meson_conan_example

gistfile1.txt

#conanfile.py
from conans import ConanFile, Meson

class KrilliaConan(ConanFile):
    settings = "os", "compiler", "build_type", "arch"
    # ("", "")
    requires = "gtest/1.8.1@bincrafters/stable"

    generators = "pkg_config", "ycm"

    default_options = {"gtest:shared": True}

    def imports(self):
        self.copy("*.dll", dst="bin", src="bin") # From bin to bin
        self.copy("*.dylib*", dst="bin", src="lib") # From lib to bin

    def build(self):
        meson = Meson(self)

        # conan is shadowing these meson parameters...
        args = ['-Db_coverage=true']
        options={ 'warning_level': 3, 'cpp_std': 'c++1z'}
        meson.configure(args=args, defs=options)

        meson.build()
        # XXX probably move all makefile magic to here
        meson.test()
        meson.test(targets=['coverage'])

#meson.build
# vim:ft=meson

project('kbs',
    'cpp',
    version : '0.1.0',
    # these are overriden by conan so make sure you make changes
    # in both places or you will be "surprised" when you run meson
    # without conan harnessing it.
    default_options : ['warning_level=3',  'cpp_std=c++1z']
    )

libopenssl = dependency('openssl', version : '>= 1.1.0', required : true)

# provided by conan
libgtest   = dependency('gtest', version :'>= 1.8.1', method : 'pkg-config', required: true)

include_dirs = []
include_dirs += include_directories('kbs/src')

link_flags = []

cpp_flags = [
   '-Wall',
   '-Wextra',
   '-Wshadow',
   '-Wnon-virtual-dtor',
   '-Wold-style-cast',
   '-Wcast-align',
   '-Wunused',
   '-Woverloaded-virtual',
   '-Wpedantic',
   '-Wconversion',
   '-Wsign-conversion',
   '-Wmisleading-indentation',
   '-Wduplicated-cond',
   '-Wduplicated-branches',
   '-Wlogical-op',
   '-Wnull-dereference',
   '-Wuseless-cast',
   '-Wdouble-promotion',
   '-Wformat=2'
]

cpp = meson.get_compiler('cpp')
add_project_arguments(cpp.get_supported_arguments(cpp_flags), language : 'cpp')
add_project_link_arguments(cpp.get_supported_link_arguments(link_flags), language : 'cpp')

#... the rest is filelists and targets





#Makefile
TOP=$(shell pwd)
CURRENT_BUILD=${TOP}/current-build

# the release profile is named 'default' for conan, probably should change that.
BUILD_PROFILE=
BUILD_TYPE=

# map build types to conan build profiles
ifeq ($(MAKECMDGOALS), debug)
        BUILD_PROFILE = debug
        BUILD_TYPE = debug
endif

ifeq ($(MAKECMDGOALS), release)
        BUILD_PROFILE = default
        BUILD_TYPE = release
endif

BUILD_DIR := build-$(shell echo $(BUILD_TYPE) | tr A-Z a-z)

# just describe the project and exit if we don't target a build
ifeq ($(BUILD_PROFILE),)
all: info
endif

.PHONY: header
header:
        @echo "BUILD_DIR $(BUILD_DIR)"
        @echo "BUILD_TYPE $(BUILD_TYPE)"

.PHONY: info
info:
        conan info .

clean:
        rm -rf build-* tags current-build compile_commands.json

.PHONY: tags
tags:
        ctags -R kbs

.PHONY: build_dispatch
build_dispatch:
        mkdir ${BUILD_DIR} || :
        rm -f current-build && ln -sf ${BUILD_DIR} current-build
        conan install . -pr ${BUILD_PROFILE} --install-folder ${BUILD_DIR}
        ln -sf current-build/build/compile_commands.json
        ln -sf ${BUILD_DIR}/compile_commands.json
        conan build   . --build-folder ${BUILD_DIR}

.PHONY: debug
debug: header build_dispatch tags

.PHONY: release
release: header build_dispatch tags

.PHONY: check
check: clean
        make debug
        make release

.PHONY: coverage
coverage:
        cd current-build && ninja coverage

.PHONY: coverage-html
coverage-html: coverage
        xdg-open file://${CURRENT_BUILD}/meson-logs/coveragereport/index.html

.PHONY: coverage-report
coverage-report: coverage
        gcovr ${CURRENT_BUILD}