123 lines
4.4 KiB
Ruby
123 lines
4.4 KiB
Ruby
class Cppcheck < Formula
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desc "Static analysis of C and C++ code"
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homepage "https://sourceforge.net/projects/cppcheck/"
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url "https://github.com/danmar/cppcheck/archive/2.7.tar.gz"
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sha256 "5fd20549bb2fabf9a8026f772779d8cc6a5782c8f17500408529f7747afbc526"
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license "GPL-3.0-or-later"
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head "https://github.com/danmar/cppcheck.git", branch: "main"
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bottle do
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sha256 arm64_monterey: "6c932617b1fcd32c57b575a0b0a627ef5819891332bf848a72166dce690c0c36"
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sha256 arm64_big_sur: "fe348de57052e61a2e0a0d089b689d01fba3e38010cdd28516adb6f536f713d0"
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sha256 monterey: "9585633d7ec129faf03f22bd3b6834aa35b0b518dddb82d4451c2ba221cf3de7"
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sha256 big_sur: "1034118a9e0866b1c10bddd8640456cde261c7458097910e81a53f6be8a2e9b5"
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sha256 catalina: "5ce1b5c8847f5282acaacac3d2cce7a0d0865d1aed0e548f15ba05d271a3cc82"
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sha256 x86_64_linux: "54582a30d49a55e83e8802eccc59bb5045bec2a3ad61c8c7b6d6208cafe8dd02"
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end
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depends_on "cmake" => :build
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depends_on "python@3.10" => [:build, :test]
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depends_on "pcre"
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depends_on "tinyxml2"
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uses_from_macos "libxml2"
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def install
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args = std_cmake_args + %W[
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-DHAVE_RULES=ON
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-DUSE_MATCHCOMPILER=ON
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-DUSE_BUNDLED_TINYXML2=OFF
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-DENABLE_OSS_FUZZ=OFF
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-DPYTHON_EXECUTABLE=#{Formula["python@3.10"].opt_bin}/python3
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]
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system "cmake", "-S", ".", "-B", "build", *args
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system "cmake", "--build", "build"
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system "cmake", "--install", "build"
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# Move the python addons to the cppcheck pkgshare folder
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(pkgshare/"addons").install Dir.glob("addons/*.py")
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end
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test do
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# Execution test with an input .cpp file
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test_cpp_file = testpath/"test.cpp"
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test_cpp_file.write <<~EOS
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#include <iostream>
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using namespace std;
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int main()
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{
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cout << "Hello World!" << endl;
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return 0;
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}
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class Example
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{
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public:
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int GetNumber() const;
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explicit Example(int initialNumber);
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private:
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int number;
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};
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Example::Example(int initialNumber)
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{
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number = initialNumber;
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}
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EOS
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system "#{bin}/cppcheck", test_cpp_file
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# Test the "out of bounds" check
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test_cpp_file_check = testpath/"testcheck.cpp"
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test_cpp_file_check.write <<~EOS
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int main()
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{
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char a[10];
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a[10] = 0;
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return 0;
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}
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EOS
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output = shell_output("#{bin}/cppcheck #{test_cpp_file_check} 2>&1")
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assert_match "out of bounds", output
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# Test the addon functionality: sampleaddon.py imports the cppcheckdata python
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# module and uses it to parse a cppcheck dump into an OOP structure. We then
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# check the correct number of detected tokens and function names.
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addons_dir = pkgshare/"addons"
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cppcheck_module = "#{name}data"
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expect_token_count = 55
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expect_function_names = "main,GetNumber,Example"
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assert_parse_message = "Error: sampleaddon.py: failed: can't parse the #{name} dump."
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sample_addon_file = testpath/"sampleaddon.py"
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sample_addon_file.write <<~EOS
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#!/usr/bin/env #{Formula["python@3.10"].opt_bin}/python3
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"""A simple test addon for #{name}, prints function names and token count"""
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import sys
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from importlib import machinery, util
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# Manually import the '#{cppcheck_module}' module
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spec = machinery.PathFinder().find_spec("#{cppcheck_module}", ["#{addons_dir}"])
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cpp_check_data = util.module_from_spec(spec)
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spec.loader.exec_module(cpp_check_data)
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for arg in sys.argv[1:]:
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# Parse the dump file generated by #{name}
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configKlass = cpp_check_data.parsedump(arg)
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if len(configKlass.configurations) == 0:
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sys.exit("#{assert_parse_message}") # Parse failure
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fConfig = configKlass.configurations[0]
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# Pick and join the function names in a string, separated by ','
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detected_functions = ','.join(fn.name for fn in fConfig.functions)
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detected_token_count = len(fConfig.tokenlist)
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# Print the function names on the first line and the token count on the second
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print("%s\\n%s" %(detected_functions, detected_token_count))
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EOS
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system "#{bin}/cppcheck", "--dump", test_cpp_file
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test_cpp_file_dump = "#{test_cpp_file}.dump"
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assert_predicate testpath/test_cpp_file_dump, :exist?
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output = shell_output(Formula["python@3.10"].opt_bin/"python3 #{sample_addon_file} #{test_cpp_file_dump}")
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assert_match "#{expect_function_names}\n#{expect_token_count}", output
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end
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end
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