c807f2514e
Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech> Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/10
100 lines
3.5 KiB
Python
100 lines
3.5 KiB
Python
import os
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from conan import ConanFile
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from conan.errors import ConanInvalidConfiguration
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from conan.tools.apple import fix_apple_shared_install_name
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from conan.tools.build import cross_building
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from conan.tools.files import get, rmdir, copy, rm, export_conandata_patches, apply_conandata_patches
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from conan.tools.gnu import AutotoolsToolchain, Autotools
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required_conan_version = ">=1.53.0"
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class FlexConan(ConanFile):
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name = "flex"
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url = "https://github.com/conan-io/conan-center-index"
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homepage = "https://github.com/westes/flex"
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description = "Flex, the fast lexical analyzer generator"
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topics = ("lex", "lexer", "lexical analyzer generator")
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license = "BSD-2-Clause"
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settings = "os", "arch", "compiler", "build_type"
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options = {
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"shared": [True, False],
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"fPIC": [True, False],
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}
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default_options = {
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"shared": False,
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"fPIC": True,
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}
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def source(self):
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get(self, **self.conan_data["sources"][self.version], strip_root=True)
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def export_sources(self):
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export_conandata_patches(self)
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def requirements(self):
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# Flex requires M4 to be compiled. If consumer does not have M4
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# installed, Conan will need to know that Flex requires it.
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self.requires("m4/1.4.19")
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def build_requirements(self):
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self.tool_requires("m4/1.4.19")
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if hasattr(self, "settings_build") and cross_building(self):
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self.tool_requires(f"{self.name}/{self.version}")
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def validate(self):
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if self.settings.os == "Windows":
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raise ConanInvalidConfiguration("Flex package is not compatible with Windows. "
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"Consider using winflexbison instead.")
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def configure(self):
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if self.options.shared:
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self.options.rm_safe("fPIC")
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self.settings.rm_safe("compiler.libcxx")
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self.settings.rm_safe("compiler.cppstd")
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def generate(self):
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at = AutotoolsToolchain(self)
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at.configure_args.extend([
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"--disable-nls",
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"--disable-bootstrap",
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"HELP2MAN=/bin/true",
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"M4=m4",
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# https://github.com/westes/flex/issues/247
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"ac_cv_func_malloc_0_nonnull=yes", "ac_cv_func_realloc_0_nonnull=yes",
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# https://github.com/easybuilders/easybuild-easyconfigs/pull/5792
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"ac_cv_func_reallocarray=no",
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])
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at.generate()
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def build(self):
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apply_conandata_patches(self)
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autotools = Autotools(self)
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autotools.configure()
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autotools.make()
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def package(self):
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copy(self, "COPYING", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
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autotools = Autotools(self)
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autotools.install()
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rmdir(self, os.path.join(self.package_folder, "share"))
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rm(self, "*.la", os.path.join(self.package_folder, "lib"))
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fix_apple_shared_install_name(self)
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def package_info(self):
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self.cpp_info.libs = ["fl"]
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self.cpp_info.system_libs = ["m"]
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# Avoid CMakeDeps messing with Conan targets
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self.cpp_info.set_property("cmake_find_mode", "none")
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bindir = os.path.join(self.package_folder, "bin")
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self.output.info("Appending PATH environment variable: {}".format(bindir))
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self.env_info.PATH.append(bindir)
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lex_path = os.path.join(bindir, "flex").replace("\\", "/")
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self.output.info("Setting LEX environment variable: {}".format(lex_path))
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self.env_info.LEX = lex_path
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