conanfile.py

"""Conan recipe package for libstyxe
"""
from conans import CMake, ConanFile
from conans.errors import ConanInvalidConfiguration
from conans.model.version import Version


class LibstyxeConan(ConanFile):
    name = "libstyxe"
    description = "9P2000(.u/.l/.e) file protocol parser implementation"
    license = "Apache-2.0"
    author = "Ivan Ryabov <abbyssoul@gmail.com>"
    url = "https://github.com/abbyssoul/%s.git" % name
    homepage = "https://github.com/abbyssoul/%s" % name
    topics = ("9P", "9P2000", "plan9", "styx", "protocol", "parser", "distributed", "distributed-file-system", "9pfs", "Modern C++")
    
    settings = "os", "compiler", "build_type", "arch"
    options = {
            "shared": [True, False], 
            "fPIC": [True, False]
    }
    default_options = {"shared": False, "fPIC": True}
    generators = "cmake"
    build_requires = "gtest/1.10.0"
    requires = "libsolace/0.4.1@abbyssoul/stable"

    scm = {
       "type": "git",
       "subfolder": name,
       "url": "auto",
       "revision": "auto"
    }

    @property
    def _supported_cppstd(self):
        return ["17", "gnu17", "20", "gnu20"]

    @property
    def _source_subfolder(self):
        return self.name

    def config_options(self):
        compiler_version = Version(str(self.settings.compiler.version))

        if self.settings.os == "Windows":
            del self.options.fPIC
        # Exclude compilers that claims to support C++17 but do not in practice
        if (self.settings.compiler == "gcc" and compiler_version < "7") or \
           (self.settings.compiler == "clang" and compiler_version < "5") or \
           (self.settings.compiler == "apple-clang" and compiler_version < "9"):
          raise ConanInvalidConfiguration("This library requires C++17 or higher support standard. {} {} is not supported".format(self.settings.compiler, self.settings.compiler.version))
        if self.settings.compiler.cppstd and not self.settings.compiler.cppstd in self._supported_cppstd:
          raise ConanInvalidConfiguration("This library requires c++17 standard or higher. {} required".format(self.settings.compiler.cppstd))

    def _configure_cmake(self):
        cmake = CMake(self, parallel=True)
        cmake.definitions["PKG_CONFIG"] = "OFF"
        cmake.configure(source_folder=self._source_subfolder)
        return cmake

    def build(self):
        cmake = self._configure_cmake()
        cmake.build()

    def package(self):
        cmake = self._configure_cmake()
        cmake.install()
        self.copy(pattern="LICENSE", dst="licenses", src=self._source_subfolder)

    def package_info(self):
        self.cpp_info.libs = ["styxe"]
        if self.settings.os == "Linux":
            self.cpp_info.libs.append("m")