fail-on-issue -- javac PassingTest.java")
end
end