Files
ArffFiles/conanfile.py

129 lines
4.3 KiB
Python

import re
from conan import ConanFile
from conan.tools.files import copy
from conan.tools.cmake import CMakeToolchain, CMakeDeps
class ArffFilesConan(ConanFile):
name = "arff-files"
version = "X.X.X"
description = "Header-only library to read ARFF (Attribute-Relation \
File Format) files and return STL vectors with the data read."
url = "https://github.com/rmontanana/ArffFiles"
license = "MIT"
homepage = "https://github.com/rmontanana/ArffFiles"
topics = ("arff", "data-processing", "file-parsing", "header-only", "cpp17")
no_copy_source = True
exports_sources = ("ArffFiles.hpp", "LICENSE", "README.md", "CMakeLists.txt", "config/*")
package_type = "header-library"
settings = "build_type", "compiler", "arch", "os"
def init(self):
# Read the CMakeLists.txt file to get the version
with open("CMakeLists.txt", "r") as f:
lines = f.readlines()
for line in lines:
if "VERSION" in line:
# Extract the version number using regex
match = re.search(r"VERSION\s+(\d+\.\d+\.\d+)", line)
if match:
self.version = match.group(1)
def build_requirements(self):
self.tool_requires("cmake/[>=3.15]")
self.test_requires("catch2/3.8.1")
def layout(self):
# Use cmake_layout for proper build folder structure
from conan.tools.cmake import cmake_layout
cmake_layout(self)
def generate(self):
# Generate CMake toolchain file
tc = CMakeToolchain(self)
tc.generate()
# Generate CMake dependencies file (needed for test requirements like catch2)
deps = CMakeDeps(self)
deps.generate()
# Create a minimal CMakeLists.txt for conan build that only generates config
import os
minimal_cmake = """cmake_minimum_required(VERSION 3.20)
project(ArffFiles
VERSION 1.2.1
DESCRIPTION "Library to read Arff Files and return STL vectors with the data read."
HOMEPAGE_URL "https://github.com/rmontanana/ArffFiles"
LANGUAGES CXX
)
# Subdirectories
add_subdirectory(config)
"""
with open(os.path.join(self.source_folder, "CMakeLists_conan.txt"), "w") as f:
f.write(minimal_cmake)
def build(self):
# Use CMake to generate the config file through existing config system
from conan.tools.cmake import CMake
import os
# Temporarily rename the files to use minimal CMakeLists.txt
original_cmake = os.path.join(self.source_folder, "CMakeLists.txt")
minimal_cmake = os.path.join(self.source_folder, "CMakeLists_conan.txt")
backup_cmake = os.path.join(self.source_folder, "CMakeLists_backup.txt")
# Backup and replace
os.rename(original_cmake, backup_cmake)
os.rename(minimal_cmake, original_cmake)
try:
cmake = CMake(self)
cmake.configure()
# No need to build anything, just configure to generate the config file
finally:
# Restore original files
os.rename(original_cmake, minimal_cmake)
os.rename(backup_cmake, original_cmake)
def package(self):
# Copy header file
copy(
self,
"ArffFiles.hpp",
src=self.source_folder,
dst=self.package_folder,
keep_path=False,
)
# Copy the generated config file from CMake build folder
copy(
self,
"arffFiles_config.h",
src=f"{self.build_folder}/configured_files/include",
dst=self.package_folder,
keep_path=False,
)
# Copy license and readme for package documentation
copy(
self,
"LICENSE",
src=self.source_folder,
dst=self.package_folder,
keep_path=False,
)
copy(
self,
"README.md",
src=self.source_folder,
dst=self.package_folder,
keep_path=False,
)
def package_info(self):
# Header-only library configuration
self.cpp_info.bindirs = []
self.cpp_info.libdirs = []
# Set include directory (header will be in package root)
self.cpp_info.includedirs = ["."]